1 Open Source Alternatives to Cal.com

Q: What are the best open-source alternatives to Cal.com?

The top open-source alternatives to Cal.com are Coss. Coss leads with 9.5k GitHub stars.

Q: Are these alternatives to Cal.com free?

Yes. Every tool listed here is open source and free to use. Many can be self-hosted on your own infrastructure.

There are 1 open-source alternatives to Cal.com in this directory. The most popular is Coss with 9.5k GitHub stars. All are open source, free to use, and many can be self-hosted.

All open-source alternatives to Cal.com

9.5k

Coss

Coss.com serves as the new holding company for Cal.com, one of the leading open-source scheduling infrastructure platforms. It supports the ongoing development and innovation of open scheduling software, providing foundational solutions for seamless calendar and productivity integrations.

⚡ Productivity👨‍💻 Development🛠️ Tools

Frequently asked questions

What are the best open-source alternatives to Cal.com?

The top three are Coss(9.5k stars). All are open source and free to use.

Are these alternatives to Cal.com 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 Cal.com?

Many of the alternatives listed are self-hostable. Each tool's page lists hosting details, system requirements, and licensing terms.

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