| WSP | Web Standards Project |
| LLP | Linux Lab Project |
| HGP | Human Genome Project vgl. DHGP |
| LRP | Linux Router Project |
| POM | Project Object Model |
| LDP | Linux Documentation Project |
| PEP | Productivity Enhancement Project |
| LTP | Linux Test Project |
| ODP | Open Directory Project |
| ORP | Open Router Project |
| PAR | Project Authorization Request |
| PBM | Project Bridge Modeller |
| PPN | Programmer Project Number |
| PMW | Project Manager Workbench |
| CPO | Certified Project Officer |
| TPM | Technology Project Management |
| DDP | Debian Documentation Project |
| DPL | Debian Project Leader |
| ESP | European Schools Project |
| GIP | Global Internet Project |
| PIMS | Project Information Management System |
| UPGS | Unfinished Project Guilt Syndrome |
| PRCS | Project Revision Control System |
| SPMS | Software Project Management System |
| PM | Problem / Process / Project Management |
| RWCP | Real World Computing Project |
| CSPP | Computer Systems Policy Project |
| prj | Project-File [Borland Compiler] eine Dateiendung |
| pro | Project File [Interface Builder] eine Dateiendung |
| PICA | Project for Integrated Catalogue Automation |
| PAR | Project Authorization Request [IEEE] |
| CGAP | Cancer Genome Anatomy Project |
| CPT | COSINE Project Management Team |
| DBLP | Digital Bibliography + Library Project |
| EPMAP | Electronic Publishing Mapping Project |
| 3GPP | Third Generation Partnership Project [engl.] Entwicklungsverbund |
| HGDP | Human Genome Diversity Project |
| ISPO | Information Society Project Office |
| LPPL | LaTeX Project Public License |
| IPSE | Integrated Project Support Environment |
| H4P | High-Performance Parallel Processor Project |
| ASTP | Apollo Soyuz Test Project [engl.] Amerikanisch-sowjetisches Weltraumprogramm zur Ankopplung unterschiedlicher Raumfahrzeuge |
| EPOS | Engineering and Project-management Oriented Support system |