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 |
| Cozystack | Kubernetes-based cloud platform and framework |
| Kubero | Deploy applications on Kubernetes without specialized knowledge |
| Canine | Self-hosted Kubernetes deployment platform |
| SwiftWave | Self-hosted, lightweight platform-as-a-service solution |
| Epinio | Application development platform that runs on Kubernetes |
| Convox | Multicloud Platform as a Service based on Kubernetes |
| AppScale GTS | Open Source Implementation of Google App Engine |
| Mist | Lightweight, self-hostable Platform-as-a-Service |
Read our verdict in the software roundup.
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