Tabby is an infinitely customizable cross-platform terminal app for local shells, serial, SSH and Telnet connections.
- Terminal Emulator
- Free • Open Source
- Mac
- Windows
- Linux

Tabby is an infinitely customizable cross-platform terminal app for local shells, serial, SSH and Telnet connections.

Stoat (previously Revolt) is a chat platform that puts users first. With text & voice channels, video calling, screen sharing, permissions, mod tools, bots & more. Join any community or build one just the way you like it. It also respects your privacy.

[TrueCrypt is not exactly "Open Source", but the source is available. See the reviews to get more information.]

Self-hosted platform for secure file sync, sharing, calendar, and contact management with desktop, mobile, web access, and multi-device syncing.

Official text editor of the GNOME desktop environment. Has syntax highlighting and is suitable for programming, with support for several languages. It is extensible with plugins.

Manages tasks across all platforms with advanced language recognition. It integrates with 60+ tools, and offers templates for various projects.

TiddlyWiki is a single html file with all the characteristics of a wiki - including all of the functionality (including editing, saving, tagging and searching) and the style sheet. Because its a single file, its very portable - you can email it, put it on a web server or share...

A free, open-source Integrated Development Environment for software developers. You get all the tools you need to create professional desktop, enterprise, web, and mobile applications with the Java language, C/C++, and even dynamic languages such as PHP, JavaScript, Groovy, and...

Xfce (pronounced as four individual letters) is a free software desktop environment for Unix and other Unix-like platforms, such as Linux, Solaris and BSD. It aims to be fast and lightweight, while still being visually appealing and easy to use.

Free, open-source audio player for Unix-like systems offering high audio quality, support for multiple codecs, Internet radio, plugins, and customizable interface.

Decentralized, open source music streaming; self-hosted, browse by artist, genre; Android, iOS app compatibility. Enjoy unlimited streaming.

Free Java-based interior design tool for drawing house plans, arranging furniture, and viewing results in 3D with open-source flexibility.

Xtreme Download Manager is a powerful tool to increase download speed up-to 500%, save videos from video sharing sites and integration with ANY browser.

GNU Emacs is an extensible, customizable text editor—and more. At its core is an interpreter for Emacs Lisp, a dialect of the Lisp programming language with extensions to support text editing. The features of GNU Emacs include:

MKVToolnix is a set of tools to create, alter and inspect Matroska files under Linux, other Unices and Windows. They do for Matroska what the OGMtools do for the OGM format and then some. The latest builds now have the ability to create WebM compliant Files.

Kali Linux is a Debian-derived Linux distribution designed for digital forensics and penetration testing, originally forked from Backtrack Linux by the Offensive Security team.

0 A.D. is a free, open-source, cross-platform real-time strategy (RTS) game of ancient warfare. In short, it is a historically-based war/economy game that allows players to relive or rewrite the history of Western civilizations, focusing on the years between 500 B.C. and 500 A.D.

Manjaro is a user-friendly Linux distribution based on the independently developed Arch operating system. Within the Linux community, Arch itself is renowned for being an exceptionally fast, powerful, and lightweight distribution that provides access to the very latest cutting...

Strawberry is a music player and music collection organizer. It is a fork of Clementine released in 2018 aimed at music collectors and audiophiles. The name is inspired by the band Strawbs. It's written in C++ using the Qt framework.

Pinta is a image editing, drawing and painting application with a simple yet powerful interface. Pinta has a wide range of drawing tools, including: freehand, rectangles, circles and lines. It also has over 35 effects to apply to your images, and also has the ability to create...

Multi-protocol & multi-source, cross platform download utility.

Free, open-source note-taking with rich text, cross-platform support, syntax highlighting, embedded files, and customizable interface.

A cross-platform Markdown editor providing real-time preview, Focus & Typewriter modes, and support for multiple export formats.

DOSBox is an emulator program which emulates an IBM PC compatible computer running a DOS operating system. Many IBM PC compatible graphics and sound cards are also emulated. This means that original DOS programs (including PC games) are provided with an environment in which they...

Securely manage passwords across devices with auto-fill and vulnerability alerts, organizing passwords and notes for quick access and synchronization.
