# Mellivora alternatives and competitors (2026) The closest Mellivora alternatives are [SudoCyber](https://cybersectools.com/tools/sudocyber), [GemForge Labs](https://cybersectools.com/tools/gemforge-labs) and [MetaCTF Cloud Labs / Cloud Ranges](https://cybersectools.com/tools/metactf-cloud-labs-cloud-ranges). Picking a Mellivora alternative comes down to fit: Cyber Range Training coverage, your environment, your integrations and your budget. So each option below shows what it covers, how it deploys, its pricing model and the company behind it. 31 alternatives. Closest matches: SudoCyber, GemForge Labs, MetaCTF Cloud Labs / Cloud Ranges. ## The product [Mellivora](https://cybersectools.com/tools/mellivora) Mellivora Mellivora is a PHP-based CTF engine that provides comprehensive competition hosting capabilities with challenge management, team scoring, and administrative tools for cybersecurity competitions. Category: [Human Risk](https://cybersectools.com/categories/human-risk) · Pricing model: Free ## Mellivora alternatives and competitors Mellivora is a free [Cyber Range Training](https://cybersectools.com/categories/cyber-range) solution. The closest matches by shared tags and NIST CSF 2.0 coverage are [SudoCyber](https://cybersectools.com/tools/sudocyber), [GemForge Labs](https://cybersectools.com/tools/gemforge-labs), [MetaCTF Cloud Labs / Cloud Ranges](https://cybersectools.com/tools/metactf-cloud-labs-cloud-ranges), [OffSec Proving Grounds](https://cybersectools.com/tools/offsec-proving-grounds), and [IronCircle Cybersecurity Training Platform](https://cybersectools.com/tools/ironcircle-cybersecurity-training-platform). All 31 alternatives on this page are ranked the same way. Want a free option? See [free and open source human risk solutions](https://cybersectools.com/free), plus free picks in other categories. ## The closest Mellivora alternatives These 8 solutions overlap most with Mellivora. Each one says what the product does and, when the overlap is big enough, which capabilities it shares. ### 1. [SudoCyber](https://cybersectools.com/tools/sudocyber) Gamified cybersecurity training platform with hands-on labs and certifications [Cyber Range Training](https://cybersectools.com/categories/cyber-range) · Commercial Key features: 10 listed. See them on the [SudoCyber page](https://cybersectools.com/tools/sudocyber#features). [SudoCyber alternatives](https://cybersectools.com/alternatives/sudocyber) · [Mellivora vs SudoCyber](https://cybersectools.com/compare/mellivora-vs-sudocyber) ### 2. [GemForge Labs](https://cybersectools.com/tools/gemforge-labs) Subscription-based cybersecurity lab platform with hands-on hackable instances. [Cyber Range Training](https://cybersectools.com/categories/cyber-range) · Commercial Key features: 10 listed. See them on the [GemForge Labs page](https://cybersectools.com/tools/gemforge-labs#features). [GemForge Labs alternatives](https://cybersectools.com/alternatives/gemforge-labs) · [Mellivora vs GemForge Labs](https://cybersectools.com/compare/gemforge-labs-vs-mellivora) ### 3. [MetaCTF Cloud Labs / Cloud Ranges](https://cybersectools.com/tools/metactf-cloud-labs-cloud-ranges) Cloud-based, team-based hands-on cybersecurity training labs simulating real networks [Cyber Range Training](https://cybersectools.com/categories/cyber-range) · Commercial Key features: 7 listed. See them on the [MetaCTF Cloud Labs / Cloud Ranges page](https://cybersectools.com/tools/metactf-cloud-labs-cloud-ranges#features). [MetaCTF Cloud Labs / Cloud Ranges alternatives](https://cybersectools.com/alternatives/metactf-cloud-labs-cloud-ranges) · [Mellivora vs MetaCTF Cloud Labs / Cloud Ranges](https://cybersectools.com/compare/mellivora-vs-metactf-cloud-labs-cloud-ranges) ### 