Simon Willison’s Weblog

JavaScript Minifier that doesn't break code (via) Perl re-implementation of Douglas Crockford’s classic JSMin that doesn’t clobber IE’s conditional comments, by Peter Michaux.

Posted 4th June 2007 at 5:44 pm

Recent articles

V&A East Storehouse and Operation Mincemeat in London - 27th August 2025
The Summer of Johann: prompt injections as far as the eye can see - 15th August 2025
Open weight LLMs exhibit inconsistent performance across providers - 15th August 2025

conditionalcomments 3 douglas-crockford 14 ie 63 internet-explorer 25 james-bennett 19 javascript 719 jsmin 2 perl 26 pete-michaux 4

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