✓ Totally free and unrestricted (up to 256 Mbytes heap memory).
✓ Cross-platform (Windows, MacOS, Linux, PiOS, Android, iOS & in-browser).
✓ Open Source.
✓ Uses hardware (GPU) accelerated graphics.
✓ Creates self-contained Windows executables (.exe).
✖ Limited support for the Windows API.
✓ Totally free and unrestricted (up to 256 Mbytes heap memory, except Pico).
✓ Cross-platform (Windows, MacOS, Linux, PiOS, Raspberry Pi Pico).
✓ Open Source.
✓ Lightweight, ideal for scripting.
✖ Console-mode only (assumes VT-100 compatible terminal).
✖ No support for sound or graphics (Pico edition has sound).
✓ Up to 512 Mbytes heap memory (full version).
✓ Excellent support for the Windows API.
✓ Will run in all versions of Windows since Windows 95.
✓ Creates compact self-contained Windows executables.
✖ Paid-for (full version).
✖ Closed source, limited long-term support.