Clean Sky – skyrunning anti-doping
29 April 2026
Anti-doping is a fundamental aspect of sport that every skyrunner should understand. It’s easy to close an eye, but it’s
ISF card
The ISF card is a license for all skyrunners to participate in skyrunning championships and key to accessing the full ranking data
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Ranking
The ISF ranking system rates all athletes’ performances in ISF Championships, SWS races and CC races calculating a Best Performance time
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Certified Course
The Certified Course Label guarantees it’s real skyrunning and features the technical level. Check out the list and how to get the label
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Events
The year’s events are rolled out here, focussing on biennial World and Continental Championships and annual Championships
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News
Masters Skyrunning World Championships. All three disciplines announced – the challenge is on
11 February 2026
The International Skyrunning Federation is pleased to announce the addition of the VERTICAL and SKYULTRA disciplines to the 2026 Masters
Skyrunning – back in the USA! The Merrell Skyrunner® National Series US calendar announced
6 February 2026
Announcing the welcome return of skyrunning in the USA with a four-race Merrell Skyrunner® USA Series alongside a US stage
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