Signaliz MCP server for Campaign OS, Signals Everything, Signaliz Flow, Signal Awareness, Find Email, Verify Email, Company Signal Enrichment, and Signal to Copy AI.

Find email provider service based on the email address.

The Mailosaur Node library lets you integrate email and SMS testing into your continuous integration process.

Find a file or directory by walking up parent directories

mdast utility to find and replace text in a tree

A live preview of your emails right in your browser.

Transform React components into HTML email templates

unist utility to find a node after another node

Email address and domain validation

find the closest package.json

Replace or remove multiple items in an array.

Email address and domain validation

Find a file or directory by walking up parent directories — Zero dependencies

A simple Markdown to jsx parser for email templates written in typescript.

Find a file fast, by starting at the given cwd and recursing up one directory until the file is found or we run out of directories.

Find semver versions in a string: `unicorn v1.2.3` → `1.2.3`

Email parser for Node.js and browser environments

An email address parser based on rfc5322

Provides a fast, pretty robust e-mail validator. Only checks form, not function.

Find the first directory with a package.json, recursing up, starting with the given directory. Similar to look-up but does not support globs and only searches for package.json. Async and sync.