Violentmonkey
Violentmonkey is a userscript manager to support running userscripts in web pages.
Some of the top features or benefits of Violentmonkey are: Free and Open Source, Active Development, Cross-Browser Support, User Script Manager, and Easy Backup and Sync. You can visit the info page to learn more.
Violentmonkey Alternatives & Competitors
The best Violentmonkey alternatives based on verified products, community votes, reviews and other factors.
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Open-Source Alternatives.
EU Alternatives.
Latest update:
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/greasemonkey-alternativesCustomize the way a web page displays or behaves, by using small bits of JavaScript.
Key Greasemonkey features:
Customization User Community Open Source Cross-Platform Compatibility
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/tampermonkey-alternativesGreasemonkey compatible script manager.
Key Tampermonkey features:
User-Friendly Interface Cross-Browser Support Sync Capabilities Wide Range of Scripts
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Try for freeShared cloud environments for AI coding agents. Run Claude Code, Cursor CLI, Codex, and Gemini CLI from any device, API, or automation tool.
Key CloudCLI features:
Multi-Agent Support Git Integration Persistent Cloud Sessions Web UI & Mobile App
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/greasy-fork-alternatives
A site for user scripts.
Key Greasy Fork features:
Wide Selection of Scripts Open Source and Community-Driven Ease of Use Free to Use
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/userscripts-alternativesAn open-source userscript editor for Safari.
Key Userscripts features:
Customization Enhanced Productivity Open Source Nature Community Support
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/database-script-tool-alternativesDatabase Script Tool is an all-in-one functional code generator that allows you to generate several types of code, including SQL standard commands, classes, resource files, HTML 5 forms, Data managers, and more to add.
Key Database Script Tool features:
Automation Consistency Efficiency Version Control
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/script-manager-smanager-alternatives
Script Manager – SManager is an Android application that makes it easy for you to execute scripts and executables, file manager, multi-tab browser root explorer, and terminal emulator.
Key Script Manager – SManager features:
User-Friendly Interface Script Organization Automation Capabilities Multi-Platform Support
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/firemonkey-alternativesSuper Lightweight User Script and Style Manager.
Key FireMonkey features:
Customization Integration Resource Efficiency Security
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/makeover-custom-css-alternatives
Scratching my own itch, you probably don’t need this. 2x https://andadinosaur.com/rails/active_storage/blobs/redirect/eyJfcmFpbHMiOnsibWVzc2FnZSI6IkJBaHBBWDQ9IiwiZXhwIjpudWxsLCJwdXIiOiJibG9iX2lkIn1...
Key Makeover - Custom CSS features:
Customization User-Friendly Non-Intrusive Creative Control
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/launchlet-alternativesCustomize the web with JavaScript or CSS.
Key Launchlet features:
Ease of Use Integration Capabilities Scalability Rapid Deployment
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/man-in-the-middle-alternativesModify requests, inject JavaScript and CSS into pages.
Key Man in the Middle features:
Educational Value Network Testing
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/sponsorblock-alternativesSponsorBlock is an open-source crowdsourced browser extension to skip sponsor segments in YouTube videos.
Key SponsorBlock features:
Time-saving Community Driven Customizable Open Source
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/stylus-user-styles-manager-alternativesStylus is a userstyles editor and manager based on the source code of Stylish version 1.5.2.
Key Stylus - User Styles Manager features:
Customization Ease of Use Open Source CSS Preprocessor Support
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/dark-reader-alternativesReduce eye strain in your browser with this extension that provides a dark theme for browsing.
Key Dark Reader features:
Eye Strain Reduction Customizable Settings Improved Battery Life Open Source
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