I have made a List Of Scratch 3.0 Modifications for Reference and So that you can try the ideas by Others or merge others ideas with yours. Not for Advertising Purpose
(Oops i hope this isn't a problem because they are just a modification not a browser extension https://scratch.mit.edu/discuss/topic/284272)
Mods

• Adacraft
  
  
• Devblocks
  
  
• ‎E羊icques
  
  
• Pictoblox
  
  
• Scratch 3.0 Anaorodrigues (With ScratchJr)
  
  
• Scratch 3.0 Robot Operating System
  
  
• Scratch Box2D Griffpatch
  
  
• Stretch 3
  
  
• Turbowarp
  

If anyone can please create a wiki article

A sticky already exists on this topic: https://scratch.mit.edu/discuss/topic/392157/
You can browse through that

Choose an extension for devoloper (Able to Use in Eyangique and Some other Mods)
This is a Seperate Javascript extension file.
Extension Javascript Packages

• MikeDEV CloudlinkS2.2 https://mikedev101.github.io/cloudlink/src/Clients/S2-2.js
  
• Sheeptesters Utilities https://sheeptester.github.io/javascripts/utilities.js
  
• Minecraft (Prerequiste RaspberryJamMod) https://pruss.mobi/js/rjm.js
  

Useful Links For Modding and …
Official Scratch VM Docs
Make your Extension for 3.0 https://www.instructables.com/Making-Scratch-30-Extensions/

Please don't try to copy other stickies!

1. Extensions Directory by RichieNB
2. Guide to Modding Scratch 3.0 by JGames101
3. Creating extensions for Scratch 3.0 by NitroCipher

note that the below post has text in my quote that wasn't there

9gr wrote:

Please don't try to copy other stickies!

1. Extensions Directory by RichieNB
2. Guide to Modding Scratch 3.0 by JGames101
Okay i will ask to Add
3. Creating extensions for Scratch 3.0 by NitroCipher

I am not Copying it must be a coincidence
Okay i will ask to add them