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kliva.run
Trail season 2026

Kliva, the trail planner like nowhere else

A roadbook, pacing and fueling plan for every race, plus a calendar to build your season.

Your roadbook110K

Tenerife Bluetrail

32splits

90 g/hcarbs

11aid stations

16:30target

GPXFITWatchCrew sheet

33’167 races · 12’978 events · 926 regions

Plan every race, like nowhere else

Roadbook

A turn-by-turn plan for every climb, descent and aid station, so you know exactly what's ahead.

Pacing

Splits tuned to your target and the terrain, so you reach the line on time, not on empty.

Fueling

Carbs, fluid and sodium timed to your pace: a nutrition plan you can actually follow.

Pick a race and start planning

Never miss a race that fits you

Tell us what you're looking for and we'll email you when a race matches. By a runner, for runners.

Browse by country

FRFrance108 regions

3’602upcoming

USUnited States51 regions

3’062upcoming

Organizing a race?

Add it to the calendar and it appears in all five languages.

Submit a race