Eudora
Year First Appeared
1988
Creator
Steve Dorner
Eudora was a pioneering email client for Mac and Windows, beloved through the 1990s for bringing personal email to the masses with a friendly interface and powerful filtering long before webmail existed.
Importance in Internet Culture
In the mid-1990s Eudora helped mainstream internet email on personal computers, amassing tens of millions of users, and set patterns for client-side features like sophisticated filters, stationery/templates, and strong protocol support that others copied. Its success shaped expectations for how modern email clients should work.
Interesting Fact
Eudora 5.0’s MoodWatch could “grade” the heat of your message with one to three chili peppers, warning about potentially inflammatory language before you hit send. Qualcomm based MoodWatch on research by Carnegie Mellon’s David Kaufer and let users tune or disable the warnings.