Speaks the current selection out loud.

Copy code snippets from your favorite sites, on one click.

Browser Extension that enables you to register and switch Web Identities (WebIDs) across an single HTTPS (TLS) session without browser restart.

JSON Diff chrome extension which works offline

Shows the hidden ticket fields in the create linked issue screen. For Jira Core Instances.

Web application security testing tool for Firefox

Hitsteps Analytics is a powerful real time website visitor manager, it allow you to view and interact with your visitors in real time.

ECSY developer tool panel to debug and profile your application.

Github page for source code and issues: https://github.com/mozillareality/ecsy-devtools

Giving you the window dimensions live!

Loads scripts in Desmos calculator webpages.

popup page for caniuse

The best extension to show information about AMO and related services.

Every Online Site Form Filler With Custom Javascript

Quickly open pages using Archive.org's Way Back Machine

Plagiarism checker for Firefox: UniqCont extension allows you to check text of a webpage for uniqueness and find duplicate content on the web.

Add time tracking to TargetProcess 3 with Harvest.

Resolve Handshake domains + DNS TXT metadata records. Metadata records support Skynet, redirects, QR codes, and more.

Browser extension that shows which pull requests contain changes related to a file.

Automatically redirects to current postgreSQL documentation when a docs page is requested

Add an 'Open With Binder' icon to the toolbar to launch your current GitHub, GitLab.com or Gist repository on MyBinder.org

LocaLTV Mod is an addon to run channels smoothly from localpeers.com

A browser extension for gathering, organizing, and inspecting all the links on a web page. Find broken 404 links on a web page too!

Extension for build GTM custom JavaScript variable.

Extension to log and view iframe and cross window communications.

HTTP Manager - HTTP requests management tool

Checks if the Google Maps API key is restricted to the current domain

Open files in your editor straight from GitLab diffs

Adds a drop down to the top right area of the source code viewer that lets you select the render size for tabs.
Also works for gists.

Overrides .editorconfig if one exists in the project! (Yes, GitHub supports .editorconfig indent size)

The GitHub Diff Explorer is a minimalist browser add-on which generates a seamless file explorer in GitHub pull requests.

Get color codes from webpage easily