Database Implementations

I/O utilities for Lance

FSST string compression for Lance

Encoders and decoders for the Lance file format

Lance Namespace Core APIs

A columnar data format that is 100x faster than Parquet for random access.

A columnar data format that is 100x faster than Parquet for random access.

Utilities for the Lance table format

Arrow Extension for Lance

Lance Columnar Format -- Core Library

Lance indices implementation

A columnar data format that is 100x faster than Parquet for random access.

A columnar data format that is 100x faster than Parquet for random access.

A columnar data format that is 100x faster than Parquet for random access.

Utilities for the Lance file format

A scalable, distributed, collaborative, document-graph database, for the realtime web

Internal utilities used by other lance modules to simplify working with datafusion

Flatbuffers definitions for Vortex types

LanceDB: A serverless, low-latency vector database for AI applications

SPARQL database and RDF toolkit

Vendored copy of https://github.com/spiraldb/fastlanes for use in Lance

Lance Namespace Implementations

Vortex Mask - sorted, unique, non-negative integers

A byte buffer implementation for Vortex

Protocol buffer definitions for Vortex types

Transactional Persistence Engine

Lance's geospatial extension providing geospatial UDFs.

Vortex errors

Vortex FSST string array encoding

This is a support crate for Ditto: dittolive-ditto is the crate we intend for you to interact with.

Vortex run end encoded array

Log-structured, embeddable key-value storage engine

Vortex file format with all builtin codecs and a sampling compressor.

Vortex Metrics

Zero-dependency TOML subset parser and Config schema for kevy.

A scalable, distributed, collaborative, document-graph database, for the realtime web

Simple in-memory search for collections and key-value stores.

Zero-copy memory-mapped file I/O for Rust. Safe concurrent reads, writes, and atomic views across Linux, macOS, and Windows. Built for databases, log structures, game runtimes, caches, and IPC.

Cryptographic primitives for Citadel: AES-256-CTR + HMAC-SHA256, key management, Argon2id

I/O layer for Citadel: PageIO trait, sync I/O, file locking, file management

Transaction manager with MVCC, commit protocol, and pending-free chain for Citadel

Page format, serialization, and checksum for Citadel B+ tree pages

Common definitions across crates

Vortex physical encoding that compresses temporal components individually

Vortex zig zag array

Vortex in memory columnar data format

A scalable, distributed, collaborative, document-graph database, for the realtime web

A std-collection-like database

Agnesoft Graph Database

IPC message format to exchange Vortex arrays across processes

Ditto is a peer to peer cross-platform database that allows mobile, web, IoT and server apps to sync with or without an internet connection.