Open Source C# Database Engines/Servers

Browse free open source C# Database Engines/Servers and projects below. Use the toggles on the left to filter open source C# Database Engines/Servers by OS, license, language, programming language, and project status.

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  • 1
    Firebird

    Firebird

    A powerful, cross platform, SQL database system

    Firebird RDBMS offers ANSI SQL features & runs on Linux, Windows & several Unix platforms. Features excellent concurrency & performance & powerful stored procedure & trigger language. More information and downloads at https://firebirdsql.org/, issue tracker is https://github.com/FirebirdSQL/firebird/issues
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    Downloads: 3,087 This Week
    Last Update:
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  • 2
    Duplicati

    Duplicati

    Store securely encrypted backups in the cloud!

    Duplicati is a free and open source backup client for securely storing your data. Duplicati stores encrypted, incremental, compressed backups on cloud storage services and remote file servers using AES-256 encryption, keeping your data safe and always updated. It works with most storage services, including Google Cloud and Drive, Amazon S3, Microsoft Azure and OneDrive, Dropbox, FTPOpenStack Storage (Swift), SSH (SFTP), WebDAV, Tencent Cloud Object Storage (COS), and more! Duplicati also works on all major platforms (Windows, Linux and OSX). Unlike many other backup solutions, Duplicati ensures that your data is stored securely far away and updated regularly. Incremental updates means it saves on bandwidth and storage space, with a scheduler that automatically keeps your backups up to date.
    Downloads: 14 This Week
    Last Update:
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  • 3
    SQLite.org took over this project in 2010
    Downloads: 43 This Week
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  • 4
    db4o is the world's leading open source object database for Java and .NET. Leverage fast native object persistence, ACID transactions, query-by-example, S.O.D.A object query API, automatic class schema evolution, small size (http://developer.db4o.com)
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    Downloads: 46 This Week
    Last Update:
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  • 5
    Bitwarden Server

    Bitwarden Server

    The core infrastructure backend of Bitwarden

    Bitwarden Server is an open source project that contains all of the core infrastructure backend of all Bitwarden client applications. This includes APIs, database, Docker and other infrastructure items. Bitwarden is an open source password management solution that stores sensitive information in an encrypted vault. This project is written in C# using .NET Core with ASP.NET Core, while the database is written in T-SQL/SQL Server. Cross-platform, its codebase can be developed, built, run and deployed via Docker containers on Windows, macOS, and Linux distributions.
    Downloads: 2 This Week
    Last Update:
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  • 6
    NeoDatis ODB is a new generation Object Oriented Database. ODB is a real native and transparent persistence layer for Java, .Net, Groovy, Scala and Google Android. ODB is very simple and very fast and comes with a powerful query language.
    Downloads: 4 This Week
    Last Update:
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  • 7
    Object-Relational Main-Memory Embedded Database system tightly integrated with C++ language. Use OS virtual mapping mechanism to access data. Provides subset of SQL language with OO extensions. Support of transactions, fault tolerance, replication.
    Downloads: 4 This Week
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  • 8
    A free simple ADO.NET compliant MySQL driver. Made in C# but it would be used in all .NET compatible languages.
    Downloads: 2 This Week
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  • 9
    OpenVista (R)
    OpenVista(R) is the open-source version of VistA, an enterprise grade health care information system developed by the U.S. Veterans Affairs and deployed at 1,500 global facilities. OpenVista is a registered trademark of Medsphere Systems Corporation
    Downloads: 1 This Week
    Last Update:
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  • 10
    COMBuilder is a VB6 app that will allow you to write all COM objects for working with databases. Also, the program will create forms to work with this objects. It is planned to create also c# and vb.net code.
    Downloads: 4 This Week
    Last Update:
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  • 11
    The dotSesame project is a C# port of the Sesame project, which is originally written in Java. It is an open source RDF database with support for RDF Schema inferencing and querying. Full documentation of Sesame can be found at http://www.openrdf.org/
    Downloads: 1 This Week
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  • 12
    ADP - Advanced Data Provider - is a transparent factory for ADO.NET which loads providers dynamically. It is written in C# and works on .NET, Portable.NET and Mono on Linux, Windows and MacOSX.
    Downloads: 1 This Week
    Last Update:
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  • 13
    BearDB

