Sites like FastCGI

01 · Entity

About FastCGI

FastCGI fastcgi.com

Wikidata: communications protocol

Top 10K · #5,281 0 technologies Crawled Nov 6, 2026

Summary by Claude

Website associated with FastCGI, a binary protocol for connecting interactive programs to a web server with less overhead than classic CGI. It historically hosted the specification, documentation and developer kit.

Who it’s for

Web server administrators and developers

• web server protocol
• FastCGI specification
• CGI alternative
• web server interface
• FastCGI developer kit
• mod_fastcgi
• persistent application processes

02 · Embedding space

Competitor map

Each alternative by how close its vector is to FastCGI’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.

We can’t read fastcgi.com’s homepage (ENETUNREACH), so it’s compared on what Wikidata and Wikipedia say about it.

1. 01
   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
   • Fastly
   • GlobalSign
   • Google Cloud DNS

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

   Comment
   Close cos 0.884
2. 02
   Fastpanel ® fastpanel.direct Top 10K English

   FASTPANEL ®

   Powerful & Easy-to-Use Server Control Panel – Create websites in clicks, manage unlimited domains, track real-time server stats, and enjoy 24/7 support. WordPress-friendly, multi-language, and no vendor lock-in!

   • Alpine.js
   • cdnjs
   • Cloudflare
   • Cloudflare DNS
   • Google Search Console
   • Google Tag Manager

   0 say Fastpanel ® is a good alternative to FastCGI 0 say Fastpanel ® isn’t a real alternative to FastCGI

   Comment
   Close cos 0.876
3. 03
   Flaticon flaticon.com Top 10K English

   That request didn't go through. Our security filter flagged something. You don't have permission to access this page.

   database of icons

   • Akamai
   • Amazon SES
   • Google Search Console
   • Google Workspace
   • Mailchimp
   • Zendesk

   0 say Flaticon is a good alternative to FastCGI 0 say Flaticon isn’t a real alternative to FastCGI

   Comment
   Close cos 0.872
4. 04
   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 FastCGI 0 say nginx isn’t a real alternative to FastCGI

   Comment
   Close cos 0.870
5. 05
   pastebin.com Top 10K English

   Pastebin.com - #1 paste tool since 2002!

   Pastebin.com is the number one paste tool since 2002. Pastebin is a website where you can store text online for a set period of time.

   • Amazon SES
   • Bootstrap
   • cdnjs
   • Cloudflare
   • Cloudflare DNS
   • Google Analytics

   0 say pastebin.com is a good alternative to FastCGI 0 say pastebin.com isn’t a real alternative to FastCGI

   Comment
   Close cos 0.869
6. 06
   Sitemaps sitemaps.org Top 10K

   sitemaps.org - Home

   The Sitemaps protocol enables webmasters to information earch engine about pages on their site that are available for crawling.

   • ASP.NET
   • Azure DNS
   • Microsoft IIS

   0 say Sitemaps is a good alternative to FastCGI 0 say Sitemaps isn’t a real alternative to FastCGI

   Comment
   Close cos 0.867
7. 07
   web.dev Top 10K English

   web.dev

   Guidance to build modern web experiences that work on any browser.

   • Google Cloud
   • Google Fonts
   • Google Search Console

   0 say web.dev is a good alternative to FastCGI 0 say web.dev isn’t a real alternative to FastCGI

   Comment
   Close cos 0.869
8. 08
   Speedtest speedtest.net Top 1K English

   Speedtest by Ookla - The Global Broadband Speed Test

   Use Speedtest on all your devices with our free desktop and mobile apps.

   • Cloudflare
   • Firebase
   • GlobalSign
   • Google Ad Manager
   • Google Search Console
   • Google Tag Manager

   0 say Speedtest is a good alternative to FastCGI 0 say Speedtest isn’t a real alternative to FastCGI

   Comment
   Close cos 0.865
9. 09
   Giphy giphy.com Top 10K English

   GIPHY - Be Animated

   GIPHY is the platform that animates your world. Find the GIFs, Clips, and Stickers that make your conversations more positive, more expressive, and more you.

