# microsoft/pxt

Microsoft MakeCode (PXT - Programming eXperience Toolkit)

Repository: https://github.com/microsoft/pxt
Canonical: https://ross.abutalabs.com/products/pxt
Homepage: https://makecode.com
Language: TypeScript
License: MIT
License Family: permissive
Topics: typescript, javascript, blockly, editor, pxt, makecode, microbit, adafruit, minecraft, microsoft-makecode
Last push: 2026-08-26T21:37:21+00:00

## Health v2 (maintenance only)
Score: 77/100 (v2, computed 2026-09-03T02:20:16.233290+00:00)
- activity 99, release rhythm 35, longevity 100
- inputs: {"age_days": 3874, "days_push": 7, "days_rel": null, "gap_med": null, "n_releases_24m": 0}
- flags: no_releases
- formula: round(0.45*activity + 0.35*rhythm + 0.20*longevity); archived -> min(score, 10)

## Adoption (not part of the score)
Stars 2302, forks 643 (observed 2026-08-28T04:06:35.553520+00:00)

## What it is
Microsoft MakeCode (PXT) is a framework for building beginner-friendly, browser-based programming editors focused on computer science education. It combines a Blockly block editor with a Monaco text editor over a subset of TypeScript, and compiles to ARM machine code for embedded targets like micro:bit.

## Use cases
- build a custom block-based coding editor for kids
- teach computer science with block coding that transitions to JavaScript
- program micro:bit and Circuit Playground boards from the browser
- create a Minecraft modding coding environment
- compile TypeScript-like code to ARM Thumb for microcontrollers
- host a learn-to-code platform with tutorials and skillmaps

## When to choose
- you need a Blockly + text editor hybrid for education
- you target embedded hardware like micro:bit or Adafruit boards
- you want a proven, Microsoft-backed platform for CS education

## When to avoid
- you need a general-purpose IDE or full TypeScript support
- you want a lightweight code editor without block coding
- your project is unrelated to education or embedded targets

## Facets
- artifact type: framework
- maturity: active
- function: editor, cli, compiler, package-manager, web-framework
- domain: education, developer-tools, programming-languages, embedded-systems
- platform: browser, cli, cross-platform
- tags: blockly, makecode, microbit, cs-education, block-coding, typescript-subset, monaco-editor, embedded-programming, game-development, web-server, nodejs

## Member repositories
- microsoft/pxt (main) score 77

## Provenance
- Observed fields: from GitHub, fetched 2026-08-28T04:06:35.553520+00:00.
- Health v2: computed from the inputs above; adoption is never an input.
- Inferred fields (summary, facets, guidance): AI-extracted, prompt v1, taxonomy v1, on 2026-08-30T02:40:10.191046+00:00, confidence not recorded.
  - readme: https://github.com/microsoft/pxt (fetched 2026-08-28T04:06:35.553520+00:00, sha bb6dcfd2721d)
  - homepage: https://makecode.com (fetched 2026-08-29T10:20:42.759662+00:00, sha 5855ccfffce2)
  - site_page: https://www.microsoft.com/about (fetched 2026-08-29T10:20:42.769446+00:00, sha 5c43136801fe)
  - registry_npm: https://registry.npmjs.org/pxt (fetched 2026-08-29T10:20:42.773844+00:00, sha bafac3f5f7c5)
  - site_page: https://choice.microsoft.com (fetched 2026-08-29T10:20:42.772200+00:00, sha 2db73202bb74)
- Data as of 2026-08-30T08:39:29.467469+00:00.