bmon

bmon - Bandwidth Monitor

bmon is a monitoring and debugging tool to capture networking related statistics and prepare them visually in a human friendly way. It features various output methods including an interactive curses user interface and a programmable text output for scripting.

Download

• Latest Release
• Older Releases

Debian/Ubuntu Installation

git clone https://github.com/Jafaral/bmon.git
cd bmon
apt-get install build-essential make libconfuse-dev libnl-3-dev libnl-route-3-dev libncurses-dev pkg-config dh-autoreconf
./autogen.sh
./configure
make
make install
bmon

CentOS 6 Installation

git clone https://github.com/Jafaral/bmon.git
cd bmon
yum install make libconfuse-devel libnl3-devel libnl-route3-devel ncurses-devel
./autogen.sh
./configure
make
make install
bmon

CentOS 7 Installation

yum install bmon

Fedora Installation

dnf install bmon

OSX Installation

Brew

brew install bmon

Compile yourself

Install libconfuse

wget https://github.com/martinh/libconfuse/releases/download/v2.8/confuse-2.8.zip
unzip confuse-2.8.zip && cd confuse-2.8
PATH=/usr/local/opt/gettext/bin:$PATH ./configure
make
make install

Install bmon

git clone https://github.com/Jafaral/bmon.git
cd bmon
./autogen.sh
./configure
make
make install
bmon

New in 5.0

• out_curses: use xcalloc instead of a fixed buffer by @NachiP in #54
• Avoid trying to include <values.h> on Android by @fornwall in #55
• Allow numeric colors in bmonrc by @afh in #62
• Fix typographical errors by @afh in #63
• curses: Fix seperator lines by @afh in #64
• curses: Add CTRL-N/CTRL-P for next/previous element by @afh in #65
• Add package installation instructions for Fedora/CentOS by @carlwgeorge in #78
• Fix build in FreeBSD/DragonflyBSD by @farrokhi in #76
• Update to autoconf of the common era by @Jafaral in #116
• fix segfault on element removal by @dcaratti in #102
• ci: add GitHub Actions builds for Linux, macOS, and FreeBSD by @Jafaral in #118
• ci: enable -Werror for compiler warnings by @Jafaral in #119
• feat: Add IPv4/IPv6 addresses to additional info by @csiltala in #117
• feat: Add configure option to disable IPv6 in netlink module by @csiltala in #121
• fix: Fix memory leaks in module_set() by @csiltala in #122
• fix: Convert usage of strdup/free to xstrdup/xfree by @csiltala in #124
• feat: Add ability to toggle TC elements by @csiltala in #120
• curses: render graphs with Braille cells by @crgr in #114
• display filters for TC ingress and egress by @dcaratti in #100
• Fix compile issue in OpenBSD by @FlyingHacker in #92
• Fix spelling and grammar in docs and comments by @Jafaral in #125
• Add support for JSON output by @Jafaral in #126
• Remove the 'Really quit' dialog and just exit cleanly by @graysky2 in #113

Usage

To run bmon in the default curses mode:

bmon

There are many other options available and full help is provided via:

bmon --help

Screenshots

Copyright

Various authors, see git commit log.

Copyright (c) 2001-2016 Thomas Graf [email protected]

Copyright (c) 2013 Red Hat, Inc.

Copyright (c) 2026 Architecture Technology Corporation

Please see the LICENSE.BSD and LICENSE.MIT files for additional details.