moshix

vsam

VSAM tutorial

MVSConsoleCommands

Most often used MVS (or z/OS) console commands

ircVMCMS

IRC client for VM/CMS

MVS38j.SYS1.MACLIB

The original, unaltered MACRO library of IBM MVS 3.8j in the public domain

OSVS1

the release 6.0 distribution libraries of IBM's OS/VS1 as assembled by M. Waterbury and K. Leonard

ABENDcodes

most common MVS ABEND codes

HUJInje

The original Hebrew University of Jerusalem NJE software

rexxc

REXX compiler in BREXX/Regina

ae

Best Utility (vi) - IOCCC 1991 Winner

jet.bas

jet simulation in basic

OS-SVS

IBM's OS/VS2 SVS v1.7

SPFPCcommands

Line and panel commands for SPF/PC

WangVS

Wang VS emulator

bashpong

pong in bash

ibm-system-360-50-simulator

Simulator of an IBM System/360 Model 50

lpr1403

RAKF_XA

RAKF for MVS/SP, and XA

SPFPVv122

SPF/PC v1.2.2

tk4

using the script extract.sh extracted as much plaintext files. As well as extracted all zip files.

toybox

toybox fork

8086_microcode

Andrew Jenner's various personal projects

badger

Fast key-value DB in Go.

el-3270

Electron-based 3270 Emulator

Fortran-Astrodynamics-Toolkit

A Modern Fortran Library for Astrodynamics 🚀

immudb

immudb - world’s fastest immutable database

immugorm

kg

kg is a very small Emacs clone in Go (golang.org)

orbitSim3D

Sophisticated n-body & space mission simulator. Written in Python, uses OpenGL for rendering.

SimH_cpanel

SimH simulator emulator fork with Control Panels and Visual devices. IBM 650, IBM NORC, IBM 701, IBM 360, SWTPC 6800

wwiv

WWIV BBS Software v5