1.alibaba / zvec
A lightweight, lightning-fast, in-process vector database
- rag
- agent-skills
- embedded
- faiss
- hnsw
- llm-memory
- +9 more
+6,730 stars
from 9,448 · score 8.81
Trending repositories
Ranked by Attention Score: stars gained over the last 180 complete days
1–100 of 311 by Attention Score · May 8, 2026 – Nov 3, 2026 (UTC)
2.qdrant / qdrant
Qdrant - High-performance, massive-scale Vector Database and Vector Search Engine for the next generation of AI. Also available in the cloud https://cloud.qdrant.io/
- neural-network
- search-engine
- knn-algorithm
- hnsw
- vector-search
- nearest-neighbor-search
- +14 more
+4,545 stars
from 30,866 · score 8.42
3.LMCache / LMCache
LMCache: Supercharge Your LLM with the Fastest KV Cache Layer
+4,171 stars
from 8,101 · score 8.34
4.ClickHouse / ClickHouse
ClickHouse® is a real-time analytics database management system
+3,813 stars
from 46,923 · score 8.25
5.prometheus / prometheus
The Prometheus monitoring system and time series database.
- monitoring
- metrics
- alerting
- graphing
- time-series
- prometheus
- +1 more
+3,382 stars
from 63,549 · score 8.13
6.dbeaver / dbeaver
Free universal database tool and SQL client
- sql
- database
- dbeaver
- gui
- mysql
- postgresql
- +12 more
+2,771 stars
from 49,522 · score 7.93
7.milvus-io / milvus
Milvus is a high-performance, cloud-native vector database built for scalable vector ANN search
- anns
- nearest-neighbor-search
- faiss
- vector-search
- image-search
- hnsw
- +12 more
+2,750 stars
from 43,828 · score 7.92
8.databasus / databasus
PostgreSQL backup tool with Point-In-Time-Recovery and restore verification
- backup
- backups
- database
- pg
- postgres
- postgresql
- +13 more
+2,548 stars
from 6,679 · score 7.84
9.dolthub / dolt
Dolt – Git for Data
+2,396 stars
from 22,412 · score 7.78
10.microg / GmsCore
Free implementation of Play Services
+2,220 stars
from 12,963 · score 7.71
+2,215 stars
from 33,992 · score 7.70
12.prisma / orm
The Prisma ORM: write your application in TypeScript with human-readable queries instead of SQL. Host your database on Prisma Postgres and your app on Prisma Compute.
+2,129 stars
from 45,531 · score 7.66
13.chroma-core / chroma
Search infrastructure for AI
+2,012 stars
from 27,615 · score 7.61
14.lancedb / lancedb
Developer-friendly OSS embedded retrieval library for multimodal AI. Search More; Manage Less.
- approximate-nearest-neighbor-search
- image-search
- nearest-neighbor-search
- recommender-system
- search-engine
- semantic-search
- +2 more
+1,699 stars
from 10,142 · score 7.44
15.neondatabase / neon
Neon: Serverless Postgres. We separated storage and compute to offer autoscaling, code-like database branching, and scale to zero.
+1,679 stars
from 21,614 · score 7.43
16.electric-sql / pglite
Embeddable Postgres with real-time, reactive bindings.
+1,161 stars
from 15,073 · score 7.06
17.opensearch-project / OpenSearch
🔎 Open source distributed and RESTful search engine.
- search
- search-engine
- analytics
- java
- foss
- apache2
+1,160 stars
from 12,791 · score 7.06
18.VictoriaMetrics / VictoriaMetrics
VictoriaMetrics: fast, cost-effective monitoring solution and time series database
- tsdb
- prometheus
- promql
- influxdb
- graphite
- opentsdb
- +9 more
+1,153 stars
from 16,848 · score 7.05
19.benbjohnson / litestream
Streaming replication for SQLite.
