Showing 2688 open source projects for "sql database engine"

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  • 1
    pgai

    pgai

    A suite of tools to develop RAG, semantic search, and other AI apps

    pgai is a suite of PostgreSQL extensions developed by Timescale to empower developers in building AI applications directly within their databases. It integrates tools for vector storage, advanced indexing, and AI model interactions, facilitating the development of applications like semantic search and Retrieval-Augmented Generation (RAG) without leaving the SQL environment.
    Downloads: 1 This Week
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  • 2
    Dolt

    Dolt

    Dolt, it's Git for data

    Dolt is a SQL database that you can fork, clone, branch, merge, push and pull just like a git repository. Connect to Dolt just like any MySQL database to run queries or update the data using SQL commands. Use the command line interface to import CSV files, commit your changes, push them to a remote, or merge your teammate's changes. All the commands you know for Git work exactly the same for Dolt.
    Downloads: 10 This Week
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  • 3
    LINQ to DB

    LINQ to DB

    Linq to database provider

    ...Your queries are checked by the C# compiler and allow for easy refactoring. However, it's not as heavy as LINQ to SQL or Entity Framework. There is no change-tracking, so you have to manage that yourself, but on the positive side you get more control and faster access to your data. In other words LINQ to DB is type-safe SQL. Alternatively, you can implement custom settings provider with ILinqToDBSettings interface. You can generate POCO classes from your database using T4 templates.
    Downloads: 2 This Week
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  • 4
    Apache Phoenix

    Apache Phoenix

    Mirror of Apache Phoenix

    Apache Phoenix is a SQL skin over HBase delivered as a client-embedded JDBC driver targeting low latency queries over HBase data. Apache Phoenix enables OLTP and operational analytics in Hadoop for low latency applications by combining the best of both worlds. The power of standard SQL and JDBC APIs with full ACID transaction capabilities and the flexibility of late-bound, schema-on-read capabilities from the NoSQL world by leveraging HBase as its backing store. Apache Phoenix is fully...
    Downloads: 3 This Week
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  • 5
    Kvrocks

    Kvrocks

    NoSQL database that uses RocksDB as storage engine

    Apache Kvrocks(Incubating) is a distributed key-value NoSQL database that uses RocksDB as storage engine and is compatible with Redis protocol. Kvrocks intends to decrease the cost of memory and increase the capacity while compared to Redis. The design of replication and storage was inspired by rocksplicator and blackwidow. Redis protocol, user can use redis client to visit the kvrocks. Namespace, similar to redis db but use token per namespace.
    Downloads: 5 This Week
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  • 6
    QuestDB

    QuestDB

    An open source SQL database designed to process time series data

    QuestDB is a high-performance, open-source SQL database for applications in financial services, IoT, machine learning, DevOps and observability. It includes endpoints for PostgreSQL wire protocol, high-throughput schema-agnostic ingestion using InfluxDB Line Protocol, and a REST API for queries, bulk imports, and exports. QuestDB implements ANSI SQL with native extensions for time-oriented language features.
    Downloads: 1 This Week
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  • 7
    SpringBlade

    SpringBlade

    Microservice architecture that provides SpringCloud solutions

    BladeX is a well-designed microservice architecture that provides a full set of SpringCloud solutions. Open source China's first batch of microservice architectures that perfectly integrate SpringCloud Alibaba series components are upgraded and optimized based on stable production commercial projects, and are closer to enterprise-level needs. Pursuing enterprise development More efficient, easier to deploy, and more stable. The multi-tenant architecture that meets the Chinese-style needs...
    Downloads: 1 This Week
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  • 8
    Laravel DB Snapshots

    Laravel DB Snapshots

    Quickly dump and load databases

    Laravel DB Snapshots is a package that allows you to easily create, load, and manage database snapshots within Laravel applications. It’s especially useful in testing and staging environments where resetting the database to a known state is critical. By integrating with Laravel’s Artisan commands, the tool offers a streamlined developer experience.
    Downloads: 2 This Week
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  • 9
    PgAgroal

    PgAgroal

    High-performance connection pool for PostgreSQL

    pgagroal is a high-performance PostgreSQL connection pooler written in C, designed for minimal latency and efficient resource usage. It provides features like secure authentication, hot reloading, and support for multiple databases, making it suitable for low-latency applications and microservice architectures. pgagroal is optimized for fast startup, low overhead, and easy integration.
    Downloads: 0 This Week
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  • 10
    pgweb

    pgweb

    Cross-platform client for PostgreSQL databases

    Pgweb is a web-based, cross-platform PostgreSQL database browser written in Go. Go was used in backend development in order to utilize the ability of the compiler to produce zero-dependency binaries for multiple platforms. Pgweb was created as an attempt to build a very simple and portable application to work with local or remote PostgreSQL databases.
    Downloads: 3 This Week
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  • 11
    With Advisory Lock

    With Advisory Lock

    Advisory locking for ActiveRecord

    with_advisory_lock is a Ruby gem that provides a simple and thread-safe way to use PostgreSQL advisory locks within Ruby applications. It allows developers to wrap critical code sections with database-level locks to prevent race conditions across concurrent processes or threads. It’s especially useful in distributed systems, background job processing, or scheduled tasks where application-level mutexes aren't sufficient.
    Downloads: 0 This Week
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  • 12
    ZhParser

    ZhParser

    PostgreSQL extension for full-text search of Chinese language

    zhparser is a PostgreSQL extension for full-text search of Chinese text. It integrates with PostgreSQL's text search engine to tokenize Chinese characters using a dictionary-based segmentation algorithm. zhparser is a valuable tool for improving search accuracy and performance in Chinese-language applications.
    Downloads: 1 This Week
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  • 13
    IOWOW

