ODB Runtime Library for MySQL (development)

ODB Runtime Library for PostgreSQL (development)

Qt ODB runtime library (development)

ODB Runtime Library for SQLite (development)

Observational Data processing for meteorology

Open Dynamics Engine - development files

library to generate ODF documents -- development

C++11 library for the DICOM standard (development files)

static libraries and header for ODIN sequences

C++ library to read or write ODS files (development files)

RemoteDesktop portal DBus helper library (development headers)

library for acoustic fingerprinting (development files)

OpenFirmware device-tree parsing library - development files

OpenFirmware device-tree parsing library - example files

Qt oFono library (development files)

development package for libofx7t64

Open Geographic Datastore Interface Library -- development

Ogg bitstream library development files

Codec for karaoke and text encapsulation for Ogg (dev)

Library for playing OGG multimedia (development files)

convenience interface for Ogg stream I/O (development files)

Oglappth Library (development files)

3D Object-Oriented Graphics Rendering Engine (development files)

oidc-agent library development files

Object Oriented Input System library (C++ development headers)

Open Lighting Architecture - development libraries

OLE2 Compound File format access library -- development files

implementation of the Double Ratchet cryptographic ratchet - development files

OMEMO encryption library - development files

Library implementing OMEMO (XEP-0384) (development headers)

omniORB core libraries development files

C++ threading library development files

LLVM OpenMP runtime - dev package

LLVM OpenMP runtime - dev package

LLVM OpenMP runtime - dev package

parallel programming library

Assembly Constraints and Multibody Dynamics code - library

regular expressions library — development files

cross-platform inference and training ML accelerator (dev files)

GObject based interface to system-tools-backends - dev files

Event loop management library - development files

Development files of LoopTools

Development files for libopamgt0

Establishing a shared secret using the OPAQUE protocol - C development files

Development files for libopasadb1

implementation of OPC UA (IEC 62541) - development

implementation of OPC UA (IEC 62541) - tools and nodeset-compiler

AFS distributed filesystem development libraries

Software implementation of the OpenAL audio API (development files)

Audio Processing Technology codec (aptX), development headers