Top AI tools for # Open Source

Nimbalyst is an open-source visual workspace designed for AI-powered development with Claude Code, Codex, and more. It combines agent session management, visual file editors, task tracking, and inline diff review in a single desktop environment for macOS, Windows, and Linux.

• Freemium

Blink Shell is a professional terminal app for iOS and iPadOS, offering Mosh, SSH, and CLI tools with always-on connectivity and customization for developers.

• Freemium
• From 2$

Trezor offers advanced open-source hardware wallets that provide 100% offline security for cryptocurrencies, enabling users to maintain absolute ownership and control of their digital assets through intuitive mobile and desktop applications.

• Other

Crazy Marvin is an open-source collective that develops chatbots and applications for multiple platforms using modern and classic programming languages and frameworks.

• Other

Psiphon is an open-source tool providing secure, high-performance internet access with over 150 million downloads worldwide, designed to bypass censorship and deliver content in restrictive environments.

• Freemium

Formance is an AI-powered financial infrastructure platform that enables businesses to build and operate financial applications with real-time ledger tracking, seamless connectivity, and enterprise-grade security.

• Contact for Pricing

MonoGame is a free, open-source framework for developing cross-platform games using C# and .NET languages, supporting desktop, mobile, and console platforms.

• Free

OpenDocMan is a free, open source document management system written in PHP that helps organizations comply with ISO 17025 and OIE standards through centralized storage, fine-grained access control, and change tracking.

• Free

Metrotechs E2W Sync is a free WordPress plugin that automates the migration of e-commerce data from Ecwid to WooCommerce using AI-powered self-optimizing batch processing and Smart Skip Technology.

• Free

Fossdroid is a platform for discovering free and open source Android applications, providing users with access to a curated collection of apps that prioritize privacy, transparency, and community-driven development.

• Free

Pine is a bitcoin payment app designed for sending and receiving money among friends and family, featuring a familiar messenger-like interface and decentralized architecture.

• Free

Claude CMD is an open-source command-line interface tool that leverages artificial intelligence to automate development tasks, manage configurations, and optimize workflows for modern development teams.

• Free

Turtl is a secure, collaborative notebook application that uses high-end cryptography to protect user data while enabling organization, sharing, and synchronization across devices.

• Freemium
• From 3$

oTranscribe is a free, open-source web application that simplifies audio and video transcription with keyboard shortcuts, automatic saving, and privacy-focused local processing.

• Free

DOSBox-X is an open-source DOS emulator that provides complete and accurate emulation for running DOS applications, games, and DOS-based Windows systems on modern computers.

• Free

Bit is an AI-native monorepo and software composition platform that organizes source code into reusable components, enabling developers to build reliable, scalable applications with minimal configuration.

• Free

is-a.dev is a free service that provides developers with custom .is-a.dev subdomains for personal or project use, requiring registration through GitHub.

• Free

GenieACS is an open-source TR-069 remote management solution that provides scriptable configuration for complex device provisioning, firmware upgrades, and scalable integration with external systems.

• Other

deepstream is an open realtime server that enables clients and backend services to sync data, send events, and execute request-response workflows with a focus on security and configurability.

• Other

Phraseanet is an open-source digital media management solution for efficiently organizing and managing photo libraries, offering quick installation and community support.

• Free

Superpowers is a free, open-source Chrome extension that enables users to browse the web with AI using their own API keys from multiple providers, ensuring complete data privacy and local operation.

• Free

b2evolution is a free open-source content management system that provides everything needed to build websites for sharing information and collaborating with communities, from simple homepages to full-featured community sites with blogs, forums, galleries, and private messaging.

• Free

Cutter is a free, open-source reverse engineering platform powered by Rizin, offering a comprehensive GUI with features like decompilation, debugging, and binary analysis for security professionals and developers.

• Free

Saturn is an open-source AI agent that translates human input into intelligent infrastructure operations, bridging the gap between development goals and technical implementation through conversational control and adaptive learning.

• Freemium
• From 29$

Rosegarden is an open-source music composition and editing environment with a MIDI sequencer, music notation support, and digital audio capabilities, designed for composers, musicians, and home recording on Linux systems.

