L

Litmus

Disclosed by 7 companies

• A

  Airship

  Email delivery provider

  United States, United Kingdom

  “Litmus Email delivery provider” source · checked Oct 24, 2026

• C

  Campaign Monitor

  Email testing

  United States

  “Litmus (675 Massachusetts Avenue, 11th Floor Cambridge” source · checked Oct 24, 2026

• H

  HubSpot

  Email Functionality

  United States

  “Litmus Software, Inc.” source · checked Oct 24, 2026

• O

  Omnisend

  Email template testing used by Tech Support team

  United States

  “Litmus Software, Inc. United States; 675 Massachusetts Avenue, 10th Floor Cambridge, MA 02139” source · checked Oct 24, 2026

• O

  Optimizely

  Email rendering testing across browsers

  United States

  “Litmus | Email rendering testing across browsers | United States” source · checked Oct 24, 2026

• Z

  Zoho

  To preview the Zoho Campaigns output in various browsers

  United States

  “Litmus” source · checked Oct 24, 2026

• Z

  Zoho

  To preview the Zoho Campaigns output in various browsers

  United States

  “Litmus” source · checked Oct 24, 2026