Showing 412 open source projects for "query"

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  • 1
    PoloDB

    PoloDB

    PoloDB is an embedded document database

    PoloDB is an embedded document-oriented NoSQL database that provides MongoDB-like functionality in a lightweight package, ideal for local storage in applications.
    Downloads: 0 This Week
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  • 2
    Memgraph

    Memgraph

    Open-source graph database, tuned for dynamic analytics environments

    A high-performance, in-memory graph database designed for real-time analytics and complex network data processing.
    Downloads: 0 This Week
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  • 3
    TDengine

    TDengine

    Open-source time-series database with high-performance and scalability

    ...TDengine’s native distributed architecture powers out-of-the-box scalability and high availability. Nodes can be added through simple configuration to achieve greater data processing power. In addition, this feature is open source. TDengine uses SQL as the query language, thereby reducing learning and migration costs, while adding SQL extensions to handle time-series data better, and supporting convenient and flexible schemaless data ingestion.
    Downloads: 5 This Week
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  • 4
    Instant

    Instant

    Instant is a modern Firebase

    Instant is a modern, frontend-friendly backend / real-time database system, designed to provide reactive, multiplayer data handling with relational query syntax, offline caching, optimistic updates, and automatic rollback. It is intended to be a simpler alternative to Firebase, making front-end development more seamless by offloading backend concerns (permissions, synchronization, querying) to Instant. So we built Instant. Instant gives you a database you can use in the client, so you can focus on what’s important: building a great UX for your users, and doing it quickly.
    Downloads: 3 This Week
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  • 5
    OctoSQL

    OctoSQL

    Join, analyse and transform data from multiple databases

    OctoSQL is predominantly a CLI tool which lets you query a plethora of databases and file formats using SQL through a unified interface, even do JOINs between them. (Ever needed to join a JSON file with a PostgreSQL table? OctoSQL can help you with that.) OctoSQL is a query tool that allows you to join, analyse and transform data from multiple databases and file formats using SQL. At the same time it's an easily extensible full-blown dataflow engine, and you can use it to add a SQL interface to your own applications. ...
    Downloads: 0 This Week
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  • 6
    pgzx

    pgzx

    Create PostgreSQL extensions using Zig.

    pgzx is a PostgreSQL CLI tool built in Zig for faster, modern command-line interaction with PostgreSQL databases. It aims to be a faster and safer alternative to psql, with a clean interface and additional productivity features. pgzx is a promising experimental tool for developers who frequently work with Postgres via the terminal.
    Downloads: 0 This Week
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  • 7
    Postgres

    Postgres

    PostgreSQL driver for Deno

    A lightweight PostgreSQL driver for Deno focused on developer experience. deno-postgres is inspired by the excellent work of node-postgres and pq. The documentation is available on the deno-postgres website. Due to breaking changes introduced in the unstable APIs deno-postgres uses, there has been some fragmentation regarding what versions of Deno can be used alongside the driver.
    Downloads: 0 This Week
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  • 8
    r2dbc-postgresql

    r2dbc-postgresql

    Postgresql R2DBC Driver

    r2dbc-postgresql is a reactive PostgreSQL driver for the JVM based on the R2DBC (Reactive Relational Database Connectivity) specification. It allows non-blocking, asynchronous access to PostgreSQL databases, making it ideal for reactive Java or Kotlin applications built with frameworks like Spring WebFlux.
    Downloads: 0 This Week
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  • 9
    ZomboDB

    ZomboDB

    Making Postgres and Elasticsearch work together like it's 2023

    ZomboDB is a PostgreSQL extension that integrates Elasticsearch directly into Postgres, allowing for powerful full-text search and analytics capabilities. It manages Elasticsearch indices transparently, ensuring transactional consistency and enabling complex queries through SQL.
    Downloads: 0 This Week
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  • 10
    PolarDB-X

    PolarDB-X

    PolarDB-X is a cloud native distributed SQL Database

    PolarDB-X is a cloud-native distributed SQL database designed to handle high concurrency, massive storage, and complex querying scenarios. It features a shared-nothing architecture that decouples computing from storage, providing scalability and flexibility for various applications.
    Downloads: 0 This Week
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  • 11
    Eclipse JNoSQL

    Eclipse JNoSQL

    Eclipse JNoSQL is a framework

    Eclipse JNoSQL is a framework designed for Java developers to interact with NoSQL databases in a standardized way. It provides a unified API and supports various NoSQL database types, including document, key-value, column-family, and graph databases. JNoSQL integrates with Jakarta EE and MicroProfile, making it suitable for enterprise applications.
    Downloads: 1 This Week
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  • 12
    Greenplum Database

    Greenplum Database

    Massive parallel data platform for analytics, machine learning and AI

    Rapidly create and deploy models for complex applications in cybersecurity, predictive maintenance, risk management, fraud detection, and many other areas. With its unique cost-based query optimizer designed for large-scale data workloads, Greenplum scales interactive and batch-mode analytics to large datasets in the petabytes without degrading query performance and throughput. Based on PostgreSQL, Greenplum provides you with more control over the software you deploy, reducing vendor lock-in, and allowing open influence on product direction. ...
    Downloads: 5 This Week
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  • 13
    node-oracledb

    node-oracledb

    Oracle Database driver for Node.js maintained by Oracle Corp

    The node-oracledb add-on for Node.js powers high-performance Oracle Database applications. Applications can be written in TypeScript, or directly in JavaScript. Use node-oracledb 5.4 to connect Node.js 14, or later, to Oracle Database. Older versions of node-oracledb may work with older versions of Node.js. Node-oracledb supports basic and advanced features of Oracle Database and Oracle Client. The node-oracledb module is open source and maintained by Oracle Corp. It is stable, well...
    Downloads: 3 This Week
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  • 14
    RUM