    BearDB

    BearDB Database

    BearDB is a database provider for modern web applications and javascript frameworks. BearDB is our Relational Database System which runs on most platforms and supports multiple programming languages. A REST server allows web applications to go directly to the database. BigBear is our Large Scale Database System which supports SQL. BigBear is similar to modern distributed NoSQL database systems, with the addition of support for SQL and a REST server.
    Downloads: 1 This Week
    Last Update:
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  • 14
    DbEntry.Net is a DataBase access compnents for .Net. It's using the common and friendly method to access relational databases with SqlSentence, Sql Builder or O/R Mapper.
    Downloads: 1 This Week
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  • 15
    FileMasta

    FileMasta

    A search application to explore, discover and share online files

    A federated search application for discovering interesting files that are being shared online, such as video, music, books, software, games, subtitles and much more. All data is crawled by od-database which collects information about the contents of servers worldwide. We don't search file contents. We host no content, we provide only access to already available files in the same way Google and other search engines do.
    Downloads: 1 This Week
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  • 16
    DB Comparator is a simple to use tool to compare and sync MS SQL Server databases. It shows all data object differences side by side in a hierarchical tree view. It compares tables, views, indexes, constraints, procedures, functions and user data typ
    Downloads: 1 This Week
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  • 17
    Tipo de Dados CPF/CNPJ para SQL Server

    Tipo de Dados CPF/CNPJ para SQL Server

    Tipo de Dados CPF/CNPJ para SQL Server, com custo máximo de 7 bytes.

    PT-BR: Tipo de Dados CPF/CNPJ para SQL Server, com custo máximo de 7 bytes para armazenamento, com propriedades/métodos de validação e formatação do campo. Compatível com SQL Server 2005, 2008, 2012, 2014 e 2016. EN-US: Brazilian Federal Registration Data Type for SQL Server. CPF = People. CNPJ = Companies. It has 7 bytes of maximum cost for storage, along with properties/methods of validation and field format. Compatible with SQL Server 2005, 2008, 2012, 2014 and 2016.
    Downloads: 1 This Week
    Last Update:
    See Project
  • 18
    Simplified ADODB interface library for MySQL on Mono/.NET. The library can be used to port MS ADODB project to an Mono environment.
    Downloads: 0 This Week
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  • 19
    AhMeBa is an XML file-based metabase engine. It targets small data driven applications that don't require a powerfull database engine or need a light, mobile database such as personal websites and small bussiness applications.
    Downloads: 0 This Week
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  • 20
    The AAL implements specific abstractions built on the .NET that enables teams developing large-scale applications to succeed in an environment of rapid development and customer requirements changes.
    Downloads: 0 This Week
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  • 21
    Aristotle is an active training simulation that is capable of dynamically and adaptively training any subject in any language using the learners own personality traits and learning modality. This project is currently being developed in PHP/MySQL.
    Downloads: 0 This Week
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  • 22
    AutoProc (Stored Procedure Generator) is a couple of stored procedures which simplifies generating getter and setter procedures for a given Sql Server 2005/2008 table.
    Downloads: 0 This Week
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  • 23
    Automated Server Monitor (ASM) has been designed to monitor 1..n servers for service availability. This includes checking any TCP/UDP service, many popular databases including Firebird, MySQL and SQL Server. ASM has been written using Delphi and C#.
    Downloads: 0 This Week
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  • 24
    Aztec is a command based database application that has similar functionality and uses as SQL. Aztec operates around the "Core-Civilization" enabling interfacing with other applications along with highly customized client and IDE applications.
    Downloads: 0 This Week
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  • 25
    Encode/Decode library to/from Basic Encoding Rules (BER) of ASN.1 written in Visual Basic .Net. Useful to implement any protocol that uses BER (LDAP, SNMP, etc.).
    Downloads: 0 This Week
    Last Update:
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