Unified Calendar API

Name: Unified Calendar API
Brand: Knit

One Unified Calendar API to integrate with Outlook, Google, and all your customers’ favorite Calendar tools.

Powering Global SaaS Organizations

Why Choose KNIT for Calendar Integrations?

Extensive webhook support

Build real-time Calendar integrations with our comprehensive Calendar events coverage across all major Calendar APIs.

Scalable Infra

Sync thousands of Calendar events in minutes with Knit’s Unified Calendar API—backed by infrastructure and platform features built for scale.

Add any missing app in 2 days

Popular Calendar apps come pre-integrated. Need another? Our AI adds new ones fast, so you’re always ready to say yes to your customers.

Unified Calendar APIs & Data Models

The most common Calendar data models come ready to use with our unified schema. For edge cases, Knit's AI Connector Builder and passthrough APIs offer all the flexibility you need.

Get Free/Busy Slots

Retrieve free or busy time blocks for one or more calendars

Get Availability

Find common available time across multiple users

API
POST

Create Event

Create a new event with attendees and conferencing details

API
POST

Create Calendar

Create a new calendar under a user's account

Whitelabeled Calendar Auth—Fully Yours

Give your users a seamless, on-brand authentication experience for their Calendar integrations. Customize everything—from text and colors to screen flow—to match your product perfectly.

Try it Now

Calendar API integrations Knit supports

Integrate with every major Calendar tool from day one. If it’s missing, our AI adds it fast. You focus on your product—we’ll handle the integrations.

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What our users say

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“Amazing Product With Exceptional Support from the team.”

By using Knit we manage to speed up our development speed by orders of magnitude. The team have been very responsive and answer all our inquiries very fast.

Huynh H.

Multiplier

“A brilliant tool to let you seamlessly integrate with many different systems”

Very intuitive and easy to use, I have experienced no downtime despite using it to load a lot of data. It is very easy to integrate with and customer support is next level.

Jayesh

Scrut.io

“Seamless Integration Experience"

The APIs are well documented and self explanatory. The proactive communication by the team has been helpful in resolving any issues quickly.

Precisely, we are highly satisfied with the level of service and support provided.

Poorvi

Onsurity

“Easy to Integrate”

Knit's dashboard is very intuitive to setup and test any integration. Their sandbox is super useful when it comes to test any integration during development.

Aditya

RazorpayX

“Adding Integrations has never been easier”

KNIT was truly been a game-changer for our team and enhanced the way we work. Thanks to its effortless integrations, we could create our custom setup for so many use cases, including message updates on Slack, CRM insights from HubSpot, accounting notes from Xero, and many more!