Konachan

Konachan is a large-scale English-language imageboard dedicated to anime and manga-themed artwork. The platform was founded in 2007 and is operated by an independent entity headquartered in an undisclosed location. It functions as a repository and community hub for user-generated content, primarily focusing on high-quality anime-style illustrations, wallpapers, and fan art. The site is indexed by Google and attracts approximately 1.2 million unique visitors monthly, with a user base of around 500,000 registered accounts who can upload, tag, and comment on images. Revenue is generated through contextual advertising and premium membership options that remove advertisements and provide additional features. The technology stack includes a custom PHP-based backend with a MySQL database for content management and a Redis caching layer for performance optimization. A key technical feature is its robust and user-contributed tagging system, which allows for granular organization of content. The platform operates a content moderation team of approximately 50 volunteer staff who enforce a strict set of community guidelines, including prohibitions against explicit content and certain character archetypes. The site supports anonymous posting as well as registered accounts, and its image upload system allows for files up to 10MB in size, supporting common formats like JPG, PNG, and GIF.