    RUM

    RUM access method - inverted index with additional information

    RUM is a PostgreSQL extension that enhances full-text search performance by implementing a new type of GIN index. It allows fast ranking, filtering, and search in a single index scan, improving query efficiency in applications that rely heavily on text search. RUM is useful for advanced search features like faceting and relevance ranking.
    Downloads: 0 This Week
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  • 15
    pg_mooncake

    pg_mooncake

    Real-time analytics on Postgres tables

    pg_mooncake is a PostgreSQL extension that brings observability and performance insights to your database by exposing low-level metrics and analytics. It provides developers with enhanced visibility into query execution, memory usage, and system behavior. Ideal for fine-tuning Postgres performance, pg_mooncake is designed for those who need actionable insights without external tools.
    Downloads: 0 This Week
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  • 16
    PolarDB for PostgreSQL

    PolarDB for PostgreSQL

    A cloud-native database based on PostgreSQL developed by Alibaba Cloud

    PolarDB for PostgreSQL is Alibaba Cloud's cloud-native, distributed version of PostgreSQL designed for high availability, scalability, and performance. It enhances standard PostgreSQL with features like shared storage, compute-storage separation, and parallel processing. PolarDB supports cloud-native workloads, offering enterprise-grade capabilities while maintaining PostgreSQL compatibility.
    Downloads: 0 This Week
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  • 17
    Bitalosdb

    Bitalosdb

    Bitalosdb is a high-performance KV storage engine

    BitalosDB is a distributed, high-performance key-value database designed for cloud-native applications. It is optimized for scalability, supporting large workloads while maintaining low latency and high availability.
    Downloads: 0 This Week
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  • 18
    tigerbeetle

    tigerbeetle

    The financial transactions database designed for mission critical safe

    TigerBeetle is production-ready on Linux and seamlessly integrated with major programming languages. TigerBeetle is a financial transactions database designed for mission-critical safety and performance to power the next 30 years of OLTP. TigerBeetle redesigns the distributed database storage engine and consensus protocol for the OLTP workload. This solves the problem of OLTP write contention to unlock three orders of magnitude more performance than a general purpose (OLGP) database. The...
    Downloads: 2 This Week
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  • 19
    SQLDelight

    SQLDelight

    SQLDelight - Generates typesafe Kotlin APIs from SQL

    SQLDelight is a multiplatform Kotlin SQL library developed by Square. It generates typesafe Kotlin APIs from your SQL statements and integrates seamlessly with Android, iOS, JVM, and web platforms. SQLDelight ensures compile-time verification of SQL queries and supports migrations, transactions, and coroutines, making it a robust solution for cross-platform persistence.
    Downloads: 0 This Week
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  • 20
    RAG API

    RAG API

    ID-based RAG FastAPI: Integration with Langchain and PostgreSQL

    rag_api is an open-source REST API for building Retrieval-Augmented Generation (RAG) systems using LLMs like GPT. It lets users index documents, search semantically, and retrieve relevant content for use in generative AI workflows. Designed for rapid prototyping, it is ideal for chatbot development, document assistants, and knowledge-based LLM apps.
    Downloads: 0 This Week
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  • 21
    Doctrine JSON Functions

    Doctrine JSON Functions

    Doctrine DQL functions for SQL JSON data type

    DoctrineJsonFunctions is a library that adds native support for JSON-related SQL functions to Doctrine ORM. It extends Doctrine’s DQL capabilities to handle PostgreSQL, MySQL, and SQLite JSON functions, enabling developers to write expressive queries involving JSON fields directly in DQL. This is especially useful for applications that store semi-structured data in relational databases.
    Downloads: 0 This Week
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  • 22
    Supabase Wrappers

    Supabase Wrappers

    Postgres Foreign Data Wrapper development framework in Rust

    Supabase Wrappers is a collection of PostgreSQL extensions (written in Rust) that allow Postgres to interact with external systems like APIs, files, and other databases. It uses Foreign Data Wrappers (FDWs) to treat external resources as if they were native SQL tables, enabling seamless integration with external services directly from SQL queries.
    Downloads: 0 This Week
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  • 23
    Temporal Tables

    Temporal Tables

    Postgresql temporal_tables extension in PL/pgSQL

    temporal_tables is a PostgreSQL extension that adds temporal support to tables by automatically tracking row history. It enables versioned records, letting users query data as it existed at any point in time. This is ideal for audit logging, data versioning, and time-travel queries without needing manual triggers or archive tables.
    Downloads: 0 This Week
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  • 24
    Sequin

    Sequin

    Postgres change data capture to streams and queues like Kafka

    Sequin is a change data capture (CDC) system that replicates API data to Postgres in real time. It syncs services like Stripe, Salesforce, and GitHub into PostgreSQL tables, enabling developers to query third-party data with standard SQL. Sequin is ideal for building data-driven applications that need immediate visibility into external SaaS platforms.
    Downloads: 0 This Week
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  • 25
    pgTyped

    pgTyped

    pgTyped - Typesafe SQL in TypeScript

    pgtyped brings type safety to SQL queries in TypeScript by parsing SQL files and generating typed query functions. It analyzes SQL against your PostgreSQL schema and outputs TypeScript code that ensures inputs and results are correctly typed. This allows teams to use raw SQL while retaining the safety and developer experience of TypeScript.
    Downloads: 0 This Week
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