The best open source alternative to Clockwise is Cal.com. If that doesn't suit you, we've compiled a ranked list of other open source Clockwise alternatives to help you find a suitable replacement. Other interesting open source alternatives to Clockwise are: Easy!Appointments and Rallly.
Clockwise alternatives are mainly Appointment Scheduling Tools. Browse these if you want a narrower list of alternatives or looking for a specific functionality of Clockwise.
An open-source scheduling platform that simplifies appointment booking, integrates seamlessly, and enhances team collaboration.

Cal.com revolutionizes the way you manage your time and appointments. This powerful, open-source scheduling platform offers a suite of features designed to streamline your workflow and boost productivity.
Key benefits of Cal.com include:
Effortless Scheduling: Say goodbye to back-and-forth emails. Cal.com allows clients and colleagues to book appointments directly through your personalized booking page, saving time and reducing scheduling conflicts.
Seamless Integration: Connect Cal.com with your favorite tools and calendars, including Google Calendar, Office 365, and Zoom, for a unified scheduling experience.
Team Collaboration: Easily manage team availability, set up round-robin scheduling, and coordinate group meetings, making it perfect for businesses of all sizes.
Customization: Tailor your booking page to match your brand, create custom event types, and set specific availability rules to maintain control over your schedule.
Privacy-Focused: As an open-source platform, Cal.com prioritizes data privacy and security, giving you full control over your information.
Automated Workflows: Set up reminders, follow-ups, and integrations to automate your scheduling process and enhance productivity.
Experience the power of efficient scheduling with Cal.com and reclaim control of your time. Whether you're a freelancer, small business owner, or part of a large organization, Cal.com adapts to your needs, helping you focus on what matters most.
Looking for open source alternatives to other popular services? Check out other posts in the alternatives series and openalternative.co, a directory of open source software with filters for tags and alternatives for easy browsing and discovery.
Self-hosted appointment scheduling solution with Google Calendar sync, customizable workflows, and no monthly fees. Perfect for healthcare, salons, and service businesses.

Easy!Appointments is a powerful, completely free open-source appointment scheduling system that puts you in control of your booking process. Unlike subscription-based alternatives, this self-hosted solution eliminates monthly fees and booking commissions forever.
Key features that make scheduling effortless:
The platform has proven successful across diverse industries including healthcare, salons, education, restaurants, and recruitment agencies. With over 3,000 GitHub stars and a decade of active development, it offers the stability and community support professional businesses require.
Advanced capabilities include:
For organizations requiring additional features, premium services are available including SMS integration, payment processing, custom development, managed hosting, and white-label solutions. The robust architecture ensures seamless integration with existing websites while maintaining complete control over your scheduling data.
A user-friendly, open-source tool for coordinating events and meetings without the hassle of back-and-forth emails or messages.

Rallly simplifies the process of finding the perfect time for group events, making collaboration smoother than ever. This intuitive, open-source scheduling tool eliminates the need for endless email chains or messaging threads when trying to coordinate meetings or gatherings.
Key benefits of Rallly include:
Whether you're planning a team meeting, a family reunion, or a community event, Rallly streamlines the scheduling process. Say goodbye to the frustration of conflicting schedules and hello to efficient, hassle-free event planning. Experience the power of collaborative scheduling with Rallly today!