# nmh

> electronic mail handling system

**Wikidata**: [Q115914398](https://www.wikidata.org/wiki/Q115914398)  
**Source**: https://4ort.xyz/entity/nmh

## Summary
nmh is a free software electronic mail handling system that serves as a mail user agent, designed to run on Unix-like operating systems including macOS and BSD. It is a modernized version of the MH Message Handling System, offering similar functionality with updated features and compatibility.

## Key Facts
- **Type**: Mail user agent (email client)
- **License**: 3-clause BSD License
- **Latest stable version**: 1.8 (released 2023-02-18)
- **Operating systems**: macOS, BSD, Unix-like systems
- **Based on**: MH Message Handling System
- **Maintained by**: David Lawrence Levine
- **Source code**: Available on GNU Savannah
- **Package availability**: Included in FreeBSD, OpenBSD, NetBSD, and Debian
- **Aliases**: New Mail Handler, New MH

## FAQs
### Q: What is nmh used for?
A: nmh is a mail user agent designed for managing and reading email on Unix-like systems, offering features similar to MH but with modernized functionality.

### Q: Is nmh free software?
A: Yes, nmh is distributed under the 3-clause BSD License, allowing users to freely run, study, modify, and distribute it.

### Q: What operating systems does nmh support?
A: nmh runs on macOS, BSD, and Unix-like operating systems, including FreeBSD, OpenBSD, and NetBSD.

### Q: How is nmh different from MH?
A: nmh is a modernized version of the MH Message Handling System, with updated features and compatibility while maintaining similar functionality.

### Q: Who maintains nmh?
A: nmh is maintained by David Lawrence Levine, who has been involved in its development and updates.

## Why It Matters
nmh plays a crucial role in the Unix and open-source email handling ecosystem by providing a free, modern alternative to older mail user agents. Its compatibility with Unix-like systems and BSD variants ensures continued relevance in environments where traditional email clients may not be available. By maintaining the 3-clause BSD License, nmh remains accessible to users who value open-source software. Its development reflects ongoing efforts to preserve and enhance legacy email handling systems in a rapidly evolving digital landscape.

## Notable For
- **Modernized MH**: nmh is a direct successor to the MH Message Handling System, offering updated features while retaining its core functionality.
- **BSD License**: Its distribution under the 3-clause BSD License ensures broad compatibility and usage rights.
- **Cross-Platform Support**: nmh is available on macOS, BSD, and Unix-like systems, including FreeBSD, OpenBSD, and NetBSD.
- **Active Maintenance**: Maintained by David Lawrence Levine, ensuring continued updates and bug fixes.
- **Open-Source Availability**: Source code is freely accessible on GNU Savannah, allowing for community contributions and modifications.

## Body
### Overview
nmh is a free software electronic mail handling system that functions as a mail user agent. It is a modernized version of the MH Message Handling System, designed to run on Unix-like operating systems, including macOS and BSD variants.

### Development and Maintenance
nmh is maintained by David Lawrence Levine, who has been involved in its development and updates. The project is hosted on GNU Savannah, with source code available for download and modification.

### Licensing and Distribution
nmh is distributed under the 3-clause BSD License, allowing users to freely run, study, modify, and distribute the software. This license ensures broad compatibility and usage rights.

### Versions and Releases
The latest stable version of nmh is 1.8, released on February 18, 2023. Previous versions, such as 1.7.1, have also been made available for download.

### Operating System Support
nmh is compatible with macOS, BSD, and Unix-like operating systems. It is included as a package in FreeBSD, OpenBSD, NetBSD, and Debian, ensuring widespread availability.

### Comparison to MH
nmh is a direct successor to the MH Message Handling System, offering updated features while maintaining similar functionality. It is designed to be a modernized alternative for managing and reading email on Unix-like systems.

### Community and Resources
nmh has an active community, with mailing lists available for announcements and user discussions. The project's website provides additional resources and documentation for users.

## References

1. [Source](https://isr.uci.edu/content/david-levine-1993-isr-graduate)
2. Free Software Directory
3. [Announcing the release of nmh 1.7.1. 2018](https://lists.nongnu.org/archive/html/nmh-announce/2018-03/msg00000.html)
4. [nmh 1.8 is now available!. 2023](https://lists.nongnu.org/archive/html/nmh-announce/2023-02/msg00001.html)
5. [Source](https://lists.nongnu.org/mailman/listinfo/nmh-workers)
6. [Source](https://lists.nongnu.org/mailman/listinfo/nmh-announce)