Functions Concepts

Validated on 23 May 2022 • Last edited on 13 Mar 2026

Functions are blocks of code that run on demand without the need to manage any infrastructure. Develop on your local machine, test your code from the command line (using doctl), then deploy to a production namespace or App Platform — no servers required.

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Functions Glossary

This glossary defines DigitalOcean-specific terms related to DigitalOcean Functions.

Best Practices for Rearchitecting Monolithic Applications to Microservices

This community tutorial reviews some best practices for rearchitecting monolithic applications to use microservices, including an overview of microservices, migration considerations, and an example using a Flask application.

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