Simon Willison’s Weblog

Amazon S3: Versioning Proposal. The us-west-1 S3 bucket region now optionally supports versioning—once enabled on a bucket, all previous versions of keys will be preserved.

Posted 24th January 2010 at 1:38 pm

Recent articles

Highlights from my appearance on the Data Renegades podcast with CL Kao and Dori Wilson - 26th November 2025
Claude Opus 4.5, and why evaluating new LLMs is increasingly difficult - 24th November 2025
sqlite-utils 4.0a1 has several (minor) backwards incompatible changes - 24th November 2025

amazon 69 amazonaws 3 s3 62 storage 5 versioning 7

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