* [Kaiwa](http://getkaiwa.com/).
* [Tox](https://tox.im/).
* [CaliOpen](https://caliopen.org/).
+ * [ricochet-im - Anonymous peer-to-peer instant messaging](https://github.com/ricochet-im/ricochet).
* Jabber
* [ejabberd](http://packages.debian.org/stable/ejabberd) ([puppet-ejabberd](https://git.sarava.org/?p=puppet-ejabberd.git)).
* [prosody](http://packages.debian.org/stable/prosody).
* [ptunnel](http://packages.debian.org/stable/ptunnel).
* [PageKite](https://pagekite.net) ([instruções](https://pagekite.net/wiki/Howto/GNULinux/ConfigureYourSystem/)).
* Escritório
+ * [ONLYOFFICE](http://onlyoffice.org/).
* [WebODF](http://www.webodf.org/).
* [eXo](http://www.exoplatform.com/).
* [Owncloud](http://owncloud.org).
-------------------
* [FreedomBox](https://freedomboxfoundation.org).
+* [Mail-in-a-Box - Firefox (Private Browsing)](https://mailinabox.email/).
Referências
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