---
title: "Runsignup (@runsignup)"
description: "Online race registration platform."
account: "runsignup"
---

# Runsignup

Online race registration platform.

## APIs

1 public API with a stored document.
Each links to its markdown overview; the same address with
`/llms.txt` in place of `.md` lists its operations.
Changes across these APIs: https://skmtc.dev/runsignup/feed.md

- [RunSignUp OAuth2 Authentication API](https://skmtc.dev/runsignup/apis/runsignup-oauth2-authentication-api.md): OAuth2 sign-in for RunSignUp: request grants, exchange auth codes, refresh access tokens