Mastering Microsoft Exchange Calendar Sync with Nylas API
Microsoft Exchange API

Optimize your Microsoft Exchange calendar sync with Nylas API

The Nylas Calendar API allows developers to quickly and easily sync your application bi-directionally with Microsoft Exchange calendars.

  • Direct compatibility with the Microsoft Exchange Calendar, a unified API to facilitate seamless bi-directional calendar integration. 
  • Access to necessary calendar functionalities, such as event creation, updates, notifications, scheduled send, and reminders, across providers via a single API. 
  • Enhanced security and compliance features, ensuring data protection and privacy in line with Microsoft Exchange Calendar standards.

For developers

Schedule meetings in minutes with Microsoft Exchange Calendar Sync & Nylas Calendar API

With a few lines of code, build calendar CRUD capabilities and bi-directional sync to solve issues with your Microsoft Exchange calendar sync.

See the docs

Node.js

Ruby

Python

Java

Curl

const events = await nylas.events.list({
  identifier: 1,
  queryParams: {
    calendarId: 2
  }
})
require 'nylas'

nylas = Nylas::Client.new(api_key: 'API_KEY')
query_params = { limit: 5 }
messages, _ = nylas.messages.list(identifier: '<GRANT_ID>', query_params: query_params)

messages.each {|message|
    puts "[#{Time.at(message[:date]).strftime("%d/%m/%Y at %H:%M:%S")}] \
           #{message[:subject]}"
} 
events = nylas.events.list(
  grant_id,
  query_params={
    "calendar_id": 1
  }
)
import com.nylas.NylasClient;
import com.nylas.models.*;
import java.text.SimpleDateFormat;

public class ReadInbox {
    public static void main(String[] args) throws NylasSdkTimeoutError, NylasApiError {
        NylasClient nylas = new NylasClient.Builder("<API_KEY>").build();
        ListMessagesQueryParams queryParams = new 
        ListMessagesQueryParams.Builder().limit(5).build();
        ListResponse<Message> message = nylas.messages().list("<GRANT_ID>", queryParams);

        for(Message email : message.getData()) {
            String date = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss").
                format(new java.util.Date((email.getDate() * 1000L)));

            System.out.println("[" + date + "] | " + email.getSubject());
        }
    }
} 
--url https://api.us.nylas.com/v3/grants/<GRANT_ID>/events
--header 'Accept: application/json' \
--header 'Authorization: Bearer <API_KEY_OR_ACCESS_TOKEN>' \
--header 'Content-Type: application/json'

Node.js

Ruby

Python

Java

Curl

const draft = new Draft.default(nylas, {
  subject: "With Love, from Nylas",
  body: "This email was sent using the Nylas email API.",
  to: [{ name: "Nyla", email: "nyla@nylas.com" }],
});
const message = await draft.send();
require 'nylas'

nylas = Nylas::Client.new(api_key: "<API_KEY>")

# Call a list of calendars
calendars, _request_ids = nylas.calendars.list(identifier: "<GRANT_ID>", query_params: {limit: 5})

calendars.each {|calendar|
    puts calendar
}  
draft = nylas.drafts.create()
draft.subject = 'With Love, from Nylas'
draft.body = 'This email was sent using the Nylas email API.'
draft.to = [{'name': 'Nyla', 'email': 'nyla@nylas.com')}]
message = draft.send()
import com.nylas.NylasClient;
import com.nylas.models.*;
import java.util.List;

public class read_calendars {
    public static void main(String[] args) throws NylasSdkTimeoutError, NylasApiError {
        NylasClient nylas = new NylasClient.Builder("<API_KEY>").build();
        ListCalendersQueryParams listCalendersQueryParams = new  
        ListCalendersQueryParams.Builder().limit(5).build();
        List<Calendar> calendars = nylas.calendars().list(dotenv.get("CALENDAR_ID"), 
        listCalendersQueryParams).getData();

        for (Calendar calendar : calendars) {
            System.out.println(calendar);
        }
    }
}
curl --request POST \
  --url https://api.nylas.com/send \
  --data '{
  "subject": "From Nylas",
  "to": [
    {
      "email": "nyla@nylas.com",
      "name": "Nyla"
    }
  ],
  "from": [
    {
      "name": "Developer Relations",
      "email": "devrel@nylas.com"
    }
  ],
  "body": "This email was sent using the Nylas email API.",
}'

