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Buy Me a Coffee (with Bitcoin!)
Every sat counts. Your donation helps keep this project alive.
Building and maintaining zero-dependency, open-source Bitcoin tools takes
serious time, caffeine, and compute.
From hand-rolling secp256k1 in pure JavaScript to testing every transaction
on-chain — this project is a labor of love.
Your donation helps cover the cost of
Claude (the AI that helped build this),
keeps the coffee flowing, and fuels development of more
great Bitcoin tools. No VC funding, no ads, no tracking — just
open-source code and generous supporters like you.