Fuse
Sinclair ZX Spectrum Emulator
The Fuse development team ✓ Verified
net.sourceforge.fuse_emulator.FuseFuse is an emulator of the Sinclair ZX Spectrum home computer. It supports all of the original models and some clones, with quite faithful emulation of the display and sound.
Fuse can load most formats of snapshots, tapes and floppy disks and it can emulate many peripherals such as joysticks, printers, storage devices and network interfaces, among others.
Screenshots
Observed history
| App | Change | Version | When ↓ |
|---|---|---|---|
| updated | 1.10.0 | 26 Sept 2026 |
Upstream releases
Release notes supplied by the developer. These dates are not Flathub package publication times.
1.10.024 Sept 2026
- Expanded tape-loader detection and acceleration, allowing more games to load quickly and without manual tape control
- Improved tape signal handling and loading audio for greater compatibility and accuracy
- Improved legacy Spectaculator and SPIN RZX playback and interoperability with other RZX players
- Added support for 16K Interface 1 ROMs and reliable snapshot restoration
- Enabled DISCiPLE on 128K machines and improved +D peripheral accuracy
- Improved GTK3 fullscreen controls and desktop application integration
- Improved composite scaler performance and tape browser information
- Various other minor bug fixes and improvements
1.9.226 Aug 2026
- Improved ZX Spectrum Beeper emulation
- Automatically select the appropriate speaker response for each emulated machine
- Improved tape trap handling and accuracy
- Improved GTK3 and SDL2 display rendering performance
- Preserved snapshot peripheral ROMs across soft resets
- Various other minor bug fixes and improvements
1.9.125 Jul 2026
- GTK3: added freely resizable, aspect-ratio-preserving display scaling and improved fullscreen behaviour
- Improved PAL composite scaler chroma blending across lines
- Improved tape header names by decoding BASIC tokens and symbols
- Fall back to default settings if loading the settings file fails
- Debugger: corrected decimal rendering of large values
- Various other minor bug fixes and improvements
1.9.015 Jun 2026
- Added NTSC TV output and replaced the PAL TV filters
- GTK3 improved Wayland support
- SDL2 switched to layout-aware keyboard mapping
- Debugger: added modulo (%) and bit-shift (<<, >>) operators to the expression evaluator
- Removed support for libjsw