aberth git https://github.com/a13x/aberth master https://github.com/a13x/aberth Generic BERT-RPC server in Erlang
active git https://github.com/proger/active master https://github.com/proger/active Active development for Erlang: rebuild and reload source/binary files while the VM is running
aleppo git https://github.com/ErlyORM/aleppo master https://github.com/ErlyORM/aleppo Alternative Erlang Pre-Processor
annotations git https://github.com/hyperthunk/annotations master https://github.com/hyperthunk/annotations Simple code instrumentation utilities
apns git https://github.com/inaka/apns4erl 1.0.4 http://inaka.github.com/apns4erl Apple Push Notification Server for Erlang
azdht git https://github.com/arcusfelis/azdht master https://github.com/arcusfelis/azdht Azureus Distributed Hash Table (DHT) in Erlang
backoff git https://github.com/ferd/backoff master https://github.com/ferd/backoff Simple exponential backoffs in Erlang
barrel git https://github.com/benoitc/barrel master https://github.com/benoitc/barrel barrel is a generic TCP acceptor pool with low latency in Erlang.
basho_bench git https://github.com/basho/basho_bench master https://github.com/basho/basho_bench A load-generation and testing tool for basically whatever you can write a returning Erlang function for.
beanstalk git https://github.com/tim/erlang-beanstalk master https://github.com/tim/erlang-beanstalk An Erlang client for beanstalkd
bear git https://github.com/boundary/bear master https://github.com/boundary/bear a set of statistics functions for erlang
bertconf git https://github.com/ferd/bertconf master https://github.com/ferd/bertconf Make ETS tables out of statc BERT files that are auto-reloaded
bifrost git https://github.com/thorstadt/bifrost master https://github.com/thorstadt/bifrost Erlang FTP Server Framework
binpp git https://github.com/jtendo/binpp master https://github.com/jtendo/binpp Erlang Binary Pretty Printer
bisect git https://github.com/knutin/bisect master https://github.com/knutin/bisect Ordered fixed-size binary dictionary in Erlang
bitcask git https://github.com/basho/bitcask master https://github.com/basho/bitcask because you need another a key/value storage engine
bitstore git https://github.com/bdionne/bitstore master https://github.com/bdionne/bitstore A document based ontology development environment
bootstrap git https://github.com/schlagert/bootstrap master https://github.com/schlagert/bootstrap A simple, yet powerful Erlang cluster bootstrapping application.
boss_db git https://github.com/ErlyORM/boss_db master https://github.com/ErlyORM/boss_db BossDB: a sharded, caching, pooling, evented ORM for Erlang
boss git https://github.com/ChicagoBoss/ChicagoBoss master https://github.com/ChicagoBoss/ChicagoBoss Erlang web MVC, now featuring Comet
bson git https://github.com/comtihon/bson-erlang master https://github.com/comtihon/bson-erlang BSON documents in Erlang, see bsonspec.org
bullet git https://github.com/extend/bullet master http://ninenines.eu Simple, reliable, efficient streaming for Cowboy.
cache git https://github.com/fogfish/cache master https://github.com/fogfish/cache Erlang in-memory cache
cake git https://github.com/darach/cake-erl v0.1.2 https://github.com/darach/cake-erl Really simple terminal colorization
carotene git https://github.com/carotene/carotene master https://github.com/carotene/carotene Real-time server
cecho git https://github.com/mazenharake/cecho master https://github.com/mazenharake/cecho An ncurses library for Erlang
cferl git https://github.com/ddossot/cferl master https://github.com/ddossot/cferl Rackspace / Open Stack Cloud Files Erlang Client
chaos_monkey git https://github.com/dLuna/chaos_monkey master https://github.com/dLuna/chaos_monkey This is The CHAOS MONKEY. It will kill your processes.
chronos git https://github.com/lehoff/chronos master https://github.com/lehoff/chronos Timer module for Erlang that makes it easy to abstact time out of the tests.
classifier git https://github.com/inaka/classifier master https://github.com/inaka/classifier An Erlang Bayesian Filter and Text Classifier
clique git https://github.com/basho/clique develop https://github.com/basho/clique CLI Framework for Erlang
cluster_info git https://github.com/basho/cluster_info master https://github.com/basho/cluster_info Fork of Hibari's nifty cluster_info OTP app
color git https://github.com/julianduque/erlang-color master https://github.com/julianduque/erlang-color ANSI colors for your Erlang
confetti git https://github.com/jtendo/confetti master https://github.com/jtendo/confetti Erlang configuration provider / application:get_env/2 on steroids
couchbeam git https://github.com/benoitc/couchbeam master https://github.com/benoitc/couchbeam Apache CouchDB client in Erlang
couch git https://github.com/benoitc/opencouch master https://github.com/benoitc/opencouch A embeddable document oriented database compatible with Apache CouchDB
covertool git https://github.com/idubrov/covertool master https://github.com/idubrov/covertool Tool to convert Erlang cover data files into Cobertura XML reports
cowboy git https://github.com/ninenines/cowboy 1.0.1 http://ninenines.eu Small, fast and modular HTTP server.
cowdb git https://github.com/refuge/cowdb master https://github.com/refuge/cowdb Pure Key/Value database library for Erlang Applications
cowlib git https://github.com/ninenines/cowlib 1.0.1 http://ninenines.eu Support library for manipulating Web protocols.
cpg git https://github.com/okeuday/cpg master https://github.com/okeuday/cpg CloudI Process Groups
cuttlefish git https://github.com/basho/cuttlefish master https://github.com/basho/cuttlefish never lose your childlike sense of wonder baby cuttlefish, promise me?
damocles git https://github.com/lostcolony/damocles master https://github.com/lostcolony/damocles Erlang library for generating adversarial network conditions for QAing distributed applications/systems on a single Linux box.
debbie git https://github.com/crownedgrouse/debbie master https://github.com/crownedgrouse/debbie .DEB Built In Erlang
decimal git https://github.com/tim/erlang-decimal master https://github.com/tim/erlang-decimal An Erlang decimal arithmetic library
detergent git https://github.com/devinus/detergent master https://github.com/devinus/detergent An emulsifying Erlang SOAP library
dh_date git https://github.com/daleharvey/dh_date master https://github.com/daleharvey/dh_date Date formatting / parsing library for erlang
dhtcrawler git https://github.com/kevinlynx/dhtcrawler master https://github.com/kevinlynx/dhtcrawler dhtcrawler is a DHT crawler written in erlang. It can join a DHT network and crawl many P2P torrents.
