Userscript GitHub Repositories (2026) · Open Source Tools

Safari-friendly Bilibili CDN accelerator for smoother overseas playback.

Yet another awesome browser extension for switching search engines, search everything (selection text / image / link / find in page) on any engine with a simple right click or a variety of menus and shortcuts. Build with React & Material-UI. (WIP).

Finds larger/original versions of images and videos

Clean up Facebook feeds by hiding sponsored, suggestions and other posts.

Common userscript for chzzk.naver.com

Improves Tab Folders & Groups for Zen Browser

Free, open-source Safari ad blocker for macOS, iOS, iPadOS and visionOS. Up to 750,000 rules, custom filter lists, userscripts and userstyles. No subscription.

An open-source userscript manager for Safari

This userscript for YouTube offers 250+ layout changes and features such as tab view, speed control, miniplayer support, export transcripts, square design, auto-theater mode, and much more—all easily customizable via settings panels.

Browser extension which gives you more control over your Twitter timeline and adds missing features and UI improvements - for desktop and mobile

🏝️ A CLI Tool to Automate Your Everyday Web Browser.

Backchannel brings the internet's conversations into whatever you're reading. It blends Hacker News, Bluesky, Reddit, and more into a single discussion thread beside any page, then brings those sources together into a blended front page when you're ready to find something new.

Simple download of photos, videos, stories, reels, or profile pictures from Instagram.

Advanced Chess Assistance System for Chess.com, Lichess.org, Pychess.org and more. Hassle-free 1-click install, no downloading. All devices and browsers supported.

A video downloader for various adult websites

template to build userscript with webpack

(Now LLM-authored) Userscript to click "show more" links to expand all the text on a page, without slowing things down too much

Auto search for movie/series on torrent, usenet, ddl, subtitles, streaming, predb and other sites. Adds links to IMDb pages from hundreds various sites. Adds movies/series to Radarr/Sonarr. Adds external ratings from Metacritic, Rotten Tomatoes, Letterboxd, Douban, Allocine. Media Server indicators for Plex, Jellyfin, Emby. Dark theme/style for Reference View. Adds/Removes to/from Trakt's watchlist. Removes ads