r/aws•
Keren_yeager

I built a free interactive game to learn AWS IAM (inspired by Learn Git Branching)

technical resource

IAM is fundamental, but rough to learn from docs alone. The evaluation logic only really clicks after enough trial and error. So I built 12 levels that walk through it with concrete scenarios: cross-account access, tag-based access control, SCPs, permissions boundaries, and resource-based policies.

Inspired by Learn Git Branching. Runs in the browser, no AWS account needed. Free and open source, no signup.

Site: https://learnawsiam.com Code: https://github.com/laythra/learn-aws-iam

Feedback welcome, especially from folks who've debugged IAM at work.

Posted Apr 28, 2026, 6:58 PM UTC

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