Simon Willison’s Weblog

DebugBar. Suggested at BarCamp London 3 as a useful tool for developing with IE; apparently includes a great JavaScript debugger.

Posted 25th November 2007 at 10:32 am

Recent articles

Deep Blue - 15th February 2026
The evolution of OpenAI's mission statement - 13th February 2026
Introducing Showboat and Rodney, so agents can demo what they’ve built - 10th February 2026

barcamplondon3 1 debugbar 1 debugger 5 debugging 35 internet-explorer 74 javascript 742

Monthly briefing

Sponsor me for $10/month and get a curated email digest of the month's most important LLM developments.

Pay me to send you less!

Sponsor & subscribe