    IOWOW

    A C utility library and persistent key/value storage engine

    IOWOW is a lightweight, high-performance key-value store and data storage library written in C, designed for use in embedded systems and high-speed applications that require efficient file-based storage.
    Downloads: 1 This Week
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  • 14
    Vespa

    Vespa

    The open big data serving engine

    Make AI-driven decisions using your data, in real-time. At any scale, with unbeatable performance. Vespa is a full-featured text search engine and supports both regular text search and fast approximate vector search (ANN). This makes it easy to create high-performing search applications at any scale, whether you want to use traditional techniques or a modern vector-based approach. You can even combine both approaches efficiently in the same query, something no other engine can do....
    Downloads: 1 This Week
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  • 15
    SQLModel

    SQLModel

    SQL databases in Python, designed for simplicity, compatibility

    SQLModel, SQL databases in Python, designed for simplicity, compatibility, and robustness. SQLModel is a library for interacting with SQL databases from Python code, with Python objects. It is designed to be intuitive, easy to use, highly compatible, and robust. SQLModel is based on Python-type annotations, and powered by Pydantic and SQLAlchemy.
    Downloads: 1 This Week
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  • 16
    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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  • 17
    PostgreSQL client and ORM for Golang

    PostgreSQL client and ORM for Golang

    Golang ORM with focus on PostgreSQL features and performance

    Basic types, integers, floats, string, bool, time.Time, net.IP, net.IPNet. All struct fields are nullable by default and zero values (empty string, 0, zero time, empty map or slice, nil ptr) are marshalled as SQL NULL. pg:",notnull" is used to add SQL NOT NULL constraint and pg:",use_zero" to allow Go zero values. sql.NullBool, sql.NullString, sql.NullInt64, sql.NullFloat64 and pg.NullTime. Structs, maps and arrays are marshalled as JSON by default. PostgreSQL multidimensional Arrays using...
    Downloads: 3 This Week
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  • 18
    Skiplist-CPP

    Skiplist-CPP

    A tiny KV storage based on skiplist written in C++ language

    ...Beyond in-memory operations, it demonstrates persistence through data dump to disk and reload, turning the structure into a tiny embeddable database. Stress-test scripts and example binaries are provided so you can benchmark throughput and validate correctness on your own machine. This makes the repo valuable for learners studying database internals and for practitioners who want a starting point for an embedded KV engine or educational experiments.
    Downloads: 0 This Week
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  • 19
    HammerDB

    HammerDB

    HammerDB Database Load Testing and Benchmarking Tool

    HammerDB is a leading benchmarking and load testing tool for relational databases like PostgreSQL, Oracle, SQL Server, and MySQL. It implements industry-standard workloads such as TPC-C and TPC-H to simulate real-world transactional and analytical database performance. HammerDB is widely used by DBAs and performance engineers to evaluate hardware, configurations, and scaling.
    Downloads: 4 This Week
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  • 20
    ReplicaDB

    ReplicaDB

    ReplicaDB is open source tool for database replication

    ReplicaDB is an open-source, multi-platform tool for database replication, enabling the migration and synchronization of data across different relational and NoSQL databases. It is optimized for efficiency and minimal downtime.
    Downloads: 1 This Week
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  • 21
    Meilisearch

    Meilisearch

    An open-source, lightning-fast, and hyper-relevant search engine

    An open-source, lightning-fast, and hyper-relevant search engine that fits effortlessly into your apps, websites, and workflow. Meilisearch is a flexible and powerful user-focused search engine that can be added to any website or application. Search-as-you-type returns answers in less than 50 milliseconds. That's faster than the blink of an eye! Deploy in a matter of minutes. Smart presets let you start searching through your data with zero configuration. Send data to Meilisearch however you...
    Downloads: 11 This Week
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  • 22
    TiDB

    TiDB

    Open Source NewSQL Database

    TiDB is an open source distributed SQL database that supports Hybrid Transactional and Analytical Processing (HTAP) workloads. It is currently the most actively developed open source NewSQL database, and has a rich set of features including horizontal scalability, strong consistency, and high availability.
    Downloads: 0 This Week
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  • 23
    Nextcloud Server

    Nextcloud Server

    A safe home for all your data

    Nextcloud server is a free and open source server software that allows you to store all of your data in a server of your choosing. With Nextcloud you can easily access and store data in the data center you trust, sync data among various devices, and share your data for collaboration purposes. It offers the best security in the self hosted file sync and share world, and is expandable with hundreds of apps.
    Downloads: 21 This Week
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  • 24
    FoundationDB

    FoundationDB

    Open source, distributed, transactional key-value store

    FoundationDB gives you the power of ACID transactions in a distributed database. FoundationDB is multi-model, meaning you can store many types data in a single database. All data is safely stored, distributed, and replicated in the Key-Value Store component. FoundationDB is easy to install, grow, and manage. It has a distributed architecture that gracefully scales out, and handles faults while acting like a single ACID database.
    Downloads: 12 This Week
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  • 25
    atk4/data

    atk4/data

    Data Access PHP Framework for SQL & high-latency databases

    ATK Data is a data persistence and modeling framework for PHP, developed as part of the Agile Toolkit. It provides a high-level abstraction for working with databases, making it easier to define and manipulate data models with minimal boilerplate code. It supports various SQL and NoSQL databases and integrates seamlessly with Agile UI and other PHP frameworks.
    Downloads: 1 This Week
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