+1,097 stars
from 13,472 · score 7.00
20.Portabase / portabase
Portabase - Database backup & restore tool for PostgreSQL, MySQL, MsSQL, MariaDB, Firebird SQL, SQLite, MongoDB, Redis, Files and Docker Volume
+1,075 stars
from 792 · score 6.98
21.etcd-io / etcd
Distributed reliable key-value store for the most critical data of a distributed system
- etcd
- raft
- distributed-systems
- kubernetes
- go
- database
- +4 more
+1,061 stars
from 51,381 · score 6.97
22.apache / doris
Apache Doris is a real-time analytics and hybrid search database for AI agents.
+979 stars
from 15,196 · score 6.89
23.pingcap / tidb
TiDB is built for agentic workloads that grow unpredictably, with ACID guarantees and native support for transactions, analytics, and vector search. No data silos. No noisy neighbors. No infrastructure ceiling.
+873 stars
from 39,834 · score 6.77
24.transact-rs / sqlx
🧰 The Rust SQL Toolkit. An async, pure Rust SQL crate featuring compile-time checked queries without a DSL. Supports PostgreSQL, MySQL, and SQLite.
+817 stars
from 16,805 · score 6.71
25.trinodb / trino
Official repository of Trino, the distributed SQL query engine for big data, formerly known as PrestoSQL (https://trino.io)
+730 stars
from 12,714 · score 6.59
26.matrix-construct / tuwunel
Official successor to conduwuit
- chat
- conduit
- conduwuit
- matrix-chat
- matrix-server
- rocksdb
- +4 more
+717 stars
from 2,013 · score 6.58
27.questdb / questdb
QuestDB is a high performance, open-source, time-series database
- time-series
- low-latency
- database
- sql
- questdb
- tsdb
- +14 more
+709 stars
from 16,787 · score 6.57
28.quickwit-oss / quickwit
Cloud-native OSS search engine for observability
- rust
- log-management
- logs
- tantivy
- cloud-native
- open-source
- +4 more
+658 stars
from 11,106 · score 6.49
29.StarRocks / starrocks
The world's fastest open query engine for sub-second analytics both on and off the data lakehouse. With the flexibility to support nearly any scenario, StarRocks provides best-in-class performance for multi-dimensional analytics, real-time analytics, and ad-hoc queries. A Linux Foundation project.
+655 stars
from 11,574 · score 6.49
30.neuml / txtai
💡 All-in-one AI framework for semantic search, LLM orchestration and language model workflows
- python
- search
- nlp
- semantic-search
- vector-search
- txtai
- +14 more
+654 stars
from 12,408 · score 6.48
31.apple / foundationdb
FoundationDB - the open source, distributed, transactional key-value store
- key-value-store
- transactional
- acid
- distributed-database
- foundationdb
+590 stars
from 16,248 · score 6.38
32.vitessio / vitess
Vitess is a database clustering system for horizontal scaling of MySQL.
- cncf
- mysql
- database-cluster
- shard
- kubernetes
- vitess
+578 stars
from 20,824 · score 6.36
33.simonw / datasette
An open source multi-tool for exploring and publishing data
+570 stars
from 10,968 · score 6.35
34.influxdata / influxdb
Scalable datastore for metrics, events, and real-time analytics
+511 stars
from 31,286 · score 6.24
35.ariga / atlas
Declarative schema migrations with schema-as-code workflows
+499 stars
from 8,309 · score 6.21
36.flyway / flyway
Flyway by Redgate • Database Migrations Made Easy.
- flyway
- java
- database-migrations
- java-library
- continuous-delivery
- devops
- +13 more
+476 stars
from 9,709 · score 6.17
37.apache / age
Graph database optimized for fast analysis and real-time data processing. It is provided as an extension to PostgreSQL.
- postgresql
- graph-database
- analytics
- postgresql-extension
- graphdb
- multi-model-dbms
- +2 more
+467 stars
from 4,460 · score 6.15
38.dexie / Dexie.js
A Minimalistic Wrapper for IndexedDB
+463 stars
from 14,210 · score 6.14
39.apache / cassandra
Open source transactional distributed database. Linear scalability and proven fault-tolerance on commodity hardware or cloud infrastructure without compromising performance.
