Open Source Visual Basic .NET Software Development Software

SharpDevelop is the open-source IDE for the .NET platform. Write applications in languages including C#, VB.NET, F#, IronPython and IronRuby, as well as target rich and reach: Windows Forms or WPF, as well as ASP.NET MVC and WCF. It starts from USB drives, supports read-only projects, comes with integrated unit and performance testing tools, Git, NuGet and a lot more features that make you productive as a developer.

The Irrlicht Engine is an open source high performance realtime 3D engine written and usable in C++. It is completely cross-platform, using D3D, OpenGL and its own software renderers.

Turn Visual Studio into a powerful HMI/SCADA development package by simply dragging and dropping, no coding required. DF1, Ethernet/IP for Allen Bradley PLC controllers, and many more drivers. Free

Roslyn provides rich, code analysis APIs to open source C# and Visual Basic compilers. This enables you to access a wealth of information about your code from compilers, which you can then use for code-related tasks in your tools and applications. Roslyn dramatically lowers the barrier to entry for creating code-focused tools and applications, creating many opportunities for innovation.

PDFsharp moved to https://github.com/empira/PDFsharp PDFsharp is a .NET library for creating and modifying Adobe PDF documents programmatically from any .NET language like C# or VB.NET. PDFsharp defines classes for the objects found in PDF files, so you never have to deal with IDs or references directly. The downloads include MigraDoc Foundation, a .NET library for creating documents on the fly (supports PDF and RTF). PDFsharp is the .NET library that easily creates and processes PDF documents on the fly from any .NET language. The same drawing routines can be used to create PDF documents, draw on the screen, or send output to any printer. MigraDoc Foundation is the .NET library that easily creates documents based on an object model with paragraphs, tables, styles, etc. and renders them into PDF, XPS, or RTF.

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)

THIS VERSION ON SOURCEFORGE IS NO LONGER SUPPORTED and works only on Windows. The Okapi Framework is a set of components and tools for localization and translation tasks. THE NEWEST JAVA-BASED VERSION OF OKAPI IS AVAILABLE AT: http://okapi.opentag.com/ The new version runs on Windows, Mac, Linux, etc.

Free Open Source Reporting tool for .NET Core/.NET Framework that helps your application generate document-like reports.

The Tao Framework for .NET is a collection of bindings to facilitate cross-platform game-related development utilizing the .NET platform. Superseded by OpenTK: https://sourceforge.net/projects/opentk/

Avignon is an acceptance test system that allows you to write executable tests in a language that you define. It uses XML to define the syntax of the language but, if you choose to extend the language, leaves the semantics of the tests up to you.

User contributed components that extends the functionality of NHibernate. More information in the wiki: http://www.nhforge.org/wikis/. Development List: http://groups.google.com/group/nhcdevs

Test, validate and diagnose communication protocols in medical environments (DICOM, HL7 and IHE). DVTk is a must have for software developers, test engineers and service engineers that work in the healthcare domain. NEW. Services on www.dvtk.org!

NUnit brings xUnit-style unit-testing to all .Net languages. Although we no longer host our development on Sourceforge, our latest releases are always available here, as well as at our current development site at http://launchpad.net/nunitv2 Please report bugs at http://bugs.launchpad.net/nunitv2 You can browse or download the current source code at http://code.launchpad.net/nunitv2

A collection of .NET components that wrap PInvoke calls to access native API by managed code

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).

ActiveLock is an open-source copy protection, software licensing framework for all development enviroments supporting COM+ architecture. Core DLL available in VB2008 and VB6. Samples in C++, C#, Excel/Access VBA and keygens in PHP, ASP.NET available.

Inspired by JUnit, csUnit brings the power of unit testing to the .NET framework. csUnit is your key to unit testing and test-driven development using .NET languages such as C#, Visual Basic .NET, Visual J#, or Managed C++.

JSC allows developers to think in C# while targeting JavaScript, Java, Actionscript and PHP. If you want to create a Flash or WebGL powered game in C# JSC is what you need. If you want to create a single page web application JSC is what you need! JSC also integrates with NuGet which allows to create packages. Contact us at: info@jsc-solutions.net

GameGuts is a collection of low-level services for game development. It is not a game engine; it is a foundation on which to build an engine. A DLL with a C API, targeted at higher-level languages. Includes bindings for .NET, more to come.

Corba ORB for Microsoft.Net/Mono Platform, allows to communicate with IIOP servers, including Java EJB servers.

Formerly known as DotNetOpenId, this library brings easy and flexible OpenID, OAuth and InfoCard to the .NET platform. Official web site is at http://www.dotnetopenauth.net/, which includes source code downloads.

USPS One Code - Intelligent Mail Barcode (4-State Customer Barcode) - encoder implementation with VS 2008. Source code in C# and VB.NET and binaries for .NET (1.1, 2.0 and 3.5), .NET CF (2.0 and 3.5) and Mono (1.* and 2.0).

The .Net Runtime Library for Delphi (CNClrLibrary) is the best library to work with .Net framework and .Net libraries from Delphi. It is designed to provide a way to interact with applications written in anyone of the .Net languages (such as C#, Visual Basic.Net, Delphi.Net, JScript.Net, etc) from Delphi. CNClrLibrary allows Delphi to use .Net libraries without the need for registry entries, COM registrations, or changes to the .NET libraries. Competitive Advantages: - No extra dll is required when deployed. - No COM registration of .Net Libraries is required when deployed. - There are tools to generate your .Net Libraries into Delphi pas files. - Allows Delphi to consume .Net libraries as if they were native code. - Full access to .Net Framework Class Library. - Easy to use. CNClrLibrary can do so much: - Access .Net Framework Class Library. - Access Third Party .Net Libraries. - Access Your .Net Libraries. - etc Latest Version: 6.0.7.0

http://www.filehelpers.net The FileHelpers are an easy to use .NET library written in C#. Is designed to read/write data from flat files with fixed length or delimited records (CSV). Also has support to import/export data from different data storages (Excel, Access, SqlServer) Code on GitHub: https://github.com/MarcosMeli/FileHelpers

This project attempts to do two things. First, it provides bindings to the OpenCL API that mirror the OpenCL 1.1 spec as closely as possible. (Preliminary OpenCL 1.2 support is available in SVN)Second, it provides a higher level abstraction of the API that's more .Net-like.