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Free, local plugin that keeps tool output out of your coding agent's context window. Sandbox and SQLite FTS5 search, 99% fewer bytes in context. Works with Claude Code, Codex, Pi, OpenCode, Gemini CLI, Copilot CLI and 4 more agents. Zero telemetry.
A flexible distributed key-value database that is optimized for caching and other realtime workloads.
Dolt – Git for Data
An open source cybersecurity protocol for syncing decentralized graph data.
:kangaroo: - PouchDB is a pocket-sized database.
🚌 The IK Analysis plugin integrates Lucene IK analyzer into Elasticsearch and OpenSearch, support customized dictionary.
Amplication brings order to the chaos of large-scale software development by creating Golden Paths for developers - streamlined workflows that drive consistency, enable high-quality code practices, simplify onboarding, and accelerate standardized delivery across teams.
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.
Event streaming platform for agentic AI. Continuously ingest, transform, and serve event streams in real time, at scale.
Peer-to-Peer Databases for the Decentralized Web
TinyDB is a lightweight document oriented database optimized for your happiness :)
Open Source, Google Zanzibar-inspired database for scalably storing and querying fine-grained authorization data
The live data layer for apps and AI agents. Create up-to-the-second views into your business, just using SQL
Graph database optimized for fast analysis and real-time data processing. It is provided as an extension to PostgreSQL.
Distributed Peer-to-Peer Web Search Engine and Intranet Search Appliance
The civilized way to write REST API clients for iOS / macOS
Columnar storage extension for Postgres built as a foreign data wrapper. Check out https://github.com/citusdata/citus for a modernized columnar storage implementation built as a table access method.
A decentralized, trusted, high performance, SQL database with blockchain features
Aerospike Database Server – flash-optimized, in-memory, nosql database
Project SnappyData - memory optimized analytics database, based on Apache Spark™ and Apache Geode™. Stream, Transact, Analyze, Predict in one cluster
HStreamDB is an open-source, cloud-native streaming database for IoT and beyond. Modernize your data stack for real-time applications.
High-performance write & space optimized transactional storage engine.
A high performance, shared memory, lock free, cross platform, single file, no dependencies, C++11 key-value store
Distributed database specialized in exporting key/value data from Hadoop