| Ölbaum's Delirium: Thoughts on upcoming technology, including crazy rumors. |
| GigaOM: Technology journalist and Business 2.0 senior writer Om Malik's website about broadband, voice over IP, telecom and other new technologies. |
| Matthew Ogston on Web 2.5: Thoughts and ramblings about the second generation Internet, Web 2.0. |
| O'Reilly Network: Weblogs: The technology weblogs of individual O'Reilly authors. |
| Oliver Brown: Personal blog about technology, programming and Google. |
| Olivier Travers: Online marketing, product management, and operations - putting technology to work to meet business goals. |
| Online Learning Daily: Daily news related to online learning. Covers new tech such as wireless access and tablet computers, e-learnining standards such as SCORM or IMS, learning management systems, instructional design, assessment and evaluation, and issues such as copyright and open access. |
| OpenJar: News for the technology enthusiast. Featuring news ranging from the latest software products to the latest home entertainment digital media centers. |
| Outside the Box: Thoughts on software development and management by Johan Tibell. |
| The Occasional Tech: Random technological experience involving programming, hardware, operating systems, music software, etc; recording solutions to random technological problems, with the hope of helping at least one frustrated techie. |
| The Official Gary Turner Weblog: Commentary and unique ideas. |
| The other side of the story: Telsa's diary of life with geek guru Alan Cox, Linux, Gnome and Open Source. |