Showing 494 open source projects for "query"

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  • 1
    sqlite-vec

    sqlite-vec

    A vector search SQLite extension that runs anywhere

    A vector search SQLite extension that runs anywhere.
    Downloads: 38 This Week
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  • 2
    go-mysql-server

    go-mysql-server

    A MySQL-compatible relational database with a storage agnostic query

    go-mysql-server is a data-source agnostic SQL engine and server which runs queries on data sources you provide, using the MySQL dialect and wire protocol. A simple in-memory database implementation is included, and you can query any data source you want by implementing your own backend. Dolt, a SQL database with Git-style versioning, is the main production database implementation of this package. Check out that project for a reference implementation. Or, hop into the Dolt Discord server here if you want to talk to the core developers behind go-mysql-server and Dolt.
    Downloads: 0 This Week
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  • 3
    sqlite3

    sqlite3

    Asynchronous, non-blocking SQLite3 bindings for Node.js

    Straightforward query and parameter binding interface. Full Buffer/Blob support. Extensive debugging support. Query serialization API. Extension support, including bundled support for the json1 extension. Big test suite, written in modern C++ and tested for memory leaks. Bundles SQLite3 3.32.3 as a fallback if the installing system doesn't include SQLite.
    Downloads: 25 This Week
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  • 4
    mycli

    mycli

    CLI for MySQL with auto-completion and syntax highlighting

    mycli is an enhanced command-line client for MySQL and MariaDB that features syntax highlighting and intelligent auto-completion for database queries. Built for developers and DBAs, it improves productivity with features like query history, table suggestions, and colored output. The tool is designed to be both powerful and user-friendly, making interactive database work more efficient and visually intuitive.
    Downloads: 1 This Week
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  • 5
    Kysely

    Kysely

    A type-safe typescript SQL query builder

    Kysely (pronounce “Key-Seh-Lee”) is a type-safe and autocompletion-friendly typescript SQL query builder. Inspired by knex. Mainly developed for node.js but also runs on deno and in the browser. Kysely makes sure you only refer to tables and columns that are visible to the part of the query you're writing. The result type only has the selected columns with correct types and aliases. As an added bonus you get autocompletion for all that stuff.
    Downloads: 0 This Week
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  • 6
    Ebean

    Ebean

    Ebean ORM

    ...Use great SQL, never generate SQL cartesian product, always honor relational limit/offset. For ORM queries Ebean can profile the object graph being used and either automatically tune the query. Docker test containers for all the supported databases. Get 100% test coverage on all the features of the database we use. We can build queries using type safe query beans. IDE auto-complete when writing queries, compile time checking and it's FUN. Optimize queries to only fetch what we need (partial objects). Automatically avoid N+1 via a smart load context.
    Downloads: 0 This Week
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  • 7
    AgensGraph

    AgensGraph

    AgensGraph, a transactional graph database based on PostgreSQL

    AgensGraph is a multi-model database that extends PostgreSQL with graph database capabilities, enabling users to work with both relational and graph data within a single system. It supports the Cypher query language alongside SQL, making it ideal for hybrid workloads.
    Downloads: 0 This Week
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  • 8
    DynamoDB Toolbox

    DynamoDB Toolbox

    Lightweight and type-safe query builder for DynamoDB and TypeScript

    A high-level abstraction library for Amazon DynamoDB, simplifying data modeling and query operations in JavaScript applications.
    Downloads: 0 This Week
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  • 9
    Slick database

    Slick database

    Slick (Scala Language Integrated Connection Kit) is a modern database

    Slick is a modern database query and access library for Scala. It allows you to work with stored data almost as if you were using Scala collections while at the same time giving you full control over when a database access happens and which data is transferred. You can write your database queries in Scala instead of SQL, thus profiting from the static checking, compile-time safety and compositionality of Scala.
    Downloads: 0 This Week
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  • 10
    PEV2

    PEV2

    Postgres Explain Visualizer 2

    PEV2 is a web-based tool to visualize PostgreSQL execution plans. It takes EXPLAIN or EXPLAIN ANALYZE output and displays it in an interactive, tree-like format that highlights performance metrics, helping users understand query behavior and bottlenecks. PEV2 is a complete rewrite of the original PEV, offering a modern, user-friendly interface for query optimization.
    Downloads: 0 This Week
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  • 11
    DynamoDB OneTable

    DynamoDB OneTable

    DynamoDB access and management for one table designs with NodeJS

    DynamoDB OneTable is an abstraction layer for AWS DynamoDB, simplifying schema design, data modeling, and query operations for serverless applications.
    Downloads: 0 This Week
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  • 12
    pg_analytics

    pg_analytics

    DuckDB-powered analytics for Postgres

    pg_analytics (formerly named pg_lakehouse) puts DuckDB inside Postgres. With pg_analytics installed, Postgres can query foreign object stores like AWS S3 and table formats like Iceberg or Delta Lake. Queries are pushed down to DuckDB, a high-performance analytical query engine. By transforming Postgres into a performant search and analytics engine, ParadeDB frees your team from the pain of scaling and syncing Elasticsearch.
    Downloads: 0 This Week
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  • 13
    Stoolap

    Stoolap

    A Modern Embedded SQL Database written in Rust

    Stoolap is a lightweight, self-hosted analysis and visualization tool designed to help developers and operations teams explore log data, metrics, and debugging information from distributed systems or local applications. Instead of relying on heavy commercial observability platforms, stoolap provides a fast, focused interface where users can filter, query, and visualize time-series data, logs, traces, and error metrics in a cohesive environment. Its intuitive query builder lets users craft powerful filters and aggregations without complex configurations, making it easier to diagnose performance bottlenecks or uncover unusual events during testing and production. Stoolap supports dashboards, alert triggering, and exports so teams can embed visualizations in reports or monitor critical thresholds in real time.
    Downloads: 0 This Week
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  • 14
    ZIO Quill

