📖 A repository containing codes from the Enterprise COBOL for Business Application Programming course

Nakshatra Citizen - COBOL PGM to extract dates of birth from BIG DATA in DB2 using SQL queries in batch processing. Displays some analytics, statistics with horizontal bar view and writes them to the QSAM dataset.

Batch and console quiz game about IBM mainframe written in COBOL programming language

CObol WithOut Leave

Small COBOL programs for testing purposes

A sample z/OS Connect API requester project showing how to call an OAS3 defined API from a CICS COBOL application.

my solutions for ibmzxplore challenges

Systematic benchmark: top LLMs produce broken COBOL. 5 programs, 3 models, production bug patterns detected.

Z-Coffee-Monitor. This project demonstrates a production-grade hybrid cloud architecture by bridging a traditional IBM Z mission-critical batch process with a modern, real-time distributed microservice using Event-Driven Architecture (EDA).

All you need to send SPAM from your own mainframe!

To develop a mainframe batch application using COBOL with embedded DB2 SQL that retrieves student course data, processes it using business rules, and generates a formatted output file using JCL utilities.

Pretending a produce stand would have a COBOL program to track their transactions.