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Programming Languages

Development tools, languages, and frameworks for mainframe applications

Total Posts: 174

COBOL
Industry standard business language for mainframe development
Posts: 132
Last post: just curious
by Anonymous10/25/2026
PL/I
General-purpose programming language with structured programming features
Posts: 7
Last post: PL/I FIXED BIN vs COBOL COMP sync headaches
by James07/04/2026
Assembler
Low-level programming and system-level operations
Posts: 6
Last post: Reading a dump - where do you actually start?
by Kayla07/12/2026
REXX
Procedural programming and automation scripting language
Posts: 16
Last post: What is REXX used for on z/OS?
by Alex09/26/2026
Java on z/OS
Modern Java applications running on z/OS platform
Posts: 6
Last post: JZOS toolkit still the path for dataset I/O from Java?
by Nina07/21/2026
Python on z/OS
Python scripting and applications for z/OS environment
Posts: 7
Last post: ZOAU datasets.write vs handing everything in JCL
by Nina07/29/2026
Node.js, Go, and other modern languages
Contemporary programming languages adapted for z/OS
Posts: 0
No recent activity
C/C++ on z/OS
System programming and performance-critical applications
Posts: 0
No recent activity
EGL (Enterprise Generation Language)
Model-driven development for enterprise applications
Posts: 0
No recent activity

Mainframe Utilities & Batch Processing

Tools, utilities, and batch job management for mainframe operations

Total Posts: 121

JCL and JCL Utilities
Job Control Language programming and utility usage
Posts: 81
Last post: I want to compare two datasets F1 & F2 and if a match is found in F1 then I n…
by Anonymous10/26/2026
DFSORT and ICETOOL
Data sorting and manipulation utilities
Posts: 26
Last post: I am trying to use ICETOOL utility...to check for particular position whether…
by Anonymous10/22/2026
SYNCSORT
High-performance sorting and merging solutions
Posts: 0
No recent activity
SMP/E utilities
Software maintenance utilities for z/OS
Posts: 6
Last post: RECEIVE order for a big FIXCAT bundle - any war stories?
by Tom07/05/2026
File transfer
Data transmission and file transfer protocols
Posts: 8
Last post: Partner says file is empty - NDM shows bytes sent
by Susan07/30/2026

Online Processing

Real-time transaction processing and interactive system management

Total Posts: 87

CICS
Customer Information Control System transaction processing
Posts: 57
Last post: cics fundaments to work in cics team
by Anonymous10/06/2026
TSO and ISPF
Time Sharing Option and Interactive System Productivity Facility
Posts: 30
Last post: how to get a previously typed or enter command
by Anonymous10/23/2026

Databases

Database systems, administration, and data management

Total Posts: 69

DB2
IBM relational database management system for z/OS
Posts: 57
Last post: DB2 : how to know which are columns concerned by uniqueness in a table
by Anonymous10/08/2026
IMS
Information Management System hierarchical database
Posts: 12
Last post: GU vs GN - still fuzzy after reading the manual twice
by Tyler07/26/2026

Testing and Debugging

Quality assurance, troubleshooting, and system diagnostics

Total Posts: 45

Abends and Error Codes
System abends, error analysis, and troubleshooting
Posts: 33
Last post: What is S0C7? Seeing it a lot in training
by Jordan08/03/2026
Testing
Mainframe testing methodologies and quality assurance
Posts: 12
Last post: How do beginners test a COBOL change without breaking prod?
by Jordan07/28/2026

Other

General discussions and topics that do not fit into other categories

Total Posts: 96

General
General mainframe discussions and topics that do not fit into other categories
Posts: 96
Last post: MQ tracing on Z/OS without CICS
by Anonymous10/26/2026
290
Active Members
592
Total Posts
226
Topics
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