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

  • Gemini 3 and 200+ AI Models on One Platform Icon
    Gemini 3 and 200+ AI Models on One Platform

    Access Google's best plus Claude, Llama, and Gemma. Fine-tune and deploy from one console.

    Build generative AI apps with Vertex AI. Switch between models without switching platforms.
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  • Custom VMs From 1 to 96 vCPUs With 99.95% Uptime Icon
    Custom VMs From 1 to 96 vCPUs With 99.95% Uptime

    General-purpose, compute-optimized, or GPU/TPU-accelerated. Built to your exact specs.

    Live migration and automatic failover keep workloads online through maintenance. One free e2-micro VM every month.
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  • 1
    OWASP Mantra - Security Framework

    OWASP Mantra - Security Framework

    Free and Open Source Browser based Security Framework

    OWASP Mantra - Free and Open Source Browser based Security Framework, is a collection of free and open source tools integrated into a web browser, which can become handy for penetration testers, web application developers, security professionals etc.
    Downloads: 34 This Week
    Last Update:
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  • 2
    zBrowser NightSky

    zBrowser NightSky

    zBrowser-NightSky is a fast browser imagined to you

    Zeromus Web Browser (called zBrowser) is a simple browser whose feature list includes things like "History", "Bookmarks" and "zLink", that is a page to see the most visited hosts. It is small, less then 10,000 lines of code and very fast. The 1.0.0 update of NightSky includes a new homepage, a new zLink page, new keyboard shortcuts, a streamlined interface, and a major modification of the search engines. The 1.1.0 update included the removal of the editor page and activation of AdBlock. Note: zBrowser is a fork of Arora and NightSky is a alternative version with a new interface thinked to you.
    Downloads: 14 This Week
    Last Update:
    See Project
  • 3
    KCFinder
    KCFinder is an alternative to the CKFinder web file manager. It can be integrated into FCKeditor, CKEditor, and TinyMCE WYSIWYG web editors to upload and manage images, flash movies, and other files that can be embedded in generated HTML content.
    Downloads: 5 This Week
    Last Update:
    See Project
  • 4
    XForms to XHTML+Javascript (AJAX) conversion based on a unique XSL transformation. Suitable server-side (PHP) or client-side (Internet Explorer, Mozilla FireFox, Opera, Safari) browser treatement where an XSLT 1.0 engine is available
    Downloads: 5 This Week
    Last Update:
    See Project
  • Powerful App Monitoring Without Surprise Bills Icon
    Powerful App Monitoring Without Surprise Bills

    AppSignal starts at $23/month with all features included. No overages, no hidden fees. 30-day free trial.

    Tired of monitoring tools that punish you for scaling? AppSignal offers transparent, predictable pricing with every feature unlocked on every plan. Track errors, monitor performance, detect anomalies, and manage logs across Ruby, Python, Node.js, and more. Trusted by developers since 2012 with free dev-to-dev support. No credit card required to start your 30-day trial.
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  • 5
    Zeromus Browser

    Zeromus Browser

    Zeromus Browser is free, simple and lightweight.

    Zeromus Browser is a simple browser whose feature list includes things like "History", "Bookmarks" and "zLink", that is a page to see the most visited hosts. It is small, less then 10,000 lines of code and very fast. The SpringSun 2.0.0 update includes a new homepage, a new zLink page, new keyboard shortcuts, a new button to the download manager, a streamlined interface, and a major modification of the search engines. The SpringSun 2.1.0 update use Qt 4.8.3 for more stability. The 4.2 update include a better interface, a new logo, and a new homepage. Then, the 4.3 update include an other new logo because we search what's Zeromus identity. ;-) Note: Zeromus Browser is a fork of Arora.
    Downloads: 9 This Week
    Last Update:
    See Project
  • 6
    LeechCraft
    LeechCraft is a cross-platform modular "internet-client" application. It has plugins that allow one to browse the web, chat via instant messaging (like Jabber or IRC), read RSS/Atom feeds, download files via BitTorrent, Direct Connect and other protocols, play media files and much more.
    Downloads: 2 This Week
    Last Update:
    See Project
  • 7
    BlueLightCat

    BlueLightCat

    A web browser free, simple and clear.

    BlueLightCat is a simple browser whose feature list includes things like "History", "Bookmarks" and "QuickView", that is a page to see the most visited hosts. It is small, less then 10,000 lines of code and very fast. Note: BlueLightCat is a fork of Zeromus Browser.
    Downloads: 6 This Week
    Last Update:
    See Project
  • 8
    Firefox Extension for the MMOG Travian to show additional informations and easyer navigation.
    Downloads: 1 This Week
    Last Update:
    See Project
  • 9
    BlogMatrix Jäger is an extensible, one-panel weblog and rss aggregator and podcasting client. The project uses wxPython and runs on both Windows and Macintosh as normal application. This code also includes the "Universal Search Parser"
    Downloads: 2 This Week
    Last Update:
    See Project
  • MongoDB Atlas runs apps anywhere Icon
    MongoDB Atlas runs apps anywhere

    Deploy in 115+ regions with the modern database for every enterprise.