4. [OffSec Proving Grounds](https://cybersectools.com/tools/offsec-proving-grounds) Online lab platform offering hands-on penetration testing practice machines for OSCP prep [Cyber Range Training](https://cybersectools.com/categories/cyber-range) · Commercial Key features: 10 listed. See them on the [OffSec Proving Grounds page](https://cybersectools.com/tools/offsec-proving-grounds#features). [OffSec Proving Grounds alternatives](https://cybersectools.com/alternatives/offsec-proving-grounds) · [Mellivora vs OffSec Proving Grounds](https://cybersectools.com/compare/mellivora-vs-offsec-proving-grounds) ### 5. [IronCircle Cybersecurity Training Platform](https://cybersectools.com/tools/ironcircle-cybersecurity-training-platform) AI-powered browser-based cybersecurity training platform with labs and certs [Cyber Range Training](https://cybersectools.com/categories/cyber-range) · Commercial Key features: 10 listed. See them on the [IronCircle Cybersecurity Training Platform page](https://cybersectools.com/tools/ironcircle-cybersecurity-training-platform#features). [IronCircle Cybersecurity Training Platform alternatives](https://cybersectools.com/alternatives/ironcircle-cybersecurity-training-platform) · [Mellivora vs IronCircle Cybersecurity Training Platform](https://cybersectools.com/compare/ironcircle-cybersecurity-training-platform-vs-mellivora) ### 6. [TryHackMe Cyber Security Training](https://cybersectools.com/tools/tryhackme-cyber-security-training) Hands-on cybersecurity training platform with gamified labs and challenges [Cyber Range Training](https://cybersectools.com/categories/cyber-range) · Commercial Key features: 10 listed. See them on the [TryHackMe Cyber Security Training page](https://cybersectools.com/tools/tryhackme-cyber-security-training#features). [TryHackMe Cyber Security Training alternatives](https://cybersectools.com/alternatives/tryhackme-cyber-security-training) · [Mellivora vs TryHackMe Cyber Security Training](https://cybersectools.com/compare/mellivora-vs-tryhackme-cyber-security-training) ### 7. [PentesterLab PRO](https://cybersectools.com/tools/pentesterlab-pro) Online platform offering 700+ hands-on web security exercises and training [Cyber Range Training](https://cybersectools.com/categories/cyber-range) · Commercial Key features: 10 listed. See them on the [PentesterLab PRO page](https://cybersectools.com/tools/pentesterlab-pro#features). [PentesterLab PRO alternatives](https://cybersectools.com/alternatives/pentesterlab-pro) · [Mellivora vs PentesterLab PRO](https://cybersectools.com/compare/mellivora-vs-pentesterlab-pro) ### 8. [Cybexer Cyber Ranges for Finance and Banking](https://cybersectools.com/tools/cybexer-cyber-ranges-for-finance-and-banking) Cyber range platform for finance & banking sector security training [Cyber Range Training](https://cybersectools.com/categories/cyber-range) · Commercial Key features: 6 listed. See them on the [Cybexer Cyber Ranges for Finance and Banking page](https://cybersectools.com/tools/cybexer-cyber-ranges-for-finance-and-banking#features). [Cybexer Cyber Ranges for Finance and Banking alternatives](https://cybersectools.com/alternatives/cybexer-cyber-ranges-for-finance-and-banking) · [Mellivora vs Cybexer Cyber Ranges for Finance and Banking](https://cybersectools.com/compare/cybexer-cyber-ranges-for-finance-and-banking-vs-mellivora) ## All 31 products like Mellivora The 8 above, plus: - [Bastazo Agoge](https://cybersectools.com/tools/bastazo-agoge): OT cybersecurity training platform with hands-on simulations and digital twins (Commercial) - [ACI Learning Skill Labs](https://cybersectools.com/tools/aci-learning-skill-labs): Virtual hands-on IT & cybersecurity lab platform for academic programs. (Commercial) - [Hack The