Tsung is a distributed load testing tool. It is protocol-independent and can currently be used to stress HTTP, WebDAV, PostgreSQL, MySQL, LDAP, AMQP, and XMPP/Jabber servers. It simulates user behavior using an XML description file, reports many measurements in real time (statistics can be customized with transactions, and graphics generated using gnuplot). For HTTP, it supports 1.0 and 1.1, has a proxy mode to record sessions, supports GET, POST, PUT, and DELETE methods, cookies, and basic/digest authentication. It also has support for SSL, WebSocket, and BOSH.
REPOS stands for Repository of Erlang-Projects.Org Software selection. It is a collection of major ready-to-use Erlang software. Erlang REPOS is distributed as a CDROM image (ISO). You can use every program included in the REPOS environment either directly from the CDROM, from your hard drive, or from a USB key.
ejabberd is a multi-platform, scalable, distributed, and fault-tolerant Jabber/XMPP server. It includes Jabber services like Multi-User Chat, IRC transport, HTTP-Bind, Publish-Subscribe and PEP. It supports virtual hosting, connection to transports (gateways) to other networks, and connection to other Jabber servers. Other supported features are Web and command-line administration, encryption support (SSL and TLS), several authentication methods (embedded, external script, LDAP, PAM, and ODBC), varied storage methods (embedded, ODBC, PostgreSQL, MySQL, MSSQL), Jabber user directory, and translations in more than 20 languages.
Ybot is erlang bot software inspired by Github hubot. It supports IRC and XMPP transports and is extensible with plugins. Plugins can be written with Python, Ruby, or shell. It supports IRC chat, XMPP multi user chat, and 37 signals Campfire chat. It can simultaneously run any number of bots on different transports.