dirbusterl git https://github.com/silentsignal/DirBustErl master https://github.com/silentsignal/DirBustErl DirBuster successor in Erlang
dispcount git https://github.com/ferd/dispcount master https://github.com/ferd/dispcount Erlang task dispatcher based on ETS counters.
dns git https://github.com/aetrion/dns_erlang master https://github.com/aetrion/dns_erlang Erlang DNS library
dnssd git https://github.com/benoitc/dnssd_erlang master https://github.com/benoitc/dnssd_erlang Erlang interface to Apple's Bonjour D NS Service Discovery implementation
dtl git https://github.com/oinksoft/dtl master https://github.com/oinksoft/dtl Django Template Language: A full-featured port of the Django template engine to Erlang.
dynamic_compile git https://github.com/jkvor/dynamic_compile master https://github.com/jkvor/dynamic_compile compile and load erlang modules from string input
e2 git https://github.com/gar1t/e2 master http://e2project.org Library to simply writing correct OTP applications.
eamf git https://github.com/mrinalwadhwa/eamf master https://github.com/mrinalwadhwa/eamf eAMF provides Action Message Format (AMF) support for Erlang
eavro git https://github.com/SIfoxDevTeam/eavro master https://github.com/SIfoxDevTeam/eavro Apache Avro encoder/decoder
ecapnp git https://github.com/kaos/ecapnp master https://github.com/kaos/ecapnp Cap'n Proto library for Erlang
econfig git https://github.com/benoitc/econfig master https://github.com/benoitc/econfig simple Erlang config handler using INI files
edate git https://github.com/dweldon/edate master https://github.com/dweldon/edate date manipulation library for erlang
edgar git https://github.com/crownedgrouse/edgar master https://github.com/crownedgrouse/edgar Erlang Does GNU AR
edis git https://github.com/inaka/edis master http://inaka.github.com/edis/ An Erlang implementation of Redis KV Store
edns git https://github.com/hcvst/erlang-dns master https://github.com/hcvst/erlang-dns Erlang/OTP DNS server
eep_app git https://github.com/darach/eep-erl master https://github.com/darach/eep-erl Embedded Event Processing
eep git https://github.com/virtan/eep master https://github.com/virtan/eep Erlang Easy Profiling (eep) application provides a way to analyze application performance and call hierarchy
efene git https://github.com/efene/efene master https://github.com/efene/efene Alternative syntax for the Erlang Programming Language focusing on simplicity, ease of use and programmer UX
eganglia git https://github.com/inaka/eganglia v0.9.1 https://github.com/inaka/eganglia Erlang library to interact with Ganglia
egeoip git https://github.com/mochi/egeoip master https://github.com/mochi/egeoip Erlang IP Geolocation module, currently supporting the MaxMind GeoLite City Database.
ehsa hg https://bitbucket.org/a12n/ehsa 2.0.4 https://bitbucket.org/a12n/ehsa Erlang HTTP server basic and digest authentication modules
ej git https://github.com/seth/ej master https://github.com/seth/ej Helper module for working with Erlang terms representing JSON
ekaf git https://github.com/helpshift/ekaf master https://github.com/helpshift/ekaf A minimal, high-performance Kafka client in Erlang.
elarm git https://github.com/esl/elarm master https://github.com/esl/elarm Alarm Manager for Erlang.
eleveldb git https://github.com/basho/eleveldb master https://github.com/basho/eleveldb Erlang LevelDB API
elli git https://github.com/knutin/elli master https://github.com/knutin/elli Simple, robust and performant Erlang web server
elvis git https://github.com/inaka/elvis 0.2.4 https://github.com/inaka/elvis Erlang Style Reviewer
emagick git https://github.com/kivra/emagick master https://github.com/kivra/emagick Wrapper for Graphics/ImageMagick command line tool.
emysql git https://github.com/Eonblast/Emysql master https://github.com/Eonblast/Emysql Stable, pure Erlang MySQL driver.
enet git https://github.com/archaelus/enet master https://github.com/archaelus/enet Pure Erlang network stack
enm git https://github.com/basho/enm master https://github.com/basho/enm Erlang driver for nanomsg
entop git https://github.com/mazenharake/entop master https://github.com/mazenharake/entop A top-like tool for monitoring an Erlang node
epcap git https://github.com/msantos/epcap master https://github.com/msantos/epcap Erlang packet capture interface using pcap
eper git https://github.com/massemanet/eper master https://github.com/massemanet/eper Erlang performance and debugging tools.
epgsql git https://github.com/epgsql/epgsql master https://github.com/epgsql/epgsql Erlang PostgreSQL client library.
episcina git https://github.com/erlware/episcina master https://github.com/erlware/episcina A simple non intrusive resource pool for connections
eplot git https://github.com/psyeugenic/eplot master https://github.com/psyeugenic/eplot A plot engine written in erlang.
epocxy git https://github.com/duomark/epocxy master https://github.com/duomark/epocxy Erlang Patterns of Concurrency
epubnub git https://github.com/tsloughter/epubnub master https://github.com/tsloughter/epubnub Erlang PubNub API
eredis git https://github.com/wooga/eredis master https://github.com/wooga/eredis Erlang Redis client
eredis_pool git https://github.com/hiroeorz/eredis_pool master https://github.com/hiroeorz/eredis_pool eredis_pool is Pool of Redis clients, using eredis and poolboy.
erlang_js git https://github.com/basho/erlang_js master https://github.com/basho/erlang_js A linked-in driver for Erlang to Mozilla's Spidermonkey Javascript runtime.
erlang_localtime git https://github.com/dmitryme/erlang_localtime master https://github.com/dmitryme/erlang_localtime Erlang library for conversion from one local time to another
erlang_smtp git https://github.com/tonyg/erlang-smtp master https://github.com/tonyg/erlang-smtp Erlang SMTP and POP3 server code.
erlasticsearch git https://github.com/dieswaytoofast/erlasticsearch master https://github.com/dieswaytoofast/erlasticsearch Erlang thrift interface to elastic_search
erlastic_search git https://github.com/tsloughter/erlastic_search master https://github.com/tsloughter/erlastic_search An Erlang app for communicating with Elastic Search's rest interface.
