macOS
Homebrewverified · 100%
brew install fetchmaillocal Homebrew formula metadata
MacPortsverified · 94%
sudo port install fetchmailMacPorts ports tree · mail/fetchmail/Portfile · source: api.github.com
brew
Install fetchmail with Homebrew, apk, apt, dnf, MacPorts, Nix, pacman, zypper
Client for fetching mail from POP, IMAP, ETRN or ODMR-capable servers. Version 6.6.6 via Homebrew; verified 2026-06-25.
install
Additional install commands
Linux
Alpine Linux apkverified · 92%
sudo apk add fetchmailAlpine Linux edge package indexes · fetchmail · source: dl-cdn.alpinelinux.org
Debian aptverified · 92%
sudo apt install fetchmailDebian stable package indexes · fetchmail · source: deb.debian.org
Fedora dnfverified · 92%
sudo dnf install fetchmailFedora Rawhide package metadata · fetchmail · source: dl.fedoraproject.org
Nixverified · 92%
nix profile install nixpkgs#fetchmailnixpkgs package indexes · pkgs/by-name/fe/fetchmail/package.nix · source: api.github.com
Arch Linux pacmanverified · 92%
sudo pacman -S fetchmailArch Linux sync databases · fetchmail · source: geo.mirror.pkgbuild.com
openSUSE zypperverified · 92%
sudo zypper install fetchmailopenSUSE Tumbleweed package metadata · fetchmail · source: download.opensuse.org
overview
Package summary
Client for fetching mail from POP, IMAP, ETRN or ODMR-capable servers
Project links
Commands and aliases
- fetchmail
- fetchmailconf
history
Project history and usage
fetchmail is one of the classic Unix mail-retrieval tools: it polls remote POP, IMAP, ETRN, or ODMR-capable servers and forwards mail into the local delivery system. Its normal role is not to replace a mail user agent, but to bridge remote mailboxes into local SMTP, LMTP, or MDA workflows so existing Unix mail filters, aliases, and readers can operate as though the mail arrived locally.
The project is historically significant beyond mail retrieval because Eric S. Raymond used fetchmail development as the case study for The Cathedral and the Bazaar. That made the package part of open-source culture as well as part of the Unix networking toolbox.
Project history
Fetchmail began as popclient, written by Carl Harris. In 1996 Eric S. Raymond took over maintenance, added IMAP support, and renamed the program fetchmail. The official site records a later 2004 handoff to a team led by Rob Funk, Graham Wilson, and Matthias Andree, with Sunil Shetye credited for later important code contributions.
The current project continues under the fetchmail name with official source repositories on GitLab and SourceForge. The FAQ notes the modern branch layout, including stable and development branches, and the README describes a codebase that remains portable Unix C while progressively updating compiler, TLS, and build requirements.
Adoption history
Fetchmail spread with the dialup and small-site Unix era, where machines often had intermittent connectivity or dynamic IP addresses and needed to collect mail from an ISP mailbox. Official documentation still describes this target plainly: remote mail retrieval over on-demand TCP/IP links, followed by forwarding into local delivery.
The project also became a cultural reference point. The FAQ says Raymond treated fetchmail development as a sociological experiment testing claims about the Linux development model, and that the resulting Cathedral and the Bazaar paper was presented at Linux Kongress '97 and other conferences before influencing wider open-source discussion.
Modern adoption is quieter but still real. The official home page reports a SourceForge Open Source Excellence award in 2024 after reaching 100,000 downloads from SourceForge, explicitly noting that this excludes distribution packages, mirrors, and earlier hosting.
How it is used
A typical fetchmail setup creates a ~/.fetchmailrc file describing one or more polls, keeps that file private with mode 0600, and lets fetchmail retrieve messages by POP or IMAP before handing them to a local SMTP listener, LMTP listener, or MDA. The manual also documents alternate config locations through HOME_ETC and FETCHMAILHOME.
Fetchmail's long tail is in protocol edge cases: it supports POP3, IMAP variants, ETRN, ODMR, multiple authentication methods, TLS options, daemon polling, single-drop and multidrop modes, and .netrc-based credential lookup. The FAQ repeatedly steers users toward keeping policy decisions, filtering, and complex routing in adjacent Unix tools when they are better suited there.
