Open-source databases software
2037 open-source libraries, tools and applications tagged databases, ranked by how closely databases is their primary purpose, then by adoption and maintenance health. Each entry links to a page with sources, use cases and when to choose or avoid it.
2037 products, primary matches first, then adoption-weighted; health v2 shown.
| Product | Health v2 | Stars | Maturity |
|---|---|---|---|
| Tencent/TBase TBase is an enterprise-level distributed HTAP database based on the Postgres-XL project, providing highly consistent distributed transactio… | 42 | 1442 | maintenance |
| smallnest/gen A Go CLI code generator that connects to an existing database, analyzes its schema, and produces GORM-compatible struct definitions with go… | 23 | 1439 | maintenance |
| huangzhibiao/BGFMDB BGFMDB is an Objective-C library built on top of FMDB/SQLite that provides object-relational mapping for iOS models, allowing CRUD operatio… | 23 | 1439 | maintenance |
| yahoo/mysql_perf_analyzer A Java web application from Yahoo for MySQL performance monitoring and analysis, packaged as a Jetty-wrapped WAR with a built-in Derby or M… | 32 | 1432 | maintenance |
| evildecay/etcdkeeper A lightweight web-based UI client for managing etcd key-value stores, supporting both etcd 2.x and 3.x. It provides a browser interface for… | 23 | 1430 | maintenance |
| zhihao-chen/QASystemOnMedicalGraph A medical-domain knowledge graph question answering system built in Python with Neo4j, containing ~37k entities and ~210k relations scraped… | 32 | 1428 | maintenance |
| basho/bitcask Bitcask is a log-structured hash table storage engine for fast key/value data, written in Erlang by Basho. It is the underlying storage eng… | 63 | 1421 | maintenance |
| dbcli/mssql-cli mssql-cli is an interactive command-line query tool for SQL Server with auto-completion, syntax highlighting, and query history. It is part… | 23 | 1420 | maintenance |
| jonseg/crud-admin-generator CRUD Admin Generator is an open-source tool that generates a complete PHP backend (built on the Silex framework) from an existing MySQL dat… | 32 | 1419 | maintenance |
| aurasphere/gomorra-sql GomorraSQL is a joke/esoteric SQL dialect written in Java that lets you write queries in the Neapolitan language and translates them to sta… | 23 | 1418 | maintenance |
| rroblak/seed_dump Seed Dump is a Rails plugin that adds a rake task (db:seed:dump) and console API to export existing database records into db/seeds.rb seed … | 76 | 1414 | maintenance |
| sdispater/orator Orator is a Python ORM providing an ActiveRecord implementation inspired by Laravel's Eloquent, with a fluent query builder and schema migr… | 10 | 1413 | maintenance |
| liukelin/canal_mysql_nosql_sync A demo application showing real-time synchronization of MySQL data into Redis, Memcached, and MongoDB using Alibaba's Canal binlog parser a… | 23 | 1411 | maintenance |
| tiangolo/pydantic-sqlalchemy A small Python library that dynamically generates Pydantic models from SQLAlchemy ORM models. The author recommends using SQLModel instead,… | 77 | 1409 | maintenance |
| robertohuertasm/SQLite4Unity3d SQLite4Unity3d is a plugin that makes it easy to use SQLite databases in Unity3d projects, built on top of the sqlite-net library with Linq… | 32 | 1409 | maintenance |
| tidwall/summitdb SummitDB is an in-memory NoSQL key/value database written in Go that persists to disk, provides ACID transactions, and replicates via the R… | 10 | 1406 | maintenance |
| rescrv/HyperDex HyperDex is a distributed, searchable, and consistent key-value store written in C++. It provides scalable storage with secondary-index sea… | 32 | 1404 | maintenance |
| neo4j/NaLLM NaLLM is a demo application from Neo4j exploring synergies between Neo4j graph databases and Large Language Models. It provides a backend A… | 10 | 1404 | maintenance |
