Forth-like, cross-platform language with native code compiler. Runs on
- Microsoft Windows XP/7/8/10
- macOS 10.7 and later (only 64-bit; 32-bit is no longer supported)
- Linux - Ubuntu 14.04 and later, and derivatives or similar systems based on libc6
- Raspbian (Raspberry Pi version of Debian Linux; also works for similar SBC Linux systems)
- Android 4.4 (API level 19, ARM devices) and later
- iOS 9.0 and later
Found via https://pikchr.org/home/doc/trunk/homepage.md