The Guetzli image optimizer by Google developers produces smaller images than JPEG while maintaining the same quality, but it requires a powerful computer with a large working memory.

Sys admin columnist Charly Kühnast has an electronic note box in which he collects ideas and small snippets of code. He calls it his "quarry" and is taking this opportunity to offer up some collectors' items to regular readers.

With a little effort, you can create digital audio files with CD quality sound.

Brown Dog Gadgets is making science education more accessible and affordable with open hardware.

As a countermeasure to predators of rare ground-breeding birds, live traps are monitored by a microcontroller and a Raspberry Pi.

The Python evdev library offers a simple way to connect input devices, even if you don't know the key bindings.

Open source is for you, yes, but it's also for unknown others.

Your own personal cloud.

Audacity 2.2.0, samplv1, Spotitube, Ternimal, DriveSync, Simon Tatham's Portable Puzzle Collection, and more!

Bd, autojump, and Fasd improve the workflow for command-line aficionados thanks to quick navigation in the filesystem.