I guess @kueda
iNaturalist 
https://groups.google.com/forum/#!topic/inaturalist/2xDVC2W-QVE
https://www.inaturalist.org/pages/help#guides1
https://github.com/inaturalist/inaturalist
Open source Rails app behind iNaturalist.org
Want to help out? Fork the project and check out the Development Setup Guide (might be a bit out of date, contact kueda if you hit problems getting set up).
Tutorial ‘A guide to iNaturalist guides’
https://forum.inaturalist.org/t/a-guide-to-inaturalist-guides/950