Mailkit is a Czech email marketing platform with its own infrastructure, designed to help businesses create, automate and deliver email campaigns. Its marketing automation tools support audience segmentation, personalization, dynamic content, triggered campaigns and reporting, helping organizations manage communications and understand recipient engagement. The platform is intended for businesses ranging from start-ups to corporations and offers volume-based pricing.

Mailkit emphasizes implementation support and international email deliverability, including assistance with email delivery issues and efforts to prevent messages from landing in spam. Its services include email authentication to help protect domain reputation, inbox brand visibility options such as displaying a company logo, and partnerships that allow in-house or agency teams to work on the platform. It also provides email marketing training and guidance on best practices.

Users can create campaign templates, including with drag-and-drop modules, and connect internal systems through an API. Mailkit offers API documentation, a knowledge base, a blog, platform status information and a BIMI inspector.