Linux Softwares to Open Source

Electrum is a free and open-source Bitcoin wallet renowned for its speed, low resource usage, and strong security features. It runs on various operating systems and supports hardware wallets for enhanced protection.

Ubuntu Touch is a mobile operating system based on Ubuntu, offering a privacy-focused experience with a unique gesture-driven interface and convergence capabilities, allowing your phone to act as a PC when connected to an external display.

GNU ddrescue is a powerful command-line tool for recovering data from faulty storage devices like hard drives, CD-ROMs, and USB drives. It excels at retrieving data even with read errors, making it an essential utility for disaster recovery and data forensics.

Terasology is an open-source, voxel-based sandbox game inspired by similar titles but with a strong focus on modularity, extensibility, and community-driven content. It offers a rich and evolving world for exploration, crafting, and construction.

Brimir is an open-source, self-hosted helpdesk ticketing system designed to streamline customer support operations. It provides a centralized platform for managing customer inquiries, tracking support tickets, and collaborating with team members. Brimir aims to be a flexible and customizable solution for businesses of all sizes.

Alien Arena is a fast-paced, free-to-play deathmatch style first-person shooter set in a futuristic, science-fiction universe. It emphasizes classic arena combat with a variety of weapons, maps, and game modes, offering both online multiplayer and single-player bot matches for intense action.

Gitter is a free and open-source instant messaging and chat service designed specifically for developers and users of GitHub projects. It provides real-time communication within the context of software development teams and communities.

Tahoe-LAFS is a free and open-source distributed storage system. It focuses on security, privacy, and fault tolerance by encrypting, encoding, and distributing your data across multiple nodes.

QuteCom, formerly WengoPhone, was a free and open-source VoIP client supporting the SIP protocol. It enabled users to make voice and video calls, send instant messages, and connect with contacts across various networks, including Google Talk.

Bit Chat is a secure, open-source, peer-to-peer instant messenger platform that prioritizes user privacy and security through robust end-to-end encryption and a decentralized network architecture. It empowers users with direct, encrypted communication, bypassing central servers and enhancing resistance to surveillance and censorship.

Kadu is a free, open-source, multi-platform instant messaging client supporting Gadu-Gadu, XMPP, and related services like Google Talk, providing users with a versatile and extensible communication tool.

Sentrifugo HRMS is an open-source Human Resources Management System designed to streamline various HR functions. It offers a comprehensive suite of modules including employee management, attendance and time tracking, performance reviews, expense and asset handling, and powerful HR analytics. This on-premises solution provides businesses with a robust and flexible platform to manage their workforce effectively.

PWGen is a robust and open-source random password generator designed for strong cryptographic security. It leverages user input and system parameters to generate highly unpredictable passwords, essential for safeguarding your online identity and sensitive information. This utility focuses purely on creating secure passwords without storing or managing them.

xCHM is a free and open-source cross-platform GUI application designed for viewing compiled HTML Help (CHM) files. It acts as a front-end to the CHMLIB library, providing a user-friendly interface to navigate and read the content within these archive files, commonly used for software documentation and ebooks.

FreeDOS is a free and open-source operating system providing a complete MS-DOS compatible environment for running classic software, playing retro games, and supporting embedded systems on IBM PC compatible computers.

OpenRA is a free and open-source real-time strategy game engine that breathes new life into classic Westwood Studios titles like Command & Conquer and Red Alert. It allows players to experience these beloved games with modern enhancements and features.

Librevault is an open-source, zero-knowledge peer-to-peer file synchronization tool emphasizing privacy and security. It allows users to sync files directly between their devices without reliance on a central cloud server, ensuring data remains under user control and is protected by end-to-end encryption.

Apertium is a free, open-source machine translation platform utilizing rule-based methods. It provides versatile translation capabilities, including online translation, browser integration, and potential for localized content.

Shadowsocks is an open-source, lightweight SOCKS5 proxy designed to bypass internet censorship. It provides a secure tunnel between your device and the internet, helping users access blocked content and surf anonymously by encrypting traffic and making it appear as regular HTTPS traffic.

Polr is an open-source, modern, and minimalist URL shortening platform designed for simplicity and ease of use. It allows individuals and organizations to quickly create custom, branded short links with built-in statistics and the option for custom domains. Ideal for personal use, small businesses, or developers looking for a lightweight self-hosted solution.

Litecoin (LTC) is a prominent peer-to-peer digital currency designed for rapid, low-cost transactions worldwide. As an open-source cryptocurrency, it provides a decentralized alternative to traditional financial systems, leveraging blockchain technology for secure and transparent operations.

Hastebin is a simple, free, and open-source paste service designed for sharing code snippets, notes, and text quickly and anonymously. It emphasizes speed and a clean interface for effortless pasting and sharing.

Tesseract is a powerful, open-source optical character recognition (OCR) engine. Originally developed by Hewlett-Packard and now maintained by Google and the community, it can read various image formats and convert them into text.

PhoneGap, powered by Apache Cordova, is a popular open-source mobile development framework enabling developers to build cross-platform mobile applications using standard web technologies like HTML, CSS, and JavaScript.

Angry IP Scanner is a free, open-source network scanner designed for speed and simplicity. It quickly scans IP addresses and ports across any range, making it an essential tool for network administrators and users needing to discover devices on their network.

Butter Project is a discontinued open-source application suite designed for streaming video content over the BitTorrent protocol. It allowed users to watch movies and videos directly from torrents without needing to download the entire file, leveraging peer-to-peer technology for media consumption.

JabRef is a free and open-source reference management software, primarily designed for LaTeX users, utilizing BibTeX and BibLaTeX formats for efficient organization and citation of academic references and documents.

YaCy is a free, decentralized search engine powered by a global network of peer-to-peer users. It offers a privacy-focused alternative to traditional search engines, ensuring no tracking and complete user control over their search experience and data.

Pulse is a free and secure decentralized file synchronization engine developed by Ind.ie. Designed with privacy and control in mind, it allows users to synchronize files and folders directly between devices without relying on central servers, promoting data ownership and resilience. While discontinued, it represents an important effort towards decentralized file management.

Clam AntiVirus (ClamAV) is a free, open-source antivirus engine designed for scanning emails, files, and directories for various types of malicious software, including viruses, worms, and Trojans.