Show HN: Teach your kids perfect pitch(github.com)

181 points by paytonjjones 4 months ago | 118 comments

L123: A Lotus 1-2-3–style terminal spreadsheet with modern Excel compatibility(github.com)

66 points by duane1024 6 months ago | 15 comments

90210 – running the show without property tax(github.com)

16 points by starboyy 4 months ago | 10 comments

femtolisp: A lightweight, robust, scheme-like Lisp implementation(github.com)

132 points by tosh 8 months ago | 15 comments

Bzip3: A spiritual successor to BZip2(github.com)

328 points by tosh 1 year ago | 169 comments

GitHub repository for bzip3, an LGPL-licensed compression tool described as a better and stronger spiritual successor to BZip2.

Numexpr: Fast numerical array expression evaluator for Python, NumPy, Pandas(github.com)

9 points by tosh 5 months ago | 1 comments