10 Best JavaScript SMTP Libraries
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List hand-picked by Openbase Experts
nodemailer
✉️ Send e-mails with Node.JS – easy as cake!
License: MIT
TypeScript Definitions: DefinitelyTyped
User Rating
4.7/ 5
68Top Feedback
34Great Documentation
32Easy to Use
20Performant
GitHub Stars
14K
Weekly Downloads
2M
Last Commit
2mos ago
emailjs
html emails and attachments to any smtp server with nodejs
License: MIT
TypeScript Definitions: Built-In
User Rating
4.6/ 5
7Top Feedback
10Great Documentation
2Easy to Use
1Performant
GitHub Stars
2K
Weekly Downloads
19K
Last Commit
2mos ago
email-verify
Node.js email SMTP verification, powered by EmailChecker.com API
License: ISC
TypeScript Definitions: DefinitelyTyped
User Rating
4.7/ 5
3Top Feedback
5Great Documentation
1Easy to Use
GitHub Stars
236
Weekly Downloads
2K
Last Commit
4yrs ago
maildev
📫 SMTP Server + Web Interface for viewing and testing emails during development.
License: MIT
TypeScript Definitions: DefinitelyTyped
User RatingN/A
Top Feedback
N/A
GitHub Stars
3K
Weekly Downloads
24K
Last Commit
10mos ago
sendmail
send mail without setting up a SMTP server
License: MIT
TypeScript Definitions: DefinitelyTyped
User Rating
1.0/ 5
1Top Feedback
N/A
GitHub Stars
483
Weekly Downloads
77K
Last Commit
2yrs ago
smtpapi
SendGrid's smtpapi library in NodeJS
License: BSD-2-Clause
TypeScript Definitions: DefinitelyTyped
User RatingN/A
Top Feedback
N/A
GitHub Stars
44
Weekly Downloads
53K
Last Commit
1mo ago
imap-simple
Wrapper over node-imap, providing a simpler api for common use cases
License: MIT
TypeScript Definitions: DefinitelyTyped
User RatingN/A
Top Feedback
N/A
GitHub Stars
219
Weekly Downloads
51K
Last Commit
8mos ago
Haraka
A fast, highly extensible, and event driven SMTP server
License: MIT
TypeScript Definitions: DefinitelyTyped
User RatingN/A
Top Feedback
N/A
GitHub Stars
4K
Weekly Downloads
538
Last Commit
2mos ago
smtp-connection
SMTP client for node.js
License: EUPL-1.1
TypeScript Definitions: DefinitelyTyped
User RatingN/A
Top Feedback
N/A
GitHub Stars
116
Weekly Downloads
223K
Last Commit
5yrs ago
nodemailer-smtp-transport
SMTP transport for nodemailer
License: MIT
TypeScript Definitions: DefinitelyTyped
User RatingN/A
Top Feedback
N/A
GitHub Stars
205
Weekly Downloads
175K
Last Commit
5yrs ago
smtp-server
Create custom SMTP servers on the fly
License: MIT
TypeScript Definitions: DefinitelyTyped
User RatingN/A
Top Feedback
N/A
GitHub Stars
704
Weekly Downloads
76K
Last Commit
8mos ago
smtp-client
Simple, promisified, protocol-based SMTP client for Node.js.
License: MIT
TypeScript Definitions: Built-In
User RatingN/A
Top Feedback
N/A
GitHub Stars
24
Weekly Downloads
675
Last Commit
5mos ago
directmail
Send e-mail messages directly to recipient without relaying, sendmail alternative
License: MIT
TypeScript Definitions: DefinitelyTyped
User RatingN/A
Top Feedback
N/A
GitHub Stars
13
Weekly Downloads
7K
Last Commit
8yrs ago
smtp-protocol
smtp client and server protocol implementation in node
License: MIT
TypeScript Definitions: DefinitelyTyped
User RatingN/A
Top Feedback
N/A
GitHub Stars
211
Weekly Downloads
1K
Last Commit
6yrs ago
This SMTP client library for Node.JS helps you send email safely and easily.
License: Unknown
TypeScript Definitions: DefinitelyTyped
User RatingN/A
Top Feedback
N/A
GitHub Stars
N/A
Weekly Downloads
802
Last Commit
N/A
express-mailer
Send Emails from your application and response object.
License: Unknown
TypeScript Definitions: DefinitelyTyped
User RatingN/A
Top Feedback
N/A
GitHub Stars
100
Weekly Downloads
566
Last Commit
6yrs ago
mailin
Artisanal inbound emails for every web app
License: MIT
TypeScript Definitions: DefinitelyTyped
User RatingN/A
Top Feedback
N/A
GitHub Stars
2K
Weekly Downloads
297
Last Commit
5yrs ago
emailjs-smtp-client
SMTP Client for node.js and browser runtimes
License: MIT
TypeScript Definitions: DefinitelyTyped
Deprecated
User RatingN/A
Top Feedback
N/A
GitHub Stars
176
Weekly Downloads
221
Last Commit
3yrs ago
postmailer
HTTP POST -> SMTP proxy, as Express middleware
License: ISC
TypeScript Definitions: DefinitelyTyped
User RatingN/A
Top Feedback
N/A
GitHub Stars
N/A
Weekly Downloads
4
Last Commit
N/A
xd-smtp-connection
SMTP client for node.js
License: MIT
TypeScript Definitions: DefinitelyTyped
User RatingN/A
Top Feedback
N/A
GitHub Stars
116
Weekly Downloads
0
Last Commit
5yrs ago
http-mail-express
An Express middleware implementing the "HTTP POST mail" principle as an SMTP proxy.
License: ISC
TypeScript Definitions: DefinitelyTyped
User RatingN/A
Top Feedback
N/A
GitHub Stars
N/A
Weekly Downloads
1
Last Commit
N/A