| distributedio/titan Titan is a distributed NoSQL database that provides a Redis protocol-compatible layer on top of TiKV, offering strong consistency, distribu… | 32 | 1403 | maintenance |
| RafaelGB/obsidian-db-folder An Obsidian plugin that provides Notion-style database views over folders, tags, links, or Dataview queries. It renders notes as editable t… | 10 | 1402 | maintenance |
| box/Anemometer Box Anemometer is a PHP web application for analyzing MySQL slow query logs collected via pt-query-digest. It stores query analysis data in… | 32 | 1393 | maintenance |
| soveran/ohm Ohm is a Ruby object-hash mapping (ORM-like) library for Redis, letting you persist and query Ruby objects in a Redis key-value store. It e… | 23 | 1383 | maintenance |
| arch/UnitOfWork A plugin for Microsoft.EntityFrameworkCore that adds repository and unit-of-work pattern support, including multiple databases with distrib… | 23 | 1380 | maintenance |
| damian-kolakowski/iOS-Hierarchy-Viewer An Objective-C library for iOS that lets developers inspect UIView hierarchies and Core Data models in real time from a web browser. It pro… | 23 | 1378 | maintenance |
| fnmsd/MySQL_Fake_Server A pure Python3 fake MySQL server used in penetration testing to exploit MySQL client file reading and trigger Java deserialization attacks … | 32 | 1377 | maintenance |
| forbesmyester/esqlate Esqlate is a self-hosted tool for building minimum viable admin panels quickly using only SQL queries. Written in JavaScript, it lets devel… | 32 | 1375 | maintenance |
| itfsw/mybatis-generator-plugin A collection of extension plugins for MyBatis Generator, a Java code generation tool for the MyBatis ORM. It adds plugins for batch insert,… | 23 | 1374 | maintenance |
| flatiron/cradle Cradle is a high-level, asynchronous CouchDB client library for Node.js with built-in write-through caching. It abstracts CouchDB's REST AP… | 32 | 1368 | maintenance |
| laravel-ardent/ardent Ardent is a PHP library providing self-validating, secure model classes that extend Laravel's Eloquent ORM. It moves validation rules, erro… | 10 | 1367 | maintenance |
| vadimdemedes/mongorito Mongorito is a lightweight, schema-free MongoDB ODM for Node.js built on Redux, where each model instance has its own Redux store enabling … | 10 | 1365 | maintenance |
| mongodb/mongodb-kubernetes-operator A Kubernetes operator written in Go that deploys and manages MongoDB Community Edition inside Kubernetes clusters. This repository is depre… | 10 | 1358 | maintenance |
| davidcelis/recommendable Recommendable is a Ruby gem that adds a like/dislike-based recommendation engine to Ruby applications using Jaccardian similarity and memor… | 23 | 1355 | maintenance |
| elasticquent/Elasticquent A PHP library that maps Laravel Eloquent models to Elasticsearch types, letting you index and search model data directly from Eloquent. It … | 23 | 1353 | maintenance |
| yhat/pandasql pandasql is a Python library that lets you query pandas DataFrames using SQL syntax, similar to sqldf in R. It translates SQL queries (SQLi… | 10 | 1346 | maintenance |
| lukasmartinelli/pgfutter pgfutter is a small Go CLI tool that imports CSV and line-delimited JSON files into PostgreSQL with a single command, automatically creatin… | 23 | 1344 | maintenance |
| chizhu/KGQA_HLM A knowledge-graph-based question answering and visualization system for character relationships in the Chinese classic novel 'Dream of the … | 32 | 1339 | maintenance |
| couchbase/forestdb ForestDB is an embedded key-value storage engine written in C/C++ by Couchbase, using a Hierarchical B+-Tree based Trie (HB+-Trie) as its m… | 52 | 1332 | maintenance |
| stampery/mongoaudit mongoaudit is a Python CLI tool that audits MongoDB servers for poor security configurations, known vulnerabilities, and misconfigurations.… | 23 | 1323 | maintenance |