erlbrake git https://github.com/kenpratt/erlbrake master https://github.com/kenpratt/erlbrake Erlang Airbrake notification client
erlcloud git https://github.com/gleber/erlcloud master https://github.com/gleber/erlcloud Cloud Computing library for erlang (Amazon EC2, S3, SQS, SimpleDB, Mechanical Turk, ELB)
erlcron git https://github.com/erlware/erlcron master https://github.com/erlware/erlcron Erlang cronish system
erldb git https://github.com/erldb/erldb master http://erldb.org ORM (Object-relational mapping) application implemented in Erlang
erldis git https://github.com/cstar/erldis master https://github.com/cstar/erldis redis erlang client library
erldns git https://github.com/aetrion/erl-dns master https://github.com/aetrion/erl-dns DNS server, in erlang.
erldocker git https://github.com/proger/erldocker master https://github.com/proger/erldocker Docker Remote API client for Erlang
erlfsmon git https://github.com/proger/erlfsmon master https://github.com/proger/erlfsmon Erlang filesystem event watcher for Linux and OSX
erlgit git https://github.com/gleber/erlgit master https://github.com/gleber/erlgit Erlang convenience wrapper around git executable
erlguten git https://github.com/richcarl/erlguten master https://github.com/richcarl/erlguten ErlGuten is a system for high-quality typesetting, written purely in Erlang.
erlmc git https://github.com/jkvor/erlmc master https://github.com/jkvor/erlmc Erlang memcached binary protocol client
erlog git https://github.com/rvirding/erlog master https://github.com/rvirding/erlog Prolog interpreter in and for Erlang
erlport git https://github.com/hdima/erlport master https://github.com/hdima/erlport ErlPort - connect Erlang to other languages
erlsh git https://github.com/proger/erlsh master https://github.com/proger/erlsh Erlang shell tools
erlsom git https://github.com/willemdj/erlsom master https://github.com/willemdj/erlsom XML parser for Erlang
erl_streams git https://github.com/epappas/erl_streams master https://github.com/epappas/erl_streams Streams in Erlang
erlubi git https://github.com/krestenkrab/erlubi master https://github.com/krestenkrab/erlubi Ubigraph Erlang Client (and Process Visualizer)
erlvolt git https://github.com/VoltDB/voltdb-client-erlang master https://github.com/VoltDB/voltdb-client-erlang VoltDB Erlang Client Driver
erlware_commons git https://github.com/erlware/erlware_commons master https://github.com/erlware/erlware_commons Erlware Commons is an Erlware project focused on all aspects of reusable Erlang components.
erlydtl git https://github.com/erlydtl/erlydtl master https://github.com/erlydtl/erlydtl Django Template Language for Erlang.
errd git https://github.com/archaelus/errd master https://github.com/archaelus/errd Erlang RRDTool library
erserve git https://github.com/del/erserve master https://github.com/del/erserve Erlang/Rserve communication interface
erwa git https://github.com/bwegh/erwa 0.1.1 https://github.com/bwegh/erwa A WAMP router and client written in Erlang.
espec git https://github.com/lucaspiller/espec master https://github.com/lucaspiller/espec ESpec: Behaviour driven development framework for Erlang
estatsd git https://github.com/RJ/estatsd master https://github.com/RJ/estatsd Erlang stats aggregation app that periodically flushes data to graphite
etap git https://github.com/ngerakines/etap master https://github.com/ngerakines/etap etap is a simple erlang testing library that provides TAP compliant output.
etest git https://github.com/wooga/etest master https://github.com/wooga/etest A lightweight, convention over configuration test framework for Erlang
etest_http git https://github.com/wooga/etest_http master https://github.com/wooga/etest_http etest Assertions around HTTP (client-side)
etoml git https://github.com/kalta/etoml master https://github.com/kalta/etoml TOML language erlang parser
eunit_formatters git https://github.com/seancribbs/eunit_formatters master https://github.com/seancribbs/eunit_formatters Because eunit's output sucks. Let's make it better.
eunit git https://github.com/richcarl/eunit master https://github.com/richcarl/eunit The EUnit lightweight unit testing framework for Erlang - this is the canonical development repository.
euthanasia git https://github.com/doubleyou/euthanasia master https://github.com/doubleyou/euthanasia Merciful killer for your Erlang processes
exec git https://github.com/saleyn/erlexec master http://saleyn.github.com/erlexec Execute and control OS processes from Erlang/OTP.
exml git https://github.com/paulgray/exml master https://github.com/paulgray/exml XML parsing library in Erlang
exmpp git https://github.com/processone/exmpp master https://github.com/processone/exmpp Erlang XMPP library
exometer git https://github.com/Feuerlabs/exometer 1.2 https://github.com/Feuerlabs/exometer Basic measurement objects and probe behavior
exs1024 git https://github.com/jj1bdx/exs1024 master https://github.com/jj1bdx/exs1024 Xorshift1024star pseudo random number generator for Erlang.
exs64 git https://github.com/jj1bdx/exs64 master https://github.com/jj1bdx/exs64 Xorshift64star pseudo random number generator for Erlang.
exsplus116 git https://github.com/jj1bdx/exsplus116 master https://github.com/jj1bdx/exsplus116 Xorshift116plus for Erlang
exsplus128 git https://github.com/jj1bdx/exsplus128 master https://github.com/jj1bdx/exsplus128 Xorshift128plus pseudo random number generator for Erlang.
ezmq git https://github.com/RoadRunnr/ezmq master https://github.com/RoadRunnr/ezmq zMQ implemented in Erlang
ezmtp git https://github.com/a13x/ezmtp master https://github.com/a13x/ezmtp ZMTP protocol in pure Erlang.
fast_disk_log git https://github.com/lpgauth/fast_disk_log master https://github.com/lpgauth/fast_disk_log Pool-based asynchronous Erlang disk logger
feeder git https://github.com/michaelnisi/feeder v1.4.6 https://github.com/michaelnisi/feeder Stream parse RSS and Atom formatted XML feeds.
fix git https://github.com/maxlapshin/fix master https://github.com/maxlapshin/fix http://fixprotocol.org/ implementation.
flower git https://github.com/travelping/flower master https://github.com/travelping/flower FlowER - a Erlang OpenFlow development platform
fn git https://github.com/reiddraper/fn master https://github.com/reiddraper/fn Function utilities for Erlang
folsom_cowboy git https://github.com/boundary/folsom_cowboy master https://github.com/boundary/folsom_cowboy A Cowboy based Folsom HTTP Wrapper.
