# Azure Cosmos DB Emulator

Congratulations! Your Azure Cosmos DB emulator is running.

Now, let's connect a sample app to it.

URI

Primary Key

Primary Connection String

Mongo Connection String

Choose a platform

1
Open and run a sample .NET app

We created a sample .NET app connected to your Azure Cosmos DB Emulator instance. Download, extract, build and run the app.

2
Learn more about Azure Cosmos DB

- Code Samples
- Documentation
- Pricing
- Capacity Planner
- Forum

1
Open and run a sample .NET Core app

We created a sample .NET Core app connected to your Azure Cosmos DB Emulator instance. Download, extract, build and run the app.

2
Learn more about Azure Cosmos DB.

- Code Samples
- Documentation
- Pricing
- Capacity Planner
- Forum

1
Open and run a sample Java app

We created a sample Java app connected to your Azure Cosmos DB Emulator instance. Download, extract, build and run the app.

Follow instructions in the readme.md to setup prerequisites needed to run Java web apps, if you haven’t already.

2
Learn more about Azure Cosmos DB.

- Documentation
- Pricing
- Capacity Planner
- Forum

1
Open and run a sample Node.js app

We created a sample Node.js app connected to your Azure Cosmos DB Emulator instance. Download, extract, build and run the app.

Run npm install and npm start, and navigate to http://localhost:3000.

2
Learn more about Azure Cosmos DB.

- Code Samples
- Documentation
- Pricing
- Capacity Planner
- Forum

1
Create a new Python app.

Follow this tutorial to create a new Python app connected to Azure Cosmos DB.

2
Learn more about Azure Cosmos DB.

- Code Samples
- Documentation
- Pricing
- Capacity planner
- Forum