supabase / supabase

Open source Postgres development platform bundling a database with auth, auto-generated APIs, realtime, storage, and edge functions.

t8y2 / dbx

Cross-platform database client supporting 100+ databases, with desktop, Docker, CLI, a built-in AI assistant, and an MCP server.

duckdb / duckdb

Embedded analytical SQL database engine that runs in-process, with clients for Python, R, Java, Rust, Go, and Wasm.

dbeaver / dbeaver

Free multi-platform desktop SQL client and database tool supporting any JDBC or ODBC database.

prometheus / prometheus

Open-source systems monitoring system and time series database that collects metrics, evaluates rules, and triggers alerts.

ClickHouse / ClickHouse

Column-oriented database management system for generating analytical data reports in real time.

apache / iggy

Persistent message streaming platform written in Rust, served over QUIC, WebSocket, TCP, and HTTP transports.

etcd-io / etcd

Distributed, Raft-replicated key-value store that serves as a reliable configuration and coordination backend for clusters.

elastic / elasticsearch

Free and open source distributed RESTful search and analytics engine built on Apache Lucene.

typesense / typesense

Typesense is an open-source, in-memory search engine with typo tolerance, faceting, geosearch, and vector search.

redis / redis

In-memory data structure store used as a cache, database, message broker, and vector/document query engine.

tigerbeetle / tigerbeetle

A distributed database for financial transactions, built around debit/credit primitives with a consensus-replicated storage engine.

trinodb / trino

Distributed SQL query engine for big data analytics across many data sources, formerly known as PrestoSQL.

questdb / questdb

Open-source, low-latency time-series database with SQL, streaming ingestion, and tiered storage using native columns and Apache Parquet.

delta-io / delta

An open-source storage framework for building Lakehouse architectures with ACID tables accessible from Spark, Flink, Trino, Presto, and Hive.

apache / couchdb

Apache CouchDB is a document database with multi-primary replication and a JSON-over-HTTP API.

elabftw / elabftw

Web-based electronic lab notebook for research teams, storing experiments, lab resources, and inventory in a multi-team installation.

firebase / firebase-ios-sdk

Source for Firebase's open-source Apple platform libraries, covering auth, Firestore, messaging, storage, and more for iOS and macOS apps.

supabase / realtime

Elixir/Phoenix WebSocket server providing Broadcast, Presence, and Postgres Changes for realtime client apps.

hydra-db / hydradb

Distributed graph database in Rust that stores its data durably on S3-compatible object storage and serves OpenCypher over Bolt and HTTP.

microsoft / sql-server-samples

Official Microsoft collection of code samples and sample databases for SQL Server, Azure SQL Database, Azure Synapse, and Azure SQL Edge.

spring-projects / spring-petclinic

A sample Spring Boot web application modeling a veterinary clinic's pet, owner, and visit management.

PostgREST / postgrest

Serves a RESTful JSON API directly from an existing PostgreSQL database, with authorization delegated to database roles.