Open Source Mac Browser Extensions and Plugins

Browse free open source Browser Extensions and Plugins and projects for Mac below. Use the toggles on the left to filter open source Browser Extensions and Plugins by OS, license, language, programming language, and project status.

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  • 1
    XML Viewer Plus

    XML Viewer Plus

    A powerful XML Viewer - add-on for browser Firefox

    A powerful XML Viewer, supports text/regex and jQuery/CSS, XPath selectors ==== Release 1.2.6 - 17.06.2019 - Added utf-8 encode for xml viewer ==== Get your XML Editor and Validator on Play Store > https://play.google.com/store/apps/details?id=com.ulm.xmleditor ==== ## Libraries and techs used 1. `Vue` 2. `Vuex` 3. `lodash/debounce` 4. `jQuery` 5. `document.querySelectorAll` 6. `document.evaluate` for `XPath` 7. `bestzip` for packaging ### Limitations - WebExtension only works on sites that allow content scripts.
    Downloads: 16 This Week
    Last Update:
    See Project
  • 2
    bee-host

    bee-host

    Firefox/Chrome proxy app for an external editor

    A native messaging host application for Browser's Exernal Editor extension (https://github.com/rosmanov/chrome-bee)
    Downloads: 22 This Week
    Last Update:
    See Project
  • 3
    MeanOS

    MeanOS

    The smallest and the most powerful operating system.

    The first decentralized, artificially intelligent, MEAN.js stack, operating system. Mean OS is the only operating system hosted anonymous using a P2P network and a suite of non-standard in-browser delivery mechanisms. Mean OS is specifically designed to support both Brave and Tor but is compatible with all other major browsers. Mean OS is Proud to be a BRAVE and TOR supporter, be free!!
    Downloads: 4 This Week
    Last Update:
    See Project
  • 4
    FireTeX: LaTeX Editor and Compiler

    FireTeX: LaTeX Editor and Compiler

    Edit Your files LaTeX and tex

    FireTeX, web based LaTeX editor complete, is a powerful, intuitive and stocked with useful functions for exporting the results in three useful formats. An editor with LaTeX compiler, highlight code, advanced search / replace and filesystem API HTML5. ======== Android app available on Play Store > https://play.google.com/store/apps/details?id=com.ulmdesign.ulmtex ======== Update 30.06.2017 Windows 7 and later and macOS 10.9 and later are supported. == Browser Extensions == Add-on Opera: http://bit.ly/1o5CJ0d Chrome extension: http://bit.ly/2f7kZzJ == Installation == Download and open zip archive in your macOS. Then extract file and move Firetex.app in your Applications folder of your Mac. Finally open application with double click to start to work
    Downloads: 2 This Week
    Last Update:
    See Project
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  • 5
    pinvault-pro-extension

    pinvault-pro-extension

    AI-powered browser extension for bulk downloading Pinterest images wit

    PinVault Pro is a professional-grade browser extension that revolutionizes Pinterest image downloading with AI-powered technology. The extension provides intelligent bulk selection, auto-scroll functionality, and maintains HD quality downloads while respecting Pinterest's terms of service. 🎯 Core Features: • Visual checkbox overlays on Pinterest images for intuitive selection • AI-powered auto-scroll with smart content detection • Bulk download capabilities with real-time progress tracking • HD quality preservation in original resolution • Modern glassmorphism interface design • Privacy-focused architecture with no external servers • Cross-browser compatibility (Firefox, Chrome, Edge, Opera) • Real-time synchronization between popup and sidebar interfaces 🌍 Universal Browser Support: • Firefox: Official Mozilla Add-ons Store approval (61.4 KB package) • Chrome/Edge: Manifest V3 compatible (60.0 KB package) • Opera: Manifest V3 compatible (60.3 KB package)
    Downloads: 1 This Week
    Last Update:
    See Project
  • 6
    A11yWidget

    A11yWidget

    Accessibility Toolbox

    ## Accessibility Widget - v0.3 It is a simple accessibility add-on for browser Firefox without dependencies that allows users with disabilities easy and convenient way to browse most websites ### Supported Languages English by default, Hebrew and Russian. These languages ​​are auto-detected by the browser ### Future implementations - Option page to set position of widget and I hope many other interesting components...
    Downloads: 1 This Week
    Last Update:
    See Project
  • 7
    Downloads: 1 This Week
    Last Update:
    See Project
  • 8
    CSS Injector

    CSS Injector

    Rapidly edit custom style of webpage

    ## CSS Injector is a browser extension for web designer to easily inject any CSS code into any webpage or website. ## Use it to tweak and fix website CSS #### It automatically saves your CSS code with local storage APIs ### Limitations - WebExtension only works on sites that allow content scripts.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 9
    Fire Auto Reloader

    Fire Auto Reloader

    It reloads the current tab at a chosen interval

    Firefox Add-on, in vanilla javascript, to reload the current tab at a chosen interval.
    Downloads: 0 This Week
    Last Update:
    See Project
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  • 10
    Fire Find - WebExtension

    Fire Find - WebExtension

    Add-on Firefox: find words in web pages

    A light and useful Firefox extension that activates, in seconds, the search window of the words on the web pages. == Installation == Get it - https://addons.mozilla.org/en-US/firefox/addon/fire-find/ To run and build browser extension from cmd or terminal type: - npm install --global web-ext - cd my/path/folder/fire-find - web-ext run - web-ext build
    Downloads: 0 This Week
    Last Update:
    See Project
  • 11
    Fire Page Editing

