The NBA API wrapper by Swar Patel, Randy Forbes et al, is a really nice wrapper around the nba.com API that seems to be semi-officially tolerated by the NBA
I love the TIGER_STYLE document from the tigerbeetle database, which lays out their style and the axioms they've chosen to abide by. More projects ought to lay out their stances as clearly as this, and I've tried to start doing so in my own projects.
I like this idea of per-document backends; it introduces a lot of complexities but also eases some of the problems of stateless web development for particular workloads. I have been thinking about workloads like this in combination with a site that uses many SQLite databases instead of one large relational data store.
remake looks neat, a GNU Make-alike which "adds profiling, comprehensible tracing, extended error messages and a debugger". I love make, and this seems like a useful complementary tool
Scratchapixel looks like an interesting series of computer graphics tutorials, which is a thing I love to collect but ultimately rarely have the time to mess around with. Aspirations though.