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Top 23 JavaScript userscript Projects
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undiscord
Undiscord - Delete all messages in a Discord server / channel or DM (Easy and fast) Bulk delete
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CodeRabbit
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h5player
This software supports all audio and video websites, such as TikTok, YouTube, Bilibili, TED, Instagram, Twitter, etc. Features include: variable playback speed, screen capture, video download, custom settings, and extensions, etc., providing you with a pleasant online audio and video playback experience.
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Simple-YouTube-Age-Restriction-Bypass
A simple browser extension to bypass YouTube's age verification, disable content warnings and watch age restricted videos without having to sign in!
Project mention: Show HN: Paste2Download – No Login, No Ads, Download Videos Watermark Free | news.ycombinator.com | 2024-06-16use https://github.com/zerodytrash/Simple-YouTube-Age-Restrictio...
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control-panel-for-twitter
Browser extension which gives you more control over your Twitter timeline and adds missing features and UI improvements - available for desktop and mobile browsers
Project mention: How hucksters are manipulating Google to promote shady Chrome extensions | news.ycombinator.com | 2025-01-12They stopped emailing me eventually when I started responding with silly replies, these are some of the emails I got about Control Panel for Twitter (~220,000 users on Chrome):
https://github.com/insin/control-panel-for-twitter/issues/38...
Some of the shadiest ones work in the open:
https://palant.info/2024/10/01/lies-damned-lies-and-impact-h...
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Original introduction «Improve YouTube!» /ImprovedTube/ is a strong & lightweight extension! - 80 features / the only one of a kind! Since 2012 we have gradually been adding lightweight features, while keeping up with Youtube changes. (throughout the years we witnessed the birth & fall of other promising & open YouTube Extensions 1, 2, ... ) Today adding features can be easier & so motivating as there are 500 000 users. [👪Join us].
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Nutrient
Nutrient - The #1 PDF SDK Library. Bad PDFs = bad UX. Slow load times, broken annotations, clunky UX frustrates users. Nutrient’s PDF SDKs gives seamless document experiences, fast rendering, annotations, real-time collaboration, 100+ features. Used by 10K+ devs, serving ~half a billion users worldwide. Explore the SDK for free.
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SearchJumper
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).
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Tape-Operator
Скрипт, превращающий IMDB, TMDB, Kinopoisk и Letterboxd в бесплатные онлайн - кинотеатры! 🎥
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ChatGPT-DeMod
Tampermonkey/Greasemonkey script that hides the moderation results when communicating with ChatGPT.
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IMDb-Scout-Mod
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
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uc.css.js
A dark indigo CSS theme for Firefox and a large collection of privileged scripts to add new buttons, menus, behaviors and other opinionated features. The theme is similar to other userChrome stylesheets, but it's intended for use with an autoconfig loader like fx-autoconfig, since it uses JavaScript to implement its more functional features.
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HandyImage
browser userscript (extension) which Shows just fullsize Image with hotkeys & without pop-ups on many image-hosting sites
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Extension
Browser extension to boost volume, change user agent, enable right click, copy & select, disable WebRTC, and save image as type (JPG, PNG & WebP). (by BrowserBoost)
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SaaSHub
SaaSHub - Software Alternatives and Reviews. SaaSHub helps you find the best software and product alternatives
JavaScript userscript discussion
JavaScript userscript related posts
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Show HN: Paste2Download – No Login, No Ads, Download Videos Watermark Free
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Ask HN: How do you use userscripts?
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Expand Everything, a userscript that clicks the 'show more' buttons
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Extension for zooming images on Twitter
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better-edpuzzle-userscript VS edpuzzle-answers - a user suggested alternative
2 projects | 17 Oct 2023 -
Privacy Redirector - Redirect social media platforms to their privacy respecting frontends
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Privacy Redirector - Redirect social media platforms to their privacy respecting frontends
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A note from our sponsor - CodeRabbit
coderabbit.ai | 16 Feb 2025
Index
What are some of the best open-source userscript projects in JavaScript? This list will help you:
# | Project | Stars |
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1 | undiscord | 5,588 |
2 | pangu.js | 4,434 |
3 | h5player | 3,185 |
4 | Simple-YouTube-Age-Restriction-Bypass | 2,279 |
5 | control-panel-for-twitter | 2,052 |
6 | GitHub-userscripts | 1,844 |
7 | Iridium | 1,333 |
8 | maxurl | 1,182 |
9 | Stay | 1,144 |
10 | firefox-scripts | 1,148 |
11 | SearchJumper | 852 |
12 | katakana-terminator | 766 |
13 | GoodTwitter2 | 497 |
14 | Tape-Operator | 456 |
15 | ChatGPT-DeMod | 431 |
16 | IMDb-Scout-Mod | 420 |
17 | uc.css.js | 355 |
18 | Google-Photos-Toolkit | 301 |
19 | HandyImage | 279 |
20 | Extension | 241 |
21 | psdle | 198 |
22 | ChatGPT Auto Refresh | 195 |
23 | userscript-clean-twitter | 178 |