1337

These are pure CLI builds of checkra1n with no embedded ramdisk or overlay. They will not jailbreak your device.

Their purpose is to allow booting PongoOS and/or a custom ramdisk on any iOS version. Requires PongoOS 2.6.0 or later ("iOS15" branch).

0.1337.3

Fix iBoot patches for 18.1 beta 4
PongoOS: KPF support for up to 18.1 beta 4


                    https://assets.checkra.in/downloads/preview/0.1337.3/checkra1n-linux-arm64
https://assets.checkra.in/downloads/preview/0.1337.3/checkra1n-linux-armel
https://assets.checkra.in/downloads/preview/0.1337.3/checkra1n-linux-x86
https://assets.checkra.in/downloads/preview/0.1337.3/checkra1n-linux-x86_64
https://assets.checkra.in/downloads/preview/0.1337.3/checkra1n-macos

0.1337.2

Fix iBoot patches for iPadOS 17.0 beta
Fix ATV4k breakout board support code causing high CPU usage
PongoOS: Force-enable developer mode
PongoOS: Fix mach port patches that prevented tfp0 from working
PongoOS: KPF support for up to 16.4.1 (16.5 and 16.6 unknown as of yet, 17.0 not supported)
PongoOS: Refactor DeviceTree support, "dt" command is now a lot more featureful


                    https://assets.checkra.in/downloads/preview/0.1337.2/checkra1n-linux-arm64
https://assets.checkra.in/downloads/preview/0.1337.2/checkra1n-linux-armel
https://assets.checkra.in/downloads/preview/0.1337.2/checkra1n-linux-x86
https://assets.checkra.in/downloads/preview/0.1337.2/checkra1n-linux-x86_64
https://assets.checkra.in/downloads/preview/0.1337.2/checkra1n-macos

Note: the linux builds were updated on 14. May 2024.
The old builds erroneously used dynamic linking, which limited them to systems that use glibc. The new builds use static linking like previous releases did. The old builds can still be accessed at:

https://assets.checkra.in/downloads/preview/0.1337.2/old/...

0.1337.1

Remove MobileDevice.framework dependency for CLI builds
Enable auto-DFU feature for advanced ATV4k breakout board
Fix iBoot patches for iOS 9
Fix some error logging args not being evaluated
Defend against unsuitable binaries to -k and -K flags
PongoOS: Fix Pongo USB stack crashing on iOS 7
PongoOS: Fix kpf_flags/checkra1n_flags being swapped
PongoOS: Fix iBoot APCIe/NVMe timeout on A9/A9X
PongoOS: Fix KPF for iOS 16.1/16.2
PongoOS: Fix syscall reentrancy (used to break errno on context switch)
PongoOS: Fix Linux booting


                    https://assets.checkra.in/downloads/preview/0.1337.1/checkra1n-linux-arm64
https://assets.checkra.in/downloads/preview/0.1337.1/checkra1n-linux-armel
https://assets.checkra.in/downloads/preview/0.1337.1/checkra1n-linux-x86
https://assets.checkra.in/downloads/preview/0.1337.1/checkra1n-linux-x86_64
https://assets.checkra.in/downloads/preview/0.1337.1/checkra1n-macos

0.1337.0

Fix iBoot patches for iOS 15 and 16
Fix A7 on Linux hosts
Fix M1 USB-C requiring replug
Add -r, -o and -K flags for custom ramdisk, overlay and KPF
Add -P flag to enter Pongo shell with default initialisation
Refactor PongoOS to live in SRAM
Refactor download mode to use ROM USB stack
Keep ROM accessible indefinitely
Keep fuse array unlocked beyond ROM
PongoOS: "fuse" driver / command


                    https://assets.checkra.in/downloads/preview/0.1337.0/checkra1n-linux-arm64
https://assets.checkra.in/downloads/preview/0.1337.0/checkra1n-linux-armel
https://assets.checkra.in/downloads/preview/0.1337.0/checkra1n-linux-x86
https://assets.checkra.in/downloads/preview/0.1337.0/checkra1n-linux-x86_64
https://assets.checkra.in/downloads/preview/0.1337.0/checkra1n-macos