WF+

•    DotNet

WF+ extends Windows Workflow Foundation capabilities with new activities, expressions, designers and a bunch of other features to make it easier to create and work with activities Ready for WF4 and .NET 4.0+

Activities.WMI

WF4 ?????? WMI ??????????????? Activities library related WMI, available in WF4

Activities.Web

WF4 ?????? web ????????????????? Activities library related web, available in WF4

Workflow Foundation 4 State Machine Service

This is a sample project for workflow foundation 4 state machine exposed as a WCF service. Prerequisites .net framework 4 platform update 1 [url:http://www.microsoft.com/download/en/details.aspx?id=11705]

WCF activities for windows workflow

•    DotNet

This project provides windows workflow activities to create WCF services using windows workflow foundation. These activities are similar to the out of the box activities provided by microsoft for ASMX webservice implementation in workflow. The initial release includes a WCFI...

Workflow Type Browser for WF4

This Workflow Type Browser displays type information for all arguments and variables in a WF4 workflow. It is designed for use in a rehosted designer where Intellisense is no longer available.

Windows Workflow Foundation on Codeplex

This site has previews of Workflow features which are released out of band for the purposes of adoption and feedback.

ASP.NET MVC / Windows Workflow Foundation Integration

This project will product libraries, activities and examples that demonstrate how you can use Windows Workflow Foundation with ASP.NET MVC

Simplify Workflow

A set of custom activities and templates extending Windows Workflow Foundation to simplify the development process for BPM or Workflow application.

QuickFlow - SharePoint Workflow Enhancement and Flowchart Designer

A simple and powerfull workflow engine on SharePoint. It provider a flowchart flowcontainer to make the development of complex sharepoint workflow more easy. It's based on WF3.5 not WF4.

Silverlight Streaming framework

•    Silverlight

Tech Head Brothers Silverlight Streaming framework is an implementation of Silverlight Streaming REST API as a class library and a set of Workflow Foundation activities focused on the Hosting Content on Silverlight Streaming.

WSS Activities - Intranoggin

Contains 17 new SharePoint Designer workflow activities, mostly revolving around the site provisioning process, though some allow you to copy documents and list items to another site collection.

Useful Sharepoint Designer Custom Workflow Activities

This project takes aim at making it easier to create advanced workflows using Sharepoint Designer by providing a set of custom workflow activities.

Microsoft Dynamics CRM 4 Workflow activity extensions

This project consists of several workflow activities like - String concatenation - String capitilization - Calculations Many common and userfull workflow activities will be released in next versions

FusionDotNet

.Net client library for Google Fusion Tables. Wraps the REST-based API in a set of managed classes and integrates the results into ADO.Net objects. Also includes a set of Activities for use with Workflow Foundation 4.0

Community TFS Build Extensions

The Community TFS Build Extensions site provides a place for build engineers to share workflow activities, build process template files, and tools for Team Foundation Build.

CRM 2011 Workflow Utilities

This project includes custom workflow activities for CRM 2011 which provide additional workflow steps for actions such as "delete" and "share" within the CRM Process designer. These activities can be used in both workflows and dialogs but are not supported in CRM Online.

Cadence - Distributed, scalable, durable, and highly available orchestration engine to execute asynchronous long-running business logic in a scalable and resilient way

•    Go

Cadence is a distributed, scalable, durable, and highly available orchestration engine we developed at Uber Engineering to execute asynchronous long-running business logic in a scalable and resilient way.

IWebWF - Windows Workflow Foundation Hosting Framework

www.IWebWF.com - Windows Workflow Foundation Hosting Framework. Allows hosting of workflows that use web services. * Installs the SQL persistence engine * Displays a log of currently persisted workflows * Provides account management to allow usernames and passwords to be man...

Windows Workflow Foundation Toys

Attempting to fill in the gaps in regards to Windows Workflow Foundation. This project will be expanding over time as we identify holes in the product that reusable code can fill.