GitHub CodeQL is a language and toolchain for analyzing code as data.
Alternatives to OpenCore
Boot-US is a boot manager for starting existing operating systems independently on x86 machines.
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rEFInd
rEFInd is a free boot manager forked from rEFIt.
Free planOpen sourceLinuxmacOSSelf-hostedWindows7.1Free plan - 5

Launchpad
Launchpad is a free collaboration platform for open-source projects and community contributors, with tools to build and publish software.
Free planWebAPILinuxSelf-hosted7.0Free plan - 6
EasyBCD
EasyBCD is a Windows bootloader editor and dual-boot configurator for managing boot entries and startup options.
Free planWindows6.5$39.99 one-time - 7

BootIt Bare Metal
BootIt Bare Metal manages disk partitions, operating-system booting, and partition or drive imaging on Windows and Linux systems.
LinuxWindows6.3$39.95 one-time - 8

SARDU MultiBoot Creator
SARDU MultiBoot Creator makes a bootable multiboot drive for computer maintenance from a catalog of more than 300 bootable ISO images, grouped into…
Free planWindowsLinux6.3Free plan - 9

BootIt UEFI
BootIt UEFI is paid software for managing partitions, booting multiple operating systems, and imaging drives on Windows and Linux systems.
LinuxWindows6.1$39.95 one-time - 10
Clover Bootloader
Clover Bootloader is a free bootloader for macOS, Windows, and Linux systems using UEFI or legacy boot modes.
Free planLinuxmacOSWindows6.1Free plan - 11
Super Grub2 Disk
Super Grub2 Disk is a free boot utility for operating systems that will not start through their usual means.
Free planLinuxmacOSWindows6.1Free plan - 12

Ventoy
Ventoy is a free, open-source utility for making drives bootable from image files.
Free planLinuxWindows6.1Free plan - 13

Easy2Boot
Easy2Boot creates a multiboot USB drive for starting operating system installers, live systems, and utilities.
Free planLinuxWindows6.0Free plan - 14
EasyUEFI
EasyUEFI is a Windows utility for managing UEFI boot options, Windows BCD boot options, and EFI System Partitions.
Windows6.0$44.95 one-time - 15
Plop Boot Manager
Plop Boot Manager is a free program for booting different operating systems from a hard disk, floppy, CD/DVD, USB device, or network.
Free planLinuxWindows6.0Free plan - 16
Visor Boot Manager
Visor Boot Manager is a minimal graphical UEFI boot manager for starting Linux EFI-stub kernels, Unified Kernel Images, and other EFI executables such as Windows.
Free planLinuxWindows6.0Free plan - 17
YUMI
YUMI creates a multiboot USB drive for starting operating systems, Windows installers, rescue disks, and utilities from a menu.
Free planLinuxWindows6.0Free plan - 18
QEFI Entry Manager
QEFI Entry Manager is a free, open-source Qt app for managing EFI boot entries and EFI system partitions on Linux and Windows.
Free planLinuxWindows5.9Free plan - 19
SYSLINUX
SYSLINUX is a free suite of bootloaders for Linux, with components for starting systems from different media.
Free planLinuxWindows5.9Free plan - 20
Boot-Repair
Boot-Repair is free Linux software for fixing common startup problems, including GRUB trouble and cases where Ubuntu or Windows will not boot after…
Free planLinux5.7Free plan - 21
Petitboot
Petitboot is a free bootloader implemented as userspace programs in a small Linux image.
Free planLinuxSelf-hosted5.7Free plan - 22
efibootmgr
efibootmgr is a free Linux command-line utility for modifying Intel EFI Boot Manager settings.
Free planLinux5.6Free plan - 23
systemd-boot
systemd-boot is a UEFI boot manager that starts configured EFI images and offers a menu for selecting boot entries.
LinuxmacOSWindows5.5 - 24
UEFI Boot Manager
UEFI Boot Manager is a free command-line utility for managing UEFI boot options on Linux and Windows.
LinuxWindows5.4 - 255.2
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go-boot
go-boot is a free, open-source bare-metal Go unikernel that provides a UEFI shell and operating-system loader for AMD64 platforms.
Self-hosted5.2 - 27
GNU GRUB
LinuxWindows4.6 - 28
Limine
Linux4.4