Node.js

Ruby

Python

Java

Curl

const contact = new Contact(nylas);

contact.givenName = 'Nyla'
contact.birthday = '2014-06-01'
contact.companyName = 'Nylas'
contact.jobTitle = 'Communications Platform'
contact.officeLocation = 'San Francisco'
contact.notes = 'Check out the Nylas Email, Calendar, and Contacts APIs'
contact.emailAddresses = [new EmailAddress({
  type: 'work', email: 'nyla@nylas.com'
})];
contact.save();
require 'nylas'	

nylas = Nylas::Client.new(
	api_key: “<API_KEY”
)

query_params = {
    limit: 5
}

contacts, _ = nylas.contacts.list(identifier: ENV["GRANT_ID"], query_params: query_params)
contacts.each {|contact|
    puts "Name: #{contact[:given_name]} #{contact[:surname]} | " \
    "Email: #{contact[:emails][0][:email]} | ID: #{contact[:id]}"
}
contact = nylas.contacts.create()
contact.given_name = 'Nyla'
contact.office_location = 'San Francisco'
contact.company_name = 'Nylas'
contact.notes = 'Check out the Nylas Email, Calendar, and Contacts APIs'
contact.manager_name = 'Communications'
contact.job_title = 'Communications Platform'
contact.birthday = datetime(2014, 6, 1)
contact.emails['work'] = ['nyla@nylas.com']
contact.save()
import com.nylas.NylasClient;
import com.nylas.models.*;

public class ReadAllContacts {
   public static void main(String[] args) throws
           NylasSdkTimeoutError, NylasApiError {
       NylasClient nylas = new NylasClient.Builder("<API_KEY>").build();

       ListContactsQueryParams queryParams =
               new ListContactsQueryParams.Builder().
                       limit(5).build();

       ListResponse<Contact> contacts = nylas.contacts().list(dotenv.get("GRANT_ID"),
       queryParams);

       for(Contact contact : contacts.getData()){
           assert contact.getEmails() != null;
           System.out.printf("Name: %s | Email: %s | Id: %s%n",
                   contact.getGivenName(),
                   contact.getEmails().get(0).getEmail(),
                   contact.getId()
                   );
       }
   }
}
curl --request POST \
  --url https://api.nylas.com/contacts \
  --data '{
  "birthday": "2014-06-01",
  "company_name": "Nylas",
  "emails": [
    {
      "email": "nyla@nylas.com",
      "type": "work"
    }
  ],
  "given_name": "Nyla",
  ],
  "job_title": "Nylas Mascot",
  "phone_numbers": [
    {
      "number": "1 800 GO NYLAS",
      "type": "business"
    }
  ],
  "web_pages": [
    {
      "type": "work",
      "url": "nylas.com"
    }
  ],
}'

Response

{
    "request_id": "cbd60372-df33-41d3-b203-169ad5e3AAAA",
    "data": [
        {
            "busy": true,
            "calendar_id": "primary",
            "conferencing": {
                "details": {
                    "meeting_code": "ist-****-tcz",
                    "url": "https://meet.google.com/ist-****-tcz"
                },
                "provider": "Google Meet"
            },
            "created_at": 1701974804,
            "creator": {
                "email": "anna.molly@example.com",
                "name": ""
            },
            "description": null,
            "grant_id": "1e3288f6-124e-405d-a13a-635a2ee54eb2",
            "hide_participants": false,
            "html_link": "https://www.google.com/calendar/event?eid=NmE0dXIwabQAAAA",
            "ical_uid": "6aaaaaaame8kpgcid6hvd0q@google.com",
            "id": "6aaaaaaame8kpgcid6hvd",
            "object": "event",
            "organizer": {
                "email": "anna.molly@example.com",
                "name": ""
            },
            "participants": [
                {
                    "email": "jenna.doe@example.com",
                    "status": "yes"
                },
                {
                    "email": "anna.molly@example.com",
                    "status": "yes"
                }
            ],
            "read_only": true,
            "reminders": {
                "overrides": null,
                "use_default": true
            },
            "status": "confirmed",
            "title": "Holiday check in",
            "updated_at": 1701974915,
            "when": {
                "end_time": 1701978300,
                "end_timezone": "America/Los_Angeles",
                "object": "timespan",
                "start_time": 1701977400,
                "start_timezone": "America/Los_Angeles"
            }
        }
    ]
}
{
    "type": "event.created2",
    "data": {
      "object": {
        "busy": true,
        "calendar_id": "mock-name%40nylas.com",
        "created_at": 1234567890,
        "description": "mock description",
        "hide_participants": false,
        "ical_uid": "mock_uids@google.com",
        "id": "mock-data-id",
        "object": "event",
        "owner": "Mock Owner <mock_owner@example.com>",
        "organizer": {
          "name": "mock organizer name",
          "email": "mock_email@example.com"
        },
        "participants": [
          {
            "email": "mockParticipantsA@example.com",
            "name": "mockParticipantsA",
            "status": "yes"
          },
          {
            "email": "mockParticipantsB@example.comm",
            "name": "mockParticipantsB",
            "status": "noreply"
          }
        ],
        "read_only": false,
        "reminders": null,
        "status": "confirmed",
        "title": "mock_title",
        "updated_at": 1234567890,
        "when": {
          "start_time": 1234567890,
          "start_timezone": "America/Edmonton",
          "end_time": 1234567890,
          "end_timezone": "America/Edmonton",
          "object": "timespan"
        }
      }
    }
  }  
 
