Simon Willison’s Weblog

ActionMonkey (via) SpiderMonkey + Tamarin = ActionMonkey. New JavaScript engine for Mozilla 2, incorporating code from Adobe’s Open Source ActionScript VM.

Posted 24th July 2007 at 3:29 pm

Recent articles

My Lethal Trifecta talk at the Bay Area AI Security Meetup - 9th August 2025
The surprise deprecation of GPT-4o for ChatGPT consumers - 8th August 2025
GPT-5: Key characteristics, pricing and model card - 7th August 2025

actionmonkey 2 actionscript 3 adobe 29 javascript 718 mozilla 112 spidermonkey 5 tamarin 6

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