Comparison
endee vs pgvector
Verdict
Pick endee if endee is an efficient vector database capable of managing up to 1 billion vectors on one node, with significant performance boosts from its optimized indexing and execution; pick pgvector if pgvector extends PostgreSQL with efficient vector similarity searches.
Markdown twin · endee alternatives · pgvector alternatives
GraphCanon updated 3w
Trust & integrity
| Signal | endee | pgvector |
|---|---|---|
| Maintenance | Active (22d since push) As of 4w · github_public_v1 | Very active (0d since push) As of 3w · github_public_v1 |
| Provenance | Not a fork · Organization account As of 4w · github_public_v1 | Not a fork · Organization account As of 3w · github_public_v1 |
| OSV dependency advisories | No lockfile (source not queried) As of 1mo · osv@v1 | No lockfile (source not queried) As of 1mo · osv@v1 |
| deps.dev advisories | Not queried deps.dev@v1 | Not queried deps.dev@v1 |
| OpenSSF Scorecard | Not queried openssf-scorecard@v1 | Not queried openssf-scorecard@v1 |
Tagline
- endee
- A high-performance vector database handling up to 1B vectors on one node
- pgvector
- Open-source vector similarity search for Postgres
Stars
- endee
- 1.3k
- pgvector
- 22k
Forks
- endee
- 1.7k
- pgvector
- 1.3k
Open issues
- endee
- 31
- pgvector
- 14
Language
- endee
- C++
- pgvector
- C
Adopt for
- endee
- Endee is an efficient vector database capable of managing up to 1 billion vectors on one node, with significant performance boosts from its optimized indexing and execution.
- pgvector
- pgvector extends PostgreSQL with efficient vector similarity searches.
Persona
- endee
- -
- pgvector
- -
Runtime
- endee
- -
- pgvector
- -
License
- endee
- AGPL-3.0
- pgvector
- Other
Last pushed
- endee
- Jun 29, 2026
- pgvector
- Jul 28, 2026
Categories
- endee
- Vector Databases
- pgvector
- Vector Databases
Trust and health
Maintenance
- endee
- Active (82%)
- pgvector
- Very active (96%)
Days since push
- endee
- 22d
- pgvector
- 0d
Open issues (now)
- endee
- 31
- pgvector
- 14
Full report
- endee
- Trust report
- pgvector
- Trust report
Typed relationship
endee alternative pgvectorBoth Endee and PgVector are open-source solutions for efficient vector similarity search, with the difference being that PgVector integrates into Postgres.
Choose endee if…
- endee is primarily C++; pgvector is C.
- License: endee is AGPL-3.0, pgvector is Other.
- Pricing: Information about the pricing model of Endee is not provided in the repository..
- Both Endee and PgVector are open-source solutions for efficient vector similarity search, with the difference being that PgVector integrates into Postgres.
- Tags unique to endee: ai-search, ann, hnsw, image-search.
- When you need extreme performance in handling large-scale vector datasets for AI搜索和图像搜索任务。
When NOT to use endee
- When your project requires a vector database under less permissive licenses than AGPL-3.0.
- ，Endee。
- AI，。
Choose pgvector if…
- pgvector is primarily C; endee is C++.
- License: pgvector is Other, endee is AGPL-3.0.
- Both Endee and PgVector are open-source solutions for efficient vector similarity search, with the difference being that PgVector integrates into Postgres.
- Tags unique to pgvector: approximate-nearest-neighbor-search, nearest-neighbor-search.
- When you need to perform approximate nearest neighbor or exact nearest neighbor searches on your vectors and prefer to keep the data within a PostgreSQL database.
When NOT to use pgvector
- When the requirement is to have a standalone in-memory or distributed vector database system as pgvector remains strictly integrated with PostgreSQL.
- For scenarios where high availability and clustering capabilities without manual intervention (beyond what standard PostgreSQL offers) are necessary.
- If the application's performance benefits significantly from a pre-optimized engine tailored specifically towards vector searches, rather than leveraging an extension within PostgreSQL.