folsom git https://github.com/boundary/folsom master https://github.com/boundary/folsom Expose Erlang Events and Metrics
folsomite git https://github.com/campanja/folsomite master https://github.com/campanja/folsomite blow up your graphite / riemann server with folsom metrics
fuse git https://github.com/jlouis/fuse master https://github.com/jlouis/fuse A Circuit Breaker for Erlang
gcm git https://github.com/pdincau/gcm-erlang master https://github.com/pdincau/gcm-erlang An Erlang application for Google Cloud Messaging
gcprof git https://github.com/knutin/gcprof master https://github.com/knutin/gcprof Garbage Collection profiler for Erlang
geas git https://github.com/crownedgrouse/geas master https://github.com/crownedgrouse/geas Guess Erlang Application Scattering
gen_icmp git https://github.com/msantos/gen_icmp master https://github.com/msantos/gen_icmp Erlang interface to ICMP sockets
gen_nb_server git https://github.com/kevsmith/gen_nb_server master https://github.com/kevsmith/gen_nb_server OTP behavior for writing non-blocking servers
gen_paxos git https://github.com/gburd/gen_paxos master https://github.com/gburd/gen_paxos An Erlang/OTP-style implementation of the PAXOS distributed consensus protocol
gen_smtp git https://github.com/Vagabond/gen_smtp master https://github.com/Vagabond/gen_smtp A generic Erlang SMTP server and client that can be extended via callback modules
gen_tracker git https://github.com/erlyvideo/gen_tracker master https://github.com/erlyvideo/gen_tracker supervisor with ets handling of children and their metadata
gen_unix git https://github.com/msantos/gen_unix master https://github.com/msantos/gen_unix Erlang Unix socket interface
getopt git https://github.com/jcomellas/getopt master https://github.com/jcomellas/getopt Module to parse command line arguments using the GNU getopt syntax
gettext git https://github.com/etnt/gettext master https://github.com/etnt/gettext Erlang internationalization library.
gin git https://github.com/mad-cocktail/gin master https://github.com/mad-cocktail/gin The guards and for Erlang parse_transform
gitty git https://github.com/maxlapshin/gitty master https://github.com/maxlapshin/gitty Git access in erlang
gpb git https://github.com/tomas-abrahamsson/gpb master https://github.com/tomas-abrahamsson/gpb A Google Protobuf implementation for Erlang
gproc git https://github.com/uwiger/gproc master https://github.com/uwiger/gproc Extended process registry for Erlang
grapherl git https://github.com/eproxus/grapherl master https://github.com/eproxus/grapherl Create graphs of Erlang systems and programs
gun git https://github.com/ninenines/gun master http//ninenines.eu Asynchronous SPDY, HTTP and Websocket client written in Erlang.
hackney git https://github.com/benoitc/hackney master https://github.com/benoitc/hackney simple HTTP client in Erlang
hamcrest git https://github.com/hyperthunk/hamcrest-erlang master https://github.com/hyperthunk/hamcrest-erlang Erlang port of Hamcrest
hanoidb git https://github.com/krestenkrab/hanoidb master https://github.com/krestenkrab/hanoidb Erlang LSM BTree Storage
hottub git https://github.com/bfrog/hottub master https://github.com/bfrog/hottub Permanent Erlang Worker Pool
i18n git https://github.com/erlang-unicode/i18n master https://github.com/erlang-unicode/i18n icu nif: international components for unicode from Erlang (unicode, date, string, number, format, locale, localization, transliteration, icu4e)
ibrowse git https://github.com/cmullaparthi/ibrowse v4.1.1 https://github.com/cmullaparthi/ibrowse Erlang HTTP client
ierlang git https://github.com/robbielynch/ierlang master https://github.com/robbielynch/ierlang An Erlang language kernel for IPython.
ircbot git https://github.com/gdamjan/erlang-irc-bot master https://github.com/gdamjan/erlang-irc-bot A simple extendable irc bot in Erlang
ircd git https://github.com/tonyg/erlang-ircd master https://github.com/tonyg/erlang-ircd A pluggable IRC daemon application/library for Erlang.
irc_lib git https://github.com/OtpChatBot/irc_lib master https://github.com/OtpChatBot/irc_lib Erlang irc client library
iris git https://github.com/project-iris/iris-erl master https://github.com/project-iris/iris-erl Iris Erlang binding
iso8601 git https://github.com/seansawyer/erlang_iso8601 master https://github.com/seansawyer/erlang_iso8601 Erlang ISO 8601 date formatter/parser
itweet git https://github.com/inaka/itweet v2.0 http://inaka.github.com/itweet/ Twitter Stream API on ibrowse
jerg git https://github.com/ddossot/jerg master https://github.com/ddossot/jerg JSON Schema to Erlang Records Generator
jesse git https://github.com/klarna/jesse master https://github.com/klarna/jesse jesse (JSon Schema Erlang) is an implementation of a json schema validator for Erlang.
jiffy git https://github.com/davisp/jiffy master https://github.com/davisp/jiffy JSON NIFs for Erlang.
jiffy_v git https://github.com/shizzard/jiffy-v 0.3.3 https://github.com/shizzard/jiffy-v JSON validation utility
jobs git https://github.com/esl/jobs 0.3 https://github.com/esl/jobs a Job scheduler for load regulation
joxa git https://github.com/joxa/joxa master https://github.com/joxa/joxa A Modern Lisp for the Erlang VM
jsonerl git https://github.com/lambder/jsonerl master https://github.com/lambder/jsonerl yet another but slightly different erlang <-> json encoder/decoder
json git https://github.com/talentdeficit/json master https://github.com/talentdeficit/json a high level json library for erlang (17.0+)
jsonpath git https://github.com/GeneStevens/jsonpath master https://github.com/GeneStevens/jsonpath Fast Erlang JSON data retrieval and updates via javascript-like notation
json_rec git https://github.com/justinkirby/json_rec master https://github.com/justinkirby/json_rec JSON to erlang record
jsonx git https://github.com/iskra/jsonx master https://github.com/iskra/jsonx JSONX is an Erlang library for efficient decode and encode JSON, written in C.
jsx git https://github.com/talentdeficit/jsx master https://github.com/talentdeficit/jsx An Erlang application for consuming, producing and manipulating JSON.
