NeverBounce - Real-time email verification and cleaning to ensure emails never bounce.
Buddy - The simplest CI/CD tool ever made, acclaimed by top developers worldwide. It uses delivery pipelines to build, test and deploy software. Pipelines are created with over 100 ready-to-use actions, that can be arranged in any way.
ZeroBounce - Removes invalid emails from your list to prevent email bounces from ruining your deliverability.
CircleCI - CircleCI gives web developers powerful Continuous Integration and Deployment with easy setup and maintenance.
Email List Verify - The Fastest Way to Improve Email List Deliverability and ROI
Semaphore - Semaphore is a fully managed, high performance testing and deployment solution for your company. A Continuous Integration tool.