A number of built-in libraries are provided by the SWRLTab. These include: (8AA)
- Core SWRL Built-Ins Library Contains implementations for the core built-ins defined by the SWRL Submission. It is documented here. (8AB)
- SQWRL Built-In Library Contains a set of built-ins that extend SWRL to SQWRL. It is documented here. (8XB)
- Temporal Built-Ins Library Defines a set of built-ins that can be used to perform temporal operations. It is documented here. (98S)
- ABox Built-Ins Library Defines built-ins that can be used to query an ABox. It is documented here. (8LB)
- TBox Built-Ins Library Defines built-ins that can be used to query a TBox. It is documented here. (8LB)
- Mathematical Expressions Built-Ins Library Defines built-ins that can be used to evaluate complex mathematical expressions in SWRL rules. It is documented here. (8LB)
- XML Built-Ins Library Defines built-ins that can be used to query XML documents. It is documented here. (A0O)
- Extensions Built-ins Library Defines some experimental built-ins that can be used to increase the expressivity of SWRL. It is documented here. (8LC)
- RDF Built-ins Library Defines a small initial set of built-ins for dealing with RDF. It is documented here. (8LC)
New SWRL built-in libraries can be defined by developers using the SWRLBuiltInBridge. (8AE)