Backup Bouncer — software to test how effective your backup tools are: you copy files to a test area by whatever means you like, then run this tool to see whether permissions, flags, owners, contents, timestamps, etc. are preserved. (via Joshua Schachter)
reVerb — open source (GPLv3) toolkit for learning triples from text. See the paper for more details.
The growing role of software architects: “Architecture has become much more interesting now because it’s become more encompassing," says Neal Ford, software architect and meme wrangler at ThoughtWorks.