Radicale — Calendar & Contacts (Open Source)

Radicale is an open-source Calendar & Contacts solution. Compare it against 5 other Calendar & Contacts tools on FreeSoftwareX — by features, licensing and price — and request a quote or demo free in 2026.

What is Radicale?

Radicale is open source — its source code is publicly available and free to use, modify and self-host, usually with an active community and no licensing fees. It is categorised under Calendar & Contacts. Buyers typically evaluate Radicale when they need a dependable Calendar & Contacts option and want to weigh the trade-offs between free, open-source and paid tools before committing.

• Category: Calendar & Contacts
• License: Open Source

Radicale alternatives

If Radicale isn't the right fit, compare these Calendar & Contacts alternatives side by side:

Frequently asked questions

← All Calendar & Contacts