Introduction to the OSCAR-5 Interface Discussion of the OSCAR-5 code interface and how users can use and interact with the system. Introduction to basic Python environment. OSCAR-5 Benchmarks and Validation Database Brief description of the verification and validation database distributed with the OSCAR-5 system. OSCAR-5 Target Code: Nodal Solver Brief overview of nodal diffusion theory for reactor modelling and a description of the OSCAR-5 nodal diffusion solver MGRAC. OSCAR-5 Target Code: Monte Carlo Solvers Brief overview of the Monte Carlo codes Serpent and MCNP and a description of the OSCAR-5 interface to these codes. The OSCAR-5 Development Team Introduction to the OSCAR-5 development team at the Radiation and Reactor Theory Section at Necsa. OSCAR-5 Research Projects Overview of current OSCAR-5 related research projects at RR