Minimal Basic — ECMA‑55 Compliant BASIC, Anywhere

Minimal Basic turns your device into a self‑contained BASIC workstation. Write, run and debug code with an uncluttered editor, instant execution and strict compliance with the ECMA‑55 Minimal BASIC standard.

Why Minimal Basic?

  • User‑friendly editor — syntax highlighting, line‑number hints and integrated help.
  • Instant feedback — run your program with one tap; errors appear in context.
  • Pure ECMA‑55 — engine validated with the NBS 200‑test suite for full standard compliance.
  • Powered by modern tech — our interpreter is built with ANTLR 4, making it fast and portable.
  • Offline & private — everything runs locally; no account, no cloud, no tracking.

Key Features

Feature Description
Code editor Lightweight, responsive, supports dark mode
Interpreter Executes ECMA‑55 BASIC in real time
Debugger Step, continue, inspect variables
File I/O Load / save programs as plain .bas files
Share Export code via e‑mail or AirDrop
Examples Built‑in gallery of ready‑to‑run demos

Quick Start


10 PRINT "Hello, AJGB!"
20 END