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What is Zero?

Zero is an open-source email application that prioritizes user privacy while offering a customizable interface that highlights security features. It allows users to sort their emails into various categories such as primary, important, personal, updates, and promotions, which simplifies both navigation and management. The open-source nature of Zero encourages community collaboration and transparency, enabling users to contribute to its continuous development and enhancement. This model not only improves the software but also cultivates a robust community of users dedicated to upholding privacy standards. Additionally, the collaborative environment invites innovative ideas and fosters a sense of ownership among its users.

What is KMail?

KMail is the email client integrated into Kontact, the comprehensive personal information management suite offered by KDE. The application comes with default settings that emphasize core functionalities while maintaining strong security and privacy protocols. Users benefit from extensive end-to-end encryption options, including built-in support for OpenPGP and S/MIME, along with an intuitive setup wizard that simplifies the process of encryption and key generation. In addition, KMail provides transport encryption via SSL/TLS and supports diverse authentication mechanisms, such as GSSAPI (Kerberos) and OAuth2. The program also ensures robust protection for HTML content, effectively blocking any hidden external references in emails that might jeopardize user privacy or expose sensitive data. To enhance security further, KMail includes a phishing protection feature that warns users about potentially harmful links found in their emails. Additionally, it offers spam protection capabilities, allowing for seamless integration with well-known local spam filtering tools like SpamAssassin or Bogofilter, which helps users efficiently handle unwanted messages. With its array of functionalities, KMail creates a secure and user-centric email management experience that caters to the needs of its users. The combination of sophisticated security measures and user-friendly features makes KMail a preferred choice for those seeking a reliable email client.

Media

Media

Integrations Supported

Crypto Backoffice
Disroot
KDE Plasma
SpamAssassin

Integrations Supported

Crypto Backoffice
Disroot
KDE Plasma
SpamAssassin

API Availability

Has API

API Availability

Has API

Pricing Information

Free
Free Trial Offered?
Free Version

Pricing Information

Pricing not provided.
Free Trial Offered?
Free Version

Supported Platforms

SaaS
Android
iPhone
iPad
Windows
Mac
On-Prem
Chromebook
Linux

Supported Platforms

SaaS
Android
iPhone
iPad
Windows
Mac
On-Prem
Chromebook
Linux

Customer Service / Support

Standard Support
24 Hour Support
Web-Based Support

Customer Service / Support

Standard Support
24 Hour Support
Web-Based Support

Training Options

Documentation Hub
Webinars
Online Training
On-Site Training

Training Options

Documentation Hub
Webinars
Online Training
On-Site Training

Company Facts

Organization Name

Zero

Company Website

0.email/

Company Facts

Organization Name

KDE

Date Founded

1996

Company Location

Germany

Company Website

kontact.kde.org/components/kmail.html

Categories and Features

Categories and Features

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