OpenFaaS is software designed to make it easy for developers to deploy event-driven functions and microservices to Kubernetes without repetitive, boiler-plate coding.
Package your code or an existing binary in an OCI-compatible image to get a highly scalable endpoint with auto-scaling and metrics.
This is free and open source software.
Key Features
- Ease of use through UI portal and one-click install.
- Write services and functions in any language with Template Store or a Dockerfile.
- Build and ship your code in an OCI-compatible/Docker image.
- Portable: runs on existing hardware or public/private cloud by leveraging Kubernetes.
- CLI available with YAML format for templating and defining functions.
- Auto-scales as demand increases including to zero.
Website: www.openfaas.com
Support: GitHub Code Repository
Developer: OpenFaaS Author(s)
License: MIT License

OpenFaaS is written in Go. Learn Go with our recommended free books and free tutorials.
Related Software
| Platform as a service (PaaS) Cloud Computing Stacks | |
|---|---|
| OKD | Computing platform as a service product from Red Hat |
| Coolify | Self-hostable Heroku / Netlify / Vercel alternative |
| OpenFaaS | Serverless Functions Made Simple |
| Dokku | Smallest PaaS implementation you’ve ever seen |
| CapRover | App/database deployment platform and web server package |
| tsuru | Extensible and open source Platform as a Service software |
| CloudFoundry | Part of the Pivotal Initiative |
| Porter | Fully-managed PaaS that lets teams automate DevOps |
| Kubero | Deploy applications on Kubernetes without specialized knowledge |
| AppScale GTS | Open Source Implementation of Google App Engine |
Read our verdict in the software roundup.
Explore our comprehensive directory of recommended free and open source software. Our carefully curated collection spans every major software category.This directory is part of our ongoing series of informative articles for Linux enthusiasts. It features hundreds of detailed reviews, along with open source alternatives to proprietary solutions from major corporations such as Google, Microsoft, Apple, Adobe, IBM, Cisco, Oracle, and Autodesk. You’ll also find interesting projects to try, hardware coverage, free programming books and tutorials, and much more. Know a useful open source Linux program that we haven’t covered yet? Let us know by completing this form. |

