Top 8 Open-Source Alternatives to Edison Mail

Product categories

Calendar Cloud Storage Communication Email Email Clients Enterprise Communication Group Chat & Notifications Group Messaging Instant Messaging Internet Calls Messaging Productivity

Summary

The top open-source alternatives to Edison Mail are Spark Mail, Yammer, and Discord. 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.

Spark Mail Landing Page
1

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
Yammer Landing Page
2

Yammer

Yammer is a leading enterprise social network used by more than 200,000 companies worldwide, including 85% of the Fortune 500, to get work done smarter and faster. Sign Up Today.
Pricing:
- Open Source
#Project Management #Task Management #Communication
Discord Landing Page
3

Discord

Step up your game with a modern voice & text chat app. Crystal clear voice, multiple server and channel support, mobile apps, and more.
Pricing:
- Open Source
#Communication #Group Chat & Notifications #Messaging 122 social mentions
Roundcube Landing Page
4

Roundcube

Web-based IMAP email client
Pricing:
- Open Source
#Email #SMTP Server #Email Clients 16 social mentions
Franz Landing Page
5

Franz

Franz is your messaging app for WhatsApp, Facebook Messenger, Slack, Gmail, Telegram and many many more.
Pricing:
- Open Source
- Freemium
- €4.0 / Monthly
#Group Chat & Notifications #Messaging #Communication 28 social mentions
Nextcloud Mail Landing Page
6

Nextcloud Mail

💌 Mail app for Nextcloud
Pricing:
- Open Source
#Email #Email Clients #Enterprise Communication 5 social mentions
FairEmail Landing Page
7

FairEmail

Open source, privacy friendly email app
Pricing:
- Open Source
#Email #Email Clients #Calendar 52 social mentions
Telegram Landing Page
8

Telegram

Telegram is a messaging app with a focus on speed and security. It’s superfast, simple and free.
Pricing:
- Open Source
#Communication #Messaging #Instant Messaging 129 social mentions