Open source. Open possibilities.

UPORTAL is an open-source self-hosted platform for email tracking, link tracking, and controlled publication management, featuring a Thunderbird add-on, hosted Markdown pages, file download tracking, and unified analytics.

A curated collection of pre-trained, state-of-the-art machine learning models in the ONNX format, spanning computer vision, NLP, generative AI, and graph machine learning. The repository is being deprecated with models migrating to Hugging Face.

Lux is a fast and simple video downloader CLI tool written in Go. It supports downloading videos, playlists, images, and audio from various sites like YouTube, Bilibili, and Instagram.

A cross-platform WeChat article batch downloader for Windows/macOS, supporting comments, collections, media, multiple export formats, MCP/Skill integration, and no-certificate fetching.

Motrix is a clean, full-featured download manager for HTTP, FTP, BitTorrent, and magnet links, available as a desktop app or headless Docker server with a web UI.

aria2 is a lightweight, cross-platform command-line download utility supporting HTTP(S), FTP, SFTP, BitTorrent and Metalink, with segmented downloads, checksum verification and RPC interfaces.

A Bilibili subtitle extraction tool that supports downloading existing subtitles or using AI speech-to-text for videos without them. It outputs SRT/TXT/JSON formats and is implemented using the Python standard library.

File Centipede is an all-in-one internet file upload/download manager, BitTorrent client, WebDAV client, FTP client, and SSH client. It supports multiple protocols and includes auxiliary tools like HTTP requester, file merge, and encoders.

Cross-platform GUI app to download YouTube videos, playlists, and channels by URL or search, with quality/format selection and automatic subtitle, audio, and tag embedding.