msmtp VS sendEmail

msmtp is an SMTP client.

sendEmail is a lightweight, command line SMTP email client.

Lightweight
msmtp is a simple and lightweight SMTP client, making it easy to install and use without adding unnecessary overhead.
Configurable
It offers extensive configuration options, allowing users to tailor its behavior to their specific needs and integrate with various mail systems.
Scriptable
Being script-friendly, msmtp can be easily integrated into scripts and automated workflows for sending emails programmatically.
SMTP Server Support
msmtp supports numerous SMTP features, including authentication methods, ensuring compatibility with various mail servers.
Log Support
Provides detailed logging capabilities, which can help troubleshoot and monitor email sending activities.

Lacks Advanced Features
Unlike full-featured email clients, msmtp doesn't offer advanced features like a user interface or mail retrieval capabilities.
Requires Configuration
It requires manual configuration through text files, which might be cumbersome for non-technical users.
No Email Management
msmtp is only an SMTP client and doesn't handle email management tasks such as organizing or archiving emails.
Limited Documentation
While it has some documentation, users might find it insufficient or difficult to understand if they encounter complex configuration issues.

Ease of Use
sendEmail is a simple, lightweight utility that can be easily used from the command line without requiring advanced technical skills.
Lightweight
The software has minimal dependencies and does not require a bulky installation, making it easy to deploy and use on various systems.
Cross-Platform Support
sendEmail is compatible with numerous operating systems, including Windows, Linux, and macOS, providing flexibility for different environments.
Support for Multiple Protocols
It supports various protocols such as TLS and SSL, allowing secure email transmission.
Open Source
Being open-source software, users can freely inspect, modify, or extend the code to suit their requirements.

Limited Features
sendEmail lacks advanced features available in more comprehensive email sending solutions, such as email tracking, analytics, or rich formatting.
Minimal Documentation
The software documentation is not as extensive as other tools, which might make troubleshooting or advanced use cases more challenging.
No GUI
sendEmail operates entirely via the command line, which can be less user-friendly for those who prefer or require graphical interfaces.
Maintenance and Updates
As an open-source project, it may not receive regular updates or have active development, potentially limiting its long-term viability for some users.
Security Concerns
While it supports secure protocols, the solution may not meet all enterprise-level security requirements or provide advanced security features out-of-the-box.