Weaviate
A BSD-3 licensed vector database written in Go, with managed shared and dedicated cloud tiers alongside self-hosted deployment.
Free to self-host under BSD-3. Managed cloud has a free sandbox, then billing based on total stored vector dimensions plus object and backup storage, split into a pay-as-you-go tier and a prepaid contract tier.
Open source
Appears in 1 guide
Where it ranks
Guides that include Weaviate.
Security headers
What Weaviate's website sends to your browser.
Scanned 2026-08-25. Grade headers F, scoring 25 out of 100.
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No Content-Security-Policy, so no defence in depth against cross-site scripting
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Strict-Transport-Security is set
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No X-Content-Type-Options, so MIME sniffing is not disabled
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No X-Frame-Options and no CSP frame-ancestors, so clickjacking is possible
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No Referrer-Policy, so full URLs may leak to third parties
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No Permissions-Policy, so powerful browser features are not restricted
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No Cross-Origin-Opener-Policy
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No Cross-Origin-Resource-Policy
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No server-version or X-Powered-By disclosure
This is one narrow, automated check of the HTTP response headers on the vendor's own website. It says nothing about how the product itself is built, how it stores your data, or whether it has ever been audited. A good grade here is a small signal that somebody was paying attention.