Top 6 Open-Source Alternatives to Kontact - KMail

Product categories

Calendar Email Email Clients Enterprise Communication Hosted Email

Summary

The top open-source alternatives to Kontact - KMail are Mailspring, Spark Mail, and Nextcloud Mail. One of the criteria for ordering this list is the number of mentions that products have on reliable external sources. You can suggest additional sources through the form here.

Mailspring Landing Page
1

Mailspring

Mailspring is a mail client for Mac, Windows and Linux.
Pricing:
- Open Source
#Email #Email Clients #Calendar 25 social mentions
Spark Mail Landing Page
2

Spark Mail

Spark helps you take your inbox under control. Instantly see what’s important and quickly clean up the rest. Spark for Teams allows you to create, discuss, and share email with your colleagues
Pricing:
- Open Source
#Email #Email Clients #Calendar 30 social mentions
Nextcloud Mail Landing Page
3

Nextcloud Mail

💌 Mail app for Nextcloud
Pricing:
- Open Source
#Email #Email Clients #Enterprise Communication 5 social mentions
Tutanota Landing Page
4

Tutanota

Get your encrypted mailbox for free.
Pricing:
- Open Source
#Email #Email Clients #Enterprise Communication 177 social mentions
NeoMutt Landing Page
5

NeoMutt

NeoMutt is a command-line mail reader. It's a version of https://alternativeto.
Pricing:
- Open Source
#Email #Email Clients #Calendar 10 social mentions
FairEmail Landing Page
6

FairEmail

Open source, privacy friendly email app
Pricing:
- Open Source
#Email #Email Clients #Calendar 52 social mentions