Why package nerds care
For package nerds, fetchmail is the sort of tool that explains why old Unix packages have sprawling configure scripts, man pages, FAQ sections, security advisories, and distro patches: it sits at the crossing of network protocols, TLS libraries, local MTAs, dotfile permissions, daemon behavior, and decades of mail-server quirks.
It is also an artifact of a particular packaging culture. A small command-line daemon, a strict run-control file, SourceForge/GitLab hosting, long-lived stable branches, and a public security history make fetchmail a useful reference point for how mature infrastructure utilities survive after their original mainstream use case becomes less fashionable.
Timeline
- Pre-1996: Carl Harris writes popclient, fetchmail's predecessor.
- 1996: Eric S. Raymond takes over, adds IMAP support, and renames the program fetchmail.
- 1997: The Cathedral and the Bazaar paper based on fetchmail development is presented at Linux Kongress '97.
- 2004: A new maintenance team led by Rob Funk, Graham Wilson, and Matthias Andree takes over.
- 2020: The FAQ records branch-name changes and the absence of a master branch after June 21, 2020.
- 2024: SourceForge recognizes fetchmail for reaching 100,000 downloads from the SourceForge site.
- 2025-2026: The 6.5 and 6.6 release lines update compiler, TLS, SMTP, IMAP, and security behavior while keeping fetchmail in active maintenance.
Related projects
- Related and competing tools listed by the project include fdm, getmail, getmail6, animail, GetLive, and mailfilter; fetchmail also depends operationally on local SMTP/LMTP listeners, MDAs, and mail user agents such as mutt.
Sources
security posture
No protected-tool coverage found yet
No matching local secret-handling manifest was found for fetchmail. Nucleus package metadata is still published here so future coverage has a stable package URL.
Install behavior
- No Homebrew post-install hook is recorded in formula metadata.
- Homebrew bottle metadata is available for 6 platform targets.
- Installs with 1 runtime dependencies.
- Build metadata lists 1 build dependencies.
Recommended review
Before unattended agent use, check whether the tool reads plaintext credentials, writes remote state, publishes artifacts, or shells out to plugins.
local files
Configuration and credential file locations
These source-backed paths show where this package keeps local settings or durable credentials. Automic Vault can use them as review targets for secret scanning, migration, and command approval.
Configuration files
Config paths the tool may read or write during local use.
- Unix
~/.fetchmailrc$HOME_ETC/.fetchmailrc$FETCHMAILHOME/fetchmailrc
Credential files
Credential-bearing paths to review before unattended agent runs.
- Unix
~/.fetchmailrc~/.netrc
executables
Installed executables
| Command | Kind | Exposure | Note |
|---|---|---|---|
fetchmail | cli | global executable | |
fetchmailconf | cli | global executable |
freshness
Version and freshness
These signals separate page generation age, package-manager activity, and upstream release comparison. Version lag is warned only when an evidence URL and comparable versions are present.
page generated2026-07-08
manager version6.6.6
manager updated2026-06-25
local dataok
upstreamnot checked
latest detectednot detected
- infoRelease/tag comparison is only available for GitHub repositories.https://www.fetchmail.info/none confidence
install metadata
Package metadata
| Package key | brew:fetchmail |
|---|---|
| Version | 6.6.6 |
| Package manager | Homebrew |
| Package manager page | https://formulae.brew.sh/formula/fetchmail |
| Homepage | https://www.fetchmail.info/ |
| Repository | https://gitlab.com/fetchmail/fetchmail |
| Upstream docs | https://www.fetchmail.info/fetchmail-FAQ.html |
| License | LGPL-2.1-or-later AND ISC AND BSD-3-Clause AND LicenseRef-Homebrew-public-domain AND (GPL-2.0-or-later WITH openvpn-openssl-exception) |
| Source archive | https://downloads.sourceforge.net/project/fetchmail/branch_6.6/fetchmail-6.6.6.tar.xz |
| Last updated | 2026-06-25T00:11:34Z |
| Pulse | updated |
| Dependencies | openssl@3 |
| Build dependencies | pkgconf |
| Bottle | available (on arm64_linux, arm64_sequoia, arm64_sonoma, arm64_tahoe, sonoma, x86_64_linux) |
| Homebrew post-install | not defined |
| Service | none declared |
registry facts
Source database details
| Source Database | Homebrew formula API |
|---|---|
| Tap | homebrew/core |
| Full Name | fetchmail |
| Version Scheme | 0 |
| Revision | 0 |
| Bottle Stable Root URL | https://ghcr.io/v2/homebrew/core |
| Deprecated | no |
| Disabled | no |
| Keg Only | no |
| URL Keys |
|
source database matches
Other package-manager records
Matches are pulled from external package-manager indexes and kept separate from local Automic Vault package links.
