Showing 317 open source projects for "schema"

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  • 1
    LinDB

    LinDB

    LinDB is a scalable, high performance, high availability database

    ...A single server could easily support more than one million write TPS; With fundamental techniques like efficient compression storage and parallel computing, LinDB delivers highly optimized query performance. The multi-channel replication protocol supports any amount of nodes, and ensures the system's availability. Schema-free multi-dimensional data model with Metric, Tags, and Fields; The LinQL is flexible yet handy for real-time data analytics. Horizontal scalable is made simple by adding more new broker and storage nodes without too much thinking and manual operations. And the tags-based sharding strategy resolves the hotspot problem. LinDB is designed to work under a Multi-Active IDCs cloud architecture. ...
    Downloads: 4 This Week
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  • 2
    AlaSQL

    AlaSQL

    JavaScript SQL database for browser and Node.js for relational tables

    ...The library adds the comfort of a full database engine to your JavaScript app. No, really - it's working towards a full database engine complying with most of the SQL-99 language, spiced up with additional syntax for NoSQL (schema-less) data and graph networks.
    Downloads: 4 This Week
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  • 3
    Mikro Orm

    Mikro Orm

    TypeScript ORM for Node.js based on Data Mapper, Unit of Work

    ...Simply define correct TypeScript types and you are good to go! Supports MongoDB, MySQL, MariaDB, PostgreSQL and SQLite databases, and more can be supported via custom drivers right now. Keep your schema in sync with SchemaGenerator and Migrator. Supports both up and down migrations. With the Seeder and seeding factories, we can generate fake data of any volume/shape and seed the database with ease. Thanks to the UnitOfWork, all queries it fires are automatically batched. Inserts, updates, deletes - you name it! Powerful event system allows to hook into not only the entity lifecycle. ...
    Downloads: 6 This Week
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  • 4
    RxRealm

    RxRealm

    RxSwift extension for RealmSwift's types

    The Realm Database Swift SDK enables mobile applications to access data stored in local realms. Optionally, interact with App Services features such as Functions, MongoDB Data Access, and authentication. The Realm Swift SDK supports Swift and Objective-C and provides SwiftUI-friendly property wrappers. With the Realm Swift SDK, you can access objects stored in a local instance of Realm Database. Create a new object as you would instantiate any other object. Then, pass it to Realm Database...
    Downloads: 1 This Week
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  • 5
    Supabase Realtime

    Supabase Realtime

    Listen to your to PostgreSQL database in realtime via websockets

    ...We introspect your database to provide APIs instantly. Stop building repetitive CRUD endpoints and focus on your product. Type definitions built directly from your database schema. Use Supabase in the browser without a build process. Develop locally and push to production when you're ready.
    Downloads: 2 This Week
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  • 6
    Apache Phoenix

    Apache Phoenix

    Mirror of Apache Phoenix

    ...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 integrated with other Hadoop products such as Spark, Hive, Pig, Flume, and Map Reduce. Become the trusted data platform for OLTP and operational analytics for Hadoop through well-defined, industry-standard APIs. Apache Phoenix takes your SQL query, compiles it into a series of HBase scans, and orchestrates the running of those scans to produce regular JDBC result sets. ...
    Downloads: 5 This Week
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  • 7
    Greenmask

    Greenmask

    PostgreSQL database anonymization and synthetic data generation tool

    ...Greenmask is written in pure Go and includes ported PostgreSQL libraries that allows for platform independence. This tool is stateless and does not require any changes to your database schema. It is designed to be highly customizable and backward-compatible with existing PostgreSQL utilities. The Greenmask utility plays a central role in the Greenmask ecosystem. Our goal is to develop a comprehensive, UI-based solution for managing obfuscation procedures. We recognize the challenges of maintaining obfuscation consistency throughout the software lifecycle. ...
    Downloads: 7 This Week
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  • 8
    MySQLTuner