{
    "type": "event.created3",
    "data": {
      "object": {
        "busy": true,
        "calendar_id": "mock-name%40nylas.com",
        "created_at": 1234567890,
        "description": "mock description",
        "hide_participants": false,
        "ical_uid": "mock_uids@google.com",
        "id": "mock-data-id",
        "object": "event",
        "owner": "Mock Owner <mock_owner@example.com>",
        "organizer": {
          "name": "mock organizer name",
          "email": "mock_email@example.com"
        },
        "participants": [
          {
            "email": "mockParticipantsA@example.com",
            "name": "mockParticipantsA",
            "status": "yes"
          },
          {
            "email": "mockParticipantsB@example.comm",
            "name": "mockParticipantsB",
            "status": "noreply"
          }
        ],
        "read_only": false,
        "reminders": null,
        "status": "confirmed",
        "title": "mock_title",
        "updated_at": 1234567890,
        "when": {
          "start_time": 1234567890,
          "start_timezone": "America/Edmonton",
          "end_time": 1234567890,
          "end_timezone": "America/Edmonton",
          "object": "timespan"
        }
      }
    }
  }  
 

Webhooks

Receive real-time notifications to monitor events and trigger automated workflows.

Sandbox

Experiment with the Nylas Calendar API with pre-configured settings in our dashboard.

SDKs

Fast-track your Microsoft Exchange Calendar integration with our Node.js, Ruby, Python, Java and Kotlin SDKs.

Embed scheduling instantly from any calendar
Reduce costs and increase efficiency: Nylas Calendar API for Microsoft Exchange Calendar

Building calendar sync alone for Microsoft Exchange in-house would take about 120 hours developer hours and more than $9,500, with support overhead increasing over time. Additional cost considerations include: 

  • Authentication
  • Security 
  • Building admin UI and logging to troubleshoot
  • Operating servers at scale
  • Time spent specializing in EWS, EAS, or Graph
  • Onboarding and training teams to manage the integration
  • Support costs
  • Debugging server-specific issues

With Nylas, get pre-built solutions with more secure, reliable connections that scale, saving you money and integrating with Microsoft Exchange Calendar much quicker.

Calculate your savings with the Nylas APIs
Secure integration with Nylas’ Microsoft Exchange Calendar API

Nylas protects your data every step of the way, Adhering toSOC 2 Type II, GDPR, HIPAA, HITECH, ISO 27001, and CCPA. Data from every calendar you sync is encrypted and isolated with multi-level permission checks.

  • World-class security measures implemented for your peace of mind
  • Robust token management system ensures authorized access
  • Only trusted IPs are whitelisted for added security
  • Data encryption at all times — in transit and at rest
  • Granular authentication scopes for precise control over permissions
  • Gated permission checks to ensure authorized actions
Download the Security Whitepaper
Frequently Asked Questions

What is Microsoft Exchange Calendar API Integration?

Microsoft Exchange Calendar API Integration enables developers to connect their applications with Microsoft Exchange calendars. This integration allows for seamless synchronization of calendar data, including event creation, updates, notifications, and reminders, facilitating efficient calendar management within your application.

How do I get started with integrating the Microsoft Exchange Calendar API?

To begin integrating with the Microsoft Exchange Calendar API, you need to authenticate your application with Microsoft Exchange to obtain the necessary credentials. This involves registering your application in the Azure portal and implementing OAuth 2.0 authentication to acquire access tokens. Detailed guidance on this process can be found in Nylas documentation.

How does Nylas simplify Microsoft Exchange Calendar API integration?

Nylas offers a unified Calendar API that abstracts the complexities of integrating with Microsoft Exchange. With Nylas, developers can:

  • Achieve bi-directional synchronization with Microsoft Exchange calendars using a single, unified API.

  • Access essential calendar functionalities such as event creation, updates, notifications, and reminders across multiple providers.

  • Ensure enhanced security and compliance, aligning with Microsoft Exchange Calendar standards.

This approach reduces development time and simplifies maintenance by providing a consistent interface for various calendar providers.

What are the benefits of using Nylas for Microsoft Exchange Calendar integration?

Utilizing Nylas for Microsoft Exchange Calendar integration offers several advantages:

  • Simplified Integration: Nylas handles the intricacies of different calendar APIs, providing a streamlined integration process.

  • Real-Time Synchronization: Ensure that your application stays up-to-date with users’ calendars through real-time data sync.

  • Enhanced Security: Nylas employs robust security measures, including secure authentication and data encryption, to protect sensitive calendar information.

  • Comprehensive Documentation and Support: Access extensive resources and support to assist you throughout the integration process.

Is there a cost associated with using Nylas for Microsoft Exchange Calendar API integration?

Nylas offers various subscription plans tailored to different needs, which may include costs associated with API usage. For detailed and up-to-date pricing information, please refer to the Nylas pricing page or contact their sales team directly.

How do I handle recurring events and time zones in Microsoft Exchange Calendar integration?

Managing recurring events and time zones can be complex due to variations in patterns and regional differences. Nylas simplifies this by:

  • Recurring Events: Providing straightforward handling of recurring events, allowing you to create, update, and manage series with ease.

  • Time Zones: Automatically managing time zone conversions and ensuring that events are accurately reflected in users’ local times.

This ensures consistency and reliability in scheduling and event management within your application.