Sites like F5

01 · Entity

About F5

F5 f5.com

Hybrid Multicloud App Security & Delivery for the AI Era | F5

Unified delivery & security for applications, APIs, & AI workloads across any infrastructure, trusted by 85% of the Fortune 500. Secure your digital ecosystem.

Wikidata: Multi-cloud cybersecurity and application delivery company

Top 100 · #98 English 16 technologies Crawled Nov 6, 2026

Visit F5

Summary by Claude

F5 sells application delivery and security products, including load balancing, web application firewalls, API security, bot and fraud protection, and security for AI workloads, deployable on-premises, in the cloud or as SaaS.

Who it’s for

Large enterprises and IT/security teams

Business model

Hardware, software licenses and subscriptions

• application delivery and security
• load balancer
• application delivery controller
• web application firewall
• API security
• bot protection
• DDoS mitigation
• NGINX
• AI application security

02 · Embedding space

Competitor map

Each alternative by how close its vector is to F5’s (x) and how much traffic it gets, how much of the stack it shares, or where it sits in the embedding space itself (y). Lines split each axis at the median. Hover for the numbers, click to jump to it in the list.

1. 01
   Fortinet fortinet.com Top 10K

   network security corporation

   • Adobe
   • Apple Business
   • Atlassian
   • DocuSign
   • Google Search Console
   • OpenAI

   0 say Fortinet is a good alternative to F5 0 say Fortinet isn’t a real alternative to F5

   Comment
   Close cos 0.890
2. 02
   Cloudflare cloudflare.com Top 100 English

   Cloudflare: Build for the agent era

   Welcome to Cloudflare - Powering the next generation of applications

   • Apple Business
   • Atlassian
   • Google Search Console
   • Microsoft 365
   • OneTrust
   • Salesforce

   0 say Cloudflare is a good alternative to F5 0 say Cloudflare isn’t a real alternative to F5

   Comment
   Close cos 0.890
3. 03
   Island island.io Top 10K English

   Island | The Enterprise Agentic Control Plane | AI, Network, Data Protection

   Govern human and AI workflows with Island’s Enterprise Agentic Control Plane. Streamline ZTNA, enforce browser DLP, and optimize digital experiences.

   • Atlassian
   • DocuSign
   • Google Search Console
   • OneTrust
   • OpenAI
   • Salesforce

   0 say Island is a good alternative to F5 0 say Island isn’t a real alternative to F5

   Comment
   Close cos 0.884
4. 04
   Check Point checkpoint.com Top 1K English

   Check Point Software: Leader in Cyber Security Solutions

   Check Point Software Technologies Ltd. is a leading provider of cyber security solutions to corporate enterprises and governments globally.

   • Apple Business
   • Atlassian
   • DocuSign
   • Dropbox
   • Google Search Console
   • Microsoft 365

   0 say Check Point is a good alternative to F5 0 say Check Point isn’t a real alternative to F5

   Comment
   Close cos 0.884
5. 05
   Akamai Technologies akamai.com Top 10K

   American content delivery network, cybersecurity, and cloud service company

   • Adobe
   • Apple Business
   • Atlassian
   • DocuSign
   • Google Search Console
   • Microsoft 365

   0 say Akamai Technologies is a good alternative to F5 0 say Akamai Technologies isn’t a real alternative to F5

   Comment
   Close cos 0.881
6. 06
   CrowdStrike crowdstrike.com Top 10K

   American cybersecurity technology company

   • Adobe
   • Apple Business
   • Atlassian
   • DocuSign
   • Dropbox
   • Google Search Console

   0 say CrowdStrike is a good alternative to F5 0 say CrowdStrike isn’t a real alternative to F5

   Comment
   Close cos 0.880
7. 07
   You.com you.com English

   You.com | Search and inference for AI

   The core AI infrastructure you need to maximize accuracy while reducing latency and costs.

   • Apple Business
   • Google Search Console
   • Microsoft 365
   • Next.js
   • OpenAI
   • React

   0 say You.com is a good alternative to F5 0 say You.com isn’t a real alternative to F5

   Comment
   Close cos 0.879
8. 08
   Menlo Security menlosecurity.com Top 10K English

   Browser Security for Humans and Agents | Menlo Security

   Secure your agentic enterprise with the Menlo Browser Security Platform. Get zero-day threat prevention, secure access, and data security in one unified platform.

   • Apple Business
   • Atlassian
   • DocuSign
   • Google Search Console
   • Salesforce
   • Amazon SES

   0 say Menlo Security is a good alternative to F5 0 say Menlo Security isn’t a real alternative to F5

   Comment
   Close cos 0.877
9. 09
   Palo Alto Networks paloaltonetworks.com Top 1K English

   Leader in Cybersecurity Protection & Software for the Modern Enterprises - Palo Alto Networks

   Implement Zero Trust, Secure your Network, Cloud workloads, Hybrid Workforce, Leverage Threat Intelligence & Security Consulting. Cybersecurity Services & Education for CISO’s, Head of Infrastructure, Network Security Engineers, Cloud Architects & SOC Managers

   • Adobe
   • Atlassian
   • DocuSign
   • Google Search Console
   • Microsoft 365
   • OneTrust

   0 say Palo Alto Networks is a good alternative to F5 0 say Palo Alto Networks isn’t a real alternative to F5

   Comment
   Close cos 0.876
10. 10
    Fastly fastly.com English

    Powering the best of the internet | Fastly

    Fastly's edge cloud platform delivers faster, safer, and more scalable sites and apps to customers. Elevate your edge CDN, video delivery, security, and more.

