Unblob looks cool! If you're interested in something similar that can put things back together after you've modified them, check out OFRAK: https://github.com

Unblob looks cool! If you're interested in something similar that can put things back together after you've modified them, check out OFRAK: https://github.com/redballoonsecurity/ofrak https://github.com/redballoonsecurity/ofrak It's designed with embedded systems in mind, but has support for all kinds of other stuff, too. It also has some very advanced binary patching capabilities. I work on it as part of my day job.