Build full-stack web apps
with nothing but Python.

No more JavaScript – yes, really!

Here's how it works:

Web-based IDE

Develop in your browser: no need to install anything.

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Create your UI with drag and drop

No HTML, CSS or JavaScript!

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Run Python in the browser

Modify your UI components directly with Python.

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Run Python on the server

Use simple Python function calls to pass information from the server to client.

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Built-in database

Backed by Postgres. Query or edit your data with a no-nonsense Python statement.

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Deploy in the cloud with one click

Choose public or private hosting at the click of a button.

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Ready to try it out?

Anvil is free to use!

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More about Anvil...

Install Anvil on-site

Develop and run your app entirely behind your corporate firewall, on servers you control.

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Open Source Anvil App Server

Run Anvil Apps anywhere! You have complete control, because Anvil's runtime engine is open source.

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Built-in user authentication

Anvil handles sign-up, log-in, email verification, two-factor authentication, password reset and more.

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Generate PDF Documents

Design your documents with Anvil's drag-and-drop designer. Create them with one line of code.

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Build HTTP APIs in seconds

Integrate with external HTTP REST APIs, or expose REST APIs.

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Connect to outside code

Connect a script you’ve already written, connect to your Jupyter notebook, call into Anvil from your local machine - it’s a two-way API!

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Import Python libraries

Full Python environment, with access to any library you can pip install.

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Securely store sensitive information

Passwords or API keys stored safely, encrypted in your app.

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Add Google Maps, YouTube and Stripe instantly

Drag and drop Anvil's built-in components.

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Send and receive emails

Send and respond to emails with one line of Python using Anvil’s built-in Email service.

Sample code Reference docs

Run background tasks

Leave your main program to continue executing while your background tasks are running.

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Upload and download files

Upload and download using Anvil's built-in components and store media files directly in your database.

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Git Version control

Every app is a Git repository. Clone with Git onto your own machine, edit it, and push new versions up to Anvil.

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Access the raw web APIs

If you need to, you can always write HTML & CSS, and call JavaScript from Python.

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