FOSS Software Directory


Messengers


Decentralized

https://element.io - the Element Matrix Messenger
https://matrix.org - Matrix Protocol and the server side of the Element Messenger

Decentralized, Onion Routed

https://getsession.org/ - Session is an end-to-end encrypted, multi device enabled messenger that minimises sensitive metadata, designed and built for people who want absolute privacy and freedom from any form of surveillance. Onion routed and available für Windows, MAC, Linux, LineageOS, Android, IOS
https://github.com/oxen-io/session-open-group-server - Session, Open Group Server, Self Hosted

P2P

https://briarproject.org/ - Briar, a P2P messenger for journalists and other vulnerable groups. The messenger routes everything through the Tor network
https://tox.chat/ - Tox, P2P Messenger with E2E Support

Video Conference


via Community Server or Self-Hosted

https://jitsi.org/ - more secure, more flexible, and completely free video conferencing. Also used by Element as a widget, i.H. full mix of browser clients and Element Matrix messenger clients. No installation necessary, just get started with your browser!

Social Networks


Fediverse / ActivityPub

https://joinmastodon.org/ - Mastodon decentralized social micro blogging with full control over the data and the possibility to connect your own instances to the Fediverse
https://joinpeertube.org/ - Peertube decentralized video hosting system with ActivityPub support for the Fediverse
https://friendi.ca/ - Friendica A Decentralized Social Network. Built-in support for ActivityPub (e.g. Funkwhale, Hubzilla, Mastodon, Pleroma, Pixelfed), OStatus (e.g. StatusNet, GNU social, Quitter) and diaspora* protocols

Server


Virtualization

https://www.proxmox.com/ - Open source virtualization platform

Firewalls

https://pfsense.org/ - based on FreeBSD. Application range from Home Firewall to HA Enterprise Setup.

DNS

https://pi-hole.net/ - Pi-hole® Network-wide DNS based Ad Blocking 

MQTT

https://mosquitto.org/ - Eclipse Mosquitto, An open source MQTT broker

Self Hosting

https://freedombox.org/ - FreedomBox is a private server for non-experts: it lets you install and configure server applications with only a few clicks. It runs on cheap hardware of your choice, uses your internet connection and power, and is under your control. Runs on cheap Hardware, as long as Debian is supported
https://yunohost.org - With YunoHost, you can easily manage a server for your friends, association or enterprise. Setup your server with ease, you already have everything at home

Server & Client


Self Hosted

https://owncloud.org/ - OwnCloud, Secure Collaboration Platform, your self hosted file cloud,The most essential business tool since email: Store. Share. Work
https://www.xbrowsersync.org/ - xBrowserSync is a free tool for syncing browser data and bookmarks between different browsers and devices, built for privacy and anonymity. Self Hosted API Server available too
https://gotify.net/ - Gotify a Self-Hosted Real Time Push Notification Server
https://github.com/bfabiszewski/ulogger-server - ULogger: Self-hosted privacy-friendly open source tracking solution

Software Solutions


Animal Rescue

https://www.sheltermanager.com/site/en_oss.html - sheltermanager.com is a self-hosted secure, online solution for animal shelters, rescue groups and animal control facilities

Health Software

https://www.gnuhealth.org/ - GNU Health, the Libre digital health ecosystem, where Social Medicine meets state-of-the-art health informatics

Desktop


Browser

https://www.torproject.org/ - Tor Browser, Suggested as primary Browser for anonymous visiting the Internet
https://www.mozilla.org/ - Firefox Browser
https://librewolf-community.gitlab.io/ - LibreWolf, A fork of Firefox, focused on privacy, security and freedom
https://github.com/Eloston/ungoogled-chromium - Ungoogled Chromium Projekt, A lightweight approach to removing Google web service dependency

E-Mail Software

https://thunderbird.net - Thunderbird, with support for CalDAVand CardDAV Addressbooks and Calendar.

