Browse free open source C# Front-Ends and projects below. Use the toggles on the left to filter open source C# Front-Ends by OS, license, language, programming language, and project status.

  • Build Agents and Models on One Platform Icon
    Build Agents and Models on One Platform

    Everything you need to build production-ready agents and models. Access 200+ Google and third-party AI models and tools.

    Gemini Enterprise Agent Platform is Google Cloud's comprehensive platform for developers to build, scale, govern, and optimize agents and models. Choose from Google's most advanced models and third-party models like Anthropic's Claude Model Family.
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  • $300 Free Credits to Build on Google Cloud Icon
    $300 Free Credits to Build on Google Cloud

    New customers can spin up VMs, build with AI, and query data at no cost.

    Put your $300 in credit toward real workloads, then keep building with free monthly usage for 20+ products. No commitment and no charge until you upgrade.
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  • 1
    Technical analysis library with indicators like ADX, MACD, RSI, Stochastic, TRIX... includes also candlestick pattern recognition. Useful for trading application developpers using either Excel, .NET, Mono, Java, Perl or C/C++.
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    Downloads: 6,813 This Week
    Last Update:
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  • 2
    CompactView

    CompactView

    Viewer for Microsoft® SQL Server® CE database files (sdf).

    CompactView is a viewer for Microsoft® SQL Server® Compact Edition (SQLCE) database files (sdf). This software requires Microsoft® .NET Framework 4.0 to operate.
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    Downloads: 123 This Week
    Last Update:
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  • 3

    Report Manager

    Reporting tool, libraries and designer

    Report Manager is both a print scheme designer (report) and a high level printing (reporting) engine. Also a TCP Report Server and a Web Report Server (PDF on the fly), supports Windows and Linux. Connectivity to almost all databases is provided.
    Downloads: 49 This Week
    Last Update:
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  • 4
    The stuff here has no documentation and some of it may never be completed. This is my playground, use at your own risk.
    Downloads: 19 This Week
    Last Update:
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  • Cut Data Warehouse Costs by 54% Icon
    Cut Data Warehouse Costs by 54%

    Easily migrate from Snowflake, Redshift, or Databricks with free tools.

    BigQuery delivers 54% lower TCO with exabyte scale and flexible pricing. Free migration tools handle the SQL translation automatically.
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  • 5
    Arisen Studio

    Arisen Studio

    Browse, Download and Install Mods for PlayStation 3 & Xbox 360

    The elegant, powerful, and open-source mod manager. Arisen Studio allows you to easily browse through a regularly updated database of mods, game saves, homebrew, resources, themes, and much more for the PlayStation 3 and Xbox 360. All mods have been tested and verified in our library, which is populated by myself, a few friends, and awesome contributors. Arisen Studio can also be used as an FTP client to install and uninstall mods directly from your console. Without the need to search up old posts or use file managers - this will do everything for you.
    Downloads: 11 This Week
    Last Update:
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  • 6
    eLibrary
    Books and eBooks library organizer. Catalog, tag and search your books database with ease. Automatically fetches the book's details and cover image from the web with a smart ISBN guesser.
    Downloads: 6 This Week
    Last Update:
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  • 7
    Evolutility - CRUD framework for ASP.net

    Evolutility - CRUD framework for ASP.net

    CRUD framework with a generic Web UI and integrated micro ORM.

    Evolutility is a lightweight CRUD framework for heavy lifting. With a generic Web UI and an integrated micro ORM, Evolutility provides a framework for full CRUD and dashboard without any hand-coding. With it, you can build CRUD web applications or professional looking administration pages by defining metadata in XML (or in a database) instead of hand-coding HTML, Javascript, CSS, SQL, and C# or VB. For ASP.NET and SQLServer (partial support for MySQL).
    Downloads: 4 This Week
    Last Update:
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  • 8
    dbTool has been designed to provide a uniform interface over heterogeneous data sources to enable simple data manipulation. The motivation for the tool was to simplify ad-hoc data population and extraction operation in a software development context.
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    Downloads: 19 This Week
    Last Update:
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  • 9
    Database Query Tool - MS Query Analyzer look-alike. Original version from Query Express - www.albahari.com/queryexpress.html
    Downloads: 6 This Week
    Last Update:
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  • Custom VMs From 1 to 96 vCPUs With 99.95% Uptime Icon
    Custom VMs From 1 to 96 vCPUs With 99.95% Uptime

    General-purpose, compute-optimized, or GPU/TPU-accelerated. Built to your exact specs.

