# What are these blocks, and how do I get them?

**URL:** https://forum.makecode.com/t/what-are-these-blocks-and-how-do-i-get-them/40821
**Category:** Help
**Tags:** extension, game
**Created:** [December 7, 2025, 11:11pm UTC](https://forum.makecode.com/t/what-are-these-blocks-and-how-do-i-get-them/40821 "2025-12-07T23:11:46Z")
**Posts on this page:** 1
**Showing post:** 2

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### Author: ![Bilangus](https://sea2.discourse-cdn.com/flex020/user_avatar/forum.makecode.com/bilangus/32/33219_2.png) [@Bilangus](https://forum.makecode.com/u/Bilangus)
#### Post date: [December 7, 2025, 11:20pm UTC](https://forum.makecode.com/t/what-are-these-blocks-and-how-do-i-get-them/40821/2 "2025-12-07T23:20:18Z")

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Its from the Javascript extras extension by WoofWoof.

> [@Making an extension for every JavaScript exclusive feature I can think of!](https://forum.makecode.com/t/making-an-extension-for-every-javascript-exclusive-feature-i-can-think-of/36766):
>
> WoofWoofCodes/pxt-javascript-extras Basically what I want to make is an extension for all those single-line functions that are only accessible in javaScript. This is going to be a running project that I’ll update over time, as I discover javaScript exclusive features. If you find a function in javaScript you would like added, just post it here or create a pull request on the GitHub page. If you do it correctly, with a small description attached to your blocks implementation and everything, maki…

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