    Fire Page Editing

    Rapid Page Manipulator

    Inject HTML, CSS or JavaScript into any web-page. The changes you make are applied everytime you visit the specified website(s). **How to use?** - Simple, First open the extension. - Choose 'JavaScript', 'CSS' or 'HTML'. - Create a new file by pressing 'new'. - Write your own code. - Press the 'Manipulate' button to test your code. - To make sure your code is run every time you visit a specific website do the following: - Put the URLs of the websites in the 'active websites' textarea. - Check the 'active' checkbox. - Reload the page to make sure it works.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 12
    Instant Ad-Close Add-on

    Instant Ad-Close Add-on

    Simple interface for advertising blocking via the webRequest APIs

    Simple but powerful ad-blocking extension for your Browser; the main goals are simplicity of implementation and performance. --- Release 0.6.0 - Added some useful scripts on the web page to improve the security of links and forms --- Once installed, an icon should appear in your toolbar. Red means blocking is enabled, dark grey means disabled; click the icon to toggle. Preferences to customize the URI filters it uses. Details ------- This extension can only block external requests (images, Flash, XHR) via the URL patterns that you can set in the extension's preferences. It won't remove ad content that is part of the actual text of the HTML page. Through the extension options settings you also can hide private addresses from WebRTC/ICE/STUN. ========= To run and build browser extension from cmd or terminal type: - npm install --global web-ext - cd my/path/folder/InstantAd-Close - web-ext run to debug - web-ext build to make add-on
    Downloads: 0 This Week
    Last Update:
    See Project
  • 13
    LibJS Detector

    LibJS Detector

    Detects the Javascript libraries running on webpage

    Detects the JavaScript libraries running on a page and displays their icons in the address bar. LibJS Detector Firefox WebExtension discovers which JavaScript libraries are being utilized on webpages that you visit and displays their icons on the Firefox Menu. Currently supports: Release 1.1.1 - Updated detection logic for Nuxt
    Downloads: 0 This Week
    Last Update:
    See Project
  • 14
    Outline Sidebar

    Outline Sidebar

    Creates table of contents in the sidebar

    Outline is a Firefox WebExtension that outlines the page. To install add-on follow this link - https://mzl.la/2RSwScT Also is available as Cloudflare App - https://www.cloudflare.com/apps/outline-tool It generates a table of contents by extracting all the headings in the page. Automatically creates table of contents in the sidebar that can be clicked through, for easy document navigation. How to use ---- 1. Click the Outline button beside your address bar to activate it. You will see a box coming from left with the outline in it. 2. Click on any of the headings in the outline to jump to the corresponding section on the page. 3. Click the cross button on the bottom left to close the outline. ### Limitations - WebExtension only works on sites that allow content scripts.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 15
    PDF API HTML5 Web Apps

    PDF API HTML5 Web Apps

    Mini SDK JavaScript API library PDF web apps

    A condensed library designed to web modern applications, to quickly export your content html to pdf thanks the famous library in javascript: jsPDF. And a special thanks to the project canvg and html2canvas. Project documentation: http://ulmdevice.altervista.org/pdfapihtml5/#documentation ========== Also available service for Angular 7+: http://ulmdevice.altervista.org/pdfjsapi/ Mobile Applications: http://bit.ly/1MrlgKk Opera add-on: http://bit.ly/1kkMhTa
    Downloads: 0 This Week
    Last Update:
    See Project
  • 16
    Privacy Cleaner

    Privacy Cleaner

    Quickly clear your cache with this browser extension

    You can customize what and how much of your data you want to clear on the options page, including:
    Downloads: 0 This Week
    Last Update:
    See Project
  • 17
    RESTBolt

    RESTBolt

    Browser WebExtension to work on http(s) requests

    ## Inspired by POSTMAN browser extension Add-on is based on [RESTMan](https://github.com/jsargiot/restman) Opera extension --- #### Note - Use a simple HTTP Request & Response Service to test WebExtension
    Downloads: 0 This Week
    Last Update:
    See Project
  • 18
    Relative XPath Assistant

    Relative XPath Assistant

    Just right click on the html elements to compare them

    This WebExtension will give you the relative XPath expression of two web elements Release 1.4.2 (04/08/2022) - Adding control key functionality Add-on is based on relative-xpath-helper open-source project on github [https://github.com/syamsasi99/relative-xpath-helper] ### Details - Compared to the original version, some incompatibilities of the scripts with the Firefox browser have been improved and fixed - No data is sent to any server and not get from any server ### Limitations - WebExtension only works on sites that allow content scripts. - Add-on does not search through view-source code of webpage.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 19
    Adds the ability to navigate within and between pages to the standard WIkipedia interface. The project won Best-in-contest for the AVIOS Speech Application contest in 2010.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 20
    MobiDevTools

    MobiDevTools

    A mobile devtools for debugging web sites and web apps

    This add-on provides an intuitive and visually appealing panel interface embedded directly inside your Firefox browser. Whether you develop for mobile or desktop web, gain instant access to critical page data and performance metrics — all without leaving the browser or resorting to external tools. »`Click the WebExtension's icon in the toolbar or menu to open the overlay.`
    Downloads: 6 This Week
    Last Update:
    See Project
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