S3-compatible storage seam: presigned uploads, signed downloads, optional public CDN target. Provider-agnostic, edge-runtime safe, zero framework deps.
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Updated
May 7, 2026 - TypeScript
S3-compatible storage seam: presigned uploads, signed downloads, optional public CDN target. Provider-agnostic, edge-runtime safe, zero framework deps.
A Cloudflare Worker that proxies requests to a private AWS S3 bucket hosting a static web application. The bucket never needs to be made public; the Worker signs every request using AWS Signature V4 via aws4fetch.
To associate your repository with the aws4fetch topic, visit your repo's landing page and select "manage topics."