Email Connectors, Built On Demand
No pre-built Email connector? The Integrations Agent researches the app's public API docs and builds one on demand — see every Email app Knit can connect for you.
ActiveCampaign Postmark
ActiveCampaign Postmark is a transactional email delivery service designed to help developers send application emails and monitor delivery performance.
Adestra
Adestra is an enterprise email marketing software platform providing message personalization, automation, and campaign delivery tracking.
Amazon SES
A cloud-based email sending service designed to send transactional, notification, and bulk marketing emails reliably.
Autoklose
Autoklose is an email sales automation platform designed to manage contacts, automate outreach campaigns, and engage prospects.
BigMailer
BigMailer is an email marketing and newsletter platform that allows agencies and high-volume senders to manage bulk email campaigns.
Bluetick.io
Bluetick.io is an automated email follow-up platform designed to help sales teams engage prospects and streamline outreach.
Bouncer
Bouncer is an email verification and deliverability platform for cleaning and validating email lists.
Ceipal
Ceipal is talent acquisition and communication software designed to manage recruitment workflows and email outreach.
Clearout
Clearout is an email verification and deliverability service that validates email addresses in real time to reduce bounce rates.
Connect 365
Connect 365 is an automated email outreach application that delivers personal cold prospect messaging directly through web email accounts.
Customer.io
Customer.io is an automated messaging platform that allows companies to send targeted emails, push notifications, and SMS based on customer activity data.
Elastic Email
Elastic Email is an email marketing and transactional email delivery platform featuring SMTP relay and email API services.
Emailvalidation
Emailvalidation is a web service designed to verify email addresses and improve deliverability by detecting invalid or risky addresses.
Gmail
Gmail is a free email service developed by Google that allows users to send, receive, and manage messages.
GMass
GMass is a mail merge extension for Gmail that allows users to send mass email campaigns and automated follow-ups.
Hiver
Hiver is a customer service solution that converts Google Workspace email inboxes into collaborative team ticketing systems.
INBOX
INBOX is an email platform that enables businesses to create, execute, and analyze email marketing campaigns.
Instantly
Instantly is a cold email software platform that helps businesses automate outreach, manage deliverability, and scale sales campaigns.
Kickbox
An email verification service that helps users verify email address deliverability and clean contact lists.
Klenty
Klenty is a sales engagement platform that automates personalized cold email outreach, follow-ups, and sales cadence execution for revenue teams.
Mailchimp Transactional
A transactional email delivery service that enables developers to send automated transactional and order confirmation emails.
MailerSend
A transactional email delivery service that enables businesses to send automated notifications, receipts, and system messages.
mailfloss
mailfloss is an automated email verification service that cleans email lists by detecting invalid addresses, spam traps, and hard bounces.
Mailgun
Mailgun is an email API service designed for developers to send, receive, and track transactional and marketing emails at scale.
Mailjet
An email service provider offering transactional and marketing email delivery APIs alongside email newsletter building tools.
Mailparser
Mailparser is an email parsing software that automatically extracts structured data fields from incoming emails and forwards them to integrated apps.
MailRook Email Validation
MailRook Email Validation is an email verification service that checks and cleans email lists to improve deliverability.
MailSlurp Email Plugin
MailSlurp is an automated email testing and management service that allows users to send and receive messages programmatically.
Mailsuite
Mailsuite is an email tracking and analytics tool designed for Gmail to provide real-time email open notifications and click tracking statistics.
Mailtrap
Mailtrap is an email delivery platform for developer teams to test, analyze, and send transactional emails safely.
Mailvio
Mailvio is an email marketing tool that offers automated campaign management, contact segmentation, and email deliverability tracking.
Microsoft Exchange
An enterprise email, calendar, and contact server software platform hosted on premises or in the cloud.
Microsoft Office 365
Microsoft Office 365 is a cloud-based productivity suite providing access to email, document creation, cloud storage, and enterprise collaboration applications.
Microsoft Outlook
Microsoft Outlook is a personal information manager that integrates email, calendar, contact management, and task scheduling features.
MillionVerifier
An email verification service that cleans email lists by detecting invalid addresses, spam traps, and disposable emails.
MimePost
MimePost is a transactional email service provider that delivers emails via API and SMTP infrastructure with analytics.
Mslm Cloud – Email Verify
Mslm Cloud Email Verify is an email verification service that validates email addresses to reduce bounce rates and improve deliverability.
NeverBounce
An email verification and list cleaning service that identifies invalid email addresses to improve email deliverability.
Paced Email
Paced Email is a privacy protection tool that creates custom email alias addresses to batch and control inbox delivery times.
Parserr
An automated email parsing tool that extracts structured data from incoming emails and forwards it to business software.
Perfit
Perfit is an email marketing and automation platform designed to help businesses manage contacts and send targeted campaigns.
QuickEmailVerification
QuickEmailVerification is an email verification service that cleans email lists by detecting invalid, spam-trap, and dead email addresses.
Resend
An email delivery service platform designed for developers to send transactional emails and manage email templates.
RocketReach
RocketReach is a contact research platform used to find verified email addresses, phone numbers, and professional profiles.
Sarbacane Engage
Sarbacane Engage is a sales prospecting software that automates personalized email sequences to cold leads.
SendGrid
SendGrid is a cloud-based customer communication platform that provides reliable transactional and promotional email delivery via API.
Sendiio
Sendiio is an autoresponder marketing platform that allows users to manage email, text message, and Facebook Messenger communications in one dashboard.
Sendloop
Sendloop is an email marketing and transactional email platform that allows businesses to create, send, and track email campaigns.
SmartEmailing
An email marketing automation tool that allows businesses to build, send, and track personalized email campaigns.
SmartReach
SmartReach is a sales cold email automation software that helps sales teams schedule, deliver, and track personalized email sequences.
SMTP.com
SMTP.com is a transactional email delivery service designed for reliable bulk email sending and delivery tracking.
SparkPost
SparkPost is an enterprise email delivery service designed to optimize the delivery of transactional and marketing emails.
Spylead
Spylead is an email software tool that extracts and verifies B2B email addresses for sales outreach.
Verifalia
Verifalia is an online email verification service that validates email addresses to reduce bounce rates and improve deliverability.
ZeroBounce
An email validation and deliverability platform that cleans email lists by detecting invalid, fake, and spam-trap email addresses.
Zoho Mail
Zoho Mail is a secure business email hosting service featuring ad-free communication, calendar management, and productivity tools.
Zoho ZeptoMail
Zoho ZeptoMail is a transactional email service designed specifically for sending automated system notifications, receipts, and passwords.