    ZIO Quill

    Compile-time Language Integrated Queries for Scala

    ZIO Quill is a compile-time language-integrated query library for Scala, enabling the construction of type-safe and efficient database queries. It integrates with the ZIO ecosystem, providing asynchronous and composable database interactions.
    Downloads: 0 This Week
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  • 15
    ArangoDB-Community/pyArango

    ArangoDB-Community/pyArango

    Python Driver for ArangoDB with built-in validation

    PyArango is a Python driver for ArangoDB, a multi-model NoSQL database. It provides a Pythonic way to interact with ArangoDB, allowing developers to manage collections, execute AQL queries, and integrate ArangoDB's document, graph, and key-value storage models into Python applications.
    Downloads: 0 This Week
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  • 16
    SQL Studio

    SQL Studio

    SQL Database Explorer [SQLite, libSQL, PostgreSQL, MySQL/MariaDB

    SQL Studio is a database explorer supporting multiple databases like SQLite, libSQL, PostgreSQL, MySQL/MariaDB, DuckDB, and ClickHouse.
    Downloads: 6 This Week
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  • 17
    Squawk

    Squawk

    Linter for Postgres migrations & SQL

    Squawk is a static SQL linter for PostgreSQL designed to catch common mistakes and enforce query best practices. It analyzes raw SQL files and flags errors, anti-patterns, or style issues before queries are deployed. Squawk is ideal for teams that want to enforce SQL standards in CI pipelines.
    Downloads: 0 This Week
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  • 18
    KuzuDB

    KuzuDB

    Embeddable property graph database management system

    KuzuDB is a high-performance graph database optimized for analytical queries, built from the ground up with a columnar storage engine. It is designed to efficiently process large-scale graph workloads, making it ideal for data science, machine learning, and knowledge graph applications.
    Downloads: 0 This Week
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  • 19
    SQLAlchemy

    SQLAlchemy

    The Database Toolkit for Python

    ...These patterns allow the transparent persistence of objects using a declarative configuration system. Domain models can be constructed and manipulated naturally, and changes are synchronized with the current transaction automatically. A relationally-oriented query system, exposing the full range of SQL's capabilities explicitly, including joins, subqueries, correlation, and most everything else, in terms of the object model. Writing queries with the ORM uses the same techniques of relational composition you use when writing SQL.
    Downloads: 4 This Week
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  • 20
    SPQR

    SPQR

    Stateless Postgres Query Router

    SPQR is a sharding proxy for PostgreSQL that enables horizontal scalability by distributing queries across multiple PostgreSQL instances. Designed for large-scale, multi-tenant architectures, SPQR routes, rewrites, and manages SQL queries to ensure they are executed efficiently across shards. It provides a PostgreSQL-compatible interface so applications can scale transparently without code changes.
    Downloads: 0 This Week
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  • 21
    pgcat

    pgcat

    PostgreSQL pooler with sharding, load balancing and failover support

    ...Written in Rust, PgCat is designed to efficiently manage database connections across multiple shards and replicas while supporting features like automatic failover, query-based routing, and observability. It works with both single-node and multi-tenant Postgres setups, making it ideal for cloud-native applications that require scale and reliability.
    Downloads: 0 This Week
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  • 22
    sqlit

    sqlit

    A user friendly TUI for SQL databases

    ...It includes a connection manager so you can save connections and switch between them without constantly retyping CLI arguments or connection strings. For querying, it emphasizes productivity features like syntax highlighting, searchable query history, and vim-style keybindings so power users can move fast. For exploring data at scale, it can load and inspect very large result sets and provides filtering and fuzzy search to find rows and values efficiently.
    Downloads: 0 This Week
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  • 23
    RxDB

    RxDB

    Client side, offline-first, reactive database for JavaScript apps

    RxDB (short for Reactive Database) is a NoSQL-database for JavaScript Applications like Websites, hybrid Apps, Electron-Apps, Progressive Web Apps and Node.js. Reactive means that you can not only query the current state but subscribe to all state changes like the result of a query or even a single field of a document. This is great for UI-based real-time applications in a way that makes it easy to develop and also has great performance benefits. To replicate data between your clients and server, RxDB provides modules for real-time replication with any CouchDB compliant endpoint and also with custom GraphQL endpoints. ...
    Downloads: 0 This Week
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  • 24
    Redash

    Redash

    Connect to any data source, easily visualize and share your data

    Redash is an essential tool to help you make sense of your data. It allows everyone, regardless of level of technical know-how to harness the power of data. SQL users connect, query, visualize and share data easily and efficiently, allowing everyone in their organization to use the data. Redash combines the power and comfort of an SQL client with the collaborative benefits of a cloud-based service. It lets you create big, beautiful and easy to digest visualizations on dashboards for better decision-making. ...
    Downloads: 3 This Week
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  • 25
    InfluxDB

    InfluxDB

    The open source time series database

    InfluxDB is an open source time series datastore designed to handle high write and query loads. Time series is currently the fastest growing database category there is, and InfluxDB is here to ensure businesses can keep up. InfluxDB provides infrastructure and application monitoring, IoT monitoring and analytics and more. It has APIs for storing and querying data, processing it in the background for ETL or monitoring and alerting purposes.
    Downloads: 30 This Week
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