Find the best open-source alternatives

A drag-and-drop website builder and CMS with built-in e-commerce capabilities, built on Laravel.

A Vim plugin that provides TextMate-style snippet expansion for faster coding.

A free and open-source parametric 3D CAD modeler for designing real-life objects of any size.

Generates strongly-typed XCTest cases from markdown tables for Fitnesse-style acceptance testing in Xcode.

A cross-platform utility that classifies network packets into flows using the essential 4-tuple (src_ip, dst_ip, src_port, dst_port).

An open-source macOS app for elegant window management with a customizable radial menu and keyboard shortcuts.

Open-source, cross-platform video compositing software with a node-based workflow for visual effects and motion graphics.

A Windows OpenGL function call interceptor that logs all OpenGL calls for debugging and analysis.

A powerful macOS desktop automation tool that bridges system APIs with a Lua scripting engine.

A high-performance Java bean mapper offering elegance, robustness, and performance comparable to hand-written code.

A lightweight, flexible, and safer alternative to chroot and Docker for creating virtual software environments using Linux namespaces.

An open-source desktop application for writing, previewing, and publishing blog posts to various platforms.

A modern, interactive JavaScript datatable library for displaying and editing tabular data on the web.

A lightweight, fast embedded JavaScript template engine for Node.js, Deno, and the browser, written in TypeScript.

Open-source, cross-platform video compositing software with a node-based workflow for visual effects and motion graphics.

A curated list of software, tools, and resources for exploring, organizing, and analyzing neuroimaging data with a focus on MRI.

A forensic code analysis tool that visualizes and analyzes TypeScript-based architecture to uncover hidden patterns and coupling.

A logical replication extension for PostgreSQL that enables high-performance, cross-version data replication and upgrades.

A full-featured computer algebra system (CAS) written in pure Python for symbolic mathematics.

A lightweight C REPL that compiles and executes C code in real-time as you type.

A free macOS menu bar app that visualizes and cleans developer caches (Xcode, npm, Docker, etc.) to reclaim disk space.

A TypeScript-focused functional programming utility library designed for use with R.pipe and strict currying.

A CLI tool that uploads code snippets, images, and files to a GitHub repository, turning it into a private pastebin for teams.

Print wirelessly from Cura, PrusaSlicer, or Slic3r to a 3D printer connected to an ESP8266/ESP32 module.

A Swift library for adjusting iOS app constants like colors, animations, and layouts on-device without recompiling.

A high-performance, zero-allocation JSON serializer for C# that reads/writes directly to UTF8 binary.

A pure Swift dependency injection library for iOS, macOS, and Linux, succeeding Typhoon with strong typing and no reflection.

A pure-Java/C# machine learning framework for neural networks, genetic programming, and classic ML algorithms with simple adaptable source code.

Advanced Go key-value database combining LSM tree and B+ tree advantages for fast read/write with low amplification.

A C/C++ library that compiles Sass to CSS, offering a portable and efficient alternative to Ruby Sass.

Azure DevOps pipeline for scalable cloud load testing using Apache JMeter and Terraform to dynamically provision Azure Container Instances.

A Neovim plugin that enables remote file editing with full LSP and TreeSitter support by running language servers on remote machines while keeping editing local.

A Windows desktop application for capturing screenshots, screen recordings, webcam, audio, mouse clicks, and keystrokes.

A BDD testing framework for Elm that runs specs in a DOM environment, handling HTML, HTTP, ports, and more.

A Ruby ORM that maps REST resources to objects, enabling applications powered by RESTful APIs instead of databases.

A library for iOS developers to adjust app constants like colors, animations, and layouts in real-time without recompiling.