All projects

Open-source reimplementation of RollerCoaster Tycoon 2 for players and modders, supporting park building and management across sandbox and scenario modes with multiplayer networking.

An air-gapped open-source NotebookLM alternative that chats over local documents and generates briefs, decks, and podcasts.

Quickly create and run optimised Windows, macOS and Linux virtual machines

Create web-based user interfaces with Python. The nice way.

🪐 Markdown with superpowers: from ideas to papers, presentations, websites, books, and knowledge bases.

Open-source project management platform for teams, covering portfolio planning, agile boards, task tracking, Gantt charts, roadmaps, time tracking, and team collaboration.

Python/Qt graphical tool for image annotation aimed at computer vision developers, supporting polygons, rectangles, video labeling, and AI-assisted workflows with export to VOC and COCO formats.

A TypeScript library for building robust, type-safe production applications with typed errors, dependency injection, and structured concurrency.

The Office Harness for AI Agents - Spreadsheets, Docs, Slides, Canvas, Relational Tables, and PDF in one runtime.

Cryptomator for Windows, macOS, and Linux: Secure client-side encryption for your cloud storage, ensuring privacy and control over your data.

Web and API based SMTP testing

Comprehensive observability, tracing, evaluation, and monitoring platform for LLM and multi-agent applications, including self-hosted dashboard and execution analysis views for developers.

🦄 Record your terminal and generate animated gif images or share a web player

Set up your own OpenVPN server on Debian, Ubuntu, Fedora, CentOS, Arch Linux and more

Lightweight deep learning framework from Alibaba for mobile and edge developers, supporting efficient on-device inference and training, including deployment of large language and diffusion models.

Rust full-text search engine library inspired by Lucene, providing developers with indexing, tokenization, and retrieval primitives for building custom search applications.

Self-hosted RSS aggregator and reader for individuals and groups, offering multi-user support, tagging, mobile API access, and push notifications in a lightweight customizable service.

[.NET] m3u8 downloader 开源的命令行m3u8/HLS/dash下载器，支持普通AES-128-CBC解密，多线程，自定义请求头等. 支持简体中文,繁体中文和英文. English Supported.

Medium.com WYSIWYG editor clone. Uses contenteditable API to implement a rich text solution.

LLM-powered subtitling tool for video creators that handles transcription, sentence segmentation, correction, translation, and dubbing through both CLI and graphical interfaces.

API Support for your favorite torrent trackers

Low-Budget Password Strength Estimation

Embeddable WASM build of Postgres distributed as a TypeScript library, letting developers run a persistent SQL database directly in browsers, Node.js, Bun, and Deno.

Open-source VPN for speed, privacy, and censorship circumvention. Free to download on Android, iOS, Windows, macOS, and Linux.

yq is a portable command-line YAML, JSON, XML, CSV, TOML, HCL and properties processor

Embeds a lightweight, lightning-fast vector database directly inside applications, giving developers low-latency similarity search with scalable indexing and combined full-text and hybrid retrieval capabilities.

Run Windows apps such as Microsoft Office/Adobe in Linux (Ubuntu/Fedora) and GNOME/KDE as if they were a part of the native OS, including Nautilus integration. Hard fork of https://github.com/Fmstrat/winapps/

An open-source real-time analytics database with fast SQL, lakehouse acceleration, and hybrid vector and text search.

Python library that converts pandas DataFrames into drag-and-drop interactive visualizations, helping data analysts explore, clean, and analyze tabular data directly inside Jupyter notebooks.

Next-generation tensor library and deep learning framework written in Rust, giving developers flexible and portable tools for both model training and inference with high efficiency.

Self-hostable real-time push notification server that sends messages via REST and receives them over WebSocket, giving admins a web UI plus user and client management.

MCP server for Xiaohongshu that lets AI assistants search notes, retrieve content, and access engagement data, enabling programmatic access to the platform.

An open-source cross-platform desktop tool that converts novels and scripts into animated short dramas, integrating AI scriptwriting, storyboarding, character creation, and video generation.

MBProgressHUD + Customizations

Collection of Google Colab notebooks for one-click deployment of Stable Diffusion WebUI, enabling hobbyists and researchers to generate images with text prompts, use ControlNet, and train LoRA models.

MCP server that supplies Figma design data to AI coding tools like Cursor, condensing layout and style information so models can generate accurate frontend code.

Easy file sharing from the command line. `MIT` `Go`

🦉 Data Versioning and ML Experiments

Android in docker solution with noVNC supported, video recording and mcp server

A development library for guaranteed structured outputs from large language models, letting the same code enforce type-valid generation across multiple model backends.

An offline-first, privacy-preserving English grammar checker written in Rust, offering millisecond-level checking across documents with integrations for multiple popular editors.

:trollface:Git的奇技淫巧

Oxford Deep NLP 2017 course

Lightweight agent runtime shell with a built-in personal assistant, offering dozens of tools, skill memory, and multi-agent collaboration for users.

Evaluation toolkit for LLM and RAG applications offering objective metrics, synthetic test data generation, and production feedback analysis to help developers measure quality and improve reliability.

Introductory tutorial series on harness engineering with fourteen lessons and eight hands-on projects covering loop state validation and graph engineering techniques for beginners.

Open Source framework for voice and multimodal conversational AI.

