A community where you can buy and sell gently used, slightly obsolete tech. Phones, laptops, tablets, computers, and other personal electronics.
An archive of recorded messages and error tones from United States telephony networks. Available for online listening or free download.
Software that emulates the guidance computer of the Apollo space capsules.
Twelve simple truths (and a couple of corollaries) about networks, networking, and network protocols.
Just what it says on the tin.
4223 links, including 281 private