+453 stars
from 9,680 · score 6.12
+403 stars
from 17,530 · score 6.00
41.instantdb / instant
Instant is the best backend for AI-coded apps. You get auth, permissions, storage, presence, and streams — everything you need to ship apps your users will love.
+397 stars
from 10,166 · score 5.99
42.dbeaver / cloudbeaver
Cloud Database Manager
+389 stars
from 4,828 · score 5.97
43.ddev / ddev
Docker-based local PHP+Node.js web development environments
+374 stars
from 3,569 · score 5.93
44.tikv / tikv
Distributed transactional key-value database, originally created to complement TiDB
- distributed-transactions
- raft
- rust
- key-value
- tikv
- consensus
- +4 more
+364 stars
from 16,573 · score 5.90
45.vesoft-inc / nebula
A distributed, fast open-source graph database featuring horizontal scalability and high availability
- graph-database
- distributed
- database
- graphdb
- raft
- cpp
- +11 more
+364 stars
from 12,102 · score 5.90
46.oceanbase / oceanbase
OceanBase is the unified distributed database for the AI era — open-source, multi-model, one engine for your most demanding workloads.
- oceanbase
- paxos
- htap
- cloud-native
- mysql-compatibility
- oltp
- +14 more
+326 stars
from 10,040 · score 5.79
47.pubkey / rxdb
The local-first database that runs on every JS runtime and replicates with your existing backend - no vendor, no lock-in - https://rxdb.info/
- database
- nosql
- nodejs
- couchdb
- react-native
- pouchdb
- +14 more
+320 stars
from 23,099 · score 5.77
48.electric-sql / electric
The agent platform built on sync.
- elixir
- postgres
- crdts
- crdt
- replication
- sync
- +5 more
+318 stars
from 10,102 · score 5.77
49.unum-cloud / USearch
Fast Open-Source Search & Clustering engine × for Vectors & Arbitrary Objects × in C++, C, Python, JavaScript, Rust, Java, Objective-C, Swift, C#, GoLang, and Wolfram 🔍
- kann
- vector-search
- approximate-nearest-neighbor-search
- simd
- search
- similarity-search
- +12 more
+315 stars
from 4,054 · score 5.76
50.clidey / whodb
Where data access meets operational intelligence
- mysql
- postgresql
- ai-agent
- data-catalog
- data-governance
- data-integration
- +14 more
+307 stars
from 4,742 · score 5.73
51.infiniflow / infinity
The AI-native database built for LLM applications, providing incredibly fast hybrid search of dense vector, sparse vector, tensor (multi-vector), and full-text.
- ai-native
- nearest-neighbor-search
- rag
- vector-search
- information-retrival
- bm25
- +13 more
+284 stars
from 4,474 · score 5.65
52.blevesearch / bleve
A modern text/numeric/geo-spatial/vector indexing library for go
+278 stars
from 10,972 · score 5.63
53.dgraph-io / badger
Fast key-value DB in Go.
+274 stars
from 15,524 · score 5.62
54.dgraph-io / dgraph
high-performance graph database for real-time use cases
- database
- distributed
- go
- knowledge-graph
+273 stars
from 21,546 · score 5.61
55.thanos-io / thanos
Highly available Prometheus setup with long term storage capabilities. A CNCF Incubating project.
- prometheus
- google-cloud-storage
- high-availability
- prometheus-ha-pairs
- thanos
- s3
- +8 more
+269 stars
from 13,995 · score 5.60
56.diesel-rs / diesel
A safe, extensible ORM and Query Builder for Rust
+265 stars
from 13,955 · score 5.58
57.redisson / redisson
Redisson: Valkey & Redis Java Client and Real-Time Data Platform. Sync/Async/RxJava/Reactive API. Extends Valkey and Redis with over 60 objects and services: Set, Multimap, SortedSet, Map, List, Queue, Deque, Semaphore, Lock, AtomicLong, Map Reduce, Bloom filter, Spring, Tomcat, Scheduler, JCache API, Hibernate, RPC, local cache..
