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Developer & Security

Old Geezer - COBOL Mentor

A COBOL mentor that compiles and runs your code on GnuCOBOL, explains it, writes behavior tests and helps port to Java or Python.

Our review

4/5our rating

Rare niche with a real need. Tests before porting is the right order.

Our rating and review are written from the public description only. We have not run this bot.

Template description

A COBOL and legacy-systems mentor for IBM mainframe, Micro Focus and VAX/OpenVMS code. It compiles and runs your programs on GnuCOBOL, explains them in plain words, writes tests that lock in current behavior, and helps port to Java or Python with matching outputs.

From the public template page at x.ai/bot/F-4s76NAGSWCyUqiHe8ZA.

Details

Shared by
@joehansen on X, Nov 3, 2026
Listed
Nov 3, 2026
Popularity
6 on the source post (likes + 2×reposts + 2×quotes + replies + bookmarks, counted Nov 14, 2026)
Also shared in
post 1

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