ham.run
Open-source marathon physiology calculators for endurance runners.
Community: Submitted by a user or imported; check the owner before granting accessRequires local installNo sign-inGlobalFreeRead-only
This server only runs on your computer. It cannot be added to Claude or ChatGPT web. See the project docs for installation.
What it can do
What data it sees
Do you need an account
No: the server works without sign-in
Open-source marathon physiology calculators for endurance runners. 12 tools: race time prediction (Riegel model), pacing strategy, fueling plans, running economy analysis, caffeine protocols, heat acclimation planning, periodization comparison, and grade-adjusted pace. Strava-connected tools for training load and activity analysis. All models are citation-backed from peer-reviewed exercise physiology research. Stateless tools work without authentication at ham.run.
Requires a local install: run the server on your machine, then point your client at it.
Tools not fetched yet: the server requires sign-in; the list appears after a manual check.