| brush | | Bash/POSIX-compatible shell implemented in Rust |
| bsd-games | | Linux port of the collection of BSD command line games |
| bsequencer | | Multi channel MIDI step sequencer LV2 plugin with a variable matrix |
| bshapr | | Beat/ envelope shaper LV2 plugin |
| bslizr | | LV2 audio effect plugin for sequenced slicing of stereo audio input signals |
| bspwm | | Tiling window manager based on binary space partitioning |
| bt747 | | The swiss army knife for MTK GPS dataloggers |
| btfs | | A bittorrent filesystem based on FUSE |
| btop | | A monitor of system resources, bpytop ported to C++ |
| btrbk | | Tool for creating snapshots and remote backups of btrfs subvolumes |
| btrfs-assistant | | An application for managing BTRFS subvolumes and Snapper snapshots |
| btrfs-heatmap | | Visualize the layout of data on your btrfs filesystem over time |
| btrfs-progs | | Btrfs filesystem utilities |
| btrfsmaintenance | | Scripts for btrfs maintenance tasks |
| bubblewrap | | Unprivileged sandboxing tool |
| bubblewrap-suid | | Unprivileged sandboxing tool (setuid variant) |
| bucklespring | | Nostalgia bucklespring keyboard sound, sampled from IBM's Model-M |
| buckygen | | A program for the efficient generation of all nonisomorphic fullerenes |
| buddy | | Binary Decision Diagram Library |
| budgie-backgrounds | | The default background set for the Budgie Desktop |
| budgie-control-center | | Budgie's main interface to configure various aspects of the system |
| budgie-desktop | | A familiar, modern desktop environment |
| budgie-desktop-view | | Desktop icons implementation for the Budgie Desktop |
| budgie-extras | | Additional Budgie Desktop components from the Ubuntu Budgie team |
| budgie-screensaver | | Screensaver for the Budgie Desktop |
| budgie-session | | The Budgie Desktop session handler |
| buf | | A tool for working with Protocol Buffers |
| buffyboard | | Touch-enabled framebuffer keyboard (not only) for vampire slayers |
| bugstalker | | Rust debugger for Linux x86-64 |
| bugzilla | | bug tracker |
| buho | | Task and note keeper |
| build2 | | build2 build system |
| buildah | | A tool which facilitates building OCI images |
| buildbot | | The Continuous Integration Framework |
| buildbot-common | | Contributed scripts for Buildbot |
| buildbot-docs | | Buildbot docs |
| buildbot-worker | | Buildbot worker daemon |
| buildbtw-poc | | Service for building new versions of packages (proof-of-concept) |
| buildkit | | A toolkit for converting source code to build artifacts in a repeatable manner |
| bulky | | Rename multiple files at once. |
| bullet | | A 3D Collision Detection and Rigid Body Dynamics Library for games and animation |
| bullet-docs | | Documentation for bullet |
| bullet-dp | | A 3D Collision Detection and Rigid Body Dynamics Library for games and animation (double precision) |
| bully | | Retrieve WPA/WPA2 passphrase from a WPS enabled access point |
| bumblebee | | NVIDIA Optimus support for Linux through Primus/VirtualGL |
| bump-pydantic | | Convert Pydantic from V1 to V2 ♻ |
| bup | | Efficient backup system based on the git packfile format |
| bupstash | | A tool for encrypted backups |
| busted | | Elegant Lua unit testing (CLI) |
| bustle | | Draw sequence diagrams of D-Bus traffic |