Top AI tools for # Open Source

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

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

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

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

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$

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

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

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

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

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

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

• Free

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

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

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

• Other

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$

Waltzes is an open-source AI-powered resume builder that creates professional resumes optimized for Applicant Tracking Systems (ATS), offering self-hosting with complete privacy control and no monthly fees.

• Free

Jolla is a Finnish company developing Sailfish OS, the only European mobile operating system, and Edge AI solutions like Jolla Mind2 for privacy-focused, local AI computing across industries.

• Contact for Pricing

MYSTRAN is a free, general-purpose finite element analysis program for linear structural analysis, compatible with NASTRAN input files and developed over 30+ years by industry experts.

• Free

Rockstor is an open-source NAS and cloud storage platform built on Linux and BTRFS, offering customizable storage solutions for personal, SMB, and traditional server needs with advanced features like replication, snapshots, and Docker plugins.

• Other

Cuttlefish is an open-source transactional email service that ensures email delivery, provides real-time analytics, and maintains email reputation through bounce handling.

• Free

HyperDX is an open-source observability platform that unifies session replays, logs, traces, metrics, and errors with blazing-fast search performance powered by ClickHouse, helping engineering teams resolve production issues quickly and cost-effectively.

• Freemium
• From 20$

Dudzik offers strategic problem-solving and system-building services to identify and leverage the 20% of efforts that drive 80% of impact, helping organizations from startups to enterprises overcome complex challenges.

• Other

Infisical is an all-in-one platform for securely managing application secrets, certificates, SSH keys, and configurations across teams and infrastructure with AI-enhanced security features.

• Freemium
• From 18$

CatBlock is an ad-blocking browser extension that replaces ads with cat pictures or user-defined images from Flickr, available for Chrome, Opera, and Firefox.

• Free

Kartris is an open-source ASP.NET ecommerce platform offering fast performance, powerful features, and high customizability for building or hosting online stores.

• Other

Iconoir is an open-source icon library offering 1,671+ free icons in multiple formats including SVG, Font, React, React Native, Flutter, Figma, and Framer, serving as an alternative to paid icon resources.

• Free

FreeTube is a privacy-focused YouTube client for desktop that allows users to watch content without tracking, store data locally, and enjoy an ad-free experience.

• Free

MoinMoin is a free, open-source wiki engine that enables collaborative editing of web pages with extensive features and community support.

• Free

FixO is an open-source GitHub App that uses AI to automatically transform tagged issues into pull requests, streamlining code fixes and optimizations for developers.

• Free

PyMacroRecord is a free, open-source macro recorder software that automates repetitive tasks by recording mouse and keyboard actions with no premium purchases required.

• Free

Spek is a free, open-source acoustic spectrum analyzer and spectrogram viewer available for GNU/Linux, Windows, and macOS, enabling detailed audio frequency analysis.

• Free

Stack Auth is an open-source suite of tools for authentication and user management that enables developers to implement secure authentication in minutes with features like organizations & teams, permissions & RBAC, and third-party OAuth integration.

• Freemium
• From 49$

Eva Design offers customizable design assets and UI libraries for Sketch and Figma, based on atomic design principles, to streamline web and mobile application design.

• Other

XPack is an AI-powered platform that enables developers to host and sell MCP (Model Context Protocol) servers with zero payment fees, transforming MCPs into commercial products through an easy-to-setup marketplace.

• Free

Krustlet is a Kubelet written in Rust that enables running WebAssembly (Wasm) workloads in Kubernetes clusters by listening to the scheduler's event stream for assigned pods with specific tolerations.

• Free

Koko Analytics is a privacy-focused, open-source WordPress analytics plugin that provides essential website traffic insights without tracking visitors or using external services, with a freemium model offering advanced features through a paid Pro add-on.

• Freemium
• From 6$

Gallery the Revival is a maintenance initiative that updates the dormant Gallery 3 project to ensure compatibility with current PHP and MySQL versions, providing essential fixes and modernizations.

• 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$

Pods Framework is a WordPress plugin that enables users to create custom content types, taxonomies, and fields, extending beyond standard posts and pages for flexible content management.

• Free

3DR is an American company specializing in the design and manufacture of essential electronic systems for unmanned vehicles, drones, and UAVs, focusing on open-source and open hardware-based autopilots.

• Contact for Pricing

Hangfire is an open-source background job processing framework for .NET and .NET Core applications that eliminates the need for Windows Services or separate processes, providing persistent storage and reliability for commercial use.

• Freemium
• From 42$

Grep is an AI-powered code search tool that enables developers to efficiently search through millions of GitHub repositories for code, files, and paths.

• Free

Conversations is an open-source Jabber/XMPP client for Android 6.0+ smartphones optimized for mobile messaging with end-to-end encryption, file sharing, and group chat capabilities.

• Other

ClassiCube is a free sandbox block game inspired by classic block-building games, offering multiplayer gameplay, creative building tools, and cross-platform support.

• Free

Kata Containers is an open source container runtime that builds lightweight virtual machines for secure workload isolation, seamlessly integrating with the containers ecosystem while delivering container-like performance.

• Free

Podman Desktop is a free, open-source tool that simplifies container management and streamlines Kubernetes workflows for developers across Linux, macOS, and Windows platforms.

• Free

ROOter is open-source firmware for routers that enables USB cellular modem support, providing full-speed connectivity and detailed network information.

• Free

Funkwhale is a decentralized, federated audio platform that enables users to upload, share, and discover music and podcasts while maintaining control over their data and content.

• Free

XiVO offers open source unified communications, IP telephony, and contact center solutions designed to enhance business productivity and collaboration.

• Contact for Pricing

Node-OS is a full operating system built on the Linux kernel with node.js as the primary runtime and npm as the package manager, designed for open contribution and ease of use.

• Other