tinysh
CA tiny Unix shell in C, built from scratch in a blog series.
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July 7, 2026
Writing a tiny shell in C — Part 1: the loop that runs your programs
This is Part 1 of a series where we build a small shell in C from scratch. By the end of this post, you'll have a working shell that can run any program on your system. Later parts add builtins, redirection, chaining, and pipelines.