Credit and Thanks

Many people have contributed lot of time and effort to make this site what it is. In addition to all the work our members do entering data, behind the scenes we use lots of tools and software that mostly don't have anything to do with climbing.

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Many thanks for responsibly disclosing security issues:

If you have found a security issue please contact us privately via

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Open source stuffBack to contents

Many parts of theCrag are built using open source libraries and 3rd party services. These include:

Other creditsBack to contents

This product includes GeoLite2 data created by MaxMind, available from

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