    Live migration and automatic failover keep workloads online through maintenance. One free e2-micro VM every month.
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  • 10

    GameLauncher

    Frontend emulator launcher displaying box art image of associated ROMs

    A free front-end emulator displaying associated game box art image for each game. GameLauncher can be controlled using standard Xbox controller. ROM associated image files can be downloaded using following link: http://axter.com/GameLauncher/Images.zip
    Downloads: 6 This Week
    Last Update:
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  • 11
    SourceGrid is a .NET Windows Forms grid control written entirely in C# with managed code. SourceGrid can be used to visualize or to change data in a table format.
    Downloads: 4 This Week
    Last Update:
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  • 12
    MSSQL Compressed Backup compresses SQL Server 2000, 2005 and 2008 databases on the fly using bzip2, zip, or gzip compression. It saves the data in the standard SQL Server backup file format so that standard decompression and restoring tools can be us
    Downloads: 1 This Week
    Last Update:
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  • 13
    DB Web Admin Provides access to your databases through a web interface. It gives users visibility into their SQL Server database instances. DBWA shows users Currently running SQL Queries, Historic Queries, and Fragmented Indexes. DBWA also allows users to kill currently running queries or run their own SQL queries. DBWA is implemented in ASP.NET MVC using C#. Previous Versions supported Oracle(PL/SQL and JSP), MS SQLServer (ASP), and MySQL/ODBC (C#.NET) versions.
    Downloads: 2 This Week
    Last Update:
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  • 14
    PostgreSqlClient - ADO.NET Data provider for PostgreSQL 7.4+ ( The project is no more under development )
    Downloads: 1 This Week
    Last Update:
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  • 15
    Varis Pro is a video rental system, designed to handle very small to extremely large sized customer, and inventory information, and provides a user-friendly interface to streamline the video rental process.
    Downloads: 1 This Week
    Last Update:
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  • 16
    When we need to manipulate or create a MS Access files, we have to install heavy weight MS Office and it is not free. This Project is a lightweight front-end for its Free Engine. you can get free Microsoft Access engines here: http://support.microsoft.com/kb/239114 http://www.microsoft.com/en-us/download/details.aspx?id=13255 http://en.wikipedia.org/wiki/Microsoft_Jet_Database_Engine http://support.microsoft.com/kb/172733 http://support.microsoft.com/kb/239114
    Downloads: 1 This Week
    Last Update:
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  • 17
    C# Implementation of the Consumer Product Safety Recalls Database API. This application allows you to search the US. Recalls Database. The VS2010 source is separated into two projects. A dll / SDK is included to add this functionality in any .Net App
    Downloads: 1 This Week
    Last Update:
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  • 18
    Its a dabase enviroment that creayes databases in hydrobase format. This project it's a freeware product that saves the table in a xml based database that is small and with good enough speed http://pariskoutsioukis.net
    Downloads: 1 This Week
    Last Update:
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  • 19
    IGA Ad Cache Editor is a GUI frontend that allows users to easily edit the SQLite advertising cache file used in some games, such as Battlefield 2142 and Trackmania.
    Downloads: 1 This Week
    Last Update:
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  • 20
    Oracle PL/SQL Code Editor. Allows you to connect to any Oracle Database, browse the database objects and edit and debug PL/SQL code with syntax highlighting. The main focus is for it to be some kind of a PL/SQL IDE, free to download, use, modify!
    Downloads: 1 This Week
    Last Update:
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  • 21
    Prequel is a simple query browser for MySQL. It allows you to perform any MySQL compliant command through an ODBC connection. It's written in C#.NET 2.0 and requires the MySQL ODBC Connector.
    Downloads: 1 This Week
    Last Update:
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  • 22
    eDemonOnline is a set of libraries for ASP .NET. It includes the PHP .NET sub-project(a port of PHP functions library to the .NET framework) along with a collection of web controls, class libraries and tools. For more info see the documentation section.
    Downloads: 1 This Week
    Last Update:
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  • 23
    iUPDATE

    iUPDATE

    Keep your server up to date with iUPDATE!

    iUPDATE is used to update, compare, and synchronize multiple SQL servers. Keep all server groups (development, QA, production) up to date, and easily execute SQL files on multiple database servers. Great for quickly deploying new stored procedures. iUPDATE also supports database scripting, bulk copy operations, and can also quickly generate CRUD stored procedures and an ORM data layer in C# or PHP. iUPDATE also provides SQL Server database replication.
    Downloads: 1 This Week
    Last Update:
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  • 24
    smartData
    smartData for Microsoft .Net Framework. This project create on sql and ole factory technology and have injection security, typed query...
    Downloads: 1 This Week
    Last Update:
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  • 25
    This project aims to produce a form editor like the ones in Visual Studio and SharpDevelop. It is intended to be used as a control for end-users of your application to allow them to create customised forms. The designer persists forms to XML.
    Downloads: 0 This Week
    Last Update:
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