npm package discovery and stats viewer.

Discover Tips

  • General search

    [free text search, go nuts!]

  • Package details

    pkg:[package-name]

  • User packages

    @[username]

Sponsor

Optimize Toolset

I’ve always been into building performant and accessible sites, but lately I’ve been taking it extremely seriously. So much so that I’ve been building a tool to help me optimize and monitor the sites that I build to make sure that I’m making an attempt to offer the best experience to those who visit them. If you’re into performant, accessible and SEO friendly sites, you might like it too! You can check it out at Optimize Toolset.

About

Hi, 👋, I’m Ryan Hefner  and I built this site for me, and you! The goal of this site was to provide an easy way for me to check the stats on my npm packages, both for prioritizing issues and updates, and to give me a little kick in the pants to keep up on stuff.

As I was building it, I realized that I was actually using the tool to build the tool, and figured I might as well put this out there and hopefully others will find it to be a fast and useful way to search and browse npm packages as I have.

If you’re interested in other things I’m working on, follow me on Twitter or check out the open source projects I’ve been publishing on GitHub.

I am also working on a Twitter bot for this site to tweet the most popular, newest, random packages from npm. Please follow that account now and it will start sending out packages soon–ish.

Open Software & Tools

This site wouldn’t be possible without the immense generosity and tireless efforts from the people who make contributions to the world and share their work via open source initiatives. Thank you 🙏

© 2026 – Pkg Stats / Ryan Hefner

@pipedream/mailcheck

v0.2.0

Published

Pipedream Mailcheck Components

Readme

Overview

The Mailcheck API provides verification services for email addresses, ensuring they are valid and deliverable. Integrating this API with Pipedream opens up opportunities for automating email validation processes, enriching user data, and maintaining the hygiene of email lists in real-time. By weaving Mailcheck into serverless workflows on Pipedream, you can trigger actions based on email verification results, such as updating databases, initiating marketing campaigns, or even blocking fake signups.

Example Use Cases

  • Validate Emails on Signup: Use Mailcheck with Pipedream to validate email addresses during user signups. If an email is invalid, trigger a response to prompt the user for a correct address or block the registration process.

  • Clean Email Lists for Campaigns: Before sending out a marketing campaign, run your email list through Mailcheck via Pipedream to remove invalid addresses. This can improve deliverability rates and protect your sender reputation.

  • Automate Lead Qualification: Integrate Mailcheck with a CRM app on Pipedream to validate and score leads based on email address validity. Enrich lead data automatically, ensuring your sales team focuses on high-quality prospects.