@ -258,7 +258,7 @@ _Mailing lists servers and mass mailing software - one message to many recipient
* [Cypht](http://cypht.org/index.html) - A feed reader for your email accounts. ([Source Code](https://github.com/jasonmunro/hm3)) `GPLv2``PHP`
* [Cypht](http://cypht.org/index.html) - A feed reader for your email accounts. ([Source Code](https://github.com/jasonmunro/hm3)) `GPLv2``PHP`
* [Mailpile](https://www.mailpile.is/) - Webmail client with search, filtering, encryption features and more. ([Source Code](https://github.com/mailpile/Mailpile)) `AGPLv3``Python`
* [Mailpile](https://www.mailpile.is/) - Webmail client with search, filtering, encryption features and more. ([Source Code](https://github.com/mailpile/Mailpile)) `AGPLv3``Python`
* [RainLoop](http://www.rainloop.net/) - Simple, modern & fast webmail with IMAP/SMTP Support and multi accounting. ([Demo](http://demo.rainloop.net/), [Source Code](https://github.com/RainLoop/rainloop-webmail)). `AGPLv3``PHP`
* [RainLoop](http://www.rainloop.net/) - Simple, modern & fast webmail with IMAP/SMTP Support and multi accounting. ([Demo](http://demo.rainloop.net/), [Source Code](https://github.com/RainLoop/rainloop-webmail)). `AGPLv3``PHP`
* [Roundcube](https://roundcube.net) - Browser-based IMAP client with an application-like user interface. ([Screenshots](https://roundcube.net/screens/)) ([Source Code](https://github.com/roundcube/roundcubemail/)) `GPLv3``PHP`
* [Roundcube](https://roundcube.net) - Browser-based IMAP client with an application-like user interface. ([Source Code](https://github.com/roundcube/roundcubemail/)) `GPLv3``PHP`
* [SquirrelMail](http://squirrelmail.org) - Another browser-based IMAP client. ([Source Code](https://sourceforge.net/p/squirrelmail/code/HEAD/tree/)) `GPLv2``PHP`
* [SquirrelMail](http://squirrelmail.org) - Another browser-based IMAP client. ([Source Code](https://sourceforge.net/p/squirrelmail/code/HEAD/tree/)) `GPLv2``PHP`
@ -316,9 +316,9 @@ _Mailing lists servers and mass mailing software - one message to many recipient
* [Newebe](http://newebe.org/) - A Distributed Social Network. ([Source Code](https://github.com/gelnior/newebe)) `AGPLv3``Python`
* [Newebe](http://newebe.org/) - A Distributed Social Network. ([Source Code](https://github.com/gelnior/newebe)) `AGPLv3``Python`
* [NodeBB](https://nodebb.org/) - Node.js based forum software built for the modern web. ([Source Code](https://github.com/NodeBB/NodeBB)) `GPLv3``Nodejs`
* [NodeBB](https://nodebb.org/) - Node.js based forum software built for the modern web. ([Source Code](https://github.com/NodeBB/NodeBB)) `GPLv3``Nodejs`
* [OSSN](https://www.opensource-socialnetwork.org/) - Open Source Social Network (OSSN) is a social networking software written in PHP. It allows you to make a social networking website and helps your members build social relationships, with people who share similar professional or personal interests. ([Source Code](https://github.com/opensource-socialnetwork/opensource-socialnetwork)) `GPLv2``PHP`
* [OSSN](https://www.opensource-socialnetwork.org/) - Open Source Social Network (OSSN) is a social networking software written in PHP. It allows you to make a social networking website and helps your members build social relationships, with people who share similar professional or personal interests. ([Source Code](https://github.com/opensource-socialnetwork/opensource-socialnetwork)) `GPLv2``PHP`
* [Oxwall](http://www.oxwall.org/) Oxwall is used for a wide range of projects starting from family sites and custom social networks to collaboration tools and enterprise community solutions. ([Source Code](https://bitbucket.org/oxwall/public) `CPALv1``PHP`
* [Oxwall](http://www.oxwall.org/) - Oxwall is used for a wide range of projects starting from family sites and custom social networks to collaboration tools and enterprise community solutions. ([Source Code](https://bitbucket.org/oxwall/public)) `CPALv1``PHP`
* [phpBB](https://www.phpbb.com/) - Flat-forum bulletin board software solution that can be used to stay in touch with a group of people or can power your entire website. ([Source Code](https://github.com/phpbb/phpbb)) `GPLv2``PHP`
* [phpBB](https://www.phpbb.com/) - Flat-forum bulletin board software solution that can be used to stay in touch with a group of people or can power your entire website. ([Source Code](https://github.com/phpbb/phpbb)) `GPLv2``PHP`
* [PPnet](https://github.com/pixelpark/ppnet) Create and host your own social network. `MIT``Javascript`
* [PPnet](https://github.com/pixelpark/ppnet) - Create and host your own social network. `MIT``Javascript`
