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Most searched proprietary tools with open-source replacements
An open-source API development ecosystem for testing HTTP, WebSocket, GraphQL, and other APIs with real-time collaboration.
An open-source, fullstack Next.js framework that provides a TypeScript backend and admin panel, usable as a headless CMS or for building applications.
A privacy-focused, open-source note-taking app with end-to-end encrypted sync across all major platforms.
A standard library for JavaScript and TypeScript with an emphasis on numerical and scientific computation.
Showing 2,872 products with open-source alternatives
IBM's open-source corporate typeface family, designed for global use and versatility across UI and print.
A Python library for reading, creating, and updating Microsoft Word (.docx) files.
A lightweight time-series database written in Rust, deployable as an embedded library, standalone server, or scalable cluster.
A customizable cross-platform graphical process and system monitor for the terminal.
Mesh simplification library that preserves UV seam boundaries for seamless texture reuse across decimation levels.
A highly configurable window management application for macOS that replaces Divvy and SizeUp with keyboard-driven window control.
A flexible React calendar component for displaying events, inspired by Google Calendar and Outlook.
An open-source, enterprise-grade Web Application Firewall library written in Go, compatible with ModSecurity SecLang rulesets.
A lightweight, open-source Spotify client that runs as a UNIX daemon and supports Spotify Connect.
A terminal-based resource monitor for CPU, memory, disks, network, processes, and GPU with a responsive UI and full mouse support.
An open-source remote desktop application designed for self-hosting, as an alternative to TeamViewer.
A Python framework for creating AI agents that learn to play any video game you own.
An adapter-based chat bot framework for Elixir applications, inspired by Hubot.
An extremely fast Python package and project manager written in Rust, replacing multiple existing tools.
A story BDD tool for Elixir that parses Gherkin feature files and executes them as acceptance tests.
A faster, leaner Backbone.js alternative for modern HTML5 applications.
A TypeScript library providing persistent immutable collections and functional programming constructs like Option, Either, and Future.
An ES6+ aware minifier based on the Babel toolchain, enabling direct minification of modern JavaScript.
A Go tool for sorting imports into configurable groups, removing unused imports, setting aliases, and formatting code.
Microsoft's production-ready distribution of OpenJDK with long-term support and security updates.
An OCI-native artifact manager and image registry that is easy to deploy and maintain, supporting Docker, Helm, and other OCI artifacts.
A Nix-powered, high-performance build cache and remote execution server compatible with Bazel, Buck2, and other RE build systems.
An open-source low-code platform for developers to build internal tools like dashboards, CRUD apps, and admin panels with drag-and-drop components.
A Node.js script runner that serves as the logic layer for MQTT-based smart home automation.
A Capacitor plugin for instant over-the-air updates of web assets, bypassing app store reviews.
A graphical desktop tool for visualizing Active Session History (ASH) data from Oracle and PostgreSQL databases.
A modern, cross-platform torrent client that lets you stream and download content on all your devices.
A cross-platform desktop GUI client for interacting with gRPC services, supporting all streaming types and automatic proto parsing.
A curated list of software, tools, and resources for exploring, organizing, and analyzing neuroimaging data with a focus on MRI.
A privacy-focused web browser that blocks trackers and ads by default while rewarding users with Basic Attention Tokens.
A Common Lisp implementation of the Erlang distribution protocol for interoperability between Lisp and Erlang nodes.
A Python-based interactive packet manipulation program and library for network analysis, scanning, and security testing.
A full reimplementation of The Sims Online game engine with modern enhancements and support for The Sims 1 via Simitone.
A Java API for interacting with NPM registries to query, download, and package JavaScript dependencies for Java projects.
A simple, lightweight statusline and bufferline plugin for Neovim written in Lua.
A Neovim plugin providing comprehensive Java development support with Spring Boot tools, debugging, testing, and refactoring.