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ER Diagrams, Reinvented for Simplicity.
Automatically generate and explore your database schema with a powerful interactive viewer.
Liam ERD generates beautiful, interactive ER diagrams from your database. Whether you're working on public or private repositories, Liam ERD helps you visualize complex schemas with ease.
The World’s Leading Modern Database.
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The easiest way to build a multiplayer app.
Multiplayer at the speed of light.
You can think of SpacetimeDB as both a database and server combined into one.
It is a relational database system that lets you upload your application logic directly into the database by way of fancy stored procedures called "modules."
Scalable, Open Source, Logs DB & Logging Solution.
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Graft is an open-source transactional storage engine optimized for lazy, partial, and strongly consistent replication—perfect for edge, offline-first, and distributed applications.
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PostgreSQL Model Context Protocol (PG-MCP) Server.
A Model Context Protocol (MCP) server for PostgreSQL databases with enhanced capabilities for AI agents.
Fastest way to Replicate your Database data in Data Lake.
OLake makes data replication faster by parallelizing full loads, leveraging change streams for real-time sync, and pulling data in a database-native format for efficient ingestion.
Fastest open-source tool for replicating Databases to Apache Iceberg or Data Lakehouse. 
Efficient, quick and scalable data ingestion for real-time analytics. Supporting Postgres, MongoDB and MySQL
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The fastest Postgres change data capture.
Stream data from Postgres directly to Kafka, Redis, and more. Replace complex tools like Debezium and consolidate workflows.
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Migrate Databases and Stream Data Between Database Systems.
DBConvert Streams (DBS) is a cutting-edge distributed platform designed for data migration between heterogeneous databases and real-time data replication. It simplifies the process of transferring data between on-premises or cloud databases, including relational databases and data warehouses.
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A ledger implementation in PostgreSQL.
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An embeddable, scalable, extremely fast graph database.
Embeddable property graph database management system built for query speed and scalability. Implements Cypher.
Kuzu is an embedded graph database built for query speed and scalability. Kuzu is optimized for handling complex analytical workloads on very large databases and provides a set of retrieval features, such as a full text search and vector indices. Our core feature set includes:
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1000x Faster Analytics in Postgres. Postgres-native Data Warehouse.
pg_mooncake is a Postgres extension that adds columnar storage and vectorized execution (DuckDB) for fast analytics within Postgres. Postgres + pg_mooncake ranks among the top 10 fastest in ClickBench.
Postgre SQL Operator for Kubernetes.
Run PostgreSQL.
The Kubernetes way.
CloudNativePG is the Kubernetes operator that covers the full lifecycle of a highly available PostgreSQL database cluster with a primary/standby architecture, using native streaming replication.
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Lightweight NoDB for Deno & React.
GoatDB is a real-time, version-controlled database for Deno, React, and low-friction deployments. It’s ideal for prototyping, self-hosting, single-tenant apps, as well as ultra light multi-tenant setups without heavy backends or complex DBs.
Distributed SQLite.
LiteFS is a distributed file system that transparently replicates SQLite databases. You can run your application like it’s running against a local on-disk SQLite database but behind the scenes the database is replicated to all the nodes in your cluster. With LiteFS, you can run your database right next to your application on the edge. You can run LiteFS anywhere!
SQL Indexing and Tuning e-Book for developers.
Use The Index, Luke covers Oracle, MySQL, PostgreSQL, SQL Server, ...
A site explaining SQL indexing to developers—no crap about administration.
SQL indexing is the most effective tuning method—yet it is often neglected during development. Use The Index, Luke explains SQL indexing from grounds up and doesn’t stop at ORM tools like Hibernate.
A database backup management and automation tool. Velld provides a user-friendly interface for scheduling, managing, and monitoring database backups, ensuring data security and easy recovery.
A PostgreSQL assistant for developers
designed to help understand and optimize PostgreSQL database performance.
PgAssistant is an open-source tool designed to help developers understand and optimize their PostgreSQL database performance. It provides insights into database behavior, identifies schema-related issues, and assists in correcting them. Additionally, PgAssistant makes it easy to manage a library of specific SQL queries useful for your project through a simple JSON file.