Project

toolbox

A TypeScript utility library for repeated JavaScript tasks like concurrency, retry, timing, parsing, and hashing.

Writing angle

A “small tools that remove repeated friction” project note centered on clear APIs for everyday problems.

Interactive demo

inline

A concurrency playground for `runParallel`, showing active tasks, completed tasks, and result order under different limits.

toolbox

Concurrency runner

A visual version of `runParallel`: tasks finish at different times, but results keep input order.