Tiny Tiny RSS is a free and open source web-based news feed (RSS/Atom) reader and aggregator.

Feedbin is an open source web based RSS reader. It provides a user interface for reading and managing feeds as well as a REST-like API for clients to connect to.

Pleroma is a federated social networking platform, compatible with GNU social and other OStatus implementations. It is free software licensed under the AGPLv3. It actually consists of two components: a backend, named simply Pleroma, and a user-facing frontend, named Pleroma-FE.

Beehive is an event and agent system, which allows you to create your own agents that perform automated tasks triggered by events and filters. It is modular, flexible and really easy to extend for anyone. It has modules (we call them Hives), so it can interface with, talk to, or retrieve information from Twitter, Tumblr, Email, IRC, Jabber, RSS, Jenkins, Hue - to name just a few.

Sourcegraph Server is a free, self-hosted code search server that integrates with your code host and supports multi-repository, regexp, and diff searches.

Social server with an ActivityStreams API. It's a stream server that does most of what people really want from a social network.

Stateless Password Manager : Stop wasting your time synchronizing your encrypted vault. Remember one master password to access your passwords, anywhere, anytime. No sync needed.

A real-time application for conducting Agile retrospectives with distributed teams.

Ampache is a web based audio/video streaming application and file manager allowing you to access your music & videos from anywhere, using almost any internet enabled device.

Ampache's usefulness is heavily dependent on being able to extract correct metadata from embedded tags in your files and/or the file name. Ampache is not a media organiser; it is meant to be a tool which presents an already organised collection in a useful way. It assumes that you know best how to manage your files and are capable of choosing a suitable method for doing so.

Open source home automation that puts local control and privacy first. Powered by a worldwide community of tinkerers and DIY enthusiasts. Perfect to run on a Raspberry Pi or a local server.

droppy is a self-hosted file storage server with a web interface and capabilites to edit files and view media directly in the browser. It is particularly well-suited to be run on low-end hardware like the Raspberry Pi.

An opensource alternative to TypeForm that can create stunning mobile-ready forms , surveys and questionnaires.

Postal is a complete and fully featured mail server for use by websites & web servers. Think Sendgrid, Mailgun or Postmark but open source and ready for you to run on your own servers.

A lightweight, open source, tracking-free comment engine alternative to Disqus.

Gitea is a community managed fork of Gogs, lightweight code hosting solution written in Go and published under the MIT license.

Each Mail-in-a-Box provides webmail and an IMAP/SMTP server for use with mobile devices and desktop mail software. It also includes contacts and calendar synchronization. The box also includes automatic DNS configuration, spam filtering, greylisting, backups to Amazon S3, static website hosting, and free TLS (SSL) certificates from Let’s Encrypt. Your box can host mail for multiple users and multiple domain names.

It implements modern mail protocols (SPF, DKIM, and DMARC) and the latest security best practices, including opportunistic TLS, strong ciphers, and HSTS. When enabled, DNSSEC (with DANE TLSA) provides a higher level of protection against active attacks. Exchange ActiveSync is also available as a beta feature.

Riot allows teams to communicate across a wide range of collaboration apps. If some team members use Riot while others use IRC, Slack or Gitter, Riot will allow these team members to seamlessly work together. Riot offers the richest network of communication bridges. Riot lets you run your own server, and provides users and teams with the most advanced crypto ratchet technology available today for a decentralized secure Internet. Riot is entirely open source: all the code is published on GitHub (Apache License) for anyone to see and extend. This means teams can customize or contribute to the code and everyone can benefit from the speed of community innovation. Riot is built on top of Matrix.

BounCA is a tool to manage your personal SSL certificates and authorities in a central and easy to use interfaces. It provides an easy accessible web interface to manage your openssl based root authority without the hassle of knowing all the arguments of the command line tools. BounCA is also an administration tool for all your signed certificates and revocation lists. Create and manage your own X.509 / PKI key and certificate trust infrastructure in a couple of minutes.

YunoHost is a server operating system aiming to make self-hosting accessible to everyone.

A Hazzle-Free Way to Self-Host Google Fonts