Box Cyber Workforce Dev](https://cybersectools.com/tools/hack-the-box-cyber-workforce-dev): Enterprise platform for cybersecurity workforce training via hands-on labs & CTFs. (Commercial) - [Haiku Forge](https://cybersectools.com/tools/haiku-forge): Platform for building custom game-based cybersecurity training scenarios. (Commercial) - [Stealien Cyber Drill System](https://cybersectools.com/tools/stealien-cyber-drill-system): Web-based cyber hacking defense training platform with CTF-style exercises. (Commercial) - [VIP Cyber Defense Training](https://cybersectools.com/tools/vip-cyber-defense-training): Cybersecurity training platform for IT pros covering labs, CTFs, and certs. (Commercial) - [CybergymIEC Cyber Arena](https://cybersectools.com/tools/cybergymiec-cyber-arena): Cyber defense training platforms & OT security solutions for critical infrastructure. (Commercial) - [Nexova Cyber Academy](https://cybersectools.com/tools/nexova-cyber-academy) (Commercial) - [Sanctum Security Parallax](https://cybersectools.com/tools/sanctum-security-parallax) (Commercial) - [SimSpace Cyber Range Platform](https://cybersectools.com/tools/simspace-cyber-range-platform): Cyber range platform for training, testing, and validating security controls. (Commercial) - [ORNA AI Crisis Simulation](https://cybersectools.com/tools/orna-ai-crisis-simulation): AI-driven tabletop exercise platform for cyber crisis simulation training (Commercial) - [Circadence Security Immersion Workshops](https://cybersectools.com/tools/circadence-security-immersion-workshops): Gamified cyber range workshops for security product demos and training (Commercial) - [Cyberbit Platform](https://cybersectools.com/tools/cyberbit-cyberbit-platform): Cybersecurity training and simulation platform for SOC teams (Commercial) - [FIFTH DOMAIN Integrated Cyber Operations Platform](https://cybersectools.com/tools/fifth-domain-integrated-cyber-operations-platform): Integrated platform for cyber operations talent mgmt, training & assessment (Commercial) - [RangeForce Cyber Readiness Platform](https://cybersectools.com/tools/rangeforce-cyber-readiness-platform): Cloud-based cyber range platform for team-based security training and drills (Commercial) - [CMD+CTRL Cyber Range](https://cybersectools.com/tools/cmdctrl-cyber-range): Hands-on cyber range platform for security skills training and assessment (Commercial) - [Red Canary Readiness Exercises](https://cybersectools.com/tools/red-canary-readiness-exercises): On-demand cybersecurity readiness exercises and tabletops for incident response (Commercial) - [SightGain Embedded Cyber Training Range](https://cybersectools.com/tools/sightgain-embedded-cyber-training-range): SOC analyst training platform using live-fire exercises in production systems (Commercial) - [LetsDefend SOC Analyst Skill Assessment](https://cybersectools.com/tools/letsdefend-soc-analyst-skill-assessment): SOC analyst skill assessment platform using real-world cyber incident challenges (Commercial) - [418 Intelligence DEF3NSE](https://cybersectools.com/tools/418-intelligence-def3nse): Gamified, live-data cyber skills training & crowdsourcing platform. (Commercial) - [Cloud Range](https://cybersectools.com/tools/cloud-range): Cloud-hosted cyber range platform for SOC & IR team live-fire simulation training. (Commercial) - [Cympire Cloud-Native Cyber Range](https://cybersectools.com/tools/cympire-cloud-native-cyber-range): Cloud-native, AI-powered cyber range platform for cybersecurity training. (Commercial) - [Immersive Cloud Security Training](https://cybersectools.com/tools/immersive-cloud-security-training): Hands-on cloud security training labs for AWS, Azure, and Sentinel teams. (Commercial) ## Alternatives to each of these [SudoCyber