Automation API

Send API

Brands API

Messages API

Events API

Lists API

Profiles API

Preferences API

LTSE

Lattice

Blissfully

LaunchDarkly

Expel

Bluecrew

Courier is the smartest way to design and deliver notifications. Design once, and deliver to any channel – email, Slack, SMS, push, and more – through one API.

Courier

Apple Push Notification

Java

Node.js

Python

Ruby

HubSpot

Google Tag Manager

Google Analytics

Gatsby

G Suite

Google Chrome

Google Translate

Google

Sendgrid

Intercom

Lever

ReadMe

Segment

Google Ads

LinkedIn Ads

Twitter Ads

Twitter

Zoom

Stripe

Contentful

Next.js

FullStory

Heap

Amplitude

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