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What is Premailer?

For the best HTML e-mail delivery results, CSS should be inline. This is a huge pain and a simple newsletter becomes un-managable very quickly. This script is the solution.
Premailer is a tool in the Email Testing category of a tech stack.
Premailer is an open source tool with 2.3K GitHub stars and 393 GitHub forks. Here’s a link to Premailer's open source repository on GitHub

Who uses Premailer?

4 companies reportedly use Premailer in their tech stacks, including Atixx, Helpful, and Decidim.

14 developers on StackShare have stated that they use Premailer.

Premailer's Features

  • CSS styles are converted to inline style attributes
  • Relative paths are converted to absolute paths
  • CSS properties are checked against e-mail client capabilities
  • A plain text version is created (optional)

Premailer Alternatives & Comparisons

What are some alternatives to Premailer?
Litmus is a testing service for web and marketing professionals. It allows people to cross-browser test their websites, and test their email newsletters across a range of email clients and spam filters.
We offer one platform that covers all email-related needs in one place: testing, sending, and in-depth tracking to control how email infrastructure works and performs.
Email on Acid
Email on Acid is the most affordable, self-serve email testing platform in the world. We can help you maximize the success of your email marketing efforts by diagnosing and improving your renderability, deliverability, click-throughs and conversions.
It is an email testing tool for developers. You can configure your application to use MailHog for SMTP delivery. You can view messages in the web UI, or retrieve them with the JSON API.
It runs a super simple SMTP server which catches any message sent to it to display in a web interface. It catches all mail and stores it for display. It shows HTML, Plain Text and Source version of messages, as applicable.
See all alternatives

Premailer's Followers
24 developers follow Premailer to keep up with related blogs and decisions.