REGISTERED TAG
Open source course
Read source investigation, architecture and contribution in order.
Published Updated
Beginner
01. Understand the boundaries before trying to read everything
Arrange twelve repositories by role and choose one to read today.
36 min↗
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Beginner
02. Turn a moving branch into a fixed reference
Make reading notes with commits and sources attached.
5 min↗
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Intermediate
03. Trace one operation from end to end
Build a path of three to five arrows from the entry point to the external boundary.
5 min↗
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5 min↗
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Intermediate
05. Build safely and pass one test
Distinguish environment differences from problems in the code
5 min↗
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Intermediate
06. Use a debugger to test one hypothesis
Decide where to pause, which values to inspect, and what you expect
5 min↗
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Beginner
07. Design the smallest useful contribution
Organize reproduction steps, expected behavior, and the current contribution policy
6 min↗
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Intermediate
08. Move on when you can explain what you learned
Turn AI guidance into your own understanding supported by evidence
24 min↗