Introduction

    OpenFaaS® makes 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 a Docker image to get a highly scalable endpoint with auto-scaling and metrics.

    Highlights

    • Open source functions framework - run it on any cloud without fear of lock-in
    • Write functions in any language and package them in Docker/OCI-format containers
    • Easy to use - built-in UI, powerful CLI and one-click installation
    • Scale as you go - handle spikes in traffic, and scale down when idle
    • Active community - contribute and belong

    Stack

    See also: Tech stack & layers &

    Online training

    • Our Official eBook: Serverless For Everyone Else

      In , you’ll gain a working knowledge of the value and use-cases of serverless functions. You’ll then build your own with Node.js and learn how to secure and monitor them. Learn directly from the OpenFaaS Founder.

    • Training course from the LinuxFoundation: Introduction to Serverless on Kubernetes

      This training course “Introduction to Serverless on Kubernetes” written by the project founder and commissioned by the LinuxFoundation provides an overview of what you need to know to build functions and operate OpenFaaS on public cloud.

    • Self-paced workshop written by the community on GitHub

      You may also like to try the self-paced workshop on GitHub written by the OpenFaaS community

      Browse the

    Become a Sponsor

    How is OpenFaaS funded?

    OpenFaaS is free and open-source. As an end-user, supporter or commercial company, you can become a sponsor and get unique benefits, whilst also supporting the project and community.

    You can access exclusive updates, discounts, news and tutorials through the with over 80 updates from the OpenFaaS Founder going back to 2019.

    Portal

    Pictured: API gateway portal - designed for ease of use

    Deploy OpenFaaS to Kubernetes, OpenShift, or faasd

    Video presentations

    OpenFaaS has a thriving community of Open Source contributors and users.

    If you’d like to join OpenFaaS community Slack channel to chat with contributors or get some help - then fill out the Google Forms page

    Several dozen end-user companies have given permission for their logo to be used on , you can find specific information about use-cases in the ADOPTERS.md file and on the .

    If you are using OpenFaaS for internal or production use, please feel free to send a pull request to the ADOPTERS.md file, to email support@openfaas.com or to comment on .

    OpenFaaS is written in Golang and contributions are welcomed from end-users and the community. It could mean providing feedback through testing features, proposing enhancements, or getting involved with the maintenance of almost to 40 projects.

    If you would like to contribute to the documentation site or find out more check out the .

    Grafana dashboards

    Example of a Grafana dashboards linked to OpenFaaS showing auto-scaling live in action:

    An alternative community dashboard is available here

    Governance

    The core of OpenFaaS is an independent open-source project originally created by Alex Ellis in 2016. It is now being built and shaped by a .

    OpenFaaS is hosted by OpenFaaS Ltd (registration: 11076587), a company which also offers commercial services, homepage sponsorships, and support. OpenFaaS ® is a registered trademark in England and Wales.