Skip to content
Fitness Tools

Fitness Tools

Body composition, rep max estimation, and macronutrient planning — powered by validated, research-backed equations.
Get Started Browse Skills

3 Skills

Agent Skills for body composition assessment, rep max estimation, and macronutrient meal planning.

Evidence-Based

All equations are validated and grounded in published exercise science research.

Zero Dependencies

100% pure Python. No third-party packages required.

Fully Typed

StrEnum enums, frozen dataclasses, and strict mypy compliance.

Quick Install

Section titled “Quick Install”

Python library:

Terminal window
pip install fitness-tools

Agent Skills — Claude Code (run inside a Claude Code session):

/plugin marketplace add Jeffallan/Fitness-Tools
/plugin install fitness-tools@fitness-tools

Agent Skills — skills.sh (from any terminal):

Terminal window
npx skills add Jeffallan/Fitness-Tools

See the README for full usage and API details.