kafka git https://github.com/wooga/kafka-erlang master https://github.com/wooga/kafka-erlang Kafka consumer and producer in Erlang
kai git https://github.com/synrc/kai master https://github.com/synrc/kai DHT storage by Takeshi Inoue
katja git https://github.com/nifoc/katja master https://github.com/nifoc/katja A simple Riemann client written in Erlang.
kdht git https://github.com/kevinlynx/kdht master https://github.com/kevinlynx/kdht kdht is an erlang DHT implementation
kjell git https://github.com/karlll/kjell master https://github.com/karlll/kjell Erlang Shell
kraken git https://github.com/Asana/kraken master https://github.com/Asana/kraken Distributed Pubsub Server for Realtime Apps
kucumberl git https://github.com/openshine/kucumberl master https://github.com/openshine/kucumberl A pure-erlang, open-source, implementation of Cucumber
kvc git https://github.com/etrepum/kvc master https://github.com/etrepum/kvc KVC - Key Value Coding for Erlang data structures
kvlists git https://github.com/jcomellas/kvlists master https://github.com/jcomellas/kvlists Lists of key-value pairs (decoded JSON) in Erlang
kvs git https://github.com/synrc/kvs master https://github.com/synrc/kvs Container and Iterator
lager_amqp_backend git https://github.com/jbrisbin/lager_amqp_backend master https://github.com/jbrisbin/lager_amqp_backend AMQP RabbitMQ Lager backend
lager git https://github.com/basho/lager master https://github.com/basho/lager A logging framework for Erlang/OTP.
lager_syslog git https://github.com/basho/lager_syslog master https://github.com/basho/lager_syslog Syslog backend for lager
lambdapad git https://github.com/gar1t/lambdapad master https://github.com/gar1t/lambdapad Static site generator using Erlang. Yes, Erlang.
lasse git https://github.com/inaka/lasse 0.1.0 https://github.com/inaka/lasse SSE handler for Cowboy
ldap git https://github.com/spawnproc/ldap master https://github.com/spawnproc/ldap LDAP server written in Erlang
lethink git https://github.com/taybin/lethink master https://github.com/taybin/lethink erlang driver for rethinkdb
lfe git https://github.com/rvirding/lfe master https://github.com/rvirding/lfe Lisp Flavoured Erlang (LFE)
ling git https://github.com/cloudozer/ling master https://github.com/cloudozer/ling Erlang on Xen
live git https://github.com/ninenines/live master http://ninenines.eu Automated module and configuration reloader.
lmq git https://github.com/iij/lmq master https://github.com/iij/lmq Lightweight Message Queue
locker git https://github.com/wooga/locker master https://github.com/wooga/locker Atomic distributed 'check and set' for short-lived keys
locks git https://github.com/uwiger/locks master https://github.com/uwiger/locks A scalable, deadlock-resolving resource locker
log4erl git https://github.com/ahmednawras/log4erl master https://github.com/ahmednawras/log4erl A logger for erlang in the spirit of Log4J.
lol git https://github.com/b0oh/lol master https://github.com/b0oh/lol Lisp on erLang, and programming is fun again
lucid git https://github.com/tatsuhiro-t/lucid master https://github.com/tatsuhiro-t/lucid HTTP/2 server written in Erlang
luerl git https://github.com/rvirding/luerl master https://github.com/rvirding/luerl Lua in Erlang
luwak git https://github.com/basho/luwak master https://github.com/basho/luwak Large-object storage interface for Riak
mad git https://github.com/synrc/mad master https://github.com/synrc/mad Small and Fast Rebar Replacement
mavg git https://github.com/EchoTeam/mavg master https://github.com/EchoTeam/mavg Erlang :: Exponential moving average library
mcd git https://github.com/EchoTeam/mcd master https://github.com/EchoTeam/mcd Fast memcached protocol client in pure Erlang
mcerlang git https://github.com/fredlund/McErlang master https://github.com/fredlund/McErlang The McErlang model checker for Erlang
mc_erl git https://github.com/clonejo/mc-erl master https://github.com/clonejo/mc-erl mc-erl is a server for Minecraft 1.4.7 written in Erlang.
meck git https://github.com/eproxus/meck master https://github.com/eproxus/meck A mocking library for Erlang
mekao git https://github.com/ddosia/mekao master https://github.com/ddosia/mekao SQL constructor
merge_index git https://github.com/basho/merge_index master https://github.com/basho/merge_index MergeIndex is an Erlang library for storing ordered sets on disk. It is very similar to an SSTable (in Google's Bigtable) or an HFile (in Hadoop).
merl git https://github.com/richcarl/merl master https://github.com/richcarl/merl Metaprogramming in Erlang
mimetypes git https://github.com/spawngrid/mimetypes master https://github.com/spawngrid/mimetypes Erlang MIME types library
mixer git https://github.com/chef/mixer master https://github.com/chef/mixer Mix in functions from other modules
mochiweb git https://github.com/mochi/mochiweb master https://github.com/mochi/mochiweb MochiWeb is an Erlang library for building lightweight HTTP servers.
mochiweb_xpath git https://github.com/retnuh/mochiweb_xpath master https://github.com/retnuh/mochiweb_xpath XPath support for mochiweb's html parser
mockgyver git https://github.com/klajo/mockgyver master https://github.com/klajo/mockgyver A mocking library for Erlang
modlib git https://github.com/gar1t/modlib master https://github.com/gar1t/modlib Web framework based on Erlang's inets httpd
mongodb git https://github.com/comtihon/mongodb-erlang master https://github.com/comtihon/mongodb-erlang MongoDB driver for Erlang
mongooseim git https://github.com/esl/MongooseIM master https://www.erlang-solutions.com/products/mongooseim-massively-scalable-ejabberd-platform Jabber / XMPP server with focus on performance and scalability, by Erlang Solutions
moyo git https://github.com/dwango/moyo master https://github.com/dwango/moyo Erlang utility functions library
msgpack git https://github.com/msgpack/msgpack-erlang master https://github.com/msgpack/msgpack-erlang MessagePack (de)serializer implementation for Erlang
mustache git https://github.com/mojombo/mustache.erl master https://github.com/mojombo/mustache.erl Mustache template engine for Erlang.
