
Top picks: Cyber Resilience for Embedded Systems, Scylos ZeroCore / Switchboard, Sandboxie Plus — plus 45 more compared.
Endpoint SecuritySubgraph Citadel / Subgraph OS is a free Endpoint Protection Platform tool developed by Subgraph. Security professionals most commonly compare it with . All 48 alternatives are matched by shared capabilities, tags, and NIST CSF 2.0 coverage.
A closer look at the 8 most relevant alternatives and competitors to Subgraph Citadel / Subgraph OS, including their key features and shared capabilities.
Embedded system security solutions for Linux-based mission-critical systems
Shares 4 capabilities with Subgraph Citadel / Subgraph OS: Security Hardening, Linux, Virtualization, Secure Boot
Ephemeral, stateless endpoint container substrate for edge compute via cloud mgmt.
Shares 3 capabilities with Subgraph Citadel / Subgraph OS: Virtualization, Workload Security, Isolation
Open-source sandbox isolation software for running untrusted apps on Windows.
Shares 3 capabilities with Subgraph Citadel / Subgraph OS: Virtualization, Open Source, Isolation
Firejail is a Linux sandbox program that isolates untrusted applications using kernel namespaces, seccomp-bpf, and capabilities to reduce security breach risks.
Shares 3 capabilities with Subgraph Citadel / Subgraph OS: Security Hardening, Linux, Isolation
Secure kiosk for sanitizing USB & uploaded files using CDR technology
Device trust mgmt platform using OpenTitan secure silicon for IoT/edge/DC
Secure bootloader for EFI Secure Boot with digital signature verification
Linux system hardening suite with mandatory access control and anti-tamper
Embedded system security solutions for Linux-based mission-critical systems
Ephemeral, stateless endpoint container substrate for edge compute via cloud mgmt.
Open-source sandbox isolation software for running untrusted apps on Windows.
Firejail is a Linux sandbox program that isolates untrusted applications using kernel namespaces, seccomp-bpf, and capabilities to reduce security breach risks.
Secure kiosk for sanitizing USB & uploaded files using CDR technology
Device trust mgmt platform using OpenTitan secure silicon for IoT/edge/DC
Secure bootloader for EFI Secure Boot with digital signature verification
Linux system hardening suite with mandatory access control and anti-tamper
System hardening solution for embedded Linux devices
Boot-time authentication solution for Linux systems using measured boot
Linux system hardening platform with MAC, encryption, and runtime protection
Runtime integrity solution for OS, hardware, and software via CIS partnership.
A cross-platform security application that functions as a laptop kill cord, automatically locking or shutting down your computer when physically separated from you via a USB connection.
Linux security platform for federal/national security environments
Automated patch management for Windows, macOS, Linux, and applications
Server security solution protecting file servers, SharePoint, and Linux systems
Endpoint protection for workstations with layered defense against malware
Real-time virtualization tech that contains unknown executables in containers
Energy-efficient thin client devices for centralized VDI computing
Automated device hardening and configuration management platform
Cloud-native patch management for Windows, macOS, and Linux endpoints
Cloud-based patch management for Windows, macOS, and Linux endpoints
Cloud-based endpoint mgmt platform for patching, config, & software deployment
Autonomous workload protection platform with patchless vulnerability mitigation
Web hosting security platform for threat detection, removal, and protection
Server-level malware detection and remediation for Linux servers and VPS
Behavior-based AI malware detection for Linux servers and containers
Server-based malware detection and removal platform for web hosting
AI-powered Linux system protection with auto-remediation and compliance
Automates endpoint hardening & compliance with CIS & regulatory benchmarks
Embedded systems security for IoT devices and operating systems
Antivirus software for malware detection and removal on Windows, Mac, and Linux
Centralized AV/antimalware XDR platform for server & cloud workloads.
AI-powered real-time malware detection and removal for Linux servers.
Zero Trust endpoint & server breach prevention via app isolation/containment.
Hardware-separated dual-workspace laptop for protecting sensitive org data.
macOS EPP platform using Santa for binary allowlisting & endpoint control.
The Condom for your PC - shielding Endpoints from remote code execution and attacks
Endpoint app control & memory protection to prevent malware execution on Windows.
Multi-layered EPP/EDR for desktop & mobile with Anti-AI threat defense.
Endpoint protection platform using zero trust architecture and containment
Free host security agent for Windows/Linux with malware, IDS/IPS, FIM & vuln scanning.
ClamAV is an open-source antivirus engine that detects trojans, viruses, malware, and other malicious threats.
A collection of utilities for working with USB devices on Linux
An anti-forensic Linux Kernel Module kill-switch for USB ports.
A daemon for blocking USB keystroke injection devices on Linux systems
A repository containing scripts and configuration files to help administrators implement Microsoft AppLocker for application whitelisting based on NSA security guidelines.
A command-line tool that secures shell command history by clearing sensitive commands, displaying command summaries, and providing stash functionality for presentations across multiple shell environments.
Common questions security professionals ask when evaluating alternatives and competitors to Subgraph Citadel / Subgraph OS.
The most popular alternatives to Subgraph Citadel / Subgraph OS include Cyber Resilience for Embedded Systems, Scylos ZeroCore / Switchboard, Sandboxie Plus, Firejail, and odix TrueCDR™ Kiosk. These Endpoint Protection Platform tools offer similar capabilities and are frequently compared by security professionals evaluating their options.
There are 48 alternatives to Subgraph Citadel / Subgraph OS listed on CybersecTools, all within the Endpoint Protection Platform category. Each alternative is matched based on shared capabilities, tags, and NIST CSF coverage areas.
Subgraph Citadel / Subgraph OS is a free Endpoint Protection Platform tool. You can use it at no cost. Both free and commercial alternatives are available for comparison.
Subgraph Citadel / Subgraph OS is a Endpoint Protection Platform tool within the broader Endpoint Security category. It is used by security professionals for endpoint protection platform capabilities and can be compared against 48 similar tools.