This .Net/C# sample code is a simple working example for the LiquidPlanner API. These files show how to access it from Visual Studio, you will also need the JSON.net library. LiquidPlanner is a software for scheduling, time tracking, collaboration and predictive project management for modern business.
VisionProject, project management software provider, offers more than a web based property management platform; VisionProject allows developers to integrate VisionProject's features into existing web properties and applications through the VisionProject Web Service API. The API includes access to essential project management tools, as well as enhanced features that are often presented as separate tools (e.g. time reporting, document management, CRM, etc.).
Chaos usually reigns within most application development organizations; a situation that in many ways has been made all that much worse by the simultaneous rise of agile development methodologies and mobile computing.
The Ontimenow Scrum API is an Agile management tool with REST calls and JSON responses, and uses Oauth2 authentication. The API allows calls to check contacts, view defects, check features, tasks, incidents, projects, releases and users.