| lanyrd/mysql-postgresql-converter A Python script that converts MySQL database dumps into PostgreSQL-compatible SQL, originally built for Lanyrd's migration from MySQL to Po… | 32 | 1313 | maintenance |
| 3rd-Eden/memcached A fully featured Memcached client library for Node.js built with scaling and high availability in mind. It supports Memcached clusters via … | 23 | 1313 | maintenance |
| jpfuentes2/php-activerecord PHP ActiveRecord is an open-source ORM library for PHP implementing the ActiveRecord pattern, inspired by Ruby on Rails' ActiveRecord. It m… | 23 | 1304 | maintenance |
| SurrealDB Surrealist is a visual management interface for SurrealDB, available as a desktop app (built with Tauri and React) and web app, letting use… | 89 | 1302 | maintenance |
| infostreams/db A command-line tool that provides version control for MySQL databases, letting you save, restore, and archive snapshots from different data… | 23 | 1297 | maintenance |
| cznic/ql Package ql is a pure Go embedded (S)QL database engine that runs in-process without CGO, originally developed under github.com/cznic/ql. Th… | 10 | 1297 | maintenance |
| antirez/rax Rax is a fully featured radix tree (trie) implementation written in portable ANSI C99, originally created for Redis. It emphasizes a balanc… | 32 | 1270 | maintenance |
| shack2/SuperSQLInjectionV1 SuperSQLInjection (SSQLInjection) is a C#-based GUI SQL injection tool that builds raw HTTP requests over TCP sessions, supporting injectio… | 23 | 1267 | maintenance |
| machinalis/quepy Quepy is a Python framework that transforms natural language questions into database queries, currently supporting SPARQL and MQL. It uses … | 32 | 1266 | maintenance |
| dsys/match Match is a scalable reverse image search service built on Kubernetes and Elasticsearch, using perceptual hashing to find visually similar i… | 32 | 1263 | maintenance |
| brandur/redis-cell A Redis module written in Rust that adds a single CL.THROTTLE command implementing the generic cell rate algorithm (GCRA) for distributed r… | 68 | 1261 | maintenance |
| JetBrains/xodus JetBrains Xodus is a transactional, schema-less embedded database written in Java and Kotlin, offering ACID transactions with MVCC and snap… | 60 | 1260 | maintenance |
| armon/bloomd Bloomd is a high-performance C network daemon that exposes bloom filters and operations over them to clients via a simple, memcached-like A… | 32 | 1249 | maintenance |
| digitallyinduced/thin-backend Thin Backend is a self-hosted backend server that automatically exposes a fully featured, realtime CRUD API on top of a Postgres database, … | 32 | 1248 | maintenance |
| ctripcorp/dal Ctrip DAL is a database access framework developed by Ctrip's framework team, providing code generation and horizontal scaling (database an… | 23 | 1248 | maintenance |
| piskvorky/sqlitedict A lightweight Python library providing a persistent dict interface backed by SQLite and pickle, with multithread-safe access. It wraps Pyth… | 23 | 1245 | maintenance |
| hasura/skor Skor is a small C utility that listens to PostgreSQL LISTEN/NOTIFY events via triggers and forwards row changes (INSERT/UPDATE/DELETE) as J… | 32 | 1243 | maintenance |
| session-replay-tools/cetus Cetus is a high-performance MySQL proxy middleware written in C that provides transparent routing between applications and backend MySQL se… | 23 | 1241 | maintenance |
| 2ndQuadrant/pglogical pglogical is a PostgreSQL extension providing logical streaming replication using a publish/subscribe model, written in C. It supports sele… | 81 | 1240 | maintenance |
| 1340691923/ElasticView ElasticView is a self-hosted, full-stack data source management and governance platform built with Go (gin) and Vue 3, featuring a plugin m… | 48 | 1238 | maintenance |
| cmu-db/ottertune OtterTune is a tool from the CMU Database Group that automatically finds good settings for a DBMS's configuration knobs using machine learn… | 10 | 1233 | maintenance |