alternatives](https://cybersectools.com/alternatives/sudocyber) · [GemForge Labs alternatives](https://cybersectools.com/alternatives/gemforge-labs) · [MetaCTF Cloud Labs / Cloud Ranges alternatives](https://cybersectools.com/alternatives/metactf-cloud-labs-cloud-ranges) · [OffSec Proving Grounds alternatives](https://cybersectools.com/alternatives/offsec-proving-grounds) · [IronCircle Cybersecurity Training Platform alternatives](https://cybersectools.com/alternatives/ironcircle-cybersecurity-training-platform) · [TryHackMe Cyber Security Training alternatives](https://cybersectools.com/alternatives/tryhackme-cyber-security-training) · [PentesterLab PRO alternatives](https://cybersectools.com/alternatives/pentesterlab-pro) · [Cybexer Cyber Ranges for Finance and Banking alternatives](https://cybersectools.com/alternatives/cybexer-cyber-ranges-for-finance-and-banking) · [Bastazo Agoge alternatives](https://cybersectools.com/alternatives/bastazo-agoge) · [ACI Learning Skill Labs alternatives](https://cybersectools.com/alternatives/aci-learning-skill-labs) · [Hack The Box Cyber Workforce Dev alternatives](https://cybersectools.com/alternatives/hack-the-box-cyber-workforce-dev) · [Haiku Forge alternatives](https://cybersectools.com/alternatives/haiku-forge) ## Compare Mellivora with - [Mellivora vs SudoCyber](https://cybersectools.com/compare/mellivora-vs-sudocyber) - [Mellivora vs GemForge Labs](https://cybersectools.com/compare/gemforge-labs-vs-mellivora) - [Mellivora vs MetaCTF Cloud Labs / Cloud Ranges](https://cybersectools.com/compare/mellivora-vs-metactf-cloud-labs-cloud-ranges) - [Mellivora vs OffSec Proving Grounds](https://cybersectools.com/compare/mellivora-vs-offsec-proving-grounds) - [Mellivora vs IronCircle Cybersecurity Training Platform](https://cybersectools.com/compare/ironcircle-cybersecurity-training-platform-vs-mellivora) - [Mellivora vs TryHackMe Cyber Security Training](https://cybersectools.com/compare/mellivora-vs-tryhackme-cyber-security-training) - [Mellivora vs PentesterLab PRO](https://cybersectools.com/compare/mellivora-vs-pentesterlab-pro) - [Mellivora vs Cybexer Cyber Ranges for Finance and Banking](https://cybersectools.com/compare/cybexer-cyber-ranges-for-finance-and-banking-vs-mellivora) ## Mellivora Alternatives FAQ ### What are the closest alternatives to Mellivora? The closest matches to Mellivora by shared tags and NIST CSF 2.0 coverage are SudoCyber, GemForge Labs, MetaCTF Cloud Labs / Cloud Ranges, OffSec Proving Grounds, and IronCircle Cybersecurity Training Platform. All of them are Cyber Range Training products. ### How many alternatives to Mellivora are available? This page shows 31 alternatives to Mellivora, all in the Cyber Range Training category. Each one is matched on shared tags and NIST CSF 2.0 areas, and the closest matches rank first. ### Is Mellivora free or commercial? Mellivora is a free Cyber Range Training product. You can use it at no cost. Only commercial alternatives are listed here. Free and open source products are under /free. ### What type of solution is Mellivora? Mellivora is a Cyber Range Training product in the Human Risk category. You can compare it with the 31 other Cyber Range Training products on this page. --- Source: https://cybersectools.com/alternatives/mellivora For AI agents: every CybersecTools shortlist is listed at https://cybersectools.com/shortlists.md, and any product or compare page has a Markdown copy too (add .md to its URL). More on Mellivora and its alternatives: funding, momentum, hiring and news, plus the full product and company record, are available through the Mandos MCP Server (paid plans), which connects to AI assistants: https://mandos.io/mcp?utm_source=cybersectools.com&utm_medium=alternatives-md