Alternatives to Google Chrome Developer Tools for all platforms with any license

  • Firebug icon

    Firebug

    Firebug integrates with Firefox to put a wealth of web development tools at your fingertips while you browse. You can edit, debug, and monitor CSS, HTML, and JavaScript live in any web page. Firebug is always just a keystroke away...

    Open Source Mac Windows Linux Firefox

    • Discontinued The Firebug extension isn't being developed or maintained any longer. The team advised to use the built-in https://alternativeto.net/software/firefox-developer-tools/ , which ship with Firebug.next Last version of Firebug, 2.0.18, released October 7, 2016, is still compatible with Firefox, but only if the browser's multi-process architecture is not enabled.
  • repl.it icon

    repl.it

    Online Interpreters in JavaScript. Online coding and REPL. Run and share code. Try QBasic, Forth, Ruby, Python, Lua, Scheme, Emoticon, Brainfuck, LOLCODE, Unlambda, Bloop, JavaScript, Javascript.next, Move, Kaffeine, CoffeeScript, Roy...

    Free Web / Cloud

    No features added Add a feature
  • Plunker icon

    Plunker

    Plunker is an online community for creating, collaborating on and sharing your web development ideas. .

    Open Source Web / Cloud

    No features added Add a feature
  • Coding Ground icon

    Coding Ground

    Compile and Execute your favorite programming languages online, click any of the following to proceed! Web Technologies, Text Formatting, Useful Utilities, Programming Languages. Vim, emacs modes are avaliable.

    Free Web / Cloud

    No features added Add a feature
  • Opera Dragonfly icon

    Opera Dragonfly

    Opera Dragonfly is a feature of Opera web browser: it is a full-featured development and debugging tool integrated into Opera. It supports debugging JavaScript, viewing the DOM, monitoring network traffic, previewing resources...

    Free Mac Windows Linux

    No features added Add a feature
  • HttpFox icon

    HttpFox

    HttpFox monitors and analyzes all incoming and outgoing HTTP traffic between the browser and the web servers. It aims to bring the functionality known from tools like HttpWatch or IEInspector to the Firefox browser. Information...

    Free Mac Windows Linux Firefox

    No features added Add a feature
  • HttpWatch icon

    HttpWatch

    HttpWatch is an HTTP viewer and debugger that integrates with IE and Firefox to provide seamless HTTP and HTTPS monitoring without leaving the browser window. It's available as a free edition and a PRO version that cost money and...

    Commercial Windows Firefox

    No features added Add a feature
  • code.reloado.com icon

    code.reloado.com

    Test HTML / JavaScript / CSS snippets with real-time preview. You could also add libraries (jQuery, YUI etc.). Save your work with one click.

    Free Web / Cloud

    No features added Add a feature
  • Slowy icon

    Slowy

    Slowy is an OSX app which simulates custom connection's conditions and limits the network traffic. It is created for web developers that work on a local server, to test a website with a real-world connection.

    Freemium Mac

    No features added Add a feature
  • DOMScope icon

    DOMScope

    DOMScope is an online web inspector and debugger for mobile web apps. Like Chrome's DevTools, it allows developers to navigate through the HTML, list applied CSS styles and execute JavaScript code inside any device's browser....

    Free Web / Cloud

    No features added Add a feature
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  • SplineTech Javascript Debugger icon

    SplineTech Javascript Debugger

    SplineTech JavaScript Debugger is the fastest independent standalone JavaScript Debugger that enables you to debug JavaScript for IE completely independently of any add-ons, plug-ins, Java or any other third-party proprietary tools....

    Commercial Windows

    No features added Add a feature
  • Graphical HTTP Client icon

    Graphical HTTP Client

    HTTP Client is a Mac OS X Leopard developer tool for debugging HTTP services by graphically creating and inspecting complex HTTP messages.

    Commercial Mac

    No features added Add a feature
  • Code Cola

    Code Cola is a chrome extension to editor online pages' style visibility. It helps visual designer, interactive designer, web site operator and other peoples modify the online pages quickly and easily. Operators can type the...

    Open Source Mac Windows Linux

    No features added Add a feature
  • Rest Client icon

    Rest Client

    Rest Client feature rich rest client for developers to debug and test their RESTful web services. It can be used to request a URL using the following HTTP methods: GET, POST, PUT, DELETE, HEAD, PATCH, COPY, SEARCH, OPTIONS. Feature...

    Commercial Mac

    No features added Add a feature
  • GraphicalHttpClient icon

    GraphicalHttpClient

    Graphical Http Client is a utility to help you test and interact with REST-based web services. It is lightweight, easy-to-use, and has the following features: - Set request headers and body, then see the response body and headers ...

    Commercial Mac

    No features added Add a feature
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  • RESTed icon

    RESTed

    RESTed allows developers to quickly format and make HTTP requests and view the response. RESTed supports both basic HTTP authentication and OAuth. RESTed shows you the response header and response data. XML and JSON...

    Commercial Mac

    No features added Add a feature
  • Flow (type) icon

    Flow (type)

    Flow uses type inference to find bugs even without type annotations. It precisely tracks the types of variables as they flow through your program. Flow is designed for JavaScript programmers. It understands common JavaScript idioms...

    Open Source Web / Cloud Self-Hosted

    No features added Add a feature
  • Uthrottle icon

    Uthrottle

    Uthrottle is a tool which simulates custom connection’s conditions and limits the network traffic to a specified speed on network interfaces. In complex service oriented application stacks, some bugs only manifest themselves on...

    Commercial Linux

    No features added Add a feature

Google Chrome Developer Tools Comments

Awesome web developer tools built right into Chrome

Positive Comment by Thelle
about Google Chrome Developer Tools Aug 2012

The developer tool built into Chrome is great resource both for understanding HTML and CSS and in web development generally. For me it made web development much more accessible and easier to understand.

Reply

Not really a separate app

Comment by ReallyFantastic
about Google Chrome Developer Tools and Google Chrome Feb 2012

I feel like it would be an exaggeration to consider this as a separate app from Google Chrome itself. One of my favorite parts of Chrome is that it has developer tools built-in.

Reply