Showing 332 open source projects for "schema"

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  • 1
    Apache Drill

    Apache Drill

    Apache Drill is a distributed MPP query layer for self describing data

    Apache Drill is a distributed MPP query layer that supports SQL and alternative query languages against NoSQL and Hadoop data storage systems. It was inspired in part by Google's Dremel. Get faster insights without the overhead (data loading, schema creation and maintenance, transformations, etc.) Analyze the multi-structured and nested data in non-relational datastores directly without transforming or restricting the data. Leverage your existing SQL skillsets and BI tools including Tableau, Qlikview, MicroStrategy, Spotfire, Excel and more. Drill supports a variety of NoSQL databases and file systems, including HBase, MongoDB, MapR-DB, HDFS, MapR-FS, Amazon S3, Azure Blob Storage, Google Cloud Storage, Swift, NAS and local files. ...
    Downloads: 2 This Week
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  • 2
    JeecgBoot

    JeecgBoot

    Low-code enterprise web development platform

    ...Workflow and report modules cover approvals and business documents, while visual designers let power users assemble pages without writing HTML. Multi-tenancy, API scaffolding, and pluginable modules make it suitable for both monolith and microservice deployments. In practice, it shortens the path from schema to usable back-office systems, leaving custom logic and integrations as the primary engineering focus.
    Downloads: 1 This Week
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  • 3
    TypeSpec

    TypeSpec

    Language for defining cloud service APIs and shapes

    TypeSpec is a language for defining cloud service APIs and shapes. TypeSpec is a highly extensible language with primitives that can describe API shapes common among REST, OpenAPI, gRPC, and other protocols. TypeSpec is excellent for generating many different API description formats, client and service codes, documentation, and many other assets. All this while keeping your TypeSpec definition as a single source of truth. Using TypeSpec, you can create reusable patterns for all aspects of an...
    Downloads: 0 This Week
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  • 4

    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: 2 This Week
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    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: 301 This Week
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  • 6
    DB Explorer

    DB Explorer

    The modern AI‑first database client for developers DBAs and analyst

    ...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: 47 This Week
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  • 7
    GraphQL SPQR

    GraphQL SPQR

    Build a GraphQL service in seconds

    GraphQL SPQR (GraphQL Schema Publisher & Query Resolver, pronounced like speaker) is a simple-to-use library for rapid development of GraphQL APIs in Java. GraphQL SPQR aims to make it dead simple to add a GraphQL API to any Java project. It works by dynamically generating a GraphQL schema from Java code. When developing GraphQL-enabled applications it is common to define the schema first and hook up the business logic later.
    Downloads: 0 This Week
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  • 8

    xmlj

    XMLJ is a Java XML Editor and validator project.

    XMLJ is a Java XML Editor and validator project.
    Downloads: 0 This Week
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  • 9
    mendelson AS2

    mendelson AS2

    Implementation of the EDIINT AS2 protocol (RFC 4130)

    mendelson AS2 is the JAVA-based open source EDIINT AS2 solution. Monitoring- and configuration GUI, async & sync MDN, signatures, encryption, TLS, web interface, pluggable into any servlet container, partner manager, certificate manager, data compression, optional profiles: MA, FN. Localized to Spanish, Italian, Portuguese, German, English, French, Polish
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    Downloads: 168 This Week
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  • 10
    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: 36 This Week
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  • 11
    GeoNetwork opensource - Metadata Catalog
    A web based Metadata Catalog Server for data description and discovery. Supports both generic and geospatial data discovery. It implements international standards (e.g. ISO19115/19139/19119, ISO19115-3, DCAT-AP, CSW 2.0, OGC API Records). It originates from the United Nations and is used by many governments as geoportal software. Active development and discussion takes place on GitHub and OSGeo Discourse. You can also connect directly with the companies supporting the...
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    Downloads: 183 This Week
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  • 12
    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: 224 This Week
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  • 13
    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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  • 14
    MLT Multimedia Framework
    A multimedia authoring and processing framework and a video playout server for television broadcasting.
    Downloads: 32 This Week
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  • 15
    Ora Tool
    OraTool is a "Project Automation Tool" to support develop of application based on Oracle database.
    Downloads: 0 This Week
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  • 16
    x3d

    x3d

    X3D is the open-standard format for 3D graphics scenes on the Web.

