crates.io · PyPI97Exceptionalhealth index

surrealdb/surrealdbA scalable, distributed, collaborative, document-graph database, for the realtime web
Rust · SurrealQL★ 33K↓ 162.2K/moSep 16, 2026
crates.io · PyPI96Exceptionalhealth index

tursodatabase/tursoA SQL database in Rust: SQLite-compatible, now also speaking Postgres (experimental). The LLVM of databases.
Rust★ 24.3K↓ 732.4K/moSep 16, 2026
PyPI94Exceptionalhealth index

chdb-io/chdbchDB is an in-process OLAP SQL Engine 🚀 powered by ClickHouse
Python★ 2,890↓ 3.3M/moSep 9, 2026
PyPI94Exceptionalhealth index

duckdb/duckdbDuckDB is an analytical in-process SQL database management system
C++★ 41.5KSep 18, 2026
crates.io · npm94Exceptionalhealth index

slatedb/slatedbA cloud native embedded storage engine built on object storage.
Rust★ 3,407↓ 386.5K/moSep 13, 2026
PyPI · npm · crates.io92Excellenthealth index

infino-ai/infinoEmbedded retrieval library built on Parquet. Fast, efficient, and scalable.
Rust★ 81↓ 8,183/moSep 18, 2026
crates.io · PyPI92Excellenthealth index

oceanbase/seekdbThe AI-Native Search Database. Best for agent storage, it unifies vector, text, structured, and semi-structured data into a single engine. This all-in-one database makes agents smarter, easier to run, and more stable.
C++★ 2,936Sep 17, 2026
crates.io87Excellenthealth index

fjall-rs/fjall🗻 Log-structured, embeddable key-value storage engine written in Rust
Rust★ 2,314↓ 163.1K/moSep 10, 2026
Maven87Excellenthealth index
Java★ 915Sep 15, 2026
crates.io87Excellenthealth index

surrealdb/surrealkvA low-level, versioned, embedded, ACID-compliant, key-value database for Rust
Rust★ 552↓ 118K/moSep 17, 2026
crates.io87Excellenthealth index
C★ 17.3K↓ 1M/moOct 16, 2026
npm · crates.io · Packagist +286Excellenthealth index
C · Shell★ 259↓ 2,375/moSep 5, 2026
crates.io86Excellenthealth index

surrealdb/surrealmxAn embedded, in-memory, lock-free, transaction-based, key-value database engine
Rust★ 59↓ 80.3K/moSep 9, 2026
npm · Go84Excellenthealth index

nexoral/AxioDBThe embedded database for Node.js. Replaces SQLite, LowDB, NeDB & raw JSON files with MongoDB-style queries, ACID transactions, and zero native dependencies.
TypeScript · JavaScript★ 31↓ 5,513/moSep 11, 2026
npm83Excellenthealth index

chdb-io/chdb-nodeNative NodeJS bindings for chDB, an in-process SQL OLAP Engine powered by ClickHouse
TypeScript · JavaScript★ 57↓ 131.7K/moSep 18, 2026
PyPI · crates.io · Maven83Excellenthealth index

kkollsga/kgliteEmbedded Cypher knowledge graph for Python and Rust. Bundled MCP server, describe() schema, and code-graph parser for LLM agents.
Rust · Python★ 38↓ 15.5K/moSep 11, 2026
PyPI · crates.io81Excellenthealth index

cognica-io/uqa-engineEmbeddable Rust query engine unifying relational, full-text, vector, graph, and probabilistic retrieval under one typed algebra.
Rust★ 6↓ 4,183/moOct 11, 2026
npm · crates.io77Goodhealth index

AreevAI/areevSelf-improving agents, governed. Areev is the substrate for adaptive agents — agents that get better from their own history, under human authority, in steps you can inspect, undo, and re-measure.
Rust★ 27↓ 6,584/moOct 20, 2026
crates.io · PyPI75Goodhealth index

rustic-ai/uni-dbUni is a modern, embedded database that combines property graph (OpenCypher), vector search, and columnar storage (Lance) into a single, cohesive engine. It is designed for applications requiring local, fast, and multimodal data access, backed by object storage (S3/GCS) durability.
Rust★ 53↓ 3,066/moSep 5, 2026
crates.io · PyPI73Goodhealth index

alopex-db/alopexThe unified database engine: native SQL, vector search (HNSW), and columnar storage in one Rust engine — from an embedded file to a distributed cluster.
Rust · Python★ 3↓ 5,241/moOct 21, 2026
PyPI · crates.io71Goodhealth index
Rust★ 1,234Sep 17, 2026

gotchoices/quereusLightweight, feature rich SQL query processor for web, sync, and backend
TypeScript★ 1↓ 17.7K/moSep 8, 2026

mqlitehq/mqlitemqlite — a small, single-binary online message queue. Go + SQLite/libSQL(Turso), Azure Service Bus-style Peek-Lock semantics.
Go · Python★ 1Sep 17, 2026
Python★ 5↓ 4,850/moOct 9, 2026
crates.io · PyPI65Goodhealth index
Rust★ 3↓ 458/moSep 15, 2026
PyPI · crates.io63Moderatehealth index
Rust · Python★ 3↓ 6,423/moSep 9, 2026
npm63Moderatehealth index

robertjbass/hostdbPlatform-specific npm packages for embedding most database binaries in Node.js projects. Supports linux-x64, linux-arm64, darwin-arm64, win32-x64.
TypeScript · Shell★ 1↓ 2,660/moSep 8, 2026
crates.io62Moderatehealth index

tamnd/rudbAn embedded analytical database written in Rust, compatible with DuckDB. Its own columnar format with global dictionaries and multi-column compression, and operators that run directly on the encoded data. The bar is 10x DuckDB on ClickBench at a tenth of the disk.
Rust★ 3↓ 8,490/moSep 28, 2026
npm · crates.io60Moderatehealth index

MatthewSherlin/mushroomdbThe embedded graph database that builds itself. Declarative linking rules, explainable derived edges, microsecond traversal. Rust core, Cypher subset, Python bindings.
Rust · Python★ 5↓ 2,551/moOct 12, 2026
crates.io60Moderatehealth index

visorcraft/MongrelDBA fast embedded+server columnar database with SQL, vector search, full-text search, and AI-native retrieval. Dozens of languages supported. Written in Rust.
Rust★ 8↓ 1,596/moOct 20, 2026