The pasted write-up named the Molecule compiler molc. The docs call the tool moleculec, and its official code generation covers Rust and C only.

For TypeScript, the CCC SDK ships its own mol module: codecs are written by hand. No .mol-to-TS generator was found.

Measured: a cell with N data bytes lands at 61 + N CKB, so the 41-byte anchor is 102 CKB.