Debian apt95%
fetchmail 6.4.39-1
SSL enabled POP3, APOP, IMAP mail gatherer/forwarder
sudo apt install fetchmail- Section: mail
- Architecture: amd64
- 9 dependencies
- 1 provides
- 5 optional deps
- normalized package name match
- Matched by: Fetchmail
Nix95%
fetchmail
nix profile install nixpkgs#fetchmail- normalized package name match
- Matched by: Fetchmail
Ubuntu apt95%
fetchmail 6.4.38-1ubuntu4
SSL enabled POP3, APOP, IMAP mail gatherer/forwarder
sudo apt install fetchmail- Section: mail
- Architecture: amd64
- 9 dependencies
- 1 provides
- 5 optional deps
- normalized package name match
- Matched by: Fetchmail
apk95%
fetchmail 6.6.1-r1
remote-mail retrieval and forwarding utility
sudo apk add fetchmail- License: GPL-2.0-or-later WITH OpenSSL-Exception AND Public-Domain
- Architecture: x86_64
- Source Package: fetchmail
- 1 dependencies
- 1 provides
- normalized package name match
- Matched by: Fetchmail
apk95%
fetchmail-doc 6.6.1-r1
remote-mail retrieval and forwarding utility (documentation)
sudo apk add fetchmail-doc- License: GPL-2.0-or-later WITH OpenSSL-Exception AND Public-Domain
- Architecture: x86_64
- Source Package: fetchmail
- normalized package name match
- Matched by: Fetchmail
apk95%
fetchmail-openrc 6.6.1-r1
remote-mail retrieval and forwarding utility (OpenRC init scripts)
sudo apk add fetchmail-openrc- License: GPL-2.0-or-later WITH OpenSSL-Exception AND Public-Domain
- Architecture: x86_64
- Source Package: fetchmail
- normalized package name match
- Matched by: Fetchmail
apk95%
fetchmailconf 6.6.1-r1
GUI for generating fetchmail configuration files
sudo apk add fetchmailconf- License: GPL-2.0-or-later WITH OpenSSL-Exception AND Public-Domain
- Architecture: x86_64
- Source Package: fetchmail
- 1 dependencies
- 1 provides
- normalized package name match
- Matched by: Fetchmail
dnf95%
fetchmail 6.6.4-1.fc45
A remote mail retrieval and forwarding utility
sudo dnf install fetchmail- License: GPL-2.0-or-later AND LicenseRef-Fedora-Public-Domain
- Category: Unspecified
- Architecture: x86_64
- Source Package: fetchmail
- 7 dependencies
- 1 provides
- normalized package name match
- Matched by: Fetchmail
pacman95%
fetchmail 6.6.4-1
A remote-mail retrieval utility
sudo pacman -S fetchmail- License: GPL
- Architecture: x86_64
- 1 dependencies
- 1 optional deps
- normalized package name match
- Matched by: Fetchmail
zypper95%
fetchmail 6.6.1-3.1
Full-Featured POP and IMAP Mail Retrieval Daemon
sudo zypper install fetchmail- License: GPL-2.0-or-later
- Category: Unspecified
- Architecture: x86_64
- Source Package: fetchmail
- 12 dependencies
- 4 provides
- normalized package name match
- Matched by: Fetchmail
zypper95%
fetchmailconf 6.6.1-3.1
Fetchmail Configuration Utility
sudo zypper install fetchmailconf- License: GPL-2.0-or-later
- Category: Unspecified
- Architecture: x86_64
- Source Package: fetchmail
- 5 dependencies
- 1 provides
- normalized package name match
- Matched by: Fetchmail
MacPorts95%
fetchmail
sudo port install fetchmail- normalized package name match
- Matched by: Fetchmail
source trail
Generated from repository data
This page is generated by av-web from the private package SQLite artifact built by scripts/generate-pkg-sqlite.py.
Combined YAML source
View the package source record on GitHub.
Used sources
- Geiger risk classifier
- Nucleus package database
- av.db category and tag curation
- cross-ecosystem install command graph
- curated configuration and credential file locations
- curated package history
- external package-manager database matches
- package relationship graph
- package version freshness
- package-page enrichment