PreMailer.Net

Converts both external and internal CSS to inline styles, ensuring maximum email client compatibility as described in the README, which is critical for reliable rendering across clients like Outlook and Gmail.

Allows selective preservation of media queries for responsive emails via the ignoreElements or preserveMediaQueries options, enabling mobile-friendly designs without inlining all styles.

Includes AddAnalyticsTags method to automatically append UTM parameters to links, simplifying campaign tracking for marketing emails without manual URL editing.

Provides Document property for custom HTML manipulation using AngleSharp before inlining, useful for advanced scenarios like preprocessing or conditional styling.