# RaceCraft > RaceCraft is a web-based endurance race planning tool for estimating pacing, checkpoint times, fuel requirements and hydration needs. ## Product - [RaceCraft application](https://racecraft.win/app): Create and manage an endurance race plan. - [Race Day](https://racecraft.win/race-day): Record and follow a race-day plan. - [About RaceCraft](https://racecraft.win/about): Background and purpose of the project. ## Documentation - [Getting started](https://racecraft.win/docs/usage/getting-started): Initial setup and usage instructions. - [How to use RaceCraft](https://racecraft.win/docs/usage/how-to-use-racecraft): Complete product guide. - [Fatigue model](https://racecraft.win/docs/models/fatigue-model): Explanation of the fatigue calculations. - [Climbing model](https://racecraft.win/docs/models/climbing-model): Explanation of climbing and elevation calculations. - [Terrain difficulty](https://racecraft.win/docs/models/terrain-difficulty): Explanation of terrain adjustments. - [Release notes](https://racecraft.win/docs/changelog/releases): Product changes and version history. ## Source - [GitHub repository](https://github.com/lennon101/RaceCraft): Source code and issue tracker.