polars

DataFrame library based on Apache Arrow

jsonpath_lib

JsonPath engine written in Rust. it provide a similar API interface in Webassembly and Javascript too. - Webassembly Demo: https://freestrings.github.io/jsonpath

delta_kernel

Core crate providing a Delta/Deltalake implementation focused on interoperability with a wide range of query engines

gitql

A SQL like query language to perform queries on .git files

datafusion-substrait

DataFusion Substrait Producer and Consumer

datafusion-federation

Datafusion federation

rsonpath

Blazing fast JSONPath CLI tool powered by SIMD

polars-lazy

Lazy query engine for the Polars DataFrame library

datafusion-sqllogictest

DataFusion sqllogictest driver

trustfall

query engine, empowering you to query everything

ballista

Distributed Compute

polars-arrow

Minimal implementation of the Arrow specification forked from arrow2

datafusion-python

Apache DataFusion DataFrame and SQL Query Engine

datafusion-catalog

polars-pipe

Lazy query engine for the Polars DataFrame library

polars-expr

Physical expression implementation of the Polars project

polars-stream

Private crate for the streaming execution engine for the Polars DataFrame library

hudi

The native Rust implementation for Apache Hudi

gitql-engine

GitQL Engine

polars-parquet

Apache Parquet I/O operations for Polars

vortex-datafusion

Apache Datafusion integration for Vortex

polars-plan

Lazy query engine for the Polars DataFrame library

regorust

Rust bindings for the rego-cpp Rego compiler and interpreter

vortex-roaring

Vortex roaring bitmap arrays

ballista-executor

Ballista Distributed Compute - Executor

grit-pattern-matcher

Pattern definitions and core matching logic for GritQL

serde-fleece

Fleece (binary json) support for serde

couchbase-lite

Ergonomic wrapper for couchbase-lite-core library

hudi-datafusion

The native Rust implementation for Apache Hudi

rsonpath-lib

Blazing fast JSONPath query engine powered by SIMD. Core library of rsonpath.

sqlparser-queryscript

Extensible SQL Lexer and Parser with support for ANSI SQL:2011

datafusion-flight-sql-server

Datafusion flight sql server

illumex-sqlparser

Extensible SQL Lexer and Parser with support for ANSI SQL:2011

sqlparser-lance

A fork of sqlparser-rs project

ballista-scheduler

Ballista Distributed Compute - Scheduler

datafrog

Lightweight Datalog engine intended to be embedded in other Rust programs

parquet_aramid

Query engine using Parquet tables as a Key-Value store

polars-ffi

FFI utils for the Polars project

sqlparser-patched

Extensible SQL Lexer and Parser with support for ANSI SQL:2011

trustfall_stubgen

Generate a Trustfall adapter stub for a given schema

wing-sqlparser

Extensible SQL Lexer and Parser with support for ANSI SQL:2011

datafusion-postgres

Exporting datafusion query engine with postgres wire protocol

spacetimedb-expr

The logical expression representation for the SpacetimeDB query engine

couchbase-lite-core-sys

Native bindings to the couchbase-lite-core library

kapot-cache

kapot Cache

spacetimedb-expr-2

The logical expression representation for the SpacetimeDB query engine

kapot-executor

kapot Distributed Compute - Executor

kapot-cli

Command Line Client for Kapôt distributed query engine

ballista-cli

Command Line Client for Ballista distributed query engine

trustfall_core

The trustfall query engine, empowering you to query everything

arde

Datalog Engine

rs-masscode

command line tool and library for masscode (querying)

freds

Flexible Referencing Extensible Data Store

declarative-dataflow

A reactive query engine built on Differential Dataflow

rsonpath-test-codegen

Blazing fast JSONPath query engine powered by SIMD. TOML-based test codegen for rsonpath-lib.

octopus_query

query engine for arrays of integers (scoring only idf at the moment), supports AND/OR/DisMax/Constant queries

bwt

a lightweight hd wallet tracker and query engine for Bitcoin

datafusion-optd-cli

Command Line Client for DataFusion query engine with optd patch

chaindexer

Blockchain indexer and query engine

dbkit-engine

A columnar query execution engine

csvql

A query engine for CSV data

delta_kernel_derive

Derive macros for delta_kernel

datafusion-geo

Add geo functionality extension to datafusion query engine

trustfall_derive

Derive macros for the trustfall query engine

polars-mongo

Connector to read polars dataframes from mongodb collections

starfish-ql

StarfishQL - A graph database and query engine

starfish-api

StarfishQL - A graph database and query engine

starfish-core

StarfishQL - A graph database and query engine