🚂 A small JS+SVG library for drawing railroad syntax diagrams, like on JSON.org. Now with a Python port!

Tool to allow Batch Control of Hercules mainframe emulator

VM/370 Port of BREXX

The SDL Hercules 4.x Hyperion version of the System/370, ESA/390, and z/Architecture Emulator

Docker container providing an emulated S/370 mainframe (Hercules) running VM/370 based on distributions of VM/370 Release 6, circa 1979.

Lightweight tool to archive text files - designed to help move files between VM/370 mini disks and Linux/Windows

Native VM/CMS C Library. Developed by Robert O'Hara, Redmond Washington, April 2009. Based on code written by Paul Edwards and modified by Dave Wade. Released to the public domain.

Lark is a parsing toolkit for Python, built with a focus on ergonomics, performance and modularity.

brexx classic rexx implementation

A railroad diagram generator from lark grammars

BNF wrangling and railroad diagrams

a utility for flow-based programming

ANTLR (ANother Tool for Language Recognition) is a powerful parser generator for reading, processing, executing, or translating structured text or binary files.

Grammars written for ANTLR v4; expectation that the grammars are free of actions.

🔍 Google from the terminal

Small class to access iBroadcast services

Make JSON greppable!

Python audio files classifier after a Takeout export of Google Play Music