Computers
- Field Upgradeable Systems Environment, a re-configurable lightweight operating system created to support development on Nallatech FPGA systems
- Filesystem in Userspace (FUSE), a Linux kernel module also available for FreeBSD, NetBSD, OpenSolaris and Mac OS X
- Fuse (emulator), the Free Unix Spectrum Emulator
- Fuse Internet Service, a dial-up Internet service provider based in Cincinnati, Ohio, United States
Read more about this topic: Fuse