Social Network

https://snapcraft.io/sengi - Sengi, A multi-account desktop client for Mastodon and Pleroma
https://git.friendi.ca/lubuwest/friendiqa - Friendiqa QML based client for the Friendica Social Network.

Office Software

https://www.libreoffice.org/ - LibreOffice a professional Office suite able to work with documents from other office suites. Can edit PDF!

Organization

https://joplinapp.org/ - Joplin, an open source note taking and to-do application with synchronisation capabilities

Desktop Publishing

https://www.scribus.net/ - Scribus, a page layout program for Linux, FreeBSD, PC-BSD, NetBSD, OpenBSD, Solaris, OpenIndiana, Debian GNU/Hurd, Mac OS X, OS/2 Warp 4, eComStation, Haiku and Windows.
https://calibre-ebook.com/ - Calibre is a powerful and easy to use e-book manager. Users say it’s outstanding and a must-have. It’ll allow you to do nearly everything and it takes things a step beyond normal e-book software. It’s also completely free and open source and great for both casual users and computer experts.

Image Handling

https://www.gimp.org/ - Gimp, professional image editing
https://www.digikam.org/ - DigiKam, digiKam is an advanced open-source digital photo management application that runs on Linux, Windows, and MacOS. The application provides a comprehensive set of tools for importing, managing, editing, and sharing photos and raw files
http://rawtherapee.com/ - RawTherapee is a free, cross-platform raw image processing program
https://www.darktable.org/ - Darktable is an open source photography workflow application and raw developer. A virtual lighttable and darkroom for photographers. It manages your digital negatives in a database, lets you view them through a zoomable lighttable and enables you to develop raw images and enhance them.

Video Handling

https://www.shotcut.org/ - Shotcut is a free, open source, cross-platform video editor
https://handbrake.fr - HandBrake is a tool for converting video from nearly any format to a selection of modern, widely supported codecs.Convert video from nearly any format. Free and Open Source. Multi-Platform (Windows, Mac and Linux)
https://github.com/MaartenBaert/ssr - SimpleScreenRecorder is a screen recorder for Linux. Despite the name, this program is actually quite complex. It's 'simple' in the sense that it's easier to use

3D und Animation

https://www.blender.org/ - Blender is the free and open source 3D creation suite. It supports the entirety of the 3D pipeline—modeling, rigging, animation, simulation, rendering, compositing and motion tracking, video editing and 2D animation pipeline

Smartphone Remote Control

https://github.com/Genymobile/scrcpy - scrcpy, This application provides display and control of Android devices connected on USB (or over TCP/IP). It does not require any root access. It works on GNU/Linux, Windows and macOS.

Operating Systems


https://freebsd.org/ - Open Source Unix operating system, the secret giant in the server area.
https://debian.org/ - The stable and secure operating system for the workplace, laptop and server

Telephony / VoIP


Server and PBX

https://asterisk.org/ - the leading software for VoIP solutions
https://www.freepbx.org/downloads/ - complete telephone system based on Asterisk and FreePBX

Softphones

https://www.linphone.org/ - SIP softphone for desktop and smartphone

Smartphone Software


Alternate OS

https://lineageos.org/ - LineageOS, the alternative operating system for smartphones
https://wiki.lineageos.org/devices/ - LineageOS, officially supported devices

Security

https://github.com/ukanth/afwall - Android Firewall+ (AFWall+) is an advanced iptables editor (GUI) for Android. It provides fine-grained control over which Android apps are allowed to access the network
https://github.com/PhilippC/keepass2android - Keepass2Android is a password manager app with full WebDAV support. Works e.g. together with OwnCloud

Keyboard

https://f-droid.org/en/packages/org.pocketworkstation.pckeyboard/ - Hacker’s Keyboard is an alternative input method on Android that provides advanced inputs much like you get on a desktop keyboard. You must first download the application from F-Droid Store, and after downloading and installing you will need to set it as your primary input method on your device. Doing this is easy, and before long, you will be able to type efficiently using your device’s touchscreen.

