An open source cybersecurity protocol for syncing decentralized graph data.
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libSQL is a fork of SQLite that is both Open Source, and Open Contributions.
A lightweight, lightning-fast, in-process vector database
- rag
- agent-skills
- embedded
- faiss
Developer-friendly OSS embedded retrieval library for multimodal AI. Search More; Manage Less.
- approximate-nearest-neighbor-search
- image-search
- nearest-neighbor-search
- recommender-system
Official Git mirror of the SQLite source tree
HelixDB is an OLTP graph database with native vector and full-text search built in Rust on Object Storage.
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
YapDB is a collection/key/value store with a plugin architecture. It's built atop sqlite, for Swift & objective-c developers.
Versioned, fast, distributed Datalog engine for everyone.
- datahike
- datalog
- database
- clojure
A simple, fast and versatile Datalog database
- key-value-store
- embedded-database
- fulltext-search
- vector-database
SirixDB is an an embeddable, bitemporal, append-only database system and event store, storing immutable lightweight snapshots. It keeps the full history of each resource. Every commit stores a space-efficient snapshot through structural sharing. It is log-structured and never overwrites data. SirixDB uses a novel page-level versioning approach.
- xquery
- java
- temporal-data
- storage
Embeddable vector database for Go with Chroma-like interface and zero third-party dependencies. In-memory with optional persistence.
- embeddings
- go
- golang
- llm
Nornicdb is a distributed low-latency, Graph+Vector, Temporal MVCC with all sub-ms HNSW search, graph traversal, and writes. Using Neo4j Bolt/Cypher and qdrant's gRPC means you can switch with no changes while adding intelligent features like schemas, managed embeddings, reranking+llm, GPU accel, Auto-TLP, Policy-based Memory Decay, and MCP server.
- bolt
- cypher
- database
- enterprise-solutions
Embeddable, in-memory, document-oriented database with a high-level Query builder interface.
- database
- embedable
- go
- in-memory
Embedded transactional database for blobs, documents & graphs, with kernel-bypass NVMe through io_uring & SPDK, GPU compaction, and one C ABI over its own, RocksDB & LevelDB engines 🗄️
C# .NET NOSQL ( key value, object store embedded TextSearch SemanticSearch Vector layer ) ACID multi-paradigm database management system.
A high performance, shared memory, lock free, cross platform, single file, no dependencies, C++11 key-value store
Embeddable and distributed in-memory alternative to Redis.
- cluster
- database
- distributed
- memory
StringDB is a modular, key/value pair archival DB designed to consume *tiny* amounts of ram & produce *tiny* databases.
- stringdb
- database
- lightweight
- easy-to-use
Embedded single file SQL database written in Golang
new Db4o GPL Source Code for Java7+ & .netstardard2.0 Android Xamarin..., the best database project to help you to learn how to make databases
- oodb
- db4o
- database
- java