# CTFd alternatives and competitors (2026) The closest CTFd 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 CTFd 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. Closest 48 alternatives shown. Closest matches: SudoCyber, GemForge Labs, MetaCTF Cloud Labs / Cloud Ranges. ## The product [CTFd](https://cybersectools.com/tools/ctfd) CTFd is a web-based framework for creating and managing Capture The Flag cybersecurity competitions with customizable challenges, scoring systems, and team management capabilities. Category: [Human Risk](https://cybersectools.com/categories/human-risk) · Pricing model: Free ## CTFd alternatives and competitors CTFd 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 48 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 CTFd alternatives These 8 solutions overlap most with CTFd. 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) · [CTFd vs SudoCyber](https://cybersectools.com/compare/ctfd-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) · [CTFd vs GemForge Labs](https://cybersectools.com/compare/ctfd-vs-gemforge-labs) ### 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) · [CTFd vs MetaCTF Cloud Labs / Cloud Ranges](https://cybersectools.com/compare/ctfd-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) · [CTFd vs OffSec Proving Grounds](https://cybersectools.com/compare/ctfd-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) · [CTFd vs IronCircle Cybersecurity Training Platform](https://cybersectools.com/compare/ctfd-vs-ironcircle-cybersecurity-training-platform) ### 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) · [CTFd vs TryHackMe Cyber Security Training](https://cybersectools.com/compare/ctfd-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) · [CTFd vs PentesterLab PRO](https://cybersectools.com/compare/ctfd-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) · [CTFd vs Cybexer Cyber Ranges for Finance and Banking](https://cybersectools.com/compare/ctfd-vs-cybexer-cyber-ranges-for-finance-and-banking) ## The closest 48 products like CTFd 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) - [Hack The Box Business](https://cybersectools.com/tools/hack-the-box-business): Enterprise platform for cybersecurity team training, labs, and skill gap assessment. (Commercial) - [Hack The Box for Red Teams](https://cybersectools.com/tools/hack-the-box-for-red-teams): Hands-on red team training platform with labs, cyber ranges, and CTF assessments. (Commercial) - [Hack The Box CTF Platform](https://cybersectools.com/tools/hack-the-box-ctf-platform): Gamified CTF platform for hosting cybersecurity team assessments and training. (Commercial) - [Hack The Box Hacking Labs](https://cybersectools.com/tools/hack-the-box-hacking-labs): Virtual hacking labs platform with 1,720+ hands-on cybersecurity challenges. (Commercial) - [Hack The Box for Blue Teams](https://cybersectools.com/tools/hack-the-box-for-blue-teams): Hands-on blue team training platform for SOC, DFIR, and threat intel roles. (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) - [SimSpace Cyber Range](https://cybersectools.com/tools/simspace-cyber-range): Cyber range platform for training, testing, and validating security readiness (Commercial) - [SimSpace Attack Catalog](https://cybersectools.com/tools/simspace-attack-catalog): Catalog of simulated attack scenarios for cyber defense training and validation (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) - [Cyberbit Operational Cyber Readiness Platform](https://cybersectools.com/tools/cyberbit-operational-cyber-readiness-platform): Platform for operational cyber readiness training and exercises (Commercial) - [Cyberbit Cyber Range](https://cybersectools.com/tools/cyberbit-cyber-range): Cyber range platform for hands-on cybersecurity training and simulation (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) - [CybExer Cyber Range Technology](https://cybersectools.com/tools/cybexer-cyber-range-technology): NATO-awarded cyber range platform for training, testing, and validation (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) - [LetsDefend for Business](https://cybersectools.com/tools/letsdefend-for-business): Hands-on SOC training platform for blue team skill development (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) - [Hack The Box Enterprise Platform](https://cybersectools.com/tools/hack-the-box-enterprise-platform): Enterprise cyber resilience platform with hands-on labs mapped to MITRE & NIST. (Commercial) - [Hack The Box Cyber Readiness Platform](https://cybersectools.com/tools/hack-the-box-cyber-readiness-platform): Platform for validating security team readiness via threat emulation & purple-team ranges. (Commercial) - [Hack The Box for Purple Teams](https://cybersectools.com/tools/hack-the-box-for-purple-teams): Cyber range platform for purple team training, APT emulation & detection. (Commercial) - [Haiku Online](https://cybersectools.com/tools/haiku-online): Game-based cybersecurity training platform with simulated Linux environment. (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) - [Immersive Cyber Ranges](https://cybersectools.com/tools/immersive-cyber-ranges): Cyber range platform for simulating real-world attacks in risk-free environments. (Commercial) - [Immersive One](https://cybersectools.com/tools/immersive-one): Cyber readiness platform for drills, simulations, training, and reporting. (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) · [Hack The Box Business alternatives](https://cybersectools.com/alternatives/hack-the-box-business) ## Compare CTFd with - [CTFd vs SudoCyber](https://cybersectools.com/compare/ctfd-vs-sudocyber) - [CTFd vs GemForge Labs](https://cybersectools.com/compare/ctfd-vs-gemforge-labs) - [CTFd vs MetaCTF Cloud Labs / Cloud Ranges](https://cybersectools.com/compare/ctfd-vs-metactf-cloud-labs-cloud-ranges) - [CTFd vs OffSec Proving Grounds](https://cybersectools.com/compare/ctfd-vs-offsec-proving-grounds) - [CTFd vs IronCircle Cybersecurity Training Platform](https://cybersectools.com/compare/ctfd-vs-ironcircle-cybersecurity-training-platform) - [CTFd vs TryHackMe Cyber Security Training](https://cybersectools.com/compare/ctfd-vs-tryhackme-cyber-security-training) - [CTFd vs PentesterLab PRO](https://cybersectools.com/compare/ctfd-vs-pentesterlab-pro) - [CTFd vs Cybexer Cyber Ranges for Finance and Banking](https://cybersectools.com/compare/ctfd-vs-cybexer-cyber-ranges-for-finance-and-banking) ## CTFd Alternatives FAQ ### What are the closest alternatives to CTFd? The closest matches to CTFd 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 CTFd are available? This page shows 48 alternatives to CTFd, 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 CTFd free or commercial? CTFd 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 CTFd? CTFd is a Cyber Range Training product in the Human Risk category. You can compare it with the 48 other Cyber Range Training products on this page. --- Source: https://cybersectools.com/alternatives/ctfd 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 CTFd 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