tfp0

tfp0 (task for pid 0) is a kernel task port that grants full control over the iOS device's kernel. Access to this port is necessary for developing many types of exploits, including jailbreaks. Maintained by enty8080 on GitHub, where it has earned 14 stars from the community.

It's actively developed around cve, exploit, ios, and is a solid reference for anyone building with these tools.