Add-ons   Development


Topic Replies Activity
Introduction to Add-on Development 35 June 15, 2019
Extension development tools

Hi all, I’m excited to share some tools that community members have recently created to help with extension development. If you’ve built something that could be helpful to others, please let us know by replying to this …

4 April 16, 2018
About the Development category 1 May 21, 2015
Does moz://a have the guts to revert wrong decisions they made? 1 February 16, 2020
Making Custom Link Toolbar Buttons 3 February 15, 2020
Will syncing be a feature available to all extensions, as it is for the Multi-Account Containers extension? 4 February 14, 2020
Native messaging, OSX 1 February 13, 2020
Borderify Extension not working (no errors) 5 February 13, 2020
Content Script doesn't execute even when loaded 1 February 13, 2020
Can you use Google Adsense in an extension? 3 February 11, 2020
Firefox wont focus URL bar on startup with custom new tab 1 February 10, 2020
Context of inline image requests in extension page (e.g., a popup)? 6 April 23, 2018
FilenameConflictAction "prompt" not supported? 3 February 9, 2020
Help with browser.proxy.settings.get() 9 February 7, 2020
Is it possible to read about:performance? 2 February 5, 2020
Completely virtual webRequest 4 February 2, 2020
Page clean up after extension disabled/uninstalled 4 February 2, 2020
Noob needs help with google images add-on 2 January 31, 2020
Is there a method of cache control over local resources used in an extension? 5 January 30, 2020
Questions on Sideloading alternatives 11 January 28, 2020
Message from background-script to content-script 2 January 25, 2020
Dynamic theme for mobile 1 January 25, 2020
Include ReCaptcha without a Remote Script 6 January 23, 2020
Same code behaves differently in primary panel and inspector sidebar pane 1 January 22, 2020
Asking for some optional permissions won't alert user and will be granted automatically 1 January 22, 2020
My dynamic theme stopped working on MacOS catalina 2 January 22, 2020
Find API - highlightResults not working in FF71+ 3 January 19, 2020
Packaging Addons 3 January 17, 2020
Writing to an SMB share using OS.File.writeAtomic in a ChromeWorker 1 January 14, 2020
What is the easiest way to install a local, unsigned add-on permanently? 4 January 15, 2020