Testing the compiler optimizations your code relies on

330à faster: Four different ways to speed up your code

Loading Pydantic models from JSON without running out of memory

The surprising way to save memory with BytesIO

Faster pip installs: caching, bytecode compilation, and uv

Catching memory leaks with your test suite

Reducing COâ emissions with faster software

Using portable SIMD in stable Rust

Should you use uv’s managed Python in production?

Beyond multi-core parallelism: faster Mandelbrot with SIMD