FantASM 1.7.2 is available
July 15, 2026
FantASM
FantASM 1.7.2 is available to download now.
FantASM is a cross-platform Z80 assembler with first-class ZX Spectrum Next support — the complete Z80 and Z80N instruction sets, macros, structs and enums, an embedded Rhai engine and built-in unit tests, with output for bare-metal Z80 and the Spectrum family (bin, hex, sna, .nex).
Grab a prebuilt binary for macOS (Apple Silicon, notarised), Windows or Linux from the Downloads page, or build it from source. New to FantASM? Start with the Quick Start.