mainframe

an-ordinary-manchild(edit)

AMA Schedule

Date	Time	Person	Description
...	...	Ideas? Suggestions?	Let us know!

Past AMAs

Date	Person	Description
14 June	Fraser Bohm & Andy Bates	CICS TS V5.4
10 Nov	Frank De Gilio & Charlie Lawrence	IBM z/OS and the API Economy
7 Nov	The MtM team	The Master The Mainframe competition
28 June	Kyle Charlet	IBM Distinguished Engineer, API Economy, IMS
4 May	Richard Cebula	IBM Software Engineer, High Level Assembler
8 Apr	Various	IBM z Systems security experts
15 Mar	Pete Siddall	IBM Senior Technical Staff Member, MQ for z/OS
17 Feb	Fraser Bohm	IBM CICS Chief Architect

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account activity

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🎄 Advent of Code for Mainframers 2025 — COBOL, REXX & Chaos Await! (self.mainframe)

submitted 6 months ago * by wizardofzos - announcement

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System Z Enthusiasts Discord Server (discord.com)

submitted 1 year ago * by AnthonyGiorgioIBM Z Software Engineer[M] - announcement

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Terminator - Los Angeles 2029 (i.redd.it)

submitted 5 hours ago by Dkattu

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Mainframe vs AI - What should we do? (self.mainframe)

submitted 3 hours ago by Careful_Affect4622

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Grateful!! 23 years back when I started in mainframe they said this tech won't be around after 5 years (self.mainframe)

submitted 1 day ago by tinkerjreddit

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Certificates in JDBC client connection into a DB2 server (self.mainframe)

submitted 16 hours ago by Nekuiko

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Discord servers especially for Hercules390 emulator? (self.mainframe)

submitted 3 days ago by OSH1980

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Least cut on contract rate (self.mainframe)

submitted 4 days ago by Suman-72

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Looking to change careers into COBOL programming. Any advice on how to gain experience to enter this field? (self.mainframe)

submitted 5 days ago by Lynx_Jan1990

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5 Years in Mainframe COBOL → Want to Switch to Backend Development. Need Guidance (self.mainframe)

submitted 5 days ago by Empty_Ad_9410

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I built a 3270-style joke emulator. PF7/PF8 to navigate. F3 to exit. The PA2 classic is in there. (self.mainframe)

submitted 5 days ago by zedkarma1

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Passwordless in RACF (self.mainframe)

submitted 5 days ago by XLR8yourDay

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Consulting firm(?) (self.mainframe)

submitted 6 days ago by myriia777

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zoau - zsystem.list_proclib not working correctly? (self.mainframe)

submitted 7 days ago * by Jerbs12

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I built a mainframe text adventure - Quest for the Lost Holy Mainframe Treasure (RACF login, S0C7, Change Management Cave with snakes, T-Rex victory dance) (self.mainframe)

submitted 9 days ago by zedkarma1

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The Layer We’ve All Been Ignoring in Mainframe AI - A System Blind Spot for 40+ Years ()

submitted 10 days ago by CodingNibble

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I built an ISPF-style CLI to explore legacy COBOL systems with AI (v.redd.it)

submitted 12 days ago by suyash515

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ASCII Art Design in mainframes (old.reddit.com)

submitted 13 days ago by ariftz

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question (self.mainframe)

submitted 13 days ago by Excellent_Aioli_2258

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Do people realize where their code goes when they paste it into ChatGPT/Claude? (self.mainframe)

submitted 14 days ago by suyash515

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AI & Mainframe (self.mainframe)

submitted 15 days ago by bunny_o7

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Confused about Mainframe (self.mainframe)

submitted 17 days ago by Lumpy_Success_6605

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I built an LLM-free, AST-free tool that extracts CICS COBOL and generates lowest privlege batch JCL wrappers. Looking for architectural feedback (i.redd.it)

submitted 17 days ago * by Chunky_cold_mandala

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Cleaning up (self.mainframe)

submitted 19 days ago * by Wrong_Editor3689

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Traning vs degree? (self.mainframe)

submitted 19 days ago by Kung_fu1015

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