Simon Willison’s Weblog

13th January 2009 - Link Blog

Sloppy - the slow proxy. Java Web Start GUI application which runs a proxy to the site of your choice simulating lower connection speeds—great for testing how well your ajax holds up under poor network conditions.

Posted 13th January 2009 at 4:17 pm

Recent articles

OpenAI DevDay 2026 live blog - 29th September 2026
2026 in LLMs (so far) - 27th September 2026
Claude Opus 5.5, GPT-6 Sol, GPT-6 Luna, and a new price war - 22nd September 2026

This is a link post by Simon Willison, posted on 13th January 2009.

ajax 61 java 91 javascript 765 javawebstart 1 performance 95 proxies 19 richard-dallaway 1 sloppy 1

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