# PetGuideCalc

> Free, evidence-based calculators and care guides for reptile and aquarium keepers: UVB lighting doses, snake husbandry, and community tank stocking.

PetGuideCalc provides free, evidence-based calculators and care guides for reptile and aquarium keepers. Every page has a plain Markdown version at the same URL with a .md suffix (for example /index.md), and pages can be retrieved as Markdown by sending an Accept: text/markdown header.

## Pages

- [PetGuideCalc](https://petguidecalc.pages.dev/index.md): Free, evidence-based calculators and care guides for reptile and aquarium keepers.