Mac OS X Softwares to Open Source

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.

Apple Lossless Audio Codec (ALAC) is an audio coding format developed by Apple that provides lossless compression of digital audio. It's designed to reduce file size without sacrificing audio quality, offering a high-fidelity listening experience.

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.

GPGTools is a comprehensive suite of open-source software for macOS that empowers users with the ability to encrypt, decrypt, sign, and verify emails and files using the OpenPGP standard. It seamlessly integrates with Apple Mail and provides a secure gateway for sensitive communications and data handling.

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.

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.

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.

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.

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.

Pencil Project is a free and open-source GUI prototyping tool that helps designers and developers create wireframes and mockups easily. Available as a standalone application and a Firefox extension, it offers a wide range of built-in shapes and templates for various platforms.

LAME is a high-performance, widely-used open-source software library for encoding audio into the MP3 format. Known for its high-quality output and advanced encoding options, it serves as the engine for many other audio encoding applications.

RequestPolicy is a powerful, open-source browser extension for Firefox that provides granular control over cross-site requests. It helps protect users from various web vulnerabilities like Cross-Site Scripting (XSS), Cross-Site Request Forgery (CSRF), and Clickjacking by allowing you to explicitly approve or deny requests to external domains.

Apache Cordova is an open-source mobile application development framework that allows developers to build cross-platform mobile apps using standard web technologies like HTML, CSS, and JavaScript. It acts as a wrapper around web content, providing access to native device features through plugins, enabling the deployment of a single codebase across multiple mobile platforms like Android and iOS.

StarDict is a powerful, free, open-source dictionary application that provides swift access to a vast collection of dictionary files. It supports various dictionary formats and offers offline functionality, making it an essential tool for language learners and researchers.