Open Source Visual Basic .NET Software Development Software

http://qooxdoo.org is a great JavaScript framework. It contains lots of UI controls that would be useful when developing ASP.NET applications. But qooxdoo designed to communicate with server via RPC method. It is not comfortably. The main qxdotnet idea is a creating C# mirror objects for qooxdoo UI controls. State of the objects on the server and the client is synchronized with AJAX. For example, you just create a C# "button" control and place it on the form. After you start your ASP.NET application, you can see the button inside browser.

Ftp client library (framework) for .Net written in C#, download upload, resume, create directory recursive, events

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.).

Easy and ready-to-use set of .Net Classes to implement LDAP applications (Servers and Clients). Included in the project: - Classes for all types of LDAP Requests and Responses; - Void Server and void Client Classes, ready for custom implementations.

ManagedFusion was built on the idea of having a single Web-Portal Core, that handles modules, security, themeing, and localization. A CMS, ERP, or CRM can be easily created with this powerful framework. Mono and .Net are supported.

OmniPortal was built on the idea of having a web-portal-kernel, that could handle security, themeing, and localization. This means that you can create any web based system on top of OmniPortal (i.e. ERP, CMS, CRM) easily. Mono and .Net is supported.

A suite of Open Source controls for ASP.NET. The project's aim is to develop a range of powerful controls for .NET developers that are of commercial quality, but without the cost of commercial products.

XUP (Extensible User Interface Protocol) is a SOAP-based protocol for delivering events and incremental UI updates. This project builds a web application development framework on top of XUP, consisting of a client, a server toolkit, and a template viewer.

S.LSoftware lots of useful small open source projects

WebGrid generates cross-browser compatible web forms, and handles all data source interaction (update, insert, and delete) for you. WebGrid is fast loading datagrid with codeless data-binding and comes with a rich set of client & server properties.

Webstensible is an extensible application layer for building robust, web-based business applications. The framework is written in DotNet. All components are loaded via reflection and designed to be replaced to match ever-changing business requirements.

XForms4Net, the XForms .NET library.

aspbeans is a framework allowing translation between bean-like .NET objects and ASP web forms, allowing forms to be mapped to an object-oriented hierarchy (with relationships like many-to-one or one-to-one). Reduces coupling and makes developers happy.

hostingstar.com.au's open source software. To be used primarily for dotnetnuke modules, a cross platform backup system, .net (dotnet) user controls, 3d plugins and many other bits and pieces.

Simple and Fast, Create Application use JavaScript Html and Css.