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Tool

pgvector

PostgreSQL extension adding vector types and HNSW or IVFFlat indexes, so embeddings live in the same database and the same backup as the rest of the application data.

Source
Registry entry — nothing fetched yet
Verified
Evidence not verified
Confidence
Unknown

01What this is

Delivery
Libraries
Vendor
no vendor recorded (community project)
Categories
vector-database, database
Use cases
internal-knowledge-search, document-qa, knowledge-management
Open source
yes (registry entry — the licence itself is a repository fact)

The rows above are the registry entry — who this is and where to find it. They are not claims about the vendor’s behaviour; those live under “Verified facts”, with the document each one came from.


02Repository

pgvector/pgvector

Maturity75/ 100

Maintenance
100%
Releases
30%
Contributors
50%
Issues
99%
Community
87%
Stars
22,735
Forks
1,295
Open issues
13
Contributors
Primary language
C
Licence
Other
Latest release
unknown
Last push
20 Aug 2026

Basis

  • Maintenance 1 — last push 5 days ago (20 Aug 2026)
  • Releases 0.3 — the project publishes no releases
  • Contributors 0.5 (not measured) — the contributor count was not available
  • Issues 0.994 — 13 open issues against 22735 stars (0 at 10% of stars)
  • Community 0.871 — 22735 stars (log10/5, capped at 1)
  • Overall 0.752 — weighted mean of maintenance, releases, contributors, issues, community (weights maintenance 0.3, releases 0.2, contributors 0.15, issues 0.1, community 0.25, renormalised over the components present)

Full repository record


03Verified facts

0 verified

Nothing has been verified about this tool yet, and no vendor document is being watched for it.


04Vendor documents

0 watched

No vendor document is being watched for this tool.


05Hosting options

Self-hosted
Can be run on hardware you own or rent, with no vendor in the data path.
Private cloud
Can be deployed into a cloud account and region you control, with the provider as a processor.
Vendor cloud
Offered as a hosted service on the vendor’s own infrastructure.
On-premise (enterprise plan)
On-premise deployment is offered, typically only on an enterprise agreement.

06Deployment stacks

5 using it

07Alternatives

Tools that serve at least one of the same use cases. Open-source alternatives, with the repository facts behind them, have their own page.

Self-hosted alternatives to pgvector


08By jurisdiction

Issue-spotting for this tool under each published jurisdiction, built from the same rules an answer uses. A page with nothing researched says so rather than filling the gap.


09Evidence

0 documents

No sources were recorded for this answer. Nothing on this page should be treated as verified.

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From the field

0 deployments · 0 questions

Nobody has reported deploying this here yet, and no question has been opened against this page. Both appear once a reviewer accepts them.