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CodeGrade vs PrairieLearn

Both stand on automated grading software. Which one you can start free with, which one lets you read the code, and what each costs once you pay.

CodeGrade

Free plan APIWeb

CodeGrade brings coding exercises, feedback, and course administration into one online environment. Check plan limits carefully if your course needs LMS integration or larger enrollment.

Visit CodeGrade

PrairieLearn

Free plan APILinuxMac+3

PrairieLearn combines varied assessment formats with repeated practice toward mastery. Check the plan limits and support arrangements, especially for larger courses or self-hosted use.

Visit PrairieLearn

The facts

CodeGradePrairieLearn
Free planYesYes
Open sourceNot publishedNot published
Runs onAPI, WebAPI, Linux, Mac, Self-hosted, Web, Windows
Lowest paid planStarter: $24 per student, paid oncePrairieTest Starter: $3 a year
Plans published59
MakerNot publishedNot published
Websitecodegrade.comprairielearn.com
On automated grading software#9 of 33#13 of 33

CodeGrade: what it does well

  • Autograding supports more than 175 programming languages.
  • Browser editor and Ubuntu terminal need no installation.
  • LTI integrations synchronize grades and rosters.
  • Instructors can review student AI conversation logs.

What to know first

  • Free plan is capped at 50 students per course.
  • Free plan excludes LMS integration and customizable autograding.
  • No free trial is listed.

PrairieLearn: what it does well

  • Generates and grades question variants with real-time feedback.
  • Supports several response formats, including code and graphical answers.
  • LTI 1.3 supports assignment links and grade syncing.
  • Open-source software can be run on your own infrastructure.

What to know first

  • Self-hosted installations are not supported.
  • Windows local installation requires WSL 2.
  • Courses above 20 students incur per-student charges.

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