| openscenegraph | 3:3.6.5-7 | Real-time graphics toolkit |
| openslide | 4.0.0 | A C library for reading whole-slide images / virtual slides |
| openslp | 2.0.0-9 | Open-source implementation of Service Location Protocol |
| opensp | 1:1.5.2-8 | A library and a set of tools for validating, parsing and manipulating SGML and XML documents |
| openssh | 10.2p1-2 | A SSH client and server |
| openssl | 3.5.4 | Open Source toolkit for Secure Sockets Layer and Transport Layer Security |
| openssl-1.1 | 1.1.1w | Open Source toolkit for Secure Sockets Layer and Transport Layer Security (1.1 compatibility runtime) |
| openssl-static | 3.5.4 | Open Source toolkit for Secure Sockets Layer and Transport Layer Security (static libraries) |
| opensubdiv | 3.6.0 | An open source subdivision surface library |
| opentimelineio | 0.15-1 | Open Source API and interchange format for editorial timeline information |
| opentofu | 1.10.6-1 | Declarative cloud infrastructure management tool |
| openttd | 14.1+opengfx7.1+opensfx1.0.3-2 | An open source Transport Tycoon Deluxe engine |
| openvdb | 11.0.0-3 | C++ library comprising a novel hierarchical data structure |
| openvpn | 2.6.14 | VPN administration toolkit |
| openvswitch | 3.5.2 | Production quality, multilayer virtual network switch |
| optipng | 0.7.7-1 | Compresses PNG files to a smaller size without losing any information |
| opus | 1.3.1 | Codec designed for interactive speech and audio transmission over the Internet |
| opusfile | 0.11-2 | Library for opening, seeking, and recording .opus files |
| opus-tools | 0.2-2 | Collection of tools for Opus audio codec |
| orage | 4.20.2 | A simple calendar application for Xfce |
| orc | 0.4.41 | The Oild Runtime Compiler |
| orocos-kdl | 1.5.3 | Application-independent framework for modelling and computation of kinematic chains |
| osdlyrics | 1:0.5.15-1 | Standalone lyrics fetcher/displayer |
| osi | 0.108.6-2 | COIN-OR Open Solver Interface |
| osinfo-db-tools | 1.10.0 | Tools for managing the Operating System information database |
| osmctools | 0.9 | Tools to convert, filter, and update OpenStreetMap data files |
| os-prober | 1.83 | Utility to detect other operating systems on a set of drives |
| ostree | 2025.6 | Tool for managing bootable, immutable filesystem trees |
| ouch | 0.6.1 | A command line (de)compression utility with support for multiple archive formats |
| owntone | 28.12-1 | Linux DAAP (iTunes) and MPD media server with Airplay speakers support and more |
| oxipng | 9.1.4 | A multithreaded lossless PNG/APNG compression optimizer |
| oxygen | 5.27.12 | Old Oxygen visual style from KDE Plasma 4.x |
| p11-kit | 0.25.5 | A way to load and enumerate PKCS #11 (a Cryptographic Token Interface Standard) modules |
| p7zip | 17.05 | POSIX version of the 7zip compressed file archiver |
| packagekit | 1.3.0-1 | An abstraction layer for package managers for installing and updating packages |
| packagekit-qt | 1.1.1 | Qt frontend for PackageKit |
| pacman | 1:7.0.0 | A library-based package manager with dependency support |
| pahole | 1:1.25 | Object file and debug information analysis utility |
| pakfixer | 0.1.4 | Static code analyzer for AOSC packaging scripts |
| palapeli | 23.08.5 | A single player jigsaw puzzle game for KDE |
| palp | 2.21 | A Package for analyzing Lattice Polytopes |
| pamixer | 1.4-2 | Pulseaudio command-line mixer like amixer |
| pam-u2f | 1.4.0-1 | PAM modules for U2F |
| pam-wrapper | 1.1.3-2 | A tool to test PAM applications and PAM modules |
| pandas | 2.1.2 | Data structures for data analysis, time series and statistics |
| pango | 1.56.1-1 | System for layout and rendering of internationalized text |
| pangomm | 1:2.46.3-1 | C++ bindings for Pango |
| pangomm-2.48 | 1:2.56.1 | C++ bindings for Pango |
| par2cmdline | 1.0.0 | A PAR 2.0 compatible file verification and repair tool |
| pari | 2.13.1-1 | Computer algebra system designed for fast computations in number theory |
| partclone | 0.3.38 | Utilities to save and restore used blocks on a partition |
| parted | 3.6-1 | A program for creating, destroying, resizing, checking and copying partitions |
| partimage | 0.6.9-6 | Partition Image saves partitions in many formats to an image file |
| partitionmanager | 23.08.5 | KDE partition manager |
| passim | 0.1.10 | Local caching service |
| passt | 2024.10.30 | User-mode networking for VMs and namespaces |
| patch | 2.8-1 | Program for patching files from diff output |
| patchelf | 0.18.0 | A small utility to modify the dynamic linker and RPATH of ELF executables |
| patiencediff | 0.2.15 | Patiencediff implementation in Python |
| pavucontrol | 6.2 | GTK+ volume control for PulseAudio |
| Legend: |
Package up to date Package in testing branch Package older than source or missing Source file contains error Source has removed the package |
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