emulator: testsw type: test source: "https://github.com/libretro/libretro-samples" profiled_date: "2026-03-18" core_version: "v1" display_name: "TestSW" cores: - testsw systems: [] notes: | Software rendering test core from libretro-samples. Validates the basic software framebuffer path (RETRO_HW_FRAME_BUFFER_VALID). Writes pixel data directly to the framebuffer without any hardware acceleration. No system files, BIOS, or firmware required. Not an emulator. files: []