Find the best open-source alternatives

An open source API management platform that handles access control, rate limiting, analytics, and unified documentation.

An open-source, self-hosted alternative to Canny and ProductBoard for tracking customer feedback to build better products.

A scope tree based, reflection-free Dependency Injection library for Java, Kotlin, and Android.

Generates an octree LOD structure for streaming and real-time rendering of massive point clouds in web browsers and desktop applications.

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

A cross-platform hex editor for viewing and editing large files with disk device support.

A simple QR code reader for iOS built with Swift, based on Apple's AVFoundation framework.

A private photo cloud for families that automatically backs up photos and videos from devices to your own hard drive.

A Docker Swarm-based CI extension that adds parallel, distributed, and isolated build tasks to existing CI systems.

A lightweight, cross-platform, single-header C++ point cloud viewer for visualizing LiDAR, photogrammetry, and 3D datasets.

Automatic version management and state recovery tool that works with any language and stores versions in git tags.

A command-line tool for managing DigitalOcean droplets with fuzzy name matching and SSH integration.

A JavaScript tool for populating JSON data with circular references, offering a transparent interface similar to Falcor and GraphQL.

Automatic version management and state recovery tool that works with any language and stores versions in git tags.

A comprehensive font icon set with 2075+ glyphs designed for compatibility with Bootstrap and other frameworks.

A security-hardened container runtime for AI coding agents using Incus system containers with real-time threat detection and credential isolation.

A self-hosted data logger for Tesla vehicles that records high-precision driving data and visualizes it with Grafana.

An open-source Identity Provider (IdP) for modern SSO, supporting SAML, OAuth2/OIDC, LDAP, RADIUS, and more.

A family of open-source deep learning models for accurate biomolecular interaction and binding affinity prediction, rivaling AlphaFold3 and physics-based methods.

A serverless blog commenting system built with AWS Lambda, API Gateway, DynamoDB, and S3.

A simple, secure, and high-performance C library for reading and writing PNG files, designed as a modern alternative to libpng.

Mautic is the world's largest open source marketing automation software, enabling businesses to run fully integrated campaigns.

A cross-platform backup tool for PC video game save data, supporting over 19,000 games and multiple game stores.

A single-file TLS 1.0-1.3 and DTLS implementation in C, using libtomcrypt for cryptography.

A collection of object-oriented Java primitives as an alternative to procedural libraries like Guava and Apache Commons.

A fast, small, and full-featured Inversion of Control container for .NET applications.

A Neovim plugin for AI-assisted coding with transparent tool use, sub-agents, and OS-level sandboxing, focused on the Anthropic Claude models.

A fast, secure RubyGems server written in Go, offering self-hosted gem mirroring, caching, and private hosting.

A Link in Bio service for Bluesky users to organize and share their links using their Bluesky account.

An open-source, self-hosted ML experiment tracker with a performant UI and SDK for comparing and querying training runs.

An OCI-native artifact manager and image registry that is easy to deploy and maintain, supporting Docker, Helm, and other OCI artifacts.

An open-source AI engine that runs LLMs, vision, voice, and image/video models on any hardware with drop-in OpenAI API compatibility.

Cross-platform GUI desktop application for managing Redis databases with an intuitive visual interface.

A Common Lisp library for declaratively reading and writing complex binary file formats and network protocols.

A modular Ruby toolkit for handling file uploads, processing, and storage with support for cloud services and multiple ORMs.

A JavaScript tool for populating JSON data with circular references, offering a transparent interface similar to Falcor and GraphQL.