### Other Implementations

This page lists some of the Scheme implementations that are not in active use but may be of interest for historical reasons.

- PC-Scheme (graciously made freely available by Texas Instruments) and PC-Scheme/Geneva (no longer being developed)
- VSCM (no longer being developed)
- XLISP (a superset of Scheme; successor of XScheme)
- Scheme->C (but see its current versions)
- MacScheme
- Hobbit
- Orbit
- Rabbit
- Inlab-Scheme
- UMB Scheme
- T