How to Build Your Own Calendly
Replace Calendly with a custom build. Simple scheduling. Powerful results.
Build Difficulty: 5/5
Build a working replacement in a weekend with AI tools
Estimated Timeline
Based on 46 features at Weekend Project difficulty, expect about One weekend with AI-assisted development.
Recommended Tech Stack
Full-stack React framework with API routes and server components
PostgreSQL database, auth, and real-time subscriptions
Utility-first styling for rapid UI development
Key Features to Replicate
Top features across 8 categories. See all 46 features
Configuration(6 features)
Set custom working hours, buffer times, and minimum notice periods for meetings.
Add automatic breaks between consecutive meetings to prevent back-to-back scheduling.
Block specific times on your calendar to prevent scheduling during those periods.
Set different availability rules for specific days or recurring schedule blocks.
Limit how far in advance attendees can schedule meetings with you.
+1 more in this category
Customization(6 features)
Show a visual calendar of your availability directly on your scheduling page.
Show or hide questions based on attendee responses to previous questions.
Personalize scheduling pages with your logo, colors, and custom domain.
Ask attendees custom questions during booking to gather relevant information.
Allow attendees to upload files during booking for better meeting preparation.
+1 more in this category
Team Features(6 features)
View all team members' scheduled meetings and availability in one admin dashboard.
Automatically find time when all team members are available without manual coordination.
Allow attendees to add additional guests to group meetings during booking.
Distribute incoming meetings equally among team members based on availability.
Create teams, manage member roles, and set permissions for scheduling coordination.
+1 more in this category
Automation(4 features)
Send automated follow-up emails after meetings with templates or custom messages.
Allow attendees to cancel meetings directly through Calendly.
Let attendees reschedule meetings with one click instead of canceling and rebooking.
Direct meeting requests to the right team member based on custom routing rules and questions.
Communication(4 features)
Send email and SMS reminders to attendees before scheduled meetings.
Receive email alerts when meetings are booked, rescheduled, or canceled.
Require attendees to confirm attendance before meetings are finalized.
Send SMS text message reminders and updates to attendee mobile phones.
Core Scheduling(4 features)
Schedule meetings with multiple participants and set capacity limits for attendees.
Create custom meeting types with duration, location, and description for individual appointments.
Generate customizable shareable links that embed your availability across websites.
Create dedicated web pages showing your availability for different meeting types.
AI Features(3 features)
Automatically generate AI-powered summaries of meeting notes and action items.
AI-powered recommendations to optimize your availability based on booking patterns.
AI-powered automatic transcription and recording of video meetings.
Integrations(3 features)
Connect to Google Calendar, Outlook, or iCloud to prevent double-bookings.
Sync with multiple calendar accounts simultaneously to manage availability.
Connect Calendly to 6000+ apps through Zapier for automated workflows.
Cost Calculator
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Build It Yourself
Total Cost Comparison
DIY hosting estimate based on Vercel + Supabase free/pro tiers (~$20/mo). Build time estimated from 46 features at very easy complexity.