    MongoDB Atlas gives you the freedom to build and run modern applications anywhere—across AWS, Azure, and Google Cloud. With global availability in over 115 regions, Atlas lets you deploy close to your users, meet compliance needs, and scale with confidence across any geography.
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  • 10
    OmniPull

    OmniPull

    Just pull anything

    OmniPull is a powerful, cross-platform download manager built with Python and PySide6. It provides a modern, intuitive interface for managing downloads with advanced features like multi-threading, queue management, and media extraction.
    Downloads: 2 This Week
    Last Update:
    See Project
  • 11
    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: 1 This Week
    Last Update:
    See Project
  • 12
    CatBlock

    CatBlock

    The continued maintenance of Michael Gundlach's CatBlock

    After the creator of AdBlock, Michael Gundlach, retired official support of the CatBlock project, and made it Open-Source under the GNU GPLv3, two people decided to continue maintenance, albeit unofficially. This is that project.
    Downloads: 1 This Week
    Last Update:
    See Project
  • 13
    Fireprint - Web to Print

    Fireprint - Web to Print

    Fast Cloud Print Service with add-on of your modern browser

    ------ Update 12/08/2021 - Google Cloud Print Service has been deprecated ------ Print your web page using Google Cloud Print Service wherever you want - https://www.google.com/cloudprint/learn/?hl=en Chrome extension: http://bit.ly/1Wct1rL (not available for now) Opera add-on: http://bit.ly/1Mg5WJK Firefox add-on: http://mzl.la/1OXGxex ==Installation== 1. Download add-on directly from browser gallery 2. Click on icon of add-on in browser toolbar to sending and printing using Google Cloud Print
    Downloads: 1 This Week
    Last Update:
    See Project
  • 14
    Internote provides persistent sticky notes for Mozilla's Firefox web browser. Notes are extremely customizable, and are saved between sessions, reappearing on the page they were created on.
    Downloads: 1 This Week
    Last Update:
    See Project
  • 15
    The objective of the OpenBerg Project is to develop Open-Source, Open-Standards-based, Multi-Platform tools for eBook authors, editors and users. We are currently working on OpenBerg Lector, an e-Book reader, and OpenBerg Rector, an e-Book compiler.
    Downloads: 1 This Week
    Last Update:
    See Project
  • 16
    Treebolic is a Java suite (including library) whose purpose is to give a hyperbolic rendering of hierarchical data. A tree is rendered with nodes and edges but display space is subject to a particular curvature (hence the name).
    Downloads: 1 This Week
    Last Update:
    See Project
  • 17
    BookmarkExt is a bookmark manager with advanded features for the Firefox browser, featuring in-line editing, integration to Sidebar, XBEL export and import, tags attached to each bookmark, folder-classification using tags, integration with del.icio.us...
    Downloads: 0 This Week
    Last Update:
    See Project
  • 18
    Addons for any applications supporting the extension mechanism introduced by Mozilla products: Firefox, Thunderbird, Komodo, NVU, Mozilla Suite
    Downloads: 0 This Week
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  • 19
    Dooble Web Browser
    Please download from https://github.com/textbrowser/dooble/releases.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 20
    Fire Detector

    Fire Detector

    Detect web framework and javascript libraries run on browsing website

    When you surf the internet with Fire Detector, You can also find more unknown frameworks and libraries. It is based on [LibrarySniffer](https://github.com/justjavac/ChromeSnifferPlus/). I've replaced some deprecated javascript interfaces with asynchronous ones adopted by Firefox for its add-ons --- ### Limitations - WebExtension only works on sites that allow content scripts. With this WebExtension, You can detect:
    Downloads: 0 This Week
    Last Update:
    See Project
  • 21
    Downloads: 0 This Week
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  • 22
    Downloads: 0 This Week
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  • 23
    Footsteps

    Footsteps

    Footsteps montre en temps réel qui collecte vos données sur internet

    INSTALLATION Pour installer l'extension Chrome, extrayez l'archive où vous le souhaitez sur votre ordinateur, puis suivez l'étape 2 de ce guide: https://support.google.com/chrome/a/answer/2714278?hl=fr
    Downloads: 0 This Week
    Last Update:
    See Project
  • 24
    This is an extension for Firefox. You can launch streaming videos from a xul page loaded in firefox. Just select the date and click on one of the available link (editable in a xml file) to see the video in your prefered video player.
    Downloads: 0 This Week
    Last Update:
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  • 25
    Frijole is a distributed, Java-based application architecture built around the Frijoje web browser. Rather than having a defined state, Frijole's rich, interactive user interface renders itself according to embedded Beanshell scripts in HTML pages.
    Downloads: 0 This Week
    Last Update:
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