Explore
Sources
Every stat on this page traces to a dated GitHub sync, license file, enrichment field, or trust scan.
- GitHub stars (endee-io/endee) · observed Jul 22, 2026
- GitHub forks (endee-io/endee) · observed Jul 22, 2026
- Last push (endee-io/endee) · observed Jun 29, 2026
- License file (AGPL-3.0) · observed Jul 22, 2026
- Decision facts (enrichment) · observed Jul 14, 2026
- Trust scan (lockfile / OSV) · observed Jul 11, 2026
- GitHub stars (pgvector/pgvector) · observed Jul 28, 2026
- GitHub forks (pgvector/pgvector) · observed Jul 28, 2026
- Last push (pgvector/pgvector) · observed Jul 28, 2026
- License file (Other) · observed Jul 28, 2026
- Decision facts (enrichment) · observed Jul 11, 2026
- Trust scan (lockfile / OSV) · observed Jul 11, 2026
GitHub stars on cards: endee 1.3k · pgvector 22k (synced Jul 22, 2026).
Common questions
- What is the difference between endee and pgvector?
- endee: A high-performance vector database handling up to 1B vectors on one node. pgvector: Open-source vector similarity search for Postgres. See the comparison table for live GitHub stats and shared categories.
- When should I choose endee over pgvector?
- Choose endee over pgvector when endee is primarily C++; pgvector is C; License: endee is AGPL-3.0, pgvector is Other; Pricing: Information about the pricing model of Endee is not provided in the repository.; Both Endee and PgVector are open-source solutions for efficient vector similarity search, with the difference being that PgVector integrates into Postgres; Tags unique to endee: ai-search, ann, hnsw, image-search; When you need extreme performance in handling large-scale vector datasets for AI搜索和图像搜索任务。.
- When should I choose pgvector over endee?
- Choose pgvector over endee when pgvector is primarily C; endee is C++; License: pgvector is Other, endee is AGPL-3.0; Both Endee and PgVector are open-source solutions for efficient vector similarity search, with the difference being that PgVector integrates into Postgres; Tags unique to pgvector: approximate-nearest-neighbor-search, nearest-neighbor-search; When you need to perform approximate nearest neighbor or exact nearest neighbor searches on your vectors and prefer to keep the data within a PostgreSQL database.
- When should I avoid endee?
- When your project requires a vector database under less permissive licenses than AGPL-3.0. ，Endee。 AI，。
- When should I avoid pgvector?
- When the requirement is to have a standalone in-memory or distributed vector database system as pgvector remains strictly integrated with PostgreSQL. For scenarios where high availability and clustering capabilities without manual intervention (beyond what standard PostgreSQL offers) are necessary. If the application's performance benefits significantly from a pre-optimized engine tailored specifically towards vector searches, rather than leveraging an extension within PostgreSQL.
- Is endee or pgvector more popular on GitHub?
- pgvector has more GitHub stars (22,375 vs 1,329). Stars measure visibility, not whether either tool fits your constraints.
- Are endee and pgvector open source?
- Yes - both are open-source projects on GitHub (endee: AGPL-3.0, pgvector: Other).
- Where can I find alternatives to endee or pgvector?
- GraphCanon lists graph-backed alternatives at endee alternatives and pgvector alternatives (endee markdown twin, pgvector markdown twin), ranked by typed relationship edges rather than popularity votes.
- Is there a machine-readable version of this comparison?
- Yes. The markdown twin at this comparison mirrors this page for agents and LLM crawlers, with the same stats table and FAQ answers.
- Which is better maintained, endee or pgvector?
- endee: Active. pgvector: Very active. Compare maintenance labels, days since push, and release cadence in the trust section below - stars alone do not measure maintenance.
- Where are the full trust reports for endee and pgvector?
- GraphCanon publishes per-repo trust reports with dated maintenance, provenance, and scan summaries: endee trust report; pgvector trust report.