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Alternatives to Ubuntu.com

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efail.de favicon

Understand email encryption vulnerabilities

42%

Learn about EFAIL, a resource explaining vulnerabilities in email encryption methods like OpenPGP and S/MIME, with details, research, and mitigation advice.

parrotsec.org favicon

Access 600+ cybersecurity tools in one OS

41%

Parrot Security offers a Linux-based operating system with 600+ tools for cybersecurity, digital forensics, and privacy protection.

qubes-os.org favicon

Compartmentalize your digital life for security

38%

Qubes OS is a free, open-source operating system that lets you safely compartmentalize your digital life for enhanced privacy and security on your PC.

nvd.nist.gov favicon

Search and track software vulnerabilities easily

38%

Find details on software vulnerabilities and security risks with the National Vulnerability Database, a trusted source for cybersecurity threat information.

zeteky.com favicon

Real-time safety tools for rapid incident response

38%

Zeteky offers safety and security apps for organizations, providing real-time reporting and tools for emergency communication and critical decision-making.

ossec.net favicon

Customize your intrusion detection for free

38%

OSSEC offers a free, open source host intrusion detection system with customizable security rules, machine learning, and multi-platform support.

securedbydesign.com favicon

Get police-approved building security guidance

35%

Secured by Design offers police-backed guidance, resources, and certification to help improve building security and create safer environments for all.

criticalinfrastructuredefense.org favicon

Protect critical infrastructure with Zero Trust security

33%

Offers free Zero Trust cybersecurity services to help protect US critical infrastructure like hospitals and utilities from cyber threats.

rambus.com favicon

Protect data with advanced security IP solutions

32%

Rambus offers advanced security IP solutions to help protect data across chips, devices, and the cloud in connected systems and infrastructure.

whynopadlock.com favicon

Find SSL and padlock issues on your website

31%

Check your website for SSL padlock issues and security problems to help ensure safe browsing for your visitors.

unitedrisk.eu favicon

Manage city security and infrastructure risks

31%

United Risk Management offers security and safety solutions for urban projects and city infrastructure management in Europe.

attestation.app favicon

Remotely verify Android device security

30%

Monitor and verify the security of your Android devices with a hardware-based attestation service using the Auditor app for remote device integrity checks.

crxcavator.io favicon

Scan Chrome extensions for security risks

30%

crxcavator scans Chrome extensions for security risks, helping you check extensions for privacy and safety before you install them.

howsecureismypassword.net favicon

See how fast your password can be cracked

30%

Test how strong your password is and see how quickly it could be cracked by a computer. Instantly check password security in your browser for peace of mind.

canarytokens.com favicon

Get instant alerts if your network is breached

30%

Canarytokens lets you set digital traps that alert you if attackers breach your network, helping you spot threats early. Free and easy to use.

android-exploits.org favicon

See your Android device’s security score instantly

30%

Check your Android device’s security score and protection level with easy tools, rankings, and a global database to help keep your device safe.

osv.dev favicon

Check open source vulnerabilities with ease

30%

Find and track vulnerabilities in open source software with a distributed database that helps you keep your projects and dependencies secure.

wp-fail2ban.com favicon

Block attacks and spam on your WordPress site

30%

WP fail2ban adds extra security to your WordPress site by blocking brute-force attacks, spam, and other threats with an easy-to-use plugin.

dnssec-debugger.verisignlabs.com favicon

Diagnose DNSSEC issues in seconds

30%

DNSSEC Debugger helps you diagnose and troubleshoot DNSSEC-signed domains and zones, making DNS security checks quick and easy online.

freakattack.com favicon

Test if you’re vulnerable to the FREAK attack

30%

Track the FREAK SSL/TLS vulnerability and test if your connection is secure. Learn about the impact and find resources to protect your data online.

firewalld.org favicon

Easily manage firewall zones and rules on Linux

30%

Firewalld lets you easily manage your Linux firewall, control network zones, and adjust security settings for different connections in real time.

mywot.com favicon

Check website safety before you browse

29%

Check if websites are safe before you visit. WOT helps you avoid phishing, scams, and malware with free browser security for Chrome, Firefox, and more.

clario.co favicon

Detect and remove spyware from your phone

29%

Clario offers an easy-to-use anti-spyware app for mobile devices, helping you detect, remove, and protect your phone from spyware and unwanted tracking.

hybrid-analysis.com favicon

Analyze files for malware threats instantly

29%

Submit suspicious files or URLs for free automated malware analysis and get detailed threat reports powered by Falcon Sandbox and Hybrid Analysis tools.

lumturio.com favicon

Monitor Drupal and WordPress security in real time

29%

Get instant alerts for security issues and updates on Drupal and WordPress sites with Lumturio's real-time monitoring platform.

security.snyk.io favicon

Find and fix software vulnerabilities fast

29%

Explore a comprehensive database of security vulnerabilities with details and guidance to help you identify, understand, and fix security issues in your software.

yara.readthedocs.io favicon

Learn to detect malware with custom YARA rules

29%

Explore YARA's official documentation to learn how to identify and classify malware using pattern-based rules. Includes guides, modules, and API info.

htbridge.com favicon

Expert security audits and penetration testing

29%

Swiss provider offering security auditing, penetration testing, and code review to help businesses strengthen IT security and meet compliance needs.

opentip.kaspersky.com favicon

Check files and links for threats instantly

29%

Scan files, links, IPs, and domains for viruses and threats using Kaspersky’s online platform. Get instant threat intelligence and malware detection.

santa.dev favicon

Control and monitor what apps run on your Mac

29%

Santa is a binary authorization and monitoring system for macOS, offering documentation and resources for secure app management and monitoring.

Worldwide Ubuntu.com Alternatives

basealt.ru favicon

ОС с российской сертификацией и защитой данных

41%

Российская операционная система с встроенной защитой для госорганов, бизнеса и частных лиц. Виртуализация, сертификация ФСТЭК, поддержка и обновления.

sektioneins.de favicon

Get expert security audits for web and IoT apps

30%

SektionEins offers security audits and training for web and IoT applications, helping businesses find and fix vulnerabilities. (German language site)

wordlists.assetnote.io favicon

Access fresh wordlists for security testing

30%

Find updated, high-quality wordlists for security testing, content discovery, and subdomain enumeration across popular internet technologies.

beefproject.com favicon

Test browser security with advanced tools

29%

BeEF is a browser-focused penetration testing tool that helps security professionals assess and exploit vulnerabilities in web browsers.

dkimvalidator.com favicon

Check email DKIM, SPF, and spam score instantly

29%

Test your email's DKIM, SPF, and SpamAssassin settings instantly by sending an email to this tool. Check your email's authenticity and security in seconds.

safebrowsing.google.com favicon

Get real-time warnings about unsafe sites

28%

Google Safe Browsing warns you about dangerous sites and downloads, helping protect your devices and data while you browse the web.

cwe.mitre.org favicon

Browse a global list of software and hardware weaknesses

28%

Explore a comprehensive, community-driven list of software and hardware weaknesses to help identify security risks and improve system safety.

gridinsoft.com favicon

Remove malware and protect your privacy easily

28%

Protect your Windows PCs and Android devices with antivirus tools, malware removal, and cybersecurity APIs to guard against viruses, spyware, and ransomware.

safer-networking.org favicon

Guard your privacy from malware and tracking

28%

Spybot protects your devices from malware, tracks unwanted software, and helps keep your digital identity private with advanced security tools.

csper.io favicon

Create and monitor Content Security Policies easily

28%

Csper helps you build, deploy, and monitor Content Security Policies to protect your website and easily manage browser security reports.

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