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

Owl parser generator is described as 'Owl is a parser generator which targets the class of visibly pushdown languages' and is an app. There are seven alternatives to Owl parser generator for Linux, Windows and Mac. The best Owl parser generator alternative is Ragel, which is both free and Open Source. Other great apps like Owl parser generator are ANTLR, Flex, GNU Bison and parboiled.
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.

ANTLR (ANother Tool for Language Recognition) is a powerful parser generator for reading, processing, executing, or translating structured text or binary files.
textX is a meta-language for building Domain-Specific Languages (DSLs) in Python. It is inspired by Xtext.
It will help you build your textual language easily. You can invent your own language or build a support for an existing textual language.
dropincc.java - A small and easy to use parser generator. Specify your grammar in pure java and compile dynamically. Especially suitable for DSL creation in java.