| GIMP | GIMP is a freely distributed program for such tasks as photo retouching, image composition and image authoring. | Website |
| Pinta | Pinta is a free program for drawing and image editing. | Website |
| Krita | Krita is a FREE sketching and painting program. | Website |
| MyPaint | MyPaint is a fast painting program with an emphasis on full-screen use. | Website |
| Inkscape | An Open Source vector graphics editor, with capabilities similar to Illustrator, using the W3C standard Scalable Vector Graphics (SVG) file format. | Website |
| Synfig Studio | Synfig Studio is a free and open-source 2D animation software, designed as powerful industrial-strength solution for creating film-quality animation using a vector and bitmap artwork. | Website |
| Pencil2D | Pencil2D is an opensource animation/drawing software for Mac OS X, Windows, and Linux. | Website |
| FreeCAD | FreeCAD is a general purpose Open Source 3D CAD/MCAD/CAx/CAE/PLM modeler. | Website |
| LibreCAD | LibreCAD (originally QCad then CADuntu) is an open source 2D CAD application for Windows, Apple and Linux. | Website |
| SolveSpace | SolveSpace is an Open Source 2D and 3D CAD program. It is a constraint-based parametric modeler with simple mechanical simulation capabilities. | Website |
| LibreOffice | LibreOffice Suite is a powerful office suite, with very clean interface, a full-featured word processing and desktop publishing Open Source tool. | Website |
| Scribus | Scribus is a powerful desktop publishing (DTP) application. With Scribus you could create all kinds of documents, from complex book layout design to magazines, brochures, flyers and business cards. | Website |
| Blender | Blender is a 3D creation suite. It supports the entirety of the 3D pipeline—modeling, rigging from, animation, simulation, rendering, compositing and motion tracking, even video editing and game creation. | Website |
| TagSpaces | TagSpaces is a personal data manager, and organizer which enables you to browse your files on every platform. | Website |
| NetBeans | An open-source Integrated Development Environment for software developers. | Website |
| Tutanota | Tutanota is a free and open source web-mail client that focuses on privacy. | Website |
| Pencil Project | Pencil Project is an open source application that lets you create diagrams or UI mockups. It will run on all major platforms. | Website |
| LMMS | LMMS is a free, open source, cross-platform audio creator and editor which allows you to produce music with your computer. | Website |
| Shotcut | Shotcut is a free, open source, cross-platform, non-linear video editor that makes movie making and editing straightforward. | Website |
| Thunderbird | Thunderbird is a free, open source, cross-platform e-mail, news and instant messaging client. | Website |
| VLC Media Player | VLC is a free and open source cross-platform multimedia player and framework that plays most multimedia files, as well as DVDs, Audio CDs, VCDs... | Website |
| Bonita BPM | Bonita BPM (Business Processing Management) is a BPM-based application platform that is designed to help users build highly engaging business applications | Website |
| BIRT | BIRT is an open source technology platform used to create data visualizations and reports that can be embedded into rich client and web applications. | Website |
| Apache Solr | Apache Solr is an open source enterprise search server based on the Lucene search library, with XML/HTTP and JSON APIs. | Website |
| fluxday | Open source task & productivity management tool for startups, engineered based on the concepts of OKR. | Website |
| Mattermost | Mattermost is an Open Source, self-hosted Slack alternative. | Website |
| Rocket.Chat | Rocket.Chat is a Web Chat Server, developed in JavaScript, using the Meteor fullstack framework. It is also an Open Source alternative to Slack. | Website |
| Jitsi Meet | Jitsi Meet is an Open Source (MIT) WebRTC JavaScript application that uses Jitsi Videobridge to provide high quality, scalable video conferences. | Website |
| Tox | Tox is an easy to use Open Source application that allows you to connect with friends and loved ones securely without anyone else being able to listening in. A Skype alternate. | Website |
| MakeHuman | MakeHuman is a free, open source, interactive modeling tool for creating custom 3D human characters. | Website |
| VSCodium | VSCodium is the binary releases of Visual Studio Code without Microsoft branding, telemetry and licensing | Website |
| OpenShot | OpenShot is a open source video editing program with many powerful features. | Website |
| Money Manager Ex | Money Manager Ex (MMEX) is a free, open-source, cross-platform, easy-to-use personal finance program. | Website |
| Modoboa | Modoboa is an open source mail hosting and management platform with a simplified web user interface. | Website |
| FilePizza | FilePizza is an open source peer-to-peer file sharing service that eliminates the need for third-party cloud storage or any external middleman server. | Website |
| Syncthing | Syncthing replaces proprietary sync and cloud services with something open, trustworthy and decentralized. | Website |
| Brave | Brave Web Browser is a fast, free, secure with a built-in ad blocker, tracking and security protection, and optimized data and battery experience. | Website |
| RawTherapee | RawTherapee is a free, open source RAW picture converter and digital photo processing software. | Website |
| Natron | Natron is an open source, cross platform nodal compositing application. | Website |
| OBS Studio | OBS Studio (Open Broadcaster Software Studio) is one of the most powerful free screen recording and streaming tools available for gamers. | Website |
| Diaspora | Diaspora is based on three key philosophies: decentralization, freedom, and privacy. | Website |
| Komodo Edit | Komodo Edit is an open source, free text editor for dynamic programming languages. | Website |
| Nextcloud | Nextcloud is an open source file-storage service like Dropbox or Google Drive. | Website |
| Bitwarden | Bitwarden is an open source password manager, random password generator and secure digital-text and password wallet. | Website |
| Turtl | Turtle is an open source note taking app, which does more than just note taking. | Website |
| Riot | Riot is a free open source interoperable collaboration app, very much like Slack but with more capability. Riot is built on the Matrix protocol. | Website |
| Mastodon | Mastodon is a decentralized, open source micro-blogging social network. It is similar to twitter but without a central control system like twitter. | Website |
| Joplin | Joplin is a free, open source note taking and to-do listing application. Joplin is cross platform and can sync your data across multiple platforms. | Website |
| Zulip | Zulip is a free, open source group chat application that combines the immediacy of real-time chat with the productivity benefits of threaded conversations. | Website |
| K-9 Mail | K-9 Mail is a free open source email client for the Android operating system.
It supports both POP3 and IMAP mailboxes and IMAP IDLE for real-time notifications. | Website |
| Bforartists | Bforartists is a fork of the popular open source 3d software Blender. The name “Bforartists” stands for “Be For Artists”. | Website |
| Godot Engine | Godot is a fully featured, open source, game engine. It focuses on having great tools, and a visual oriented workflow that can export to Computer, Mobile and Web platforms. | Website |
| Audacity | Audacity is free, open source software for recording and editing sounds. It is a great free alternative to costly audio editors. | Website |
| SoftEther VPN | SoftEther VPN (“SoftEther” means “Software Ethernet”) is a free and open source alternative VPN platform. | Website |
| InvoicePlane | InvoicePlane is a self-hosted open source application for managing your quotes, invoices, payments and clients. | Website |
| GNU Octave | GNU Octave is an open source computer program for performing numerical computations using a language that is mostly compatible with MATLAB. | Website |
| Gogs | Gogs is an open source self-hosted Git service. It is a code repository and collaboration platform for the Git distributed version control system. | Website |
| Waterfox | Waterfox is an open source high performance browser based on the Mozilla platform. Made specifically for 64-Bit systems. | Website |
| Silence.im | Silence.im (formerly SMSSecure) is a full open source end to end encrypted text messaging replacement application for your Android smartphone text messaging app. | Website |
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