Cheat sheets for individual libraries and modules across language ecosystems — pip, npm, Cargo, and Go.
Cheat sheets for third-party PyPI packages — HTTP clients, data tools, validation, terminal UIs, and more.
Overview of the 34 most useful Python packages — HTTP clients, data science, web frameworks, orchestration, testing, and tooling. Each has its own dedicated page with examples.
Side-by-side feature comparison of pip and uv — speed, lock files, virtual envs, Python version management, and when to use each.
Install packages and manage virtual environments blazingly fast with uv. Covers uv pip, uv venv, uv run, uv init, and how it compares to pip and poetry.
Create, activate, and manage Python virtual environments with venv. Covers activation for every shell, pip usage, requirements files, and cleanup.
Complete pip reference covering installation, package management, requirements files, private registries, caching, offline installs, and reproducible builds.
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