Chalkenso is where courses improve between groups. Your team marks what happened in class, learners leave feedback on the exact sentence, AI drafts the next version, and you approve every change.
Start the stack
Everything runs in Docker, so you install nothing else. Your laptop stays clean, and everyone in the room runs the same versions.
docker compose up -d
Open localhost:3000. You should see the welcome page.
- Read the lesson and 2 notes
- Kept headings, code and tone
- Drafted the change
Everything runs in Docker, so the whole room has the same setup.
First, check you have Docker 24 or newer: docker --version
Then start it all with docker compose up -d.
Built on ten years of teaching at


Notes on the exact passage
Instructors mark what happened in class; learners leave feedback on the sentence.
AI drafts the next version
Plans and revisions from the notes, the lesson and the course outline.
You approve every change
For one group or for every group after it. Nothing changes on its own.
Keep your own website
Your site shows the courses; feedback flows back into the lesson.