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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.
An open-source API development ecosystem for testing HTTP, WebSocket, GraphQL, and other APIs with real-time collaboration.
Showing 2,636 products with open-source alternatives
A modern, open-source JavaScript library for building customizable, interactive Gantt charts for the web.
A shell compiler that converts bash scripts into secure, portable, and static binaries by transpiling them to Go.
A simple, dependency-free job queue plugin for CakePHP enabling deferred task execution.
A universal process manager built in Deno to keep scripts, applications, and services alive across platforms.
An open-source game engine for playing and modding The Elder Scrolls III: Morrowind with modern enhancements.
A small, public domain or Apache 2.0 licensed C++ JPEG compression and fuzzed low-RAM decompression codec.
Python library and CLI tool to interface with Google Translate's text-to-speech API for generating MP3 audio from text.
A beautiful, feature-rich GraphQL Client IDE for debugging queries across all platforms.
A web-based PaaS/Linux panel for self-hosting 200+ open-source applications on a single server with Docker and Kubernetes management.
A versatile Rust tool for generating and mutating wordlists using patterns, web scraping, and password formats.
A macOS audio player inspired by Winamp with visualizations and playlist management.
An efficient and customizable full-screen calendar library for iOS apps built with SwiftUI.
An open-source operating system that upgrades driver assistance systems in 300+ supported cars.
Convert CSV files into Markdown tables with customizable padding and delimiter support.
A minimal shell script that changes the current Ruby version by updating environment variables.
A free and open-source empire-building strategy game inspired by human civilization history.
A background job processing library for Elixir using RabbitMQ for reliable messaging and job queuing.
A cross-platform CLI tool and TUI editor for managing .NET .resx and other localization files with validation, translation, and CI/CD automation.
A web-based PaaS/Linux panel for self-hosting 200+ open-source applications on a single server with Docker and Kubernetes management.
A full-sized, interactive drag & drop event calendar library for JavaScript applications.
A debug tool that monitors the memory heap and finds leaks in iOS apps without using Instruments.
A single-header, public domain, short vector math library for C++ inspired by shading languages.
A lightweight C/C++ library for fast reading and writing of basic multi-frame TIFF files.
A native Neovim plugin that integrates Windsurf's AI-powered code completion and chat functionality directly into the editor.
A grep-based source code auditing tool that finds potential security flaws using signature databases for multiple programming languages.
A self-hosted media tracker for movies, TV shows, anime, manga, video games, books, comics, and board games.
An open-source, real-time infrastructure monitoring platform with per-second metrics, ML-powered anomaly detection, and zero-configuration deployment.
A multithreaded, Postgres-based Active Job backend for Ruby on Rails, designed for simplicity and performance.
An open-source SDK for logging, storing, querying, and visualizing multimodal, time-series data like images, point clouds, and tensors.
A tiny, fast reactive/iterable programming library implementing the callbag spec for unified stream processing.
An open-source, self-hosted emailing platform for sending newsletters and transactional emails with enterprise-grade features.
A modern Webpack/Rspack integration for Rails that manages JavaScript modules and assets with support for hot module replacement.
A fast, RFC 3986-compliant URI library for Common Lisp, designed as a replacement for PURI.
A serverless toolkit for routing, normalizing, and enriching security event and audit logs in AWS.
A modern JavaScript event calendar library with responsive design, internationalization, and framework-agnostic component injection.
A C++ header-only library providing fast hash map and hash set implementations using hopscotch hashing with open addressing.