We keep a running tally of our top-performing, five-star titles. These are the books that have most impressed and earned praise from readers like you. We’re now sharing the list with the added incentive of a special offer: for one day only, get these five-star ebooks for 50% off.

Ebooks from oreilly.com are DRM-free. You get free lifetime access, multiple file formats, and free updates. Sync with Dropbox — your files, anywhere.

Use discount code: DEAL
This deal expires April 25, 2013 at 11:59pm PT and cannot be combined with other offers. Offer does not apply to Print, or "Print & Ebook" bundle pricing.