• Free

Valibot is an open source schema library for TypeScript designed with bundle size, type safety, and developer experience in mind, offering runtime validation for structured data.

• Free

Calibre is a comprehensive e-book management software that provides tools for organizing, converting, and reading digital books across multiple devices and formats.

• Free

Aurélien's portfolio showcases open-source games, apps, and tools, including Pixel Wheels, Nanonote, and Clyde, with a blog for updates.

• Free

httpSMS is an open-source platform that transforms Android phones into SMS gateways, enabling users to send and receive SMS messages via a simple programmable API with end-to-end encryption.

• Freemium
• From 10$

QZ Tray is an open-source software solution that enables silent printing and hardware communication directly from web browsers, supporting various printers and connection types across multiple platforms.

• Freemium

AURORA Timetable is a free, open-source, platform-independent application designed for generating and editing timetables in elementary and high schools with advanced features like multiple generator algorithms and extensive export options.

• Free

Sia is a decentralized cloud storage platform that uses encryption and distributed networks to provide secure, private, and resilient data storage solutions.

• Other

PENG Coin is an open-source, Proof of Stake blockchain platform with a Decentralized Governance Protocol, enabling secure, fast, and private smart contracts for global transactions.

• Other

Grid is an end-to-end encrypted location sharing app that protects user privacy with secure technology, allowing users to share locations with family, friends, and co-workers without compromising data security.

• Freemium
• From 5$

Symfony is a comprehensive PHP framework for building scalable web applications, offering reusable components, CLI tools, API development, and extensive documentation with long-term support.

• Other

Shisa.AI develops state-of-the-art open-source bilingual Japanese-English language models that achieve top performance in Japanese benchmarks while maintaining efficient operation across various model sizes.

• Free

Mail-in-a-Box is an open-source solution that transforms a fresh cloud computer into a fully functional, self-hosted mail server with webmail, contacts, calendar synchronization, and automated security features.

• Free

Kodemo is an AI-powered editor for creating engaging and fun-to-read technical documentation with features like code transitions and image walkthroughs.

• Freemium
• From 7$

Lemmy is an open-source, federated link aggregator and discussion platform that allows users to create communities, share content, and engage in discussions while maintaining privacy and avoiding centralized control.

• Free

ZeroNet is a decentralized peer-to-peer web hosting platform that uses Bitcoin cryptography and the BitTorrent network to create open, free, and uncensorable websites without central servers.

• Free

Bolt CMS is an open-source content management system built on Symfony 5, offering flexible development with Twig templates, built-in internationalization, and out-of-the-box RESTful/GraphQL APIs for headless or traditional website building.

• Free

Topaz is an open source cloud-native authorization service that provides fine-grained, real-time, policy-based access control for applications and APIs, combining OPA and Zanzibar approaches.

• Free

Textreader Pro is an AI-powered text-to-speech tool that converts text into speech using donation voices, ideal for Twitch streamers to preview how their donations will sound.

• Free

nuBuilder Forte is a free, open-source low-code platform for rapidly creating web-based database applications using PHP, MySQL, and JavaScript without starting from scratch.

• Free

Group-Office is an open-source groupware and CRM software that enables teams to collaborate, manage projects, and handle customer relationships with customizable, privacy-focused tools.

• Freemium
• From 37$

DBeaver is a free open-source database management tool that supports both SQL and NoSQL databases with AI-powered features for SQL generation and data management.

• Freemium

Freegeoip.io is a public HTTP API that provides geolocation data for IP addresses, including city, country, time zone, and coordinates, with a generous free tier of up to 10,000 queries per hour.

• Free

EditThisCookie is a browser extension for Google Chrome and Opera that provides advanced cookie management tools, including viewing, editing, blocking, protecting, and bulk-editing cookies.

• Free

CouchCMS is an open-source content management system that retrofits into any existing static HTML site without requiring PHP knowledge, allowing web designers to quickly add CMS functionality while keeping their original markup untouched.

• Free

Fish is a command line shell designed for modern users, offering intelligent features like tab completions, syntax highlighting, and command suggestions that work out of the box.

• Free