Um guia extenso de informações com um vasto conteúdo de várias áreas para ajudar, agregar conhecimento e retirar dúvidas, nesse guia você encontrará tudo que necessário para qualquer carreira relacionada a tecnologia.

NoSQL data store using the Seastar framework, compatible with Apache Cassandra and Amazon DynamoDB

Embeddable high-performance key-value database written in pure Go, providing developers with concurrent ACID transactions and persistence as the underlying storage engine for Dgraph.

ModelScope's fine-tuning and deployment framework supporting 600+ LLMs and 300+ multimodal models for pre-training, fine-tuning, alignment, quantization, inference, evaluation, and deployment.

Evaluates AI agents through independent audits combining dozens of checks across five pillars, quickly scoring whether an agent behaves as intended for human or automated review.

HTTP, HTTP2, HTTPS, Websocket debugging proxy

A media library manager for obsessive music collectors that auto-tags, catalogs, and organizes your collection with powerful plugins.

Proxy server to bypass Cloudflare protection

AI-native slide generation app built on Nano Banana Pro, letting presenters create decks from a single prompt with templates, conversational editing, and editable PPT export.

Terminal-based AI coding engine for developers handling complex tasks, planning and executing large multi-file changes with very large context windows and automated debugging support.

Gateway bridging local AI coding assistants such as Claude Code, Cursor, and Codex to messaging platforms including Feishu, Slack, Telegram, and Discord without requiring public IP.

Dear PyGui: A fast and powerful Graphical User Interface Toolkit for Python with minimal dependencies

BillionMail gives you open-source MailServer, NewsLetter, Email Marketing - fully self-hosted, dev-friendly, and free from monthly fees. Join the discord: https://discord.gg/asfXzBUhZr

Official AI skills that teach coding assistants correct GSAP usage, covering timelines, best practices, common animation patterns, and plugin integration for frontend developers.

:mag: Quick file search & app launcher for Windows with community-made plugins

[Repomix](https://repomix.com/) - Pack your codebase into AI-friendly formats. [#opensource](https://github.com/yamadashy/repomix)

Lightweight LLM inference engine implemented from scratch in about 1200 lines of Python, compatible with vLLM interfaces and offering prefix caching, tensor parallelism, and fast offline inference.

A web client for its own Xray-based core with global transparent proxy on Linux, Windows and macOS.

A framework for managing and maintaining multi-language pre-commit hooks.

A desktop app for inspecting your React JS and React Native projects. macOS, Linux, and Windows.

Cloudflare Workers and Pages proxy terminal supporting VLESS, Trojan and xhttp with subscription generation, graphical KV configuration, latency testing, and multi-client support.

LLM-powered automated penetration testing agent supporting CTF solving and real-world engagements with multi-stage autonomous execution, session persistence, and multi-model backends for security professionals.

ChatGLM2-6B: An Open Bilingual Chat LLM | 开源双语对话语言模型

Generate massive amounts of fake data in the browser and node.js

Secure, fast, and scalable isolated code execution sandbox runtime for AI agents, supporting multi-language SDKs and container orchestration as a general sandbox platform.

Obsidian plugin for knowledge workers that embeds Claude Code and similar coding agents as in-vault collaborators, bringing AI assistance directly into note-taking and organization workflows.

Ultra-lightweight open-source text-to-speech model library under 25MB that runs on CPU, offering multiple voices and speed control for developers and applications.

🍃 Organic Maps is a free Android & iOS offline maps app for more than 6M travelers, tourists, hikers, and cyclists. It uses crowd-sourced OpenStreetMap data and is developed with love by the community. No ads, no tracking, no data collection, no crapware. Please donate to support the development!

Open-source ETL library for LLM applications that ingests and preprocesses documents, offering partitioning, cleaning, chunking, and embedding for multi-format RAG pipelines.

An AI-powered short-drama studio that automates the whole pipeline from one sentence to script, characters, storyboards, and final video.

unclutter your .profile

Open-source face recognition library based on deep neural networks, providing researchers with tools for model training, facial feature representation, and face verification.

Practical data engineering guidebook for learners, systematically covering core skills and cloud practices while curating case studies, datasets, interview questions, and recommended courses.

Xournal++ is a handwriting notetaking software with PDF annotation support. Written in C++ with GTK3, supporting Linux (e.g. Ubuntu, Debian, Arch, SUSE), macOS and Windows 10. Supports pen input from devices such as Wacom Tablets.

Mail-in-a-Box helps individuals take back control of their email by defining a one-click, easy-to-deploy SMTP+everything else server: a mail server in a box.

Portable C tensor library for machine learning providing efficient computation and quantization kernels used as a foundation for on-device and cross-platform model runtimes.

Curated list collecting open-source video games and open-source remakes of commercial titles. Organized by genre with links to official sites and source repositories for players and contributors.

A multi-platform library for OpenGL, OpenGL ES, Vulkan, window and input

🚀 A robust, performance-focused, and full-featured Redis client for Node.js.

Zero-dependency universal JavaScript library for RFC-compliant UUID generation and parsing, supporting developers with multiple UUID versions across all Node and browsers.

Decentralized federated video-sharing platform serving as a YouTube alternative, supporting peer-to-peer playback, live streaming, and interconnected instances for viewers and hosts.

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