    MySQLTuner

    Script written in Perl to assist with MySQL configurations

    ...MySQLTuner supports ~300 indicators for MySQL/MariaDB/Percona Server in this last version. MySQLTuner is maintained and indicator collect is increasing week after week supporting a lot of configuration such as Galera Cluster, TokuDB, Performance schema, Linux OS metrics, InnoDB, MyISAM, Aria, etc. It is extremely important for you to fully understand each change you make to a MySQL database server. If you don't understand portions of the script's output, or if you don't understand the recommendations, you should consult a knowledgeable DBA or system administrator that you trust. ...
    Downloads: 2 This Week
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  • 9
    SurrealDB

    SurrealDB

    A scalable, distributed, collaborative, document-graph database

    With an SQL-style query language, real-time queries with highly-efficient related data retrieval, advanced security permissions for multi-tenant access, and support for performant analytical workloads, SurrealDB is the next generation serverless database. SurrealDB is the ultimate cloud database for tomorrow's applications. SurrealDB is an innovative NewSQL cloud database, suitable for serverless applications, jamstack applications, single-page applications, and traditional applications. It...
    Downloads: 1 This Week
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  • 10
    PostGraphile

    PostGraphile

    Execute a command and get an instant high-performance GraphQL API

    GraphQL is a new way of communicating with your server. It eliminates the problems of over- and under-fetching, incorporates strong data types, has built-in introspection, documentation and deprecation capabilities, and is implemented in many programming languages. This all leads to gloriously low-latency user experiences, better developer experiences, and much increased productivity. Because of all this, GraphQL is typically used as a replacement for (or companion to) RESTful API services....
    Downloads: 0 This Week
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  • 11
    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. As shown in the gif above, through the pure magic...
    Downloads: 0 This Week
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  • 12

    xsd2pgschema

    Relational database replication tool based on XML Schema

    xsd2pgschema is a Java application suite, which converts XML Schema 1.1 (hierarchical data model) to PostgreSQL DDL (relational data model) and supports XML data migration into PostgreSQL based on the XML Schema without defects on information content. It also supports full-text indexing via either Apache Lucene or Sphinx Search utilizing the relational data model. File conversion from XML to CSV, TSV, or JSON is possible as well as mapping XML Schema to JSON Schema. ...
    Downloads: 5 This Week
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  • 13
    GeoTools, the Java GIS toolkit

    GeoTools, the Java GIS toolkit

    Toolkit for working with and mapping geospatial data

    GeoTools is an open source (LGPL) Java code library which provides standards compliant methods for the manipulation of geospatial data. GeoTools is an Open Source Geospatial Foundation project. The GeoTools library data structures are based on Open Geospatial Consortium (OGC) specifications.
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    Downloads: 130 This Week
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  • 14

    oracle-architect-tools

    oracle pl/sql based tools for design development and maintenance

    A suite of open source utilities written in Oracle PL/SQL for schema instrumentation, auditing, schema administration scripting, ddl mapping and migration code generation, dml package generation, and xml service package generation based on metadata tables
    Downloads: 0 This Week
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  • 15
    DB Explorer
    ...It provides an intuitive GUI for connecting to multiple databases including PostgreSQL, MySQL, SQL Server, Oracle, SQLite and Dynamo DB along with support of connection any of database via Generic JDBC driver. Key features include real-time SQL execution with syntax highlighting, interactive schema browsing, result pagination with lazy loading, query export capabilities, and memory management controls including a garbage collection button. The application includes connection pooling, health monitoring, multiple themes, and keyboard shortcuts.
    Downloads: 25 This Week
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  • 16
    SQL DAL Maker

    SQL DAL Maker

    A generator of DTO, Model, and DAO classes to access relational DB

    ...At the stage of code generation, the target database must exist and be available for JDBC connection. Generated code is being synchronized with the current database schema using "live" JDBC metadata. Written in Java. Implemented as plug-ins For Eclipse: https://marketplace.eclipse.org/content/sql-dal-maker For IntelliJ: https://plugins.jetbrains.com/plugin/7092 HOWTO install-update: http://sqldalmaker.sourceforge.net GitHub: https://github.com/panedrone/sqldalmaker Quick-Demo in mp4: https://github.com/panedrone/sqldalmaker/releases/tag/latest
    Downloads: 23 This Week
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  • 17
    tabularis

    tabularis

    An open-source desktop client for modern databases.