myproto git https://github.com/altenwald/myproto master https://github.com/altenwald/myproto MySQL Server Protocol in Erlang
mysql git https://github.com/dizzyd/erlang-mysql-driver master https://github.com/dizzyd/erlang-mysql-driver Erlang MySQL Driver (from code.google.com)
n2o git https://github.com/5HT/n2o master https://github.com/5HT/n2o WebSocket Application Server
nat_upnp git https://github.com/benoitc/nat_upnp master https://github.com/benoitc/nat_upnp Erlang library to map your internal port to an external using UNP IGD
neo4j git https://github.com/dmitriid/neo4j-erlang master https://github.com/dmitriid/neo4j-erlang Erlang client library for Neo4J.
neotoma git https://github.com/seancribbs/neotoma master https://github.com/seancribbs/neotoma Erlang library and packrat parser-generator for parsing expression grammars.
newrelic git https://github.com/wooga/newrelic-erlang master https://github.com/wooga/newrelic-erlang Erlang library for sending metrics to New Relic
nkdocker git https://github.com/Nekso/nkdocker master https://github.com/Nekso/nkdocker Erlang Docker client
nkpacket git https://github.com/Nekso/nkpacket master https://github.com/Nekso/nkpacket Generic Erlang transport layer
nodefinder git https://github.com/erlanger/nodefinder 0.2.3 https://github.com/erlanger/nodefinder automatic node discovery via UDP multicast
oauth2c git https://github.com/kivra/oauth2_client master https://github.com/kivra/oauth2_client Erlang OAuth2 Client
oauth2 git https://github.com/kivra/oauth2 master https://github.com/kivra/oauth2 Erlang Oauth2 implementation
oauth git https://github.com/tim/erlang-oauth master https://github.com/tim/erlang-oauth An Erlang OAuth 1.0 implementation
of_protocol git https://github.com/FlowForwarding/of_protocol master https://github.com/FlowForwarding/of_protocol OpenFlow Protocol Library for Erlang
openflow git https://github.com/renatoaguiar/erlang-openflow master https://github.com/renatoaguiar/erlang-openflow An OpenFlow controller written in pure erlang
openid git https://github.com/brendonh/erl_openid master https://github.com/brendonh/erl_openid Erlang OpenID
openpoker git https://github.com/hpyhacking/openpoker master https://github.com/hpyhacking/openpoker Genesis Texas hold'em Game Server
pal git https://github.com/manifest/pal master https://github.com/manifest/pal Pragmatic Authentication Library
parse_trans git https://github.com/uwiger/parse_trans master https://github.com/uwiger/parse_trans Parse transform utilities for Erlang
parsexml git https://github.com/maxlapshin/parsexml master https://github.com/maxlapshin/parsexml Simple DOM XML parser with convenient and very simple API
pegjs git https://github.com/dmitriid/pegjs 0.3 https://github.com/dmitriid/pegjs An implementation of PEG.js grammar for Erlang.
percept2 git https://github.com/huiqing/percept2 master https://github.com/huiqing/percept2 Concurrent profiling tool for Erlang
pgsql git https://github.com/semiocast/pgsql master https://github.com/semiocast/pgsql Erlang PostgreSQL driver
pkgx git https://github.com/arjan/pkgx master https://github.com/arjan/pkgx Build .deb packages from Erlang releases
pkt git https://github.com/msantos/pkt master https://github.com/msantos/pkt Erlang network protocol library
plain_fsm git https://github.com/uwiger/plain_fsm master https://github.com/uwiger/plain_fsm A behaviour/support library for writing plain Erlang FSMs.
pmod_transform git https://github.com/erlang/pmod_transform master https://github.com/erlang/pmod_transform Parse transform for parameterized modules
pobox git https://github.com/ferd/pobox master https://github.com/ferd/pobox External buffer processes to protect against mailbox overflow in Erlang
ponos git https://github.com/klarna/ponos master https://github.com/klarna/ponos ponos is a simple yet powerful load generator written in erlang
poolboy git https://github.com/devinus/poolboy master https://github.com/devinus/poolboy A hunky Erlang worker pool factory
pooler git https://github.com/seth/pooler master https://github.com/seth/pooler An OTP Process Pool Application
pqueue git https://github.com/okeuday/pqueue master https://github.com/okeuday/pqueue Erlang Priority Queues
procket git https://github.com/msantos/procket master http://blog.listincomprehension.com/search/label/procket Erlang interface to low level socket operations
proper git https://github.com/manopapad/proper master http://proper.softlab.ntua.gr PropEr: a QuickCheck-inspired property-based testing tool for Erlang.
props git https://github.com/greyarea/props master https://github.com/greyarea/props Property structure library
protobuffs git https://github.com/basho/erlang_protobuffs master https://github.com/basho/erlang_protobuffs An implementation of Google's Protocol Buffers for Erlang, based on ngerakines/erlang_protobuffs.
psycho git https://github.com/gar1t/psycho master https://github.com/gar1t/psycho HTTP server that provides a WSGI-like interface for applications and middleware.
ptrackerl git https://github.com/inaka/ptrackerl master https://github.com/inaka/ptrackerl Pivotal Tracker API Client written in Erlang
purity git https://github.com/mpitid/purity master https://github.com/mpitid/purity A side-effect analyzer for Erlang
push_service git https://github.com/hairyhum/push_service master https://github.com/hairyhum/push_service Push service
qdate git https://github.com/choptastic/qdate 0.4.0 https://github.com/choptastic/qdate Date, time, and timezone parsing, formatting, and conversion for Erlang.
qrcode git https://github.com/komone/qrcode master https://github.com/komone/qrcode QR Code encoder in Erlang
quest git https://github.com/eriksoe/ErlangQuest master https://github.com/eriksoe/ErlangQuest Learn Erlang through this set of challenges. An interactive system for getting to know Erlang.
rabbit_exchange_type_riak git https://github.com/jbrisbin/riak-exchange master https://github.com/jbrisbin/riak-exchange Custom RabbitMQ exchange type for sticking messages in Riak
rack git https://github.com/erlyvideo/rack master https://github.com/erlyvideo/rack Rack handler for erlang
radierl git https://github.com/vances/radierl master https://github.com/vances/radierl RADIUS protocol stack implemented in Erlang.
rafter git https://github.com/andrewjstone/rafter master https://github.com/andrewjstone/rafter An Erlang library application which implements the Raft consensus protocol
ranch git https://github.com/ninenines/ranch 1.1.0 http://ninenines.eu Socket acceptor pool for TCP protocols.
rbeacon git https://github.com/refuge/rbeacon master https://github.com/refuge/rbeacon LAN discovery and presence in Erlang.
