Top 7 Open-Source Alternatives to Spark Mail

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

As Spark Mail is an open source project, you can find more open source alternatives and stats on LibHunt.

Product categories

Anti-Spam Calendar Cyber Security Email Email Clients Email Management Email Security Enterprise Communication Group Chat & Notifications Hosted Email Messaging Productivity

Summary

The top open-source alternatives to Spark Mail are Mailspring, FairEmail, and Tutanota. 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
FairEmail Landing Page
2

FairEmail

Open source, privacy friendly email app
Pricing:
- Open Source
#Email #Email Clients #Calendar 52 social mentions
Tutanota Landing Page
3

Tutanota

Get your encrypted mailbox for free.
Pricing:
- Open Source
#Email #Email Clients #Enterprise Communication 177 social mentions
Mailpile Landing Page
4

Mailpile

Mailpile is a modern, fast web-mail client with user-friendly encryption and privacy features.
Pricing:
- Open Source
#Email #Email Clients #Email Management
Wavebox Landing Page
5

Wavebox

The powerful productivity browser like no other, multi-account sign-in, tab sleeping, groups & pins
Pricing:
- Open Source
- Freemium
- Free Trial
- $8.32 / Monthly
#Messaging #Enterprise Communication #Productivity 16 social mentions
Roundcube Landing Page
6

Roundcube

Web-based IMAP email client
Pricing:
- Open Source
#Email #SMTP Server #Email Clients 16 social mentions
SpamAssassin Landing Page
7

SpamAssassin

Use this program to "Unspam" your mailbox(es).
Pricing:
- Open Source
#Email Security #Email #Cyber Security 4 social mentions