1 alternative to calrs

calrs is a Booking and Scheduling product. The community recommends 1 alternative: 0 open source, 0 self-hostable and 0 free to use. They are ranked by community votes, ratings and favorites, with the key differences from calrs highlighted.

Last updated: October 9, 2026

About calrs

Fast, self-hostable scheduling platform. Like Cal.com, but written in Rust.

Open source · AGPL-3.0

Self-hostable

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Quick picks

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Calendly

Available on Web, iOS, and Android

All alternatives

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1.
Calendly
Booking and Scheduling
Scheduling tool that lets people book meetings from your shared availability, synced with your calendars.
Freemium
Web
iOS
Android
Compared with calrs
- − Closed source (calrs is open source)
- − Not self-hostable (calrs is)
- − Paid (calrs is free)
Details Website

calrs vs. alternatives

Service	Open source	Self-hosted	License	Pricing	Platforms	Rating	Votes
calrs Current	Yes	Yes	AGPL-3.0	—	—	—	—
Calendly	No	No	proprietary	Freemium	Web / iOS / Android	—	0

FAQ

What is the best alternative to calrs?

Community-recommended alternatives to calrs include Calendly. Compare open source, self-hosting, pricing and platforms to choose.

Services in the same category that haven't been suggested as calrs alternatives yet. If one fits, add it as an alternative.

Alf.io
Ticket reservation system.
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Self-hostable
Cal.com
Online appointment scheduling system.
Open source
Self-hostable
Easy!Appointments
Allows your customers to book appointments with you via the web.
Open source
Self-hostable
Hi.Events
Event management and ticketing platform for conferences, concerts, and more. Offering customizable event pages and embeddable ticket widgets.
Open source
Self-hostable
QloApps
An open-source, customizable and intuitive web-based hotel reservation system and a booking engine.
Open source
Self-hostable
Rallly
Create polls to vote on dates and times (alternative to Doodle).
Open source
Self-hostable