rebar git https://github.com/rebar/rebar3 master http://www.rebar3.org Erlang build tool that makes it easy to compile and test Erlang applications, port drivers and releases.
rec2json git https://github.com/lordnull/rec2json master https://github.com/lordnull/rec2json Compile erlang record definitions into modules to convert them to/from json easily.
recon git https://github.com/ferd/recon 2.2.1 https://github.com/ferd/recon Collection of functions and scripts to debug Erlang in production.
record_info git https://github.com/bipthelin/erlang-record_info master https://github.com/bipthelin/erlang-record_info Convert between record and proplist
redgrid git https://github.com/jkvor/redgrid master https://github.com/jkvor/redgrid automatic Erlang node discovery via redis
redo git https://github.com/jkvor/redo master https://github.com/jkvor/redo pipelined erlang redis client
relx git https://github.com/erlware/relx master https://github.com/erlware/relx Sane, simple release creation for Erlang
resource_discovery git https://github.com/erlware/resource_discovery master http://erlware.org/ An application used to dynamically discover resources present in an Erlang node cluster.
restc git https://github.com/kivra/restclient master https://github.com/kivra/restclient Erlang Rest Client
rfc4627_jsonrpc git https://github.com/tonyg/erlang-rfc4627 master https://github.com/tonyg/erlang-rfc4627 Erlang RFC4627 (JSON) codec and JSON-RPC server implementation.
riakc git https://github.com/basho/riak-erlang-client master https://github.com/basho/riak-erlang-client Erlang clients for Riak.
riak_core git https://github.com/basho/riak_core master https://github.com/basho/riak_core Distributed systems infrastructure used by Riak.
riak_dt git https://github.com/basho/riak_dt master https://github.com/basho/riak_dt Convergent replicated datatypes in Erlang
riak_ensemble git https://github.com/basho/riak_ensemble master https://github.com/basho/riak_ensemble Multi-Paxos framework in Erlang
riakhttpc git https://github.com/basho/riak-erlang-http-client master https://github.com/basho/riak-erlang-http-client Riak Erlang client using the HTTP interface
riak_kv git https://github.com/basho/riak_kv master https://github.com/basho/riak_kv Riak Key/Value Store
riaknostic git https://github.com/basho/riaknostic master https://github.com/basho/riaknostic A diagnostic tool for Riak installations, to find common errors asap
riak_pg git https://github.com/cmeiklejohn/riak_pg master https://github.com/cmeiklejohn/riak_pg Distributed process groups with riak_core.
riak_pipe git https://github.com/basho/riak_pipe master https://github.com/basho/riak_pipe Riak Pipelines
riakpool git https://github.com/dweldon/riakpool master https://github.com/dweldon/riakpool erlang riak client pool
riak_sysmon git https://github.com/basho/riak_sysmon master https://github.com/basho/riak_sysmon Simple OTP app for managing Erlang VM system_monitor event messages
riak_test git https://github.com/basho/riak_test master https://github.com/basho/riak_test I'm in your cluster, testing your riaks
rivus_cep git https://github.com/vascokk/rivus_cep master https://github.com/vascokk/rivus_cep Complex event processing in Erlang
rlimit git https://github.com/jlouis/rlimit master https://github.com/jlouis/rlimit Magnus Klaar's rate limiter code from etorrent
safetyvalve git https://github.com/jlouis/safetyvalve master https://github.com/jlouis/safetyvalve A safety valve for your erlang node
seestar git https://github.com/iamaleksey/seestar master https://github.com/iamaleksey/seestar The Erlang client for Cassandra 1.2+ binary protocol
setup git https://github.com/uwiger/setup master https://github.com/uwiger/setup Generic setup utility for Erlang-based systems
sext git https://github.com/uwiger/sext master https://github.com/uwiger/sext Sortable Erlang Term Serialization
sfmt git https://github.com/jj1bdx/sfmt-erlang master https://github.com/jj1bdx/sfmt-erlang SFMT pseudo random number generator for Erlang.
sgte git https://github.com/filippo/sgte master https://github.com/filippo/sgte A simple Erlang Template Engine
sheriff git https://github.com/extend/sheriff master http://ninenines.eu Parse transform for type based validation.
shotgun git https://github.com/inaka/shotgun 0.1.0 https://github.com/inaka/shotgun better than just a gun
sidejob git https://github.com/basho/sidejob master https://github.com/basho/sidejob Parallel worker and capacity limiting library for Erlang
sieve git https://github.com/benoitc/sieve master https://github.com/benoitc/sieve sieve is a simple TCP routing proxy (layer 7) in erlang
sighandler git https://github.com/jkingsbery/sighandler master https://github.com/jkingsbery/sighandler Handle UNIX signals in Er lang
simhash git https://github.com/ferd/simhash master https://github.com/ferd/simhash Simhashing for Erlang -- hashing algorithm to find near-duplicates in binary data.
simple_bridge git https://github.com/nitrogen/simple_bridge master https://github.com/nitrogen/simple_bridge A simple, standardized interface library to Erlang HTTP Servers.
simple_oauth2 git https://github.com/virtan/simple_oauth2 master https://github.com/virtan/simple_oauth2 Simple erlang OAuth2 client module for any http server framework (Google, Facebook, Yandex, Vkontakte are preconfigured)
skel git https://github.com/ParaPhrase/skel master https://github.com/ParaPhrase/skel A Streaming Process-based Skeleton Library for Erlang
social git https://github.com/dvv/social master https://github.com/dvv/social Cowboy handler for social login via OAuth2 providers
spapi_router git https://github.com/spilgames/spapi-router master https://github.com/spilgames/spapi-router Partially-connected Erlang clustering
sqerl git https://github.com/hairyhum/sqerl master https://github.com/hairyhum/sqerl An Erlang-flavoured SQL DSL
srly git https://github.com/msantos/srly master https://github.com/msantos/srly Native Erlang Unix serial interface
sshrpc git https://github.com/jj1bdx/sshrpc master https://github.com/jj1bdx/sshrpc Erlang SSH RPC module (experimental)
stable git https://github.com/dvv/stable master https://github.com/dvv/stable Library of assorted helpers for Cowboy web server.
statebox git https://github.com/mochi/statebox master https://github.com/mochi/statebox Erlang state monad with merge/conflict-resolution capabilities. Useful for Riak.
statebox_riak git https://github.com/mochi/statebox_riak master https://github.com/mochi/statebox_riak Convenience library that makes it easier to use statebox with riak, extracted from best practices in our production code at Mochi Media.
