SystemRescue is described as 'Linux system rescue toolkit available as a bootable medium for administrating or repairing your system and data after a crash' and is a popular File Recovery tool in the os & utilities category. There are more than 25 alternatives to SystemRescue for a variety of platforms, including Linux, Windows, Mac, Android and Self-Hosted apps. The best SystemRescue alternative is Rescuezilla, which is both free and Open Source. Other great apps like SystemRescue are Hiren’s BootCD, MediCat USB, Hiren’s BootCD PE and Parted Magic.
Free and straightforward disk cloning and imaging software that boots from a USB, supporting Windows, Mac, and Linux systems. Interoperable with Clonezilla and can recover and extract files. Includes partition editing, undeleting, and NTFS recovery. No installation needed.
A free bootable CD that contains a multitude of tools for analyzing, recovering, and fixing your computer even if its operating system does not start.
A highly-customizable multiboot USB stick for modern PC Repair. Supports both Legacy BIOS and UEFI. Based on Ventoy.
Hiren’s BootCD PE (Preinstallation Environment) is a restored edition of Hiren’s BootCD based on Windows 10 PE x64. PE version is being developed by Hiren’s BootCD fans. it supports UEFI booting and requires minimum 2 GB RAM.
Bootable operating system with GParted and Parted, offers powerful partition management, disk cloning, secure erasure, data rescue, benchmarking, password reset, extensive filesystem support, and advanced tools for storage, compatible with low-end hardware.
This utility disc is designed to quickly and efficiently aid a technician with troubleshooting and repairing Windows based PCs.
Live/Bootable CD with network support containing tools for file and system recovery, virus scans and more.
Ikki Boot is a Live DVD/USB multiboot which aims troubleshooting, disk partitioning, rescue, backup and restore data.
ALT Linux is a set of RPM-based, APT-managed operating systems built on top of the Linux kernel and Sisyphus package repository branches. ALT Linux Rescue is, well, the disaster recovery tool.
Rescatux is a GNU/Linux rescue cd (and eventually also Windows) but it is not like other rescue disks. Rescatux comes with Rescapp. Rescapp is a nice wizard that will guide you through your rescue tasks.
Bootable CD with useful tools for analyzing, recovering and fixing your computer even if the primary operating system can not be booted.
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Please note that some applications are not free. For example, I was unable to use some features of Lazesoft Data Recovery. Hiren's BootCD was therefore useless to me.