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pgvector/pgvector

Open-source vector similarity search for Postgres

#Vector database
Visit GitHub
C
23.7k
1.4k
26 contributors
Custom license
AchievementsView all →
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Omnigraph

Versioned graph database on object storage. Git-style workflows and multimodal retrieval

Momentum

How fast pgvector/pgvector is gaining stars, and where it lands on Trendshift and GitHub Trending

Activity and trending

Stars, forks and merged pull requests each day or month, lined up with the repository's rank on Trendshift Trending

Sep 16 – Nov 15, 2026

Stars +664 in 61 days

0102030
25

Forks +91 in 61 days

0246
5

Merged PRs 0 in 61 days

01

Trendshift Trendingwhere the repository ranked each day it made the top 25

Top 25 in C

1622
Sep 16Sep 24Oct 2Oct 10Oct 18Oct 26Nov 3Nov 11
The left and right arrow keys step from day to day; Home and End go to the first and the last

Stars, forks, merged pull requests and Trendshift Trending rank, by day
DayStars gainedForks gainedMerged PRsC
Wed, Sep 16, 2026+12+00Not trending
Thu, Sep 17, 2026+14+30Not trending
Fri, Sep 18, 2026+22+30#16
Sat, Sep 19, 2026+20+30#22
Sun, Sep 20, 2026+18+10Not trending
Mon, Sep 21, 2026+13+20Not trending
Tue, Sep 22, 2026+5+10Not trending
Wed, Sep 23, 2026+12+00Not trending
Thu, Sep 24, 2026+18+20Not trending
Fri, Sep 25, 2026+6+00Not trending
Sat, Sep 26, 2026+3+20Not trending
Sun, Sep 27, 2026+7+10Not trending
Mon, Sep 28, 2026+9+30Not trending
Tue, Sep 29, 2026+17+10Not trending
Wed, Sep 30, 2026+6+10Not trending
Thu, Oct 1, 2026+13+00Not trending
Fri, Oct 2, 2026+7+00Not trending
Sat, Oct 3, 2026+11+30Not trending
Sun, Oct 4, 2026+9+10Not trending
Mon, Oct 5, 2026+7+10Not trending
Tue, Oct 6, 2026+9+00Not trending
Wed, Oct 7, 2026+7+10Not trending
Thu, Oct 8, 2026+14+00Not trending
Fri, Oct 9, 2026+7+30Not trending
Sat, Oct 10, 2026+12+10Not trending
Sun, Oct 11, 2026+6+10Not trending
Mon, Oct 12, 2026+22+30Not trending
Tue, Oct 13, 2026+25+00Not trending
Wed, Oct 14, 2026+11+00Not trending
Thu, Oct 15, 2026+9+30Not trending
Fri, Oct 16, 2026+18+30Not trending
Sat, Oct 17, 2026+6+00Not trending
Sun, Oct 18, 2026+6+20Not trending
Mon, Oct 19, 2026+12+20Not trending
Tue, Oct 20, 2026+11+00Not trending
Wed, Oct 21, 2026+5+10Not trending
Thu, Oct 22, 2026+14+20Not trending
Fri, Oct 23, 2026+11+50Not trending
Sat, Oct 24, 2026+14+10Not trending
Sun, Oct 25, 2026+9+00Not trending
Mon, Oct 26, 2026+10+10Not trending
Tue, Oct 27, 2026+16+30Not trending
Wed, Oct 28, 2026+15+50Not trending
Thu, Oct 29, 2026+9+30Not trending
Fri, Oct 30, 2026+14+10Not trending
Sat, Oct 31, 2026+8+10Not trending
Sun, Nov 1, 2026+9+20Not trending
Mon, Nov 2, 2026+11+10Not trending
Tue, Nov 3, 2026+4+20Not trending
Wed, Nov 4, 2026+11+20Not trending
Thu, Nov 5, 2026+9+10Not trending
Fri, Nov 6, 2026+13+10Not trending
Sat, Nov 7, 2026+9+00Not trending
Sun, Nov 8, 2026+9+00Not trending
Mon, Nov 9, 2026+10+20Not trending
Tue, Nov 10, 2026+10+20Not trending
Wed, Nov 11, 2026+7+30Not trending
Thu, Nov 12, 2026+11+20Not trending
Fri, Nov 13, 2026+10+20Not trending
Sat, Nov 14, 2026+8+10Not trending
Sun, Nov 15, 2026+4+00Not trending
Total+664+910
  • 1#1 on the list
  • 7Rank that day
  • Not trending
1

    • GitHub trending history

    Where the repository ranked on GitHub Trending, one dot for each day it was on a list

    Aug 7 – Aug 23, 2024Best #15

    #1#5#10#15#20#25
    Top 10
    Oct 2023AprOctAprOctAprOct
    The left and right arrow keys step from day to day; Home and End go to the first and the last

    Mentions and achievements

    Where people are talking about pgvector/pgvector, and every badge it has earned
    1. Nov 141 post

      • 3/ Qdrant Vector search engine built in Rust for speed. • Native hybrid search: dense + sparse vectors • Fast payload filtering alongside vector queries • Production scale with disk-backed storage

        Read full on X, posted by @vedangvatsa

        @vedangvatsa · x.com

    2. 13 days earlier
    3. Nov 11 post

      • 别再只会装 RAG 框架——召回不稳，先查底层向量库。这 6 个开源项目够用： 1 → Milvus（约 4.7 万星 · Apache） 大规模分布式向量检索，生产级 RAG 底座 2 → Qdrant（约 3.5 万星 · Apache） 过滤/payload 强，带条件的语义检索更稳

        Read full on X, posted by @perry_weijie

        @perry_weijie · x.com

    4. 11 days earlier
    5. Oct 211 post

      • 已有 Postgres 的项目做语义检索，可看看开源 pgvector：向量与业务数据放在同一库，支持 SQL 过滤和关联查询。需安装扩展，另选嵌入模型生成向量。先用精确检索作基准；HNSW 等近似索引能提速，但会牺牲召回，带过滤条件时尤其要检查结果是否足量。

        Read full on X, posted by @wgyyy84641

        @wgyyy84641 · x.com

    6. 12 days earlier
    7. Oct 91 post

      • 6 GitHub repos that teach you how databases actually work!

        Read full on Reddit

        r/BestGitHubRepos

    8. 9 days earlier
    9. Sep 301 post

      • • Find similar items using exact or approximate search • Supports many distance measures for comparing vectors • Works with any language that connects to Postgres

        Read full on X, posted by @the_osps

        @the_osps · x.com

    10. 3 months earlier
    11. Jul 34 posts

      • 10x smaller vector indexes in pgvector

        Read full on Hacker News

        Hacker News

      • 10x smaller vector indexes in pgvector

        Read full on Reddit

        r/vectordatabase

      • 10x smaller vector indexes in pgvector

        Read full on Reddit

        r/PostgreSQL

      • TurboQuant can reduce vector index size by 10x at 100M Row Scale

        Read full on Hacker News

        Hacker News

    12. Jun 281 post

      • I Added TurboQuant to Pgvector

        Read full on Hacker News

        Hacker News

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