If it fits on a disk, HxD can open it - fast search and replace functions, too.
Really big data: HxD's current version handles large data sets. In the right hands, it's a powerful utility that can inspect, compare, and verify files, disks, disk images, memory, and log files patch errors, and repair disk structures. HxD is a freeware hex editor, a tool that can open and edit computer code.
