A modern load testing tool, using Go and JavaScript
Experimental PlayStation Vita emulator
Fair-code workflow automation platform with native AI capabilities. Combine visual building with custom code, self-host or cloud, 400+ integrations.
Microsoft PowerToys is a collection of utilities that supercharge productivity and customization on Windows
Production-Grade Container Scheduling and Management
Deliver web apps with confidence 🚀
The Postgres development platform. Supabase gives you a dedicated Postgres database to build your web, mobile, and AI applications.
:house_with_garden: Open source home automation that puts local control and privacy first.
The Prometheus monitoring system and time series database.
Unsloth Studio is a web UI for training and running open models like Gemma 4, Qwen3.6, DeepSeek, gpt-oss locally.
A scalable, distributed, collaborative, document-graph database, for the realtime web
Qdrant - High-performance, massive-scale Vector Database and Vector Search Engine for the next generation of AI. Also available in the cloud https://cloud.qdrant.io/
🎨 Local-first, open-source Claude Design alternative. 🖥️ Native desktop app. ⚡ 259+ Skills · ✨ 142+ Design Systems 🖼️ Web · desktop · mobile prototypes · slides · images · videos · HyperFrames 📦 Sandboxed preview · HTML/PDF/PPTX/MP4 export 🤖 Claude Code / OpenClaw / Codex / Cursor / OpenCode / Qwen / Copilot / Hermes / Kimi & 17+ CLIs.
A collective list of free APIs
Apache Superset is a Data Visualization and Data Exploration Platform
A lightning-fast search engine API bringing AI-powered hybrid search to your sites and applications.
Pear 🍐 is extension for music player
Spring Cloud Alibaba provides a one-stop solution for application development for the distributed solutions of Alibaba middleware.
The Frontend Stack for Agents & Generative UI. React, Angular, Mobile, Slack, and more. Makers of the AG-UI Protocol
:electron: Build cross-platform desktop apps with JavaScript, HTML, and CSS
RAGFlow is a leading open-source Retrieval-Augmented Generation (RAG) engine that fuses cutting-edge RAG with Agent capabilities to create a superior context layer for LLMs
OBS Studio - Free and open source software for live streaming and screen recording
A JS library for predictable global state management
💫 Toolkit to help you get started with Spec-Driven Development
"rsync for cloud storage" - Google Drive, S3, Dropbox, Backblaze B2, One Drive, Swift, Hubic, Wasabi, Google Cloud Storage, Azure Blob, Azure Files, Yandex Files
🗂️A file list/WebDAV program that supports multiple storages, powered by Gin and Solidjs. / 一个支持多存储的文件列表/WebDAV程序，使用 Gin 和 Solidjs。
Free universal database tool and SQL client
Build AI Agents, Visually
Collection of TypeScript type challenges with online judge
⚡ Serverless Framework – Effortlessly build apps that auto-scale, incur zero costs when idle, and require minimal maintenance using AWS Lambda and other managed cloud services.
🍃 JavaScript library for mobile-friendly interactive maps 🇺🇦
Ray is an AI compute engine. Ray consists of a core distributed runtime and a set of AI Libraries for accelerating ML workloads.
Daytona is a Secure and Elastic Infrastructure for Running AI-Generated Code
A modern replacement for Redis and Memcached
An open-source long-horizon SuperAgent harness that researches, codes, and creates. With the help of sandboxes, memories, tools, skill, subagents and message gateway, it handles different levels of tasks that could take minutes to hours.
SearXNG is a free internet metasearch engine which aggregates results from various search services and databases. Users are neither tracked nor profiled.
For developers, who are building real-time data-driven applications, Redis is the preferred, fastest, and most feature-rich cache, data structure server, and document and vector query engine.
the full-stack Vue framework
ToolJet is the open-source foundation of ToolJet AI - the enterprise app generation platform for building internal tools, dashboard, business applications, workflows and AI agents 🚀
an easy-to-use dynamic service discovery, configuration and service management platform for building AI cloud native applications.
Backstage is an open framework for building developer portals
CockroachDB — the cloud native, distributed SQL database designed for high availability, effortless scale, and control over data placement.
The world's most flexible commerce platform.
Apollo is a reliable configuration management system suitable for microservice configuration management scenarios.
🚀 Strapi is the leading open-source headless CMS. It’s 100% JavaScript/TypeScript, fully customizable, and developer-first.
A terminal for a more modern age
🐻 Bear necessities for state management in React
An open-source framework for making universal native apps with React. Expo runs on Android, iOS, and the web.
The C++ Core Guidelines are a set of tried-and-true guidelines, rules, and best practices about coding in C++