Comparison

Fastly Compute vs OpenFaaS

On the evidence we track, Fastly Compute leads this comparison with a composite score of 62/100. Scores are only directly comparable because these tools share a category; the full breakdown and every source is below.

Fastly Compute full profile →OpenFaaS full profile →

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★Fastly Compute62

OpenFaaS41

Attribute comparison across 2 tools
Attribute	Fastly ComputeLeader	OpenFaaS
Vioscale score	62 / 100medium · 54%updating	41 / 100low · 42%updating
Pricing
Free tierpricing.free_tier	✓	✓
Modelpricing.model	commercial	commercial
Price levelpricing.price_level	low	low
Transparentpricing.transparent	✓	✓
Integrations
Countintegrations.count	-	20
Security
Gdprsecurity.gdpr	✓	-
Scorecardsecurity.scorecard	-	4.3
Vulnerabilitiessecurity.vulnerabilities	Count: 2 · Source: https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=npm&package_name=%40fastly%2Fjs-compute&per_page=100 · Last 12m: 0 · Max severity: HIGH	Count: 0 · Source: https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=go&package_name=github.com%2Fopenfaas%2Ffaas&per_page=100 · Last 12m: 0
Reliability
Status pagereliability.status_page	✓	-
Adoption
Dependent reposadoption.dependent_repos	65	55
Github starsadoption.github_stars	226	26,231
Package downloads weeklyadoption.package_downloads_weekly	510,239	-
Activity
Commits last 30dactivity.commits_last_30d	39	0
Release
Cadence daysrelease.cadence_days	4	136
Historyrelease.history	20 items	5 items
License
Spdxlicense.spdx	Apache-2.0	-
Language
Primarylanguage.primary	JavaScript	Go
Market
Availabilitymarket.availability	Available worldwide	Available worldwide · HQ GB

Score

Vioscale score

Fastly Compute62 / 100medium · 54%updating

OpenFaaS41 / 100low · 42%updating

Pricing

Free tier

Fastly Compute✓

OpenFaaS✓

Model

Fastly Computecommercial

OpenFaaScommercial

Price level

Fastly Computelow

OpenFaaSlow

Transparent

Fastly Compute✓

OpenFaaS✓

Integrations

Count

Fastly Compute–

OpenFaaS20

Security

Gdpr

Fastly Compute✓

OpenFaaS–

Scorecard

Fastly Compute–

OpenFaaS4.3

Vulnerabilities

Fastly ComputeCount: 2 · Source: https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=npm&package_name=%40fastly%2Fjs-compute&per_page=100 · Last 12m: 0 · Max severity: HIGH

OpenFaaSCount: 0 · Source: https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=go&package_name=github.com%2Fopenfaas%2Ffaas&per_page=100 · Last 12m: 0

Reliability

Status page

Fastly Compute✓

OpenFaaS–

Adoption

Dependent repos

Fastly Compute65

OpenFaaS55

Github stars

Fastly Compute226

OpenFaaS26,231

Package downloads weekly

Fastly Compute510,239

OpenFaaS–

Activity

Commits last 30d

Fastly Compute39

OpenFaaS0

Release

Cadence days

Fastly Compute4

OpenFaaS136

History

Fastly Compute20 items

OpenFaaS5 items

License

Spdx

Fastly ComputeApache-2.0

OpenFaaS–

Language

Primary

Fastly ComputeJavaScript

OpenFaaSGo

Market

Availability

Fastly ComputeAvailable worldwide

OpenFaaSAvailable worldwide · HQ GB

Capabilities

Feature-by-feature on the axes that matter for serverless & edge platforms. “-” means undocumented, not absent.

Capability comparison for Serverless & Edge Platforms
Capability	Fastly Compute	OpenFaaS
Core
Execution substrate	WASM	-
Language / runtime breadth	JavaScript, with WebAssembly runtime support	extensive language support
Reach
Runs at global edge PoPs	✓	-
Scale
Scale to zero	-	-
Performance
Cold-start profile	Low	-
Limits
Max execution duration	-	extended execution timeouts
Integration
Event source breadth	-	-
HTTP endpoint trigger	✓	-
Cron / scheduled invocations	-	-
State
Durable state / workflow primitive	-	-
Flexibility
Bring-your-own runtime / container	-	✓
Deployment
Hosting	Cloud only	Cloud + self-hosted
Ops
Built-in logs / metrics / tracing	-	-
Extensibility
CLI + IaC / framework support	✓	-

