OpenSplitTime is a free resource built by endurance athletes for the ultra community. OpenSplitTime makes it
easy to collect, store, and play with endurance event data.
Join the community now.
Runners, pacers, families, and crews can use OpenSplitTime to plan for ultras. Just estimate your finish time
OpenSplitTime will suggest where you need to be and when.
Hours of research converted to a few seconds? Yes please.
Browse and play with endurance event data like you've never done before. Analyze your efforts, discover
your best segments, and find your peers. Much more is yet to come as the community gathers its data here.
You can find every Hardrock effort ever run.
We love to compete, but many of us don't love to organize. And the tools for tracking and organizing endurance
events have been sorely lacking.
All that has now changed.
OST Live Entry is revolutionary. It learns from your time data. It gives you race progress for each aid
station. It tells you instantly where your runners last reported, where they are due next, and who you ought to
Omniscience is pretty cool.
They create hard challenges in a soft world. They bring us together when our natural inclination might be to wander alone. They help us feel the simple joys of food, warmth, and rest by exposing us to cold, hunger and discomfort. They help us realize how much more is buried within when we seem empty and dry.
Go git 'er done.