| Name
|
Form
|
Features
|
Compatibility
|
Last Updated
|
| AlchemyPoint
|
Firefox extension with a client-side Proxy Server
|
Allows manipulation of web content, scraping of data from websites, detection/parsing of microformats, etc.
|
|
2007
|
| BFilter
|
Open source, client-side proxy server
|
Allows manipulation of page content
|
Available in many OS flavors
|
2008
|
| Bookmarklets
|
JavaScript
|
Can execute arbitrary JavaScript on any page, but requires a user to click them, rather than running automatically
|
|
Always working
|
| Chickenfoot
|
Firefox extension
|
Enables end-users and hackers to script interactions on the Web
|
Not supported after Firefox V3
|
2009
|
| Firebug
|
Firefox extension for developers
|
Allows arbitrary real time changes to a page's DOM
|
|
2017
|
| Grammarly
|
Browser extension
|
Grammar, plagiarism and spell checker which can retrieve definitions and synonyms for marked words.
|
Firefox, Chrome, Safari, IE10+
|
2017
|
| GrimeApe
|
JavaScript injection proxy
|
Provides the GreaseMonkey API for running userscripts
|
Konqueror and Firefox are supported
|
2009
|
| Greasekit
|
|
Provides userscripting for Safari (WebKit)
|
|
2008
|
| Greasemonkey
|
Firefox extension
|
Alters the output of web content immediately after being displayed
|
Firefox, Flock and Web (formerly Epiphany).
|
2017
|
| iMacros
|
Firefox, Chrome and Internet Explorer extension
|
Allows the user to record and replay "Internet Macros" for web automation, web scraping or web testing.
|
|
2016
|
| Jetpack
|
Firefox extension providing robust API
|
Allows writing Firefox scripts (jetpacks) using JavaScript, jQuery and Firebug
|
|
2014
|
| Kango Framework
|
Cross-browser extension framework
|
Allows creating extensions for 5 popular browsers using JavaScript only
|
Firefox, Chrome, Internet Explorer, Opera, Safari
|
2016
|
| Lubemonkey
|
Firefox extension
|
Fork of Greasemonkey that stores persistent data in SQLite databases for efficiency.
|
|
2012
|
| MouseHole
|
Ruby-based client-side proxy server
|
Allows manipulation of page content
|
|
2009
|
| Muffin
|
Java open-source stand alone proxy server
|
Allows manipulation of page content (usually client-side, but sports a web interface in addition to a Swing GUI for configuration)
|
|
2013
|
| NinjaKit
|
Browser extension
|
Allows manipulation of webpage content via Greasemonkey scripts
|
Chrome, Safari
|
2012
|
| Platypus
|
Firefox extension
|
Interactive modification of content from the browser, and optionally save the transformations as a Greasemonkey script for future use
|
|
2014
|
| Privoxy
|
Open source, client-side proxy server
|
Allows manipulation of page content
|
Available in many OS flavors
|
2016
|
| Proximodo
|
Open source, client-side proxy server
|
Inspired by and interoperable with Proxomitron. Allows page content manipulation
|
|
2005
|
| Proxomitron
|
Proxy-level language
|
Available since late 1990s, predates JavaScript active browsing and provides a similar function for all browsers using a regular expression-like matching language
|
|
2003
|
| Reflect
|
Sends document to remote server for tagging
|
Tags the names of chemicals, genes, and proteins; clicking on a tag opens summary popups.
|
Supported on Firefox and IE
|
2010
|
| Scone
|
Open source stand alone proxy server (client and server side)
|
Allows manipulation of transferred web resources. It also provides personal web crawler, user action logging, and an mysql persistence component.
|
|
2009
|
| Stylish
|
Firefox extension using Cascading Style Sheets
|
Client-side manipulation of webpage content
|
|
2017
|
| Stylus
|
Firefox extension using Cascading Style Sheets
|
Client-side manipulation of webpage content
|
Chrome, Firefox, Opera
|
2017
|
| Tampermonkey
|
Browser extension
|
Allows manipulation of webpage content via Greasemonkey scripts
|
Chrome, Microsoft Edge, Firefox (Desktop and Android), Safari, Opera Next, Vivaldi
|
2017
|
| TOMODO
|
Crowd source augmented browsing. Server Side.
|
Allows real time modification of web resources. No installation required.
|
Supports all platforms and browsers.
|
2013
|
| Violentmonkey
|
Browser extension
|
Allows manipulation of webpage content via Greasemonkey scripts
|
Firefox, Chrome, Opera, Vivaldi, Maxthon
|
2017
|