statman git https://github.com/knutin/statman master https://github.com/knutin/statman Efficiently collect massive volumes of metrics inside the Erlang VM
statsderl git https://github.com/lpgauth/statsderl master https://github.com/lpgauth/statsderl StatsD client (erlang)
stdinout_pool git https://github.com/mattsta/erlang-stdinout-pool master https://github.com/mattsta/erlang-stdinout-pool stdinout_pool : stuff goes in, stuff goes out. there's never any miscommunication.
stockdb git https://github.com/maxlapshin/stockdb master https://github.com/maxlapshin/stockdb Database for storing Stock Exchange quotes in erlang
stripe git https://github.com/mattsta/stripe-erlang v1 https://github.com/mattsta/stripe-erlang Erlang interface to the stripe.com API
swab git https://github.com/crownedgrouse/swab master https://github.com/crownedgrouse/swab General purpose buffer handling module
swarm git https://github.com/jeremey/swarm master https://github.com/jeremey/swarm Fast and simple acceptor pool for Erlang
switchboard git https://github.com/thusfresh/switchboard master https://github.com/thusfresh/switchboard A framework for processing email using worker plugins.
sync git https://github.com/rustyio/sync master https://github.com/rustyio/sync On-the-fly recompiling and reloading in Erlang.
syntaxerl git https://github.com/ten0s/syntaxerl master https://github.com/ten0s/syntaxerl Syntax checker for Erlang
syslog git https://github.com/Vagabond/erlang-syslog master https://github.com/Vagabond/erlang-syslog Erlang port driver for interacting with syslog via syslog(3)
taskforce git https://github.com/g-andrade/taskforce master https://github.com/g-andrade/taskforce Erlang worker pools for controlled parallelisation of arbitrary tasks.
tddreloader git https://github.com/version2beta/tddreloader master https://github.com/version2beta/tddreloader Shell utility for recompiling, reloading, and testing code as it changes
tempo git https://github.com/selectel/tempo master https://github.com/selectel/tempo NIF-based date and time parsing and formatting for Erlang.
ticktick git https://github.com/ericliang/ticktick master https://github.com/ericliang/ticktick Ticktick is an id generator for message service.
tinymq git https://github.com/ChicagoBoss/tinymq master https://github.com/ChicagoBoss/tinymq TinyMQ - a diminutive, in-memory message queue
tinymt git https://github.com/jj1bdx/tinymt-erlang master https://github.com/jj1bdx/tinymt-erlang TinyMT pseudo random number generator for Erlang.
trane git https://github.com/massemanet/trane master https://github.com/massemanet/trane SAX style broken HTML parser in Erlang
transit git https://github.com/isaiah/transit-erlang master https://github.com/isaiah/transit-erlang transit format for erlang
trie git https://github.com/okeuday/trie master https://github.com/okeuday/trie Erlang Trie Implementation
triq git https://github.com/krestenkrab/triq master https://github.com/krestenkrab/triq Trifork QuickCheck
tsung git https://github.com/processone/tsung master https://github.com/processone/tsung Tsung is a high-performance benchmark framework for various protocols including HTTP, XMPP, LDAP, etc.
tunctl git https://github.com/msantos/tunctl master https://github.com/msantos/tunctl Erlang TUN/TAP interface
twerl git https://github.com/lucaspiller/twerl oauth https://github.com/lucaspiller/twerl Erlang client for the Twitter Streaming API
twitter_erlang git https://github.com/ngerakines/erlang_twitter master https://github.com/ngerakines/erlang_twitter An Erlang twitter client
ucol_nif git https://github.com/refuge/ucol_nif master https://github.com/refuge/ucol_nif ICU based collation Erlang module
unicorn git https://github.com/shizzard/unicorn 0.3.0 https://github.com/shizzard/unicorn Generic configuration server
unsplit git https://github.com/uwiger/unsplit master https://github.com/uwiger/unsplit Resolves conflicts in Mnesia after network splits
uuid git https://github.com/okeuday/uuid v1.4.0 https://github.com/okeuday/uuid Erlang UUID Implementation
ux git https://github.com/erlang-unicode/ux master https://github.com/erlang-unicode/ux Unicode eXtention for Erlang (Strings, Collation)
vert git https://github.com/msantos/erlang-libvirt master https://github.com/msantos/erlang-libvirt Erlang binding to libvirt virtualization API
vmstats git https://github.com/ferd/vmstats master https://github.com/ferd/vmstats tiny Erlang app that works in conjunction with statsderl in order to generate information on the Erlang VM for graphite logs.
walrus git https://github.com/devinus/walrus master https://github.com/devinus/walrus Walrus - Mustache-like Templating
webmachine git https://github.com/basho/webmachine master https://github.com/basho/webmachine A REST-based system for building web applications.
websocket_client git https://github.com/jeremyong/websocket_client master https://github.com/jeremyong/websocket_client Erlang websocket client (ws and wss supported)
worker_pool git https://github.com/inaka/worker_pool 1.0.2 https://github.com/inaka/worker_pool a simple erlang worker pool
wsock git https://github.com/madtrick/wsock master https://github.com/madtrick/wsock Erlang library to build WebSocket clients and servers
xref_runner git https://github.com/inaka/xref_runner 0.2.0 https://github.com/inaka/xref_runner Erlang Xref Runner (inspired in rebar xref)
yamerl git https://github.com/yakaz/yamerl master https://github.com/yakaz/yamerl YAML 1.2 parser in pure Erlang
yamler git https://github.com/goertzenator/yamler master https://github.com/goertzenator/yamler libyaml-based yaml loader for Erlang
yaws git https://github.com/klacke/yaws master http://yaws.hyber.org Yaws webserver
zab_engine git https://github.com/xinmingyao/zab_engine master https://github.com/xinmingyao/zab_engine zab propotocol implement by erlang
zeta git https://github.com/s1n4/zeta https://github.com/s1n4/zeta HTTP access log parser in Erlang
zippers git https://github.com/ferd/zippers master https://github.com/ferd/zippers A library for functional zipper data structures in Erlang. Read more on zippers
zlists git https://github.com/vjache/erlang-zlists master https://github.com/vjache/erlang-zlists Erlang lazy lists library.
zucchini git https://github.com/devinus/zucchini master https://github.com/devinus/zucchini An Erlang INI parser