OpenFaaS vs Knative: Key Differences & When to Use Each

Comprehensive side-by-side comparison of features, pricing, and metrics

Key Differences

Compare OpenFaaS and Knative across features, pricing, integrations, and community metrics. OpenFaaS / Knative.

Feature

OpenFaaS

Serverless

Knative

Serverless

Side-by-side comparison of developer tools
Serverless functions made simple
Kubernetes-based platform for serverless workloads
GitHub Stars
⭐ 26,230
⭐ 6,088
Contributors
👥 187
👥 338
Pricing
✓ Free
Enterprise: Contact sales
✓ Free
Enterprise: Contact sales
Languages
Go
Go
Features
  • Docker
  • Faas
  • Functions
  • Functions As A Service
  • Gitops
  • App
  • Autoscaler
  • Container
  • Developer Productivity
  • Function
Integrations
  • • kubernetes
  • • docker
  • • aws
  • • kubernetes
  • • docker
Momentum Score
14/100 (stable)
33/100 (stable)
Community Health
34/100 (needs-attention)
51/100 (developing)
Maturity Index
27/100 (experimental)
23/100 (experimental)
Innovation Score
69/100 (progressive)
34/100 (traditional)
Risk Score (higher is safer)
25/100 (high)
35/100 (medium)
Developer Experience
90/100 (excellent)
90/100 (excellent)
Links

OpenFaaS Strengths

  • ✓ More popular (26,230 stars)

Knative Strengths

  • ✓ Larger community (338 contributors)

When to Use OpenFaaS vs Knative

Use OpenFaaS when its strengths align better with your stack and team needs, and choose Knative when its ecosystem, integrations, or cost profile is a better fit.

Data source: GitHub API

Last updated: 8/30/2026