Top 9 Open-Source Alternatives to 33Mail

Product categories

Disposable Email Email Email Clients Email Privacy Email Productivity Email Routing Email Service Email Service Provider Email Testing Enterprise Communication Fake Email Security & Privacy

Summary

The top open-source alternatives to 33Mail are SimpleLogin, Firefox Relay, and Guerrilla 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.

SimpleLogin Landing Page
1

SimpleLogin

Receive and send emails anonymously. Create a unique email address for each website to avoid cross-site tracking and protect your inbox from spam, phishing and data breaches.
Pricing:
- Open Source
- Freemium
- Free Trial
- $2.99 / Monthly (Premium)
#Security & Privacy #Fake Email #Email 271 social mentions
Firefox Relay Landing Page
2

Firefox Relay

Keep your email safe from hackers & trackers...
Pricing:
- Open Source
#Email #Fake Email #Disposable Email 83 social mentions
Guerrilla Mail Landing Page
3

Guerrilla Mail

Guerrilla Mail is a web-based app that provides a disposable and anonymous email address. Users of the service are not required to set up an account in order to send or receive emails.
Pricing:
- Open Source
#Disposable Email #Fake Email #Email Productivity 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
Shroud.email Landing Page
5

Shroud.email

Email, meet privacy. Hide your email address from spammers and hackers by creating email aliases that remove creepy trackers.
Pricing:
- Open Source
- Freemium
- Free Trial
- £2.0 / Monthly (Unlimited aliases...etc.)
#Email #Email Privacy #Private Email
WildDuck Landing Page
6

WildDuck

Self hosted modern mail server
Pricing:
- Open Source
#Email #Self-hosted Email #Email Service 8 social mentions
Criptext Landing Page
7

Criptext

Criptext - Security that goes beyond encryption.
Pricing:
- Open Source
#Email #Email Clients #Email Service Provider 3 social mentions
MailCatcher Landing Page
8

MailCatcher

MailCatcher runs a super simple SMTP server which catches any message sent to it to display in a...
Pricing:
- Open Source
#Office Suites #Email #Email Testing 12 social mentions
InboxKitten Landing Page
9

InboxKitten

An open-source, disposable email service 💌
Pricing:
- Open Source
#Disposable Email #Email #Fake Email 2 social mentions