Open source alternative to Resend, Sendgrid, Postmark etc.
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Oct 26, 2026 - TypeScript
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sendgrid
Here are 1,553 public repositories matching this topic...
A dead simple Go library for sending notifications to various messaging services.
go slack bot golang twitter telegram twilio email discord messaging whatsapp sendgrid notification wechat aws-ses notify pushbullet hacktoberfest rocketchat microsoft-teams
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Oct 26, 2026 - Go
Create, preview (browser/iOS Simulator), and send custom email templates for Node.js. Made for @forwardemail, @ladjs, @cabinjs, @spamscanner, and @breejs.
nodejs css template node template-engine mandrill custom responsive email inline-css juice templates pug inline mailchimp postmark ejs sendgrid nodemailer webresource
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Aug 27, 2026 - JavaScript
The Official Twilio SendGrid Led, Community Driven Node.js API Library
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Oct 28, 2026 - JavaScript
The successor to this repository is actively maintained at https://formspree.io. Its source code is not available
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May 22, 2023 - Python
Open-source, self-hosted newsletter, email marketing and transactional email platform. Visual MJML editor, Liquid templating, 7 sending providers.
marketing-automation email-marketing self-hosted mailgun newsletter postmark sendgrid mjml mailing-list amazon-ses email-api email-builder email-templates email-automation newsletter-management bulk-email newsletter-software campaign-management transactional-email mailchimp-alternative
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Oct 28, 2026 - Go
Django email backends and webhooks for Amazon SES, Brevo, MailerSend, Mailgun, Mailjet, Mailtrap, Postmark, Postal, Resend, Scaleway TEM, SendGrid, SparkPost, Unisender Go and more
django mandrill email mailgun postmark sendgrid sendinblue mailjet sparkpost scaleway postal amazon-ses resend unisender mailtrap mailersend brevo resend-email unisender-go
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Oct 19, 2026 - Python
A free and open-source block-based email template builder.
email email-marketing transactional-emails developer-tools sendgrid email-template amazonses wysiwyg-html-editor no-code emailjs email-editor email-template-builder emailapi html-email-editor nocode-email-editor open-source-email-builder wysiwyg-email-editor
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Feb 9, 2026 - TypeScript
The Official Twilio SendGrid Python API Library
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Oct 29, 2026 - Python
The Official Twilio SendGrid PHP API Library
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Oct 29, 2026 - PHP
Catch incoming emails in your Laravel application
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Mar 20, 2026 - PHP
The Official Twilio SendGrid C#, .NetStandard, .NetCore API Library
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Oct 19, 2026 - C#
The Official Twilio SendGrid Golang API Library
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Oct 29, 2026 - Go
The Official Twilio SendGrid Led, Community Driven Ruby API Library
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Oct 29, 2026 - Ruby
Upyo is a simple and cross-runtime library for sending email messages using SMTP and various email providers. It works on Node.js, Deno, Bun, and edge functions.
nodejs javascript mail typescript email ses mailgun smtp sendgrid sendmail resend bun mailtrap deno maileroo lettermint
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Oct 19, 2026 - TypeScript
One simple SDK for transactional email across 23 adapters
typescript sdk email postmark developer-tools sendgrid nodemailer email-api resend bun transactional-email email-sdk
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Oct 30, 2026 - MDX
Functional HTML forms for Front-End Developers.
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Sep 9, 2026 - TypeScript
The Official Twilio SendGrid Led, Community Driven Java API Library
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Oct 15, 2026 - Java
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