Backup

https://www.titaniumtrack.com/titanium-backup.html - Titanium Backup is a backup utility for Android that backs up your system and user applications along with their data on external storage of your choice. It is a leading Android application that uses root access to pull all your important applications and data from the system partition and stores them for future restoration

Automation

https://me.ryey.icu/Easer/en/ - Easer provides your with explicit automation. It knows various events (see below) and YOU (the user) tell it what to do on what events (you can even combine multiple events). Thus, you no longer need to manually perform routine actions, or worry about forgetting to perform them

Social Network

https://fedilab.app/ - Fedilab is a multi-accounts client for Mastodon, Peertube, Pixelfed, Pleroma, GNU Social, Friendica
https://fedilab.app/ - TubeLab, Full featured Peertube Android app
https://git.friendi.ca/lubuwest/friendiqa - Friendiqa QML based client for the Friendica Social Network.

FOSS Apps

https://owntracks.org/ - OwnTracks allows you to keep track of your own location. You can build your private location diary or share it with your family and friends
https://codeberg.org/nexttracks/android - NextTracks is a fork of OwnTracks which doesn't use Google Play Services. It allows you to track the locations of your devices. Supported Protocols: HTTP and MQTT
https://www.navit-project.org/ - Navit is a OFFLINE car navigation system with routing engine
https://github.com/bfabiszewski/ulogger-android - ULogger: Self-hosted privacy-friendly open source tracking solution

Privacy

https://fedilab.app/ - UntrackMe, Transform Youtube and Twitter links into Invidious and Nitter links

Home Automation


Server

https://home-assistant.io/ - Home Assistant, Self Hostet Open-source home automation platform running on Python 3. Track and control all devices at home and automate control

Location Tracking

https://www.home-assistant.io/integrations/owntracks - OwnTracks (and its Android fork NextTracks) is a free and open source application for iOS and Android that allow you to track your location and send it directly to Home Assistant
https://github.com/owntracks/recorder - OwnTracks Recorder is a lightweight program for storing and accessing location data published via MQTT (or HTTP) by the OwnTracks apps. It is a compiled program which is easy to install and operate even on low-end hardware, and it doesn't require an external database

Internet


Search Engines

https://duckduckgo.com - DuckDuckGo replace the default search engine from Google to DuckDuckGo and have more privacy

Security


X-Certificate and Key management

https://hohnstaedt.de/xca/ - XCA This application is intended for creating and managing X.509 certificates, certificate requests, RSA, DSA and EC private keys, Smartcards and CRLs. Everything that is needed for a CA is implemented. All CAs can sign sub-CAs recursively. These certificate chains are shown clearly. For an easy company-wide use there are customiseable templates that can be used for certificate or request generation

Encryption

https://www.idrix.fr/Root/content/category/7/32/46/ - VeraCrypt is a free disk encryption software brought to you by IDRIX and that is based on TrueCrypt 7.1a. High Security Disk Encryption

VPN

https://openvpn.net/community-downloads/ - Take full control by installing OpenVPN on your server. Deploy a fully-featured business VPN Solution
https://www.wireguard.com/ - WireGuard® is an extremely simple yet fast and modern VPN that utilizes state-of-the-art cryptography. It aims to be faster, simpler, leaner, and more useful than IPsec, while avoiding the massive headache.

Tor Based


File Share

https://onionshare.org - OnionShare is an open source tool that lets you securely and anonymously share files, host websites, and chat with friends using the Tor network

Crypto Currencies


Server & Payment Systems

https://btcpayserver.org/ - BTCPay Server is a self-hosted, open-source cryptocurrency payment processor. It's secure, private, censorship-resistant and free

Wallets (Bitcoin)

https://electrum.org/ - Electrum Bitcoin Wallet

Special


Fediverse / ActivityPub

https://fedidb.org/network - FediDB server and user overview for Fediverse
https://fediverse.party/ - Fediverse Software Info

Bots

https://github.com/maubot/maubot - A plugin-based Matrix bot system written in Python

Administration Tools

https://github.com/Awesome-Technologies/synapse-admin - Synapse Admin User Interface

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