    • Atlassian
    • DocuSign
    • Dropbox
    • Google Search Console
    • Microsoft 365
    • OneTrust

    0 say Fastly is a good alternative to F5 0 say Fastly isn’t a real alternative to F5

    Comment
    Close cos 0.874
11. 11
    nginx nginx.org Top 100

    nginx

    open source web server and a reverse proxy server

    • Google Search Console
    • nginx

    0 say nginx is a good alternative to F5 0 say nginx isn’t a real alternative to F5

    Comment
    Close cos 0.874
12. 12
    WatchGuard watchguard.com Top 10K English

    WatchGuard | Comprehensive Cybersecurity Solutions

    Award-winning solutions that are easy to deploy and manage, making enterprise-grade security accessible to any organization regardless of size or expertise.

    • Apple Business
    • Atlassian
    • Microsoft 365
    • OneTrust
    • Cloudflare
    • Drupal

    0 say WatchGuard is a good alternative to F5 0 say WatchGuard isn’t a real alternative to F5

    Comment
    Close cos 0.873
13. 13
    SFR sfr.fr Top 10K French

    SFR | Internet Fibre et ADSL, Forfaits 5G, Téléphone, TV

    Découvrez les offres Internet et mobile sur SFR.FR : Box fibre et Très Haut Débit, forfaits mobiles, smartphones, box 5G, bouquets TV, et maison sécurisée.

    • Google Search Console

    0 say SFR is a good alternative to F5 0 say SFR isn’t a real alternative to F5

    Comment
    Close cos 0.876
14. 14
    IBM ibm.com Top 1K English

    IBM

    For more than a century, IBM has been a global technology innovator, leading advances in AI, automation and hybrid cloud solutions that help businesses grow.

    • Adobe
    • Apple Business
    • Atlassian
    • Google Search Console
    • Microsoft 365
    • OneTrust

    0 say IBM is a good alternative to F5 0 say IBM isn’t a real alternative to F5

    Comment
    Close cos 0.872
15. 15
    Citrix citrix.com Top 10K English

    Explore the Enhanced Citrix Platform: Secure, Scalable, and High-Performing IT Solutions - Citrix

    Discover the new Citrix platform, revolutionizing application delivery with enhanced security, Zero Trust frameworks, and unmatched performance. Dive into industry-specific solutions for healthcare, financial services, and government. Uncover new use cases with Citrix and NetScaler, from centralized app management to mission-critical application delivery.

    • Adobe
    • Apple Business
    • Atlassian
    • Google Search Console
    • Microsoft 365
    • OneTrust

    0 say Citrix is a good alternative to F5 0 say Citrix isn’t a real alternative to F5

    Comment
    Close cos 0.871
16. 16
    Trend Micro trendmicro.com Top 1K English

    Global Enterprise AI Cybersecurity Platform | Trend Micro

    Enterprise AI cybersecurity platform with layered protection, cyber risk exposure management and SecOps—62 global offices, the United States HQ office is in Texas.

    • Adobe
    • Apple Business
    • Atlassian
    • DocuSign
    • Google Search Console
    • Marketo

    0 say Trend Micro is a good alternative to F5 0 say Trend Micro isn’t a real alternative to F5

    Comment
    Close cos 0.871
17. 17
    Rapid7 rapid7.com Top 10K English

    Rapid7 Managed Cybersecurity: Outpace Attackers

    Outpace attackers with the only endpoint to cloud, unified cybersecurity platform. Build business resilience with expert-led 24/7 MDR.

    • Adobe
    • Apple Business
    • Atlassian
    • DocuSign
    • Google Search Console
    • Microsoft 365

    0 say Rapid7 is a good alternative to F5 0 say Rapid7 isn’t a real alternative to F5

    Comment
    Close cos 0.870
18. 18
    ESET eset.com Top 1K English

    ESET Cybersecurity | Enterprise, Business and Home Solutions | ESET

    Best IT security solutions for your home and business devices. Try ESET antivirus and internet security solutions for Windows, Android, Mac or Linux OS.

    • Apple Business
    • Atlassian
    • Google Search Console
    • Microsoft 365
    • Meta Business Suite
    • NS1

    0 say ESET is a good alternative to F5 0 say ESET isn’t a real alternative to F5

    Comment
    Close cos 0.872
19. 19
    Zyxel zyxel.com Top 10K English

    Zyxel

    Zyxel is a networking industry leader, deeply rooted in various network technology areas. We prioritize customer-centric product design, and focus on a superior competitive advantage, driving communication technology forward to meet the internet’s evolving demands.

    • Google Search Console
    • Microsoft 365
    • Barracuda
    • Bootstrap
    • cdnjs
    • Amazon CloudFront

    0 say Zyxel is a good alternative to F5 0 say Zyxel isn’t a real alternative to F5

    Comment
    Close cos 0.871
20. 20
    Replit replit.com Top 10K English

    AI App and Website Builder | Replit

    Describe what you want. Replit builds it. Get a working app or website in minutes. No coding required.

    • Apple Business
    • Google Search Console
    • Microsoft 365
    • Next.js
    • React
    • Cloudflare

    0 say Replit is a good alternative to F5 0 say Replit isn’t a real alternative to F5

    Comment
    Close cos 0.871

Ranked by score: the cosine similarity of each site’s vector to f5.com’s, less a small penalty for generic sites that are close to everything. Highlighted technologies are ones F5 uses too. Votes and comments come from visitors and don’t change the ranking.

04 · Fingerprints

Technology

What F5 is built with, and what its closest competitors use, from its homepage’s code and its DNS records.