Core

Execution substrate

Fastly ComputeWASM

OpenFaaS-

Language / runtime breadth

Fastly ComputeJavaScript, with WebAssembly runtime support

OpenFaaSextensive language support

Reach

Runs at global edge PoPs

Fastly Compute✓

OpenFaaS-

Scale

Scale to zero

Fastly Compute-

OpenFaaS-

Performance

Cold-start profile

Fastly ComputeLow

OpenFaaS-

Limits

Max execution duration

Fastly Compute-

OpenFaaSextended execution timeouts

Integration

Event source breadth

Fastly Compute-

OpenFaaS-

HTTP endpoint trigger

Fastly Compute✓

OpenFaaS-

Cron / scheduled invocations

Fastly Compute-

OpenFaaS-

State

Durable state / workflow primitive

Fastly Compute-

OpenFaaS-

Flexibility

Bring-your-own runtime / container

Fastly Compute-

OpenFaaS✓

Deployment

Hosting

Fastly ComputeCloud only

OpenFaaSCloud + self-hosted

Ops

Built-in logs / metrics / tracing

Fastly Compute-

OpenFaaS-

Extensibility

CLI + IaC / framework support

Fastly Compute✓

OpenFaaS-

What each one is

The product in its own terms, so the numbers below have context.

Fastly Compute

Leader

Execute code at the edge using WebAssembly with instant startup times. Includes storage, messaging, and built-in security features for modern application development.

Independently observed

OpenFaaS

Open-source serverless framework that abstracts cloud provider differences, allowing you to deploy and run functions across multiple clouds, on-premises, and Kubernetes with extended execution timeouts and support for many programming languages.

Independently observed

Pricing

List pricing as published by each vendor, with the date we read it. Always verify at the source before you buy.

Fastly Compute

Leader

Usage-basedFree tier

Free tier. Usage-based pricing from $0.50 per 1 million compute requests

ComputeFree
- 10M compute requests/month free
- 100M vCPU milliseconds/month free
- Global edge deployment
- WebAssembly runtime
- Volume discounts

as of 2026-08-14verify ↗

OpenFaaS

from $1250/moHybridFree tier14-day trial

Community Edition free; Standard from $1,250/month with 14-day trial; Enterprise custom pricing

Community EditionFree
- 15 functions
- 1 namespace
- Public repositories only
- Basic autoscaling up to 5/5 replicas
- Basic metrics & observability
- +3 more
OpenFaaS Standard$1,250/month
- 500 functions
- 1 namespace
- Private registries for functions
- Fine-tuned autoscaling for RPS, Capacity & CPU
- Scale to Zero
- +9 more
OpenFaaS for EnterprisesContact sales
- 5000 functions per namespace
- Unlimited namespaces
- Multi-tenancy with secure isolation (gVisor)
- Function Builder API (REST)
- Dedicated async queues (JetStream)
- +9 more

as of 2026-08-13verify ↗

Platform & deployment

Where each product runs and how it can be hosted. A dash means undocumented, not unsupported.

Platform and deployment support comparison
Supports	Fastly Compute	OpenFaaS
LinuxPlatforms	✗	✓
CLIPlatforms	✓	✓
Cloud / SaaSDeployment	✓	✓
Self-hostedDeployment	✗	✓
On-premiseDeployment	✗	✓

Platforms

Linux

Fastly Compute✗

OpenFaaS✓

CLI

Fastly Compute✓

OpenFaaS✓

Deployment

Cloud / SaaS

Fastly Compute✓

OpenFaaS✓

Self-hosted

Fastly Compute✗

OpenFaaS✓

On-premise

Fastly Compute✗

OpenFaaS✓

Integrations

What each product connects to. Counts come from the vendor's own integration directory where one exists.

Fastly Compute

Leader

Not documented yet.

OpenFaaS

20 total

Apache Kafka
AWS SQS
AWS SNS
GCP Pub/Sub
RabbitMQ
PostgreSQL
MQTT
Cron
Grafana
Istio
Linkerd
NATS JetStream
GitHub
Slack
Salesforce
Zoom
Google Docs
Gmail
DigitalOcean
Crunchbase

Independently observed

Comparison generated from independently-sourced facts. Every value links to its source and retrieval date. See the method.