Top 12 Open-Source Alternatives to Violentmonkey

Violentmonkey

Violentmonkey is a userscript manager to support running userscripts in web pages.

As Violentmonkey is an open source project, you can find more open source alternatives and stats on LibHunt.

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Pricing:

Open Source

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Product categories

A/B Testing Browser Extension Browsing Experience CSS Framework Communication Configuration Management Dark Mode Design Tools Developer Tools Development Tools Monitoring Tools Tool

Summary

The top open-source alternatives to Violentmonkey are Greasemonkey, Stylus - User Styles Manager, and Dark Reader. One of the criteria for ordering this list is the number of mentions that products have on reliable external sources. You can suggest additional sources through the form here.

Greasemonkey Landing Page
1

Greasemonkey

Customize the way a web page displays or behaves, by using small bits of JavaScript.
Pricing:
- Open Source
#Browser Extension #Dark Mode #Developer Tools 1 social mentions
Stylus - User Styles Manager Landing Page
2

Stylus - User Styles Manager

Stylus is a userstyles editor and manager based on the source code of Stylish version 1.5.2.
Pricing:
- Open Source
#Monitoring Tools #Browser Extension #Dark Mode 48 social mentions
Dark Reader Landing Page
3

Dark Reader

Reduce eye strain in your browser with this extension that provides a dark theme for browsing.
Pricing:
- Open Source
#Browser Extension #Dark Mode #Browsing Experience 191 social mentions
Stylebot Landing Page
4

Stylebot

Change the appearance of websites instantly. Preview and install styles created by other users on stylebot.me
Pricing:
- Open Source
#Monitoring Tools #Browser Extension #Dark Mode 14 social mentions
Stylus Landing Page
5

Stylus

EXPRESSIVE, DYNAMIC, ROBUST CSS
Pricing:
- Open Source
#Browser Extension #Dark Mode #Developer Tools 14 social mentions
User-Agent Switcher and Manager Landing Page
6

User-Agent Switcher and Manager

spoofs browser's User-Agent string.
Pricing:
- Open Source
#Monitoring Tools #Browser Extension #Dark Mode 3 social mentions
midnight-lizard.org
7

Midnight Lizard

Accessible color schemes for all websites
Pricing:
- Open Source
#Communication #Browser Extension #Dark Mode
React Complex Tree Landing Page
8

RCT

React Complex Tree

Unopinionated accessible tree component with drag and drop
Pricing:
- Open Source
#Productivity #Developer Tools #Design Tools 2 social mentions
Frida Landing Page
9

Frida

Frida is a free open-source dynamic instrumentation toolkit for developers, reverse engineers, and security researchers created and supported by NowSecure researchers.
Pricing:
- Open Source
#Browser Extension #Dark Mode #Developer Tools 5 social mentions
Tailwind CSS Landing Page
10

Tailwind CSS

A utility-first CSS framework for rapidly building custom user interfaces.
Pricing:
- Open Source
#Development Tools #CSS Framework #UI 1017 social mentions
Slack Themes Landing Page
11

ST

Slack Themes

Make your Slack pretty with custom themes
Pricing:
- Open Source
#Email #Email Clients #Developer Tools 1 social mentions
Flagsmith Landing Page
12

Flagsmith

Flagsmith lets you manage feature flags and remote config across web, mobile and server side applications. Deliver true Continuous Integration. Get builds out faster. Control who has access to new features. We're Open Source.
Pricing:
- Open Source
- Freemium
- Free Trial
#A/B Testing #Configuration Management #Developer Tools 13 social mentions