54.9k
Mkcert
A simple zero-config tool designed to create locally trusted development certificates for any domain, enhancing local SSL/TLS setup.
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Tools
1 Open Source Alternatives to Let's Encrypt
There are 1 open-source alternatives to Let's Encrypt in this directory. The most popular is Mkcert with 54.9k GitHub stars. All are open source, free to use, and many can be self-hosted.
All open-source alternatives to Let's Encrypt
Frequently asked questions
What are the best open-source alternatives to Let's Encrypt?
The top three are Mkcert(54.9k stars). All are open source and free to use.
Are these alternatives to Let's Encrypt free?
Yes. Every tool listed here is open source and free to use in your own projects. Many can be self-hosted on your own infrastructure, which means no subscription fees and full control over your data.
Can I self-host an alternative to Let's Encrypt?
Many of the alternatives listed are self-hostable. Each tool's page lists hosting details, system requirements, and licensing terms.
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