+256 stars
from 24,168 · score 5.55
58.chdb-io / chdb
chDB is an in-process OLAP SQL Engine 🚀 powered by ClickHouse
- data-science
- database
- embedded-database
- olap
- python
- sql
- +4 more
+250 stars
from 2,674 · score 5.53
59.FerretDB / FerretDB
A truly Open Source MongoDB alternative
- mongodb
- mongo
- mongodb-database
- mongo-db
- golang
- postgresql
- +6 more
+248 stars
from 10,864 · score 5.52
+247 stars
from 16,972 · score 5.51
61.apache / cloudberry
One advanced and mature open-source MPP (Massively Parallel Processing) database. Open source alternative to Greenplum Database.
- database
- data-analysis
- data-warehouse
- olap
- postgresql
- sql
- +8 more
+236 stars
from 1,202 · score 5.47
62.baomidou / mybatis-plus
An powerful enhanced toolkit of MyBatis for simplify development
+229 stars
from 17,253 · score 5.44
63.apache / kvrocks
Apache Kvrocks is a distributed key value NoSQL database that uses RocksDB as storage engine and is compatible with Redis protocol.
- redis
- kv
- namespace
- redis-cluster
- distributed
- database
+208 stars
from 4,281 · score 5.34
64.go-jet / jet
Type safe SQL builder with code generation and automatic query result data mapping
- golang
- sql
- sqlbuilder
- postgresql
- code-generator
- database
- +14 more
+199 stars
from 3,628 · score 5.30
65.activeloopai / deeplake
Deeplake is AI Data Runtime for Agents. It provides serverless postgres with a multimodal datalake, enabling scalable retrieval and training.
- deep-learning
- pytorch
- ai
- mlops
- computer-vision
- datalake
- +13 more
+193 stars
from 9,072 · score 5.27
66.xataio / pgroll
PostgreSQL zero-downtime migrations made easy
- golang
- migrations
- postgresql
- zero-downtime
- hacktoberfest
- postgres
- +1 more
+183 stars
from 6,430 · score 5.21
67.nextapps-de / flexsearch
Next-generation full-text search library for Browser and Node.js
- search
- search-algorithm
- search-engine
- searching-algorithms
- searching
- search-in-text
- +11 more
+180 stars
from 13,637 · score 5.20
68.geldata / gel
Gel supercharges Postgres with a modern data model, graph queries, Auth & AI solutions, and much more.
- database
- edgedb
- high-performance
- edgeql
- relational-database
- graph-relational
- +1 more
+177 stars
from 14,003 · score 5.18
69.nmslib / hnswlib
Header-only C++/python library for fast approximate nearest neighbors
+177 stars
from 5,188 · score 5.18
70.apache / couchdb
Seamless multi-primary syncing database with an intuitive HTTP/JSON API, designed for reliability
+163 stars
from 6,837 · score 5.10
71.prestodb / presto
The official home of the Presto distributed SQL query engine for big data
+156 stars
from 16,615 · score 5.06
72.MagicStack / asyncpg
A fast PostgreSQL Database Client Library for Python/asyncio.
- postgresql
- python
- python-3
- asyncio
- async-python
- async-programming
- +2 more
+156 stars
from 7,962 · score 5.06
+155 stars
from 6,850 · score 5.05
74.spotify / annoy
Approximate Nearest Neighbors in C++/Python optimized for memory usage and loading/saving to disk
- c-plus-plus
- python
- nearest-neighbor-search
- locality-sensitive-hashing
- approximate-nearest-neighbor-search
- golang
- +1 more
+154 stars
from 14,177 · score 5.04
+154 stars
from 13,939 · score 5.04
+153 stars
from 12,677 · score 5.04
+151 stars
from 20,284 · score 5.02
78.simonw / sqlite-utils
Python CLI utility and library for manipulating SQLite databases
+150 stars
from 2,034 · score 5.02
79.apache / datafusion-ballista
Apache DataFusion Ballista Distributed Query Engine
- arrow
- big-data
- dataframe
- olap
- python
- query-engine
- +3 more
+150 stars
from 2,016 · score 5.02
80.schemahero / schemahero
A Kubernetes operator for declarative database schema management (gitops for database schemas)
- database-schema
- database-management
- kubernetes
- kubernetes-operator
- gitops
- database-schemas
- +2 more
+149 stars
from 1,123 · score 5.01
81.infinilabs / analysis-ik
🚌 The IK Analysis plugin integrates Lucene IK analyzer into Elasticsearch and OpenSearch, support customized dictionary.
