Tbls

Judgement

What it is

Developer tool

What it does

A single-binary CLI that connects to a database and generates Markdown documentation and ER diagrams of its schema, and can lint and diff the schema in CI.

Adopt it when

You want schema documentation that stays current because CI regenerates and checks it on every change.

Watch out

Mostly maintained by one developer.

Ready for

Production-ready

Runs as

Command line

Built with

Go

How established

Established: started 8 years ago, latest release v1.96.1.

What the license allows

You can build it into a product you sell, as long as you keep its copyright notice.

Judged on 2026-11-03 from the project's README and GitHub data. The license and age lines are worked out directly.

Built from

Follow it down: Tbls → Go → runs on a microchip

How compilers were built, back to punched paper tape

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