Rate limiting in pure Python: token bucket, sliding & fixed window, per-key, with a decorator and WSGI middleware. Zero dependencies.
The money-native web framework — payments, paywalls & metering as first-class primitives. Zero dependencies, pure Python stdlib.
Crash-safe, single-file, embedded document + key-value database. ACID, atomic transactions, Mongo-style queries. Zero dependencies.
Terminal color and style that auto-disables on non-TTY/NO_COLOR, so escape codes never leak into pipes or logs. Pure Python, zero dependencies.