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Know what to take. See where it leads.

Explore your school's courses, follow the prerequisites, and build a plan with Cam.

Brown's catalog and prerequisite records, read on 20 September 2026. Your own order can differ.

Read from the source.

CourseTrees reads each school's public course catalog and the prerequisite sentences inside it. Campus footprints come from OpenStreetMap.

A campus map and a path through its catalog appear here.

See it in two minutes

Pick a school, open a department, and follow one course back through everything it needs.

More than the map

  • Ask Cam

    Cam answers questions about your school's courses from the catalog itself, like what a class needs or what to take next semester. A free account comes with daily and monthly Cam usage, and you can see how much you've used as a percentage.

  • Build a course map

    Pick courses from your school's catalog, draw the paths between them, and watch a path play in order. It works without an account, so a professor can link one from a syllabus.

  • CourseTrees Pro

    Pro has 10x as much Cam usage as Free, on a more capable model that uses it faster. Pro gives you 500 saved maps. The public catalog and prerequisite maps stay free. Verified-student access rules still apply.

CourseTrees in numbers

433 people have joined CourseTrees.

It maps 840K courses at 156 universities, linked by 470K prerequisites.

Figures reflect recorded catalog entries. Current course availability and degree coverage vary by school. Course and prerequisite counts are rounded down to the nearest thousand and update every hour.

CourseTrees accounts, month by month

Launched August 2026

Up 150.3% over the last full month.

421 people joined after launch.

People on CourseTrees at the end of each month
MonthPeople
August 2026165
September 2026413
October 2026 (so far)433

Find your university.

156 universities mapped so far.

Map your whole degree.

Free for students. Sign up with your campus email and see your catalog come alive.