Minimal ASP.NET MVC app using Dev Proxy
Demonstrates the minimal setup to use Dev Proxy with an ASP.NET MVC application
Minimal ASP.NET MVC app using Dev Proxy
Summary
This sample demonstrates the minimal setup to use Dev Proxy with an ASP.NET MVC application. It shows how to configure Dev Proxy to intercept API requests and mock responses using the MockResponsePlugin. The sample makes a single API call to JSONPlaceholder from a controller and displays the mocked response in a Razor view.

Compatibility
Contributors
Version history
| Version | Date | Comments |
|---|---|---|
| 1.2 | February 4, 2026 | Updated to Dev Proxy v2.1.0 |
| 1.1 | January 18, 2026 | Fixed sample metadata |
| 1.0 | January 5, 2026 | Initial release |
Prerequisites
Minimal path to awesome
- Get the sample:
-
Download just this sample:
npx gitload-cli https://github.com/pnp/proxy-samples/tree/main/samples/minimal-dotnet-aspnet-mvcor
-
Download as a .ZIP file and unzip it, or
-
Clone this repository
-
- Navigate to the sample folder
- In one terminal, start Dev Proxy:
devproxy - In another terminal, run the app:
dotnet run - Open https://localhost:5001 in your browser
- Observe the mocked API response on the page
Features
This sample demonstrates:
- Using MockResponsePlugin to mock API responses
- Displaying mocked API responses in a Razor view
How it works
- When the home page is loaded, the controller makes a GET request to
https://jsonplaceholder.typicode.com/posts/1 - Dev Proxy intercepts the request and returns the mocked response defined in
mocks.json - The mocked response is displayed on the page
Help
We do not support samples, but this community is always willing to help, and we want to improve these samples. We use GitHub to track issues, which makes it easy for community members to volunteer their time and help resolve issues.
You can try looking at issues related to this sample to see if anybody else is having the same issues.
If you encounter any issues using this sample, create a new issue.
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Disclaimer
THIS CODE IS PROVIDED AS IS WITHOUT WARRANTY OF ANY KIND, EITHER EXPRESS OR IMPLIED, INCLUDING ANY IMPLIED WARRANTIES OF FITNESS FOR A PARTICULAR PURPOSE, MERCHANTABILITY, OR NON-INFRINGEMENT.