Blogical is a Sinatra-based micro-blogging engine that requires no database support.
It supports Markdown, and produces ATOM feeds from your metadata. It can run in various limited hosted environments, including free Heroku server and on DreamHost.
Blogical does not support comments, and is built for only a single author.
Blogical is available under the MIT license.
Blogical is derived from Marcus Crafter's "jd" code.