JMAP – a modern email open standard (jmap.io)

Article summary

JMAP is a modern email open standard that replaces IMAP, CardDAV, and CalDAV, offering faster, simpler, and more powerful email management. It provides instant updates, zero overhead, and efficient syncing. JMAP is an open standard, fully documented, and free from patents and fees. The standard is supported by Fastmail, which has implemented JMAP in its services.

Main themes

• JMAP standard
• email management
• spam filtering
• Fastmail vs Gmail
• user experience
• email provider independence

What commenters say

• Some users prefer Fastmail's email service over Gmail due to its better spam filtering and user interface.
• Fastmail's spam filtering has been criticized for having false positives and false negatives, with some users experiencing issues with legitimate emails being marked as spam.
• The effectiveness of spam filtering varies greatly between users, with some having positive experiences and others experiencing problems.
• Reporting spam emails to Google is seen as ineffective by some users, who believe the company does not take adequate action to address the issue.
• Fastmail's independence and funding model are concerns for some users, who worry about the company's ability to remain profitable and continue providing services.
• The lack of offline access in Fastmail's Android app is a significant drawback for some users.
• Some users have had positive experiences with Fastmail's customer support, while others have found it unhelpful in resolving issues.