Raven

Judgement

What it is

Complete system

What it does

A team messaging app built on the Frappe framework, with channels, threads and the ability to act on ERPNext documents from chat.

Adopt it when

Your company runs ERPNext or other Frappe apps and wants chat inside the same system.

Watch out

Only sensible if you already run Frappe, and AGPL licensed.

Ready for

Usable

Runs as

Self-hosted server and mobile app

Built with

Python, Frappe, TypeScript and React

How established

Established: started 3 years ago, latest release v3.2.0.

What the license allows

Use inside your business is unrestricted. If you change it and let customers use it over the internet, you must publish your changes.

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: Raven → TypeScript → Go → runs on a microchip

How compilers were built, back to punched paper tape

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