    Extensible 3D (X3D) Graphics is a royalty-free International Standard for real-time interactive 3D graphics on the Web, providing unsurpassed interoperability for 3D communications on the Web. This project includes source for example X3D scene libraries and multiple X3D codebases produced by Web3D Consortium members. All open-source contributions are welcome.
    Downloads: 10 This Week
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  • 17
    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: 3 This Week
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  • 18
    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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  • 19
    OpenAI-Java

    OpenAI-Java

    OpenAI Api Client in Java

    ...The library also supports streaming APIs, where the response arrives in chunks, using helpers like ChatCompletionAccumulator to accumulate partial responses into a full object. For complex use cases (e.g. structured outputs, function calling), it provides schema support, JSON annotations, and schema validation.
    Downloads: 3 This Week
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  • 20
    Saxon XSLT and XQuery Processor

    Saxon XSLT and XQuery Processor

    The Saxon XSLT and XQuery processor, developed by Saxonica

    The home page for the Saxon XSLT 3.0, XQuery 3.1, and XPath 3.1 processor has moved to http://www.saxonica.com/. Information on this site is no longer kept up to date. Sourceforge was the home for open-source versions of the Saxon XSLT 3.0, XQuery 3.1, and XPath 3.1, processor from 1999 until 2022. From version 12.0 in January 2023, you need to visit the Saxonica site at http://www.saxonica.com/ for the latest information and releases.
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    Downloads: 903 This Week
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  • 21
    rocket-bi

    rocket-bi

    An open-source web-based self-service BI for analytical databases

    Rocket.BI is a free, open-source, web-based business intelligence solution specifically designed for analytical databases. It enables data analysts and business users alike to easily integrate different data sources, perform advanced data analysis, ad hoc, and more. With an easy-to-use editor, you can create personalized reports, build interactive business dashboards and generate actionable business insights. Rocket.BI also allows collaboration as working together with other people in the...
    Downloads: 0 This Week
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  • 22
    reCsvEditor

    reCsvEditor

    Editor for simple (only one record type) Csv Files.

    Editor for both Csv files and Fixed width files. There is automatic attribute detection for single record Csv Files. You can edit Fixed Width file and Multi-Record Csv / Fixed width files using a Xml Schema. There is also limited editing available for Xml and PO files.
    Downloads: 18 This Week
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  • 23
    Xodus

    Xodus

    Transactional schema-less embedded database used by JetBrains

    ...Xodus is schema-less and agile. It does not require schema migrations or refactorings. Xodus is embedded. It does not require installation or administration. There are three different ways to deal with data, which results in three different API layers: Environments, Entity Stores and Virtual File Systems. Gradle is used to build, test, and publish.
    Downloads: 0 This Week
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  • 24
    protostuff

    protostuff

    Java serialization library, proto compiler, code generator

    A java serialization library with built-in support for forward-backward compatibility (schema evolution) and validation.
    Downloads: 0 This Week
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  • 25
    SQLancer

    SQLancer

    Automated testing to find logic and performance bugs

    ...SQLancer implements approaches for automatically generating SQL statements. It contains various hand-written SQL generators that operate in multiple phases. First, a database schema is created, which refers to a set of tables and their columns. Then, data is inserted into these tables, along with creating various other kinds of database states such as indexes, views, or database-specific options. Finally, queries are generated, which can be validated using one of the multiple result validators (also called test oracles) that SQLancer provides.
    Downloads: 0 This Week
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