Cartridge Conversion

Which modern cartridges are commonly and safely converted from Mauser 98 actions (e.g., .308, 6.5 Creedmoor, .30-06 variants)?

Vintage have been and continue to be rebarreled and re-chambered into a variety of modern sporting cartridges, with common, safe choices being those within or close to the original 57–63 mm case-lengt...