- elasticsearch
- ik-analysis
- analyzer
- java
- easysearch
- opensearch
+146 stars
from 17,371 · score 4.99
82.GreenmaskIO / greenmask
Database anonymization and test data management
- golang
- obfuscation
- postgresql
- security
- security-tools
- anonymization
- +14 more
+136 stars
from 1,664 · score 4.92
83.apache / hugegraph
A graph database that supports more than 100+ billion data, high performance and scalability (Include OLTP Engine & REST-API & Backends)
- database
- graph-database
- graph
- gremlin
- big-data
- graphdb
+128 stars
from 3,070 · score 4.86
+127 stars
from 9,175 · score 4.85
+126 stars
from 2,582 · score 4.84
86.apache / pouchdb
:kangaroo: - PouchDB is a pocket-sized database.
+120 stars
from 17,504 · score 4.80
87.rust-postgres / rust-postgres
Native PostgreSQL driver for the Rust programming language
+117 stars
from 3,913 · score 4.77
88.tortoise / tortoise-orm
Familiar asyncio ORM for python, built with relations in mind
- orm
- asyncio
- async
- python3
- sqlite
- postgresql
- +1 more
+116 stars
from 5,524 · score 4.76
89.fastfloat / fast_float
Fast and exact implementation of the C++ from_chars functions for number types: 4x to 10x faster than strtod, part of GCC 12, MySQL, DuckDB, Chromium, Redis and WebKit/Safari
+104 stars
from 2,039 · score 4.65
90.lynxbase / lynxdb
A lightweight schema-on-read analytics in a single binary
+104 stars
from 182 · score 4.65
91.apache / solr
Apache Solr open-source search software
+100 stars
from 1,596 · score 4.62
92.cortexproject / cortex
A horizontally scalable, highly available, multi-tenant, long term Prometheus.
- prometheus
- kubernetes
- monitoring
- cncf
- hacktoberfest
+95 stars
from 5,782 · score 4.56
93.VectorDB-NTU / RaBitQ-Library
Official library for RaBitQ vector quantization and approximate nearest-neighbor search, in C++ and Python.
- nearest-neighbor-search
- quantization
- vector-database
- vector-search
- ann
- approximate-nearest-neighbor-search
- +7 more
+91 stars
from 202 · score 4.52
94.RoaringBitmap / roaring
Roaring bitmaps in Go (golang), used by InfluxDB, Bleve, DataDog
- go
- roaring-bitmaps
- bitmap-compression
- bitset
- indexing
- databases
+90 stars
from 2,864 · score 4.51
95.realm / realm-swift
Realm is a mobile database: a replacement for Core Data & SQLite
+86 stars
from 16,513 · score 4.47
96.allegro / bigcache
Efficient cache for gigabytes of data written in Go.
+85 stars
from 8,091 · score 4.45
97.ClickHouse / clickhouse-go
Golang driver for ClickHouse
- clickhouse
- database
- golang-driver
- analytics-database
- golang
- sql
+84 stars
from 3,272 · score 4.44
98.amitshekhariitbhu / Android-Debug-Database
A library for debugging android databases and shared preferences - Make Debugging Great Again
+83 stars
from 8,623 · score 4.43
99.Wisser / Jailer
Database Subsetting and Relational Data Browsing Tool.
+77 stars
from 3,139 · score 4.36
100.JSQLParser / JSqlParser
JSqlParser parses an SQL statement and translate it into a hierarchy of Java classes. The generated hierarchy can be navigated using the Visitor Pattern
- sql
- java
- parser
- ast
- postgresql
- mysql
- +7 more
+73 stars
from 5,897 · score 4.30