    Tabularis is a free, open-source desktop database client for PostgreSQL, MySQL/MariaDB, and SQLite. Built with Rust and Tauri v2, it is fast, lightweight, and cross-platform (Windows, macOS, Linux). Features: SQL Notebooks with inline charts and cross-cell variables. AI-powered SQL assistant (OpenAI, Claude, Ollama, and more). Built-in MCP server for AI agent integration. Visual Query Builder with drag-and-drop JOINs. Plugin system to add any database driver. Monaco-based editor with...
    Downloads: 6 This Week
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  • 18
    Ora2Pg is a free tool used to migrate an Oracle database to a PostgreSQL compatible schema. It connects your Oracle database, scan it automaticaly and extracts its structure or data, it then generates SQL scripts that you can load into PostgreSQL.
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    Downloads: 45 This Week
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  • 19
    MiluDBViewer

    MiluDBViewer

    free DB GUI Tool

    Last Release: 2026/04/04 ver0.4.0_jdk26 ** Checked DB(MiluDBViewer0.4.0_jdk26)** Cassandra 4.1.4 MySQL 8.0.36 Oracle Database 23c Free PostgreSQL 14.11 SQLite 3.45.1 Microsoft SQLServer 2017 MongoDB 3.6.5 ** Checked DB(MiluDBViewer0.3.9_jdk21 )** Cassandra 3.9.0 MySQL 5.7.20/8.0.11 Oracle 12c Release2/11g Release2 PostgreSQL 10.4/10.1 SQLite 3.23.1 Microsoft SQLServer 2017 MongoDB 3.6.5 ** Availblable OS ** Windows, Linux,...
    Downloads: 6 This Week
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  • 20
    SymmetricDS

    SymmetricDS

    Database Replication, Filtered Synchronization, and Transformation

    SymmetricDS is database replication and file synchronization software. It is a platform-independent, web-enabled, and database-agnostic synchronization tool. With initial data load, bidirectional change data capture, conflict resolution, and data transformation, it is a comprehensive data replication solution.
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    Downloads: 159 This Week
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  • 21
    Java 2D & 3D visual entity relationship design & modeling (ERD,SQL) for Oracle,MSSQL,Postgres,MySQL,...,Database change&dictionary management, Swing Data Binding, Apache FOP Renderer for dot matrix printers,Sparx Enterprise Architect Reports + more
    Downloads: 12 This Week
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  • 22
    deltasql

    deltasql

    Version Control for your Database

    deltasql is an advanced Database Schema Version Control. It allows a team to commonly develop a data model on the fly, while the source code is growing. Sync algo supports branches and tags. Works for postgreSQL, Oracle, mySQL, MariaDB, Microsoft SQL Server or any SQL-like db.
    Downloads: 0 This Week
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  • 23

    pg_scd

    It is a trigger based solution for SCD in PostgreSQL

    ...Slowly changing dimensions are only the prominent specimen of dimensional modelling but relational modelling can take advantage from it too. Its aim is to extract as much information from the information schema/catalogue of the data base to keep configuration as simple and robust as possible.
    Downloads: 0 This Week
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  • 24
    RethinkDB

    RethinkDB

    The open-source database for the realtime web

    RethinkDB is the first open-source, scalable, NoSQL database for building realtime applications. It pushes JSON to your apps in realtime and makes building realtime apps so much easier. RethinkDB exposes a new database access model where the developer can tell the database to continuously push updated query results to apps without polling for changes. This expedites the building of realtime, scalable apps while also cutting down on effort. RethinkDB can be used for a number of...
    Downloads: 4 This Week
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  • 25
    asami

    asami

    A flexible graph store, written in Clojure

    Asami is now being developed in this repository, as it is no longer being supported at Cisco. The deployment to Clojars has not changed, as it was always to my personal account.
    Downloads: 0 This Week
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