| bottom | | A graphical process/system monitor |
| bovo | | A Gomoku like game for two players |
| bower | | A package manager for the web |
| box2d | | 2D rigid body simulation library for games |
| box64 | | Linux Userspace x86_64 Emulator with a twist |
| boxbuddy | | A Graphical Interface for Distrobox |
| boxed-cpp | | Small header-only library for easing primitive type boxing in C++ |
| boxit | | Manjaro Linux repository management system client |
| boxit-arm | | Manjaro Linux repository management system client |
| boxit2-git | | Manjaro Linux repository management client |
| boxxy | | Put bad Linux applications in a box with only their files |
| bpf | | BPF tools |
| bpf-linker | | Simple BPF static linker |
| bpftop | | Dynamic real-time view of running eBPF programs |
| bpftrace | | High-level tracing language for Linux eBPF |
| bpython | | Fancy ncurses interface to the Python interpreter |
| bpytop | | Resource monitor that shows usage and stats for processor, memory, disks, network and processes |
| brasero | | CD/DVD mastering tool |
| brave-browser | | Web browser that blocks ads and trackers by default (binary release) |
| brave-browser-beta | | Web browser that blocks ads and trackers by default (beta binary release). |
| brcm-patchram-plus | | Chromium OS Broadcom patchram utility RPi pi3b+/pi4b specific |
| breath-classic-icon-themes | | Breath Classic icon theme |
| breath-classic-wallpaper | | Breath Classic wallpaper |
| breath-wallpapers | | Breath wallpapers |
| breath2-icon-themes | | breath2 icon theme |
| breath2-wallpaper | | breath2 wallpaper |
| breeze | | Artwork, styles and assets for the Breeze visual style for the Plasma Desktop |
| breeze-grub | | Breeze theme for GRUB |
| breeze-gtk | | Breeze widget theme for GTK 2 and 3 |
| breeze-icons | | Breeze icon theme |
| breeze-plymouth | | Plymouth theme for the Breeze visual style for the Plasma Desktop |
| breeze5 | | Qt5 Breeze style |
| breezy | | A decentralized revision control system with support for Bazaar and Git file formats |
| brial | | Library for polynomials over boolean rings |
| bridge-utils | | Utilities for configuring the Linux ethernet bridge |
| brightnessctl | | Lightweight brightness control tool |
| brise | | Rime schema repository |
| brltty | | Braille display driver for Linux/Unix |
| brltty-udev-generic | | Generic udev rules for brltty |
| broadcom-wl-dkms | | Broadcom 802.11 Linux STA wireless driver |
| brook | | A cross-platform proxy/vpn software |
| broot | | Fuzzy Search + tree + cd |
| brotli | | Generic-purpose lossless compression algorithm |
| brotli-testdata | | Generic-purpose lossless compression algorithm - test data |
| brotli06 | | Brotli compression library - legacy 0.6.x version |
| brotli06-testdata | | Brotli compression library - legacy 0.6.x version |
| browserify | | browser-side require() the node way |
| browserpass | | Native host app for Browserpass, browser extension for zx2c4's pass (password manager) |
| browserpass-chromium | | Chromium extension for Browserpass, browser extension for zx2c4's pass (password manager) |
| browserpass-firefox | | Firefox extension for Browserpass, browser extension for zx2c4's pass (password manager) |