Softwr

Cloud · head to head

Serverless Framework vs Caddy

Serverless Framework logo

Serverless Framework

Cloud

Build and deploy serverless applications on AWS Lambda

From
Free
Rated
-
Full reviewWebsite
Caddy logo

Caddy

Cloud

Web server with automatic HTTPS by default

From
Free
Rated
-
Full reviewWebsite

The short version

  • Each has a real cost: Serverless Framework exclusive to AWS Lambda - no support for other cloud providers; Caddy smaller ecosystem than Nginx, so third-party guides and modules are fewer
  • They diverge on capability: Serverless Framework covers YAML configuration, Caddy covers Automatic HTTPS.

Where they differ

Only the attributes on which Serverless Framework and Caddy actually diverge.

Attributes where Serverless Framework and Caddy differ
AttributeServerless FrameworkCaddy
Pricing modelUnknownOpen source, no licence fee
PlatformsAWS Lambda, AWS API Gateway, AWS CloudFormationLinux, macOS, Windows, Docker

Identical on both: starting price (Free), free tier (Yes), user rating (Not yet rated), category (Cloud).

What each one covers

Drawn from each product's published feature list. An absence here means we hold no record of it - not that the product lacks it.

Only in Serverless Framework

  • YAML configuration
  • Single command deployment
  • Extensible plugin ecosystem
  • Multi-language support
  • Unified dashboard
  • Built-in metrics and alerts

Only in Caddy

  • Automatic HTTPS
  • Caddyfile
  • Reverse proxy
  • Single binary

What people use each for

The jobs each tool is most often brought in to do.

Serverless Framework

  • Deploying APIs and microservices to AWS Lambdanot Caddy
  • Building event-driven applications with serverless functionsnot Caddy
  • Managing multi-language serverless projectsnot Caddy

Caddy

  • Sites and services where expired certificates have caused outages beforenot Serverless Framework
  • Small deployments where Nginx configuration is more effort than the problem warrantsnot Serverless Framework
  • Reverse proxying internal services with TLS without a certificate workflownot Serverless Framework

Where each one falls short

Documented limitations, not opinions. Every one is a constraint you would hit in normal use.

Serverless Framework

  • Exclusive to AWS Lambda - no support for other cloud providers
  • Paid tier requires credit system that can be confusing for budgeting
  • Plugin ecosystem quality varies significantly

Caddy

  • Smaller ecosystem than Nginx, so third-party guides and modules are fewer
  • Adding plugins means rebuilding the binary rather than loading a module
  • Under very high throughput Nginx generally still benchmarks ahead
  • Automatic certificate issuance needs outbound internet access, which complicates air-gapped deployments

Pricing, plan by plan

Serverless Framework

Free
  • FreeFree
    • For organizations with under $2M annual revenue
    • All Framework features included
  • Pay-As-You-Go$4/credit
    • 1 credit = 1 Service Instance or 50K Traces or 4M Metrics
    • Standard rate for larger organizations
  • Reserved Credits$1/credit
    • Discounts up to 74% off (1-year), 77% off (2-year), 80% off (3-year)
    • Additional 10% off for upfront payment

Caddy

Free
  • CaddyFree
    • Full functionality
    • Commercial use permitted
    • Community support

Which should you pick?

Choose Serverless Framework if

  • You need yaml configuration.
  • You want to start without paying.
  • You work on AWS Lambda, AWS API Gateway, AWS CloudFormation.
  • You also want single command deployment.
Serverless Framework review

Choose Caddy if

  • You need automatic https.
  • You want to start without paying.
  • You work on Linux, macOS, Windows, Docker.
  • You also want caddyfile.
Caddy review

Questions people ask

Is Serverless Framework or Caddy better?
Neither clearly leads. Serverless Framework starts at Free and Caddy at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Serverless Framework or Caddy?
Serverless Framework starts at Free and Caddy at Free.
Does Serverless Framework or Caddy run on more platforms?
Serverless Framework runs on AWS Lambda, AWS API Gateway, AWS CloudFormation. Caddy runs on Linux, macOS, Windows, Docker.
Can I use Serverless Framework for free?
Both have a free tier, so you can try either at no cost before committing.
What is Serverless Framework best used for?
Serverless Framework is most often used for deploying apis and microservices to aws lambda, building event-driven applications with serverless functions, managing multi-language serverless projects. Of those, deploying apis and microservices to aws lambda and building event-driven applications with serverless functions are not what Caddy is typically brought in for.
What can Serverless Framework do that Caddy cannot?
Serverless Framework covers YAML configuration, Single command deployment, Extensible plugin ecosystem, Multi-language support. Caddy covers Automatic HTTPS, Caddyfile, Reverse proxy, Single binary.

Answered from the vendors’ own pages

Serverless Framework: When do I have to pay for Serverless Framework?

The Serverless Framework CLI v4+ is free for organizations earning under $2 million annually. Organizations earning more must purchase credits at $4 per credit standard rate or reserved credits starting at $1 per credit with volume discounts.

Source
Caddy: Is Caddy free?

Yes, open source under the Apache 2.0 licence, free for commercial use.

Serverless Framework: What cloud providers does Serverless Framework support?

Serverless Framework is exclusive to AWS Lambda. It does not support other cloud providers like Azure or Google Cloud.

Source
Caddy: What does automatic HTTPS mean?

Caddy obtains certificates from Let’s Encrypt or ZeroSSL on first request and renews them before expiry, with no cron job or configuration.

Serverless Framework: What does one credit cover?

One credit equals 1 Service Instance, 50,000 Traces, or 4 Million Metrics.

Source
Caddy: Caddy or Nginx?

Caddy is dramatically simpler to configure and removes certificate management. Nginx has the larger ecosystem and better peak throughput.

Share

Related pages

More on Serverless Framework

More on Caddy

Keep looking

Other head to heads