Caddy
Business Profile
Core Value Proposition
Caddy provides automatic HTTPS by default and a modular, self-hosted web server platform with built-in TLS certificate management.
Target Customer
Developers, DevOps/IT teams, and SaaS providers who need automated TLS, scalable certificate management, and programmable web server capabilities.
Key Differentiator
On-Demand TLS with dynamic, on-the-fly certificate provisioning, built-in private PKI, and a RESTful configuration API within a highly modular, open-source architecture that can be tailored to exact needs.
Implementation Timeline
Demonstrated quick security provisioning: hosted demo shows HTTPS can be provisioned in under 1 minute.
Pain Points
- 1Automating certificate issuance and renewal for many sites/domains.
- 2Scalably managing TLS certificates across large fleets (hundreds of thousands of sites or thousands of instances).
- 3Reducing infrastructure complexity with a unified configuration system and built-in PKI.
Key Features
- 1Automatic HTTPS by default for all sites
- 2On-Demand TLS for on-the-fly certificate provisioning and renewal
- 3Native JSON configuration with a RESTful admin API
- 4Caddyfile configuration with flexible adapters
- 5Internal PKI and fully-managed private CAs, plus an ACME server
Target Customer Industries
Decision Makers
- 1Product Manager
Client Results
- 1Automated TLS certificates for all sites, reducing manual certificate management
- 2Scalable TLS management capable of handling hundreds of thousands of sites or many instances
- 3Built-in internal PKI support for private certs across fleets
- 4Compliance-friendly defaults (PCI, HIPAA, and NIST) for TLS configurations
- 5Significant scale and reliability demonstrated by references and claims (e.g., 50+ million certificates under management)
Competitive Advantages
- 1Automatic TLS by default, reducing security risk and maintenance
- 2On-Demand TLS enables scalable, per-domain certificate provisioning
- 3Built-in private PKI supports internal certs without external tools
- 4RESTful API + flexible adapters for automation and integration
- 5Open-source, sponsorship-supported model with no enterprise paywalls
Key Benefits
Case Studies & Success Stories
Hope Channel International case study
Caddy's technology enabled Hope Channel International to deliver secure content to millions of users worldwide.
Stripe internal systems
Caddy's extensible architecture and online config API power many of Stripe's internal systems.
Additional Product Information
Product Description
Caddy is an enterprise-ready, open source web server with automatic HTTPS written in Go. It offers TLS certificate management, a modular architecture, and tools to simplify hosting, reverse proxying, and static file serving.
Target Market
Developers, IT/DevOps teams, and SaaS providers seeking automated TLS and scalable certificate management for web services.
Unique Value Proposition
Automatic TLS by default, On-Demand TLS for scalable certificate provisioning, built-in private PKI, and a RESTful, programmable configuration API within a modular open-source platform.
Technical Requirements
Self-hosted server (binary) with Go-based implementation; native JSON config; Caddyfile support; REST API for config; supports config adapters (YAML, TOML, NGINX, etc.); TLS-enabled by default.
Pricing Model
Free open-source software with sponsorships; sponsorships provide ongoing development and benefits.
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