TumblrBackup is a backup application for the public side of Tumblr sites. Minimal restoring is implemented. TumblrBackup uses the old Tumblr API.
Twistr is a very simple Tumblr client. It currently allows you to create text and photo posts. It is based around cURL and core utils, and is in an early development cycle.
A planted aquarium fertilizer calculator.
Lets you view several files at once in a window, with colors.