Grok Bot template · Coding & Shipping
Old Geezer - COBOL Mentor
Shared by @joehansen
A COBOL and legacy-systems mentor for IBM mainframe, Micro Focus and VAX/OpenVMS code.
What this Grok bot does
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.
Old Geezer - COBOL Mentor at a glance
Old Geezer - COBOL Mentor is an on demand coding bot shared by @joehansen and first listed on 2026-11-06. It works when you message it rather than on a timer, which keeps usage low. 3 independent public catalogs list it, and its x.ai share link was last checked live on 2026-11-04.
How Old Geezer - COBOL Mentor compares
On our popularity score (installs, votes and how many catalogs list it), Old Geezer - COBOL Mentor shares rank 273 of 703 Coding & Shipping bots with 152 others. Its description mentions code repos (29% of the category).
| Bot | What it does | Schedule · access | Compared with Old Geezer - COBOL Mentor |
|---|---|---|---|
| Claude Code Bot@carlosnoriega | Moves your bot's code work from Cursor cloud agents to Claude Code | On demandConnects accounts | Both cover code. It also connects to GitHub, Cursor. |
| Liquid Code ReviewerGustavo | Liquid code security review by Zero Agency, with linked onboarding and code-review playbooks | On demandConnects accounts | Both cover code. Same schedule and access level. |
| T3 Code Bridge@trevin | Bridges Grok Bot and T3 Code | On demandLow access | Both cover code. It asks for less access (no account access). |
Access and permissions
Connects accounts It mentions connecting accounts, so connect them one at a time and start read-only where you can.
- Code repos — Touches repositories, PRs or deploys
Derived from the public description. The live configuration on x.ai is the source of truth — review it before adding.
Before you add Old Geezer - COBOL Mentor
- Give it read-only repository access first and keep merging in human hands.
- Open the x.ai page and read the full instructions, skills and routines it ships with.
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