| wenweihu86/raft-java A Java library implementing the Raft consensus algorithm, supporting leader election, log replication, snapshots, and dynamic cluster membe… | 32 | 1232 | maintenance |
| calogica/dbt-expectations A dbt extension package that ports Great Expectations-style data quality tests as dbt test macros. It lets data teams run expectation tests… | 23 | 1232 | maintenance |
| mbleigh/seed-fu Seed Fu is a Ruby gem that provides robust seed data handling for Rails applications using Active Record. It allows declarative, idempotent… | 23 | 1232 | maintenance |
| alash3al/redix Redix is a key-value datastore server that speaks the Redis protocol (RESP) while using pluggable storage engines like PostgreSQL and the f… | 23 | 1223 | maintenance |
| FastoTV FastoNoSQL is a cross-platform GUI management tool for multiple NoSQL databases including Redis, Memcached, SSDB, LevelDB, RocksDB, UnQLite… | 23 | 1221 | maintenance |
| datacrypt-project/hitchhiker-tree A Clojure library implementing hitchhiker trees, a functional, persistent sorted key-value data structure combining fractal trees with immu… | 32 | 1219 | maintenance |
| BriData/DBus DBus is a Java-based data bus platform that captures incremental changes from databases (via log-based CDC) and log sources in a non-intrus… | 23 | 1212 | maintenance |
| yhat/db.py db.py is a Python library that provides a friendlier interface for interacting with relational databases like PostgreSQL, MySQL, SQLite, Re… | 10 | 1212 | maintenance |
| NationalSecurityAgency/lemongraph LemonGraph is a log-based transactional graph database engine backed by a single file, built on Symas LMDB with a C core and Python binding… | 64 | 1210 | maintenance |
| spotify/sparkey Sparkey is a simple constant key/value storage library written in C, essentially a read-only hash table on disk optimized for read-heavy sy… | 32 | 1210 | maintenance |
| glommer/pgmicro An in-process reimplementation of PostgreSQL in Rust, backed by a SQLite-compatible storage engine, built as an experimental fork of Turso.… | 55 | 1206 | maintenance |
| xueqiu/rdr RDR (redis data reveal) is a fast command-line tool written in Go that parses Redis RDB dump files. It extracts all keys and serves statist… | 23 | 1203 | maintenance |
| influxdata/influxdb-java The official Java client library for InfluxDB 1.x, an open source time series database. It supports querying via InfluxQL and a QueryBuilde… | 50 | 1196 | maintenance |
| Netflix/rend Rend is a memcached-compatible proxy server written in Go that manages data chunking and coordinates L1 (RAM) and L2 (SSD-backed) cache tie… | 32 | 1192 | maintenance |
| Express Admin Express Admin is a Node.js application that auto-generates responsive administrative interfaces for relational databases including MySQL, M… | 23 | 1192 | maintenance |
| cch123/elasticsql A Go library that converts SQL queries into Elasticsearch DSL JSON. It supports common SQL expressions like comparisons, boolean logic, IN,… | 23 | 1189 | maintenance |
| QueueClassic/queue_classic queue_classic is a Ruby gem providing a simple, efficient background job queue backed by PostgreSQL instead of a separate service like Redi… | 23 | 1187 | maintenance |
| Meituan-Dianping/MyFlash MyFlash is a command-line tool developed by Meituan-Dianping that parses MySQL v4 binlogs to generate SQL for rolling back DML operations (… | 32 | 1183 | maintenance |
| apache/griffin Apache Griffin is a model-driven data quality service platform for defining, executing, and reporting data quality measures across multiple… | 10 | 1171 | maintenance |
| n0b0dyCN/redis-rogue-server A Python-driven exploit tool that achieves remote code execution on unpatched Redis servers (<=5.0.5) by loading a malicious Redis module f… | 32 | 1169 | maintenance |
