SRP
- Carl Sturken and Evan Rogers
- SCSI RDMA Protocol
- Salt River Project
- Sam Rainsy Party
- Scaling and root planing
- Sdruženie rasovo prenasledovaných
- Secure Remote Password protocol
- Self-Defense of the Republic of Poland
- Serbian language
- Server Routing Protocol
- Service release premium
- Session Request Protocol
- Shelf-ready packaging
- Ship-submarine recycling program
- Signal recognition particle
- Single-responsibility principle
- Socialist Labour Party of Croatia
- Socialist Reich Party
- Society for Radiological Protection
- Soldier Readiness Processing
- South Road Properties
- Spatial Reuse Protocol
- Sports Racing Prototype
- Spreading resistance profiling
- Stack Resource Policy
- Stord Airport, Sørstokken
- Stream Reservation Protocol
- Suggested retail price
- Synchronous reactive programming