Derpibooru - is the largest imageboard community of My Little Pony fans around the world, serving hundreds of thousands of users for nine consecutive years.
Until recently, the resource used a proprietary engine Booru-on-Rails, which was built on the framework Ruby on Rails and MongoDB.
But now the site has moved to the engine Philomena, written in Elixir using the framework Phoenix, Elasticsearch and PostgreSQL.
Simultaneously with the introduction of the new engine into action, both projects were opened under the free license AGPL3.
Derpibooru today can be considered the most advanced free imageboard:
- modern adaptive interface;
- reverse search by uploaded image;
- client API;
- built-in forum;
- galleries;
- powerful enough tag system and search for them;
- tag aliases and their abbreviations, combinations;
- system of reusable custom tag filters;
- preview of downloaded GIF, MP4 and WebM files;
- integration with video streaming services for artists;
- platform for creating art for a fee for artists;
- system of personal messages and notifications;
- various social add-ons:
- pictograms-badges near the nickname;
- user statuses;
- verified by moderators links to social networks. networks for artists;
- trends;
- MOTD.
- accessing a site on the Tor network. https://ronxgr5zb4dkwdpt.onion
Source: linux.org.ru