

Totalling more than 1.6 million images as of March 2013, it's archive is approximately 300,000 images larger than Danbooru. It hosts anime-related content, similar to Danbooru, but specializes more in explicit content and hentai. The largest of these boorus, Gelbooru (shown below), launched in May 2007. This site later evolved into the Overbooru, which breaks down boorus based on theme, language and adult content. On March 6th, 2007, launched, attempting to archive all the Booru-style boards. The earliest spinoffs began launching in 2007, surging after the original Danbooru was taken down in March of that year. Websites built on this code became known as "Image Boorus", commonly specializing in specific subject matter or content ratings. The site returned later in 2007 with little fanfare.ĭanbooru's source code was freely available directly on the website and later, was shared on on GitHub. In a 4chan BBS thread, moot mentioned that he offered to provide hosting for the site, but the owner was not interested. Though the exact reason for the closure never came to light, speculations as to why the site was shut down began to surface via affiliate communities such as the HongFire message board and the Anime/ Otaku blog. On March 2nd, 2007, Danbooru was taken offline by the administrator and the source code was made available for programmers looking to create their own imageboards, as well as a database dump for curious fans. Since many of these images are considered Not Safe For Work, the family-friendly alternative Safebooru launched in 2010.

As of March 2013, the site hosts more than 1.37 million images. Danbooru reached its 100,000th upload on January 19th, 2007, followed by the milestone of one million uploads on September 20th, 2011. The earliest archived snapshot of the site was taken on February 15th, 2006, boasting 23,871 images uploaded at the time. According to the offical Danbooru Facebook page, the site launched on May 25th, 2005.
