This document summarizes a presentation about the Sphinx documentation tool. It discusses what Sphinx is, how it is currently being used, ideas for its future development, the Sphinx community in Japan, and announces an upcoming Sphinx hackathon event. The presentation covers topics like Sphinx extensions, themes, automation, usage cases, and the future inclusion of improved Japanese PDF support and a web-based editor.
Blockdiag is a simple diagram generator that allows users to create diagrams from text using a simple syntax. It generates diagram images by connecting node names with arrows and supports attributes like color, shape, and style. Blockdiag has a family of related tools like seqdiag and nwdiag that generate other types of diagrams. It can be embedded in documentation tools and has interactive online demos.