| senshinya/MYDB MYDB is a simple relational database implemented from scratch in Java, drawing on design principles from MySQL, PostgreSQL, and SQLite. It … | 32 | 1169 | maintenance |
| malisper/pgrust pgrust is a full rewrite of PostgreSQL in Rust that is wire- and SQL-compatible with Postgres and passes all 46,066 tests of the Postgres r… | 78 | 5288 | experimental |
| FALCONN-LIB/FALCONN FALCONN is a C++ library (with a Python wrapper) implementing locality-sensitive hashing (LSH) data structures for fast nearest neighbor se… | 23 | 1161 | maintenance |
| rpkilby/jsonfield A reusable Django model field for storing validated, ad-hoc JSON data with automatic serialization to and from the database. It is now depr… | 32 | 1159 | maintenance |
| TingoDB TingoDB is an embedded, in-process JavaScript database for Node.js that stores data on the filesystem or in memory and is upward compatible… | 23 | 1158 | maintenance |
| Elastic Scout Driver A Laravel Scout driver that integrates Eloquent models with Elasticsearch, providing index configuration, mappings, search rules, filters, … | 10 | 1155 | maintenance |
| magese/ik-analyzer-solr A Java library that adapts the IK Chinese word segmentation analyzer for Apache Solr 7.x-8.x, distributed via Maven. It merges multiple Chi… | 23 | 1153 | maintenance |
| james2m/seedbank Seedbank is a Ruby gem that adds structure to Rails seed data by organizing seeds into common and environment-specific directories with dep… | 32 | 1146 | maintenance |
| DeNA/HandlerSocket-Plugin-for-MySQL HandlerSocket is a NoSQL plugin for MySQL that runs as a daemon inside the mysqld process, accepting TCP connections and executing simple C… | 32 | 1137 | maintenance |
| jkehler/awslambda-psycopg2 A pre-compiled psycopg2 PostgreSQL driver for Python, built with libpq statically linked so it works inside AWS Lambda's runtime environmen… | 32 | 1135 | maintenance |
| madeintandem/jsonb_accessor A Ruby gem that adds typed b-backed fields to ActiveRecord models, making JSONB columns behave like first-class typed attributes. It also p… | 76 | 1127 | maintenance |
| InteractiveGraph InteractiveGraph is a JavaScript framework for web-based interactive visualization and analysis of large graph data sourced from GSON files… | 30 | 1125 | maintenance |
| apache/nano Nano is a minimalistic Apache CouchDB driver for Node.js, offering a thin abstraction over the CouchDB HTTP API. The repository has moved a… | 10 | 1120 | maintenance |
| ucarGroup/DataLink DataLink is a distributed, extensible data exchange platform for real-time incremental and offline full synchronization between heterogeneo… | 23 | 1118 | maintenance |
| Teradata/kylo Kylo is an open-source enterprise data lake management platform for self-service data ingest and preparation, with integrated metadata mana… | 32 | 1116 | maintenance |
| neumino/thinky Thinky is a light Node.js ORM for RethinkDB that provides schema enforcement, standard relations (hasOne, belongsTo, hasMany, hasAndBelongs… | 23 | 1111 | maintenance |
| moby/datakit DataKit is a service that orchestrates applications through data pipelines using a Git-like filesystem API over 9p. It includes a Git-like … | 10 | 1106 | maintenance |
| mycelial/mycelite Mycelite is a SQLite extension (implemented as a VFS proxy in Rust) that performs physical, single-writer replication by intercepting page … | 23 | 1095 | maintenance |
| brendon/ranked-model ranked-model is a Ruby gem for Rails that manages row ordering/sorting in ActiveRecord models, serving as a modern replacement for acts_as_… | 68 | 1094 | maintenance |
| async-raft/async-raft A Rust crate implementing the Raft distributed consensus protocol on top of the Tokio async runtime. It provides a reactive, fully async Ra… | 23 | 1093 | maintenance |
| traildb/traildb TrailDB is a C library and tdb command-line tool for storing and querying series of discrete events (trails) in highly compressed, immutabl… | 32 | 1090 | maintenance |