Add-ons   Development

Introduction to Add-on Development ( 2 ) (34)
Extension development tools (4)

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 …

About the Development category (1)
Retrieving preferences in WebExtension addon (10)
Listeners in Experimental apis (2)
Problem to solve with my extension! (10)
How to limit the SecurityInfo. to appear only once per root domain per URL hit (1)
Is javascript in a html file possible? (3)
Address bar with commannds modify (7)
Firefox handles Ctrl+number shortcut before keypress fired (2)
Context identifier for popup/background pages (9)
Runtime.connect before HTTP requests (2)
Trying pkcs11.installmodule() Webextension Api (1)
Migrating to Manifest v3 (2)
Invoking a Context Menu Click Synchronously (3)
Trying to us pkcs11 getModuleSlots() (3)
Updates to translations needed for Panic Button (1)
Pkcs11 API example (1)
Drag and Drop Rows in Table (10)
Browser.pkcs11 undefined (3)
Translating options pages ( 2 ) (22)
Simple email client with webextensions - is it possible (4)
Saving to LocalStorage on Window Close (14)
Bring it back: FDock (1)
FireFox for Android: Updating add-ons (15)
Recommended html template for styling Extension Options page (5)
Removing an onMessage Listener (8)
Promises betweeen content and background script using connection-based messaging, runtime.connect and postMessage (13)
Found: Work Around to Generate Color Picker (4)
When will a toolbar API for WebExtensions be available? (13)