* [Pump.io](http://pump.io/) - Stream server that does most of what people really want from a social network. ([Source Code](https://github.com/e14n/pump.io)) `Apache``Nodejs`
* [Pump.io](http://pump.io/) - Stream server that does most of what people really want from a social network. ([Source Code](https://github.com/e14n/pump.io)) `Apache``Nodejs`
* [Reddit](https://www.reddit.com/) - Social networking and news website where registered community members can submit content. ([Demo](https://www.reddit.com/), [Source Code](https://github.com/reddit/reddit)) `CPALv1``Python`
* [Reddit](https://www.reddit.com/) - Social networking and news website where registered community members can submit content. ([Demo](https://www.reddit.com/), [Source Code](https://github.com/reddit/reddit)) `CPALv1``Python`
* [Kontalk](http://kontalk.org/) – Kontalk is an Open Source Messenger, similar to WhatsApp (app for android only currently), including end-to-end encryption, server is based on Tigase XMPP Server. ([Source Code](https://github.com/kontalk)) `GPLv3``Java`
* [Kontalk](http://kontalk.org/) - Kontalk is an Open Source Messenger, similar to WhatsApp (app for android only currently), including end-to-end encryption, server is based on Tigase XMPP Server. ([Source Code](https://github.com/kontalk)) `GPLv3``Java`
* [Metronome IM](https://lightwitch.org/metronome) - Fork of Prosody IM. ([Source Code](http://code.lightwitch.org/)) `MIT``Lua`
* [Metronome IM](https://lightwitch.org/metronome) - Fork of Prosody IM. ([Source Code](http://code.lightwitch.org/)) `MIT``Lua`
* [MongooseIM](https://www.erlang-solutions.com/products/mongooseim.html) - Fork of ejabberd. ([Source Code](https://github.com/esl/MongooseIM)) `MIT``Erlang`
* [MongooseIM](https://www.erlang-solutions.com/products/mongooseim.html) - Fork of ejabberd. ([Source Code](https://github.com/esl/MongooseIM)) `MIT``Erlang`
* [Openfire](http://www.igniterealtime.org/projects/openfire/) - Real time collaboration (RTC) server. ([Source Code](https://github.com/igniterealtime/Openfire)) `Apache``Java`
* [Openfire](http://www.igniterealtime.org/projects/openfire/) - Real time collaboration (RTC) server. ([Source Code](https://github.com/igniterealtime/Openfire)) `Apache``Java`
@ -429,7 +429,7 @@ See https://github.com/n1trux/awesome-sysadmin#dns
## Federated Identity/Authentication
## Federated Identity/Authentication
* [FreeRADIUS](http://freeradius.org/) - High performance and highly configurable multi-protocol policy/authentication server, supporting RADIUS, DHCPv4 and VMPS. ([Source Code](https://github.com/FreeRADIUS/freeradius-server)) `GPLv2``C`
* [FreeRADIUS](http://freeradius.org/) - High performance and highly configurable multi-protocol policy/authentication server, supporting RADIUS, DHCPv4 and VMPS. ([Source Code](https://github.com/FreeRADIUS/freeradius-server)) `GPLv2``C`
* [daloRADIUS](http://www.daloradius.com) - Open-source web management platform for FreeRADIUS-based deployments. ([Source Code](https://github.com/lirantal/daloradius)) `GPLv2`
* [daloRADIUS](http://www.daloradius.com) - Open-source web management platform for FreeRADIUS-based deployments. ([Source Code](https://github.com/lirantal/daloradius)) `GPLv2``PHP`
* [FreeIPA](https://www.freeipa.org/) - an integrated Identity and Authentication solution for Linux/UNIX networked environments. A FreeIPA server provides centralized authentication, authorization and account information by storing data about user, groups, hosts. `Multiple``C`
* [FreeIPA](https://www.freeipa.org/) - an integrated Identity and Authentication solution for Linux/UNIX networked environments. A FreeIPA server provides centralized authentication, authorization and account information by storing data about user, groups, hosts. `Multiple``C`
* [IndieAuth](https://indieauth.com) - Sign in with your domain name (using the [rel-me-auth](http://microformats.org/wiki/relmeauth) protocol). `Apache``Ruby`
* [IndieAuth](https://indieauth.com) - Sign in with your domain name (using the [rel-me-auth](http://microformats.org/wiki/relmeauth) protocol). `Apache``Ruby`
* [Libravatar](https://www.libravatar.org/) - Libravatar is a service which delivers your avatar (profile picture) to other websites. ([Demo](https://www.libravatar.org/account/new/), [Source Code](https://github.com/libravatar/libravatar)) `AGPLv3``Python`
* [Libravatar](https://www.libravatar.org/) - Libravatar is a service which delivers your avatar (profile picture) to other websites. ([Demo](https://www.libravatar.org/account/new/), [Source Code](https://github.com/libravatar/libravatar)) `AGPLv3``Python`