porta-pages

Small apps that are each a single, self-contained HTML file. Use them here, or save one and open it from disk, offline.

• Girih A tile-laying puzzle built on the five girih tiles of Persian strapwork.
• I Ching Cast a hexagram and read it. The full text of the Book of Changes is included, in Chinese, in James Legge's English translation, and in modern English.
• Oblique Engineering A deck of prompts for getting unstuck on software problems, after Brian Eno and Peter Schmidt's Oblique Strategies.
• Web features for a self-contained HTML file Which web platform features can be relied on in a single HTML file opened from disk. Needs a network connection on the first visit.
• Should I open the windows? Compares indoor and outdoor air by heat and moisture, and estimates what letting it in would cost or save with your air conditioner or dehumidifier.
• Workbench Checks porta-pages apps against the repo's conventions, using only the browser. Pick the repo folder, drop in some files, or enter URLs.