Ragel is a finite-state machine compiler and a parser generator targeting C, C++ and ASM. It can recognize byte sequences and execute code at arbitrary points in the process.
Cost / License
- Free
- Open Source
Platforms
- Windows

Ragel is the most popular Windows alternative to ANTLR.
Ragel is the most popular Open Source & free alternative to ANTLR.
- Ragel is Free and Open Source


