   • Apple Business
   • Atlassian
   • Bing Webmaster Tools
   • Comscore
   • Fastly
   • Google Search Console

   0 say Giphy is a good alternative to FastCGI 0 say Giphy isn’t a real alternative to FastCGI

   Comment
   Close cos 0.866
10. 10
    Boing Boing boingboing.net Top 10K English

    Boing Boing - A Directory of Mostly Wonderful Things

    Boing Boing is the Web's favorite site devoted to technology, entertainment, and culture. Launched in 1989 as a print 'zine and still...

    • Amazon Publisher Services
    • Amazon SES
    • Bing Webmaster Tools
    • Cloudflare
    • Cloudflare DNS
    • Cloudflare Web Analytics

    0 say Boing Boing is a good alternative to FastCGI 0 say Boing Boing isn’t a real alternative to FastCGI

    Comment
    Close cos 0.865
11. 11
    PHP php.net Top 1K English

    PHP

    PHP is a popular general-purpose scripting language that powers everything from your blog to the most popular websites in the world.

    • bunny.net
    • Font Awesome
    • Google Search Console
    • jQuery
    • Matomo

    0 say PHP is a good alternative to FastCGI 0 say PHP isn’t a real alternative to FastCGI

    Comment
    Close cos 0.864
12. 12
    squid-cache.org Top 10K

    squid : Optimising Web Delivery

    proxy server and web cache daemon

    • Apache HTTP Server
    • Google Search Console

    0 say squid-cache.org is a good alternative to FastCGI 0 say squid-cache.org isn’t a real alternative to FastCGI

    Comment
    Close cos 0.861
13. 13
    InterServer trouble-free.net Top 10K English

    InterServer Privacy Policy

    InterServer provides world class web hosting, dedicated servers and internet services.

    • Bootstrap
    • Cloudflare
    • Cloudflare DNS
    • Font Awesome
    • jQuery

    0 say InterServer is a good alternative to FastCGI 0 say InterServer isn’t a real alternative to FastCGI

    Comment
    Close cos 0.863
14. 14
    Hackaday hackaday.com Top 10K English

    Hackaday | Fresh Hacks Every Day

    Fresh hacks every day

    • Adobe Fonts
    • Google Analytics
    • Google Search Console
    • Google Workspace
    • Mailchimp
    • Mailgun

    0 say Hackaday is a good alternative to FastCGI 0 say Hackaday isn’t a real alternative to FastCGI

    Comment
    Close cos 0.862
15. 15
    CISA cisa.gov Top 10K English

    Home Page | CISA

    Cybersecurity and Infrastructure Security Agency: America's Cyber Defense Agency

    • Adobe
    • Atlassian
    • Drupal
    • Google Fonts
    • Google Search Console
    • Google Tag Manager

    0 say CISA is a good alternative to FastCGI 0 say CISA isn’t a real alternative to FastCGI

    Comment
    Close cos 0.863
16. 16
    int08h.com Top 10K English

    int08h

    • Fastly
    • Google Analytics
    • Google Search Console
    • Microsoft 365
    • Namecheap DNS

    0 say int08h.com is a good alternative to FastCGI 0 say int08h.com isn’t a real alternative to FastCGI

    Comment
    Close cos 0.862
17. 17
    XDA Developers xda-developers.com Top 10K English

    XDA

    The world’s best source for computing news, reviews, editorials guides, and more.

    • Amazon SES
    • Google Analytics
    • Google Search Console
    • Google Workspace
    • jsDelivr
    • Meta Business Suite

    0 say XDA Developers is a good alternative to FastCGI 0 say XDA Developers isn’t a real alternative to FastCGI

    Comment
    Close cos 0.866
18. 18
    Habr habr.com Top 10K English

    Publications / My feed / Habr

    collaborative blog

    • Google Ad Manager
    • Google Analytics
    • Google Fonts
    • Google Search Console
    • Matomo
    • unpkg

    0 say Habr is a good alternative to FastCGI 0 say Habr isn’t a real alternative to FastCGI

    Comment
    Close cos 0.864
19. 19
    wiki.gg Top 10K English

    Welcome to wiki.gg!

    wiki.gg hosts MediaWiki sites about common-interest topics. With over 800 wikis and an indie, editors-first mindset, we're a great place to host your wiki and we'd love to have you!

    • Amazon SES
    • Atlassian
    • Cloudflare
    • Cloudflare DNS
    • Cloudflare Web Analytics
    • Google AdSense

    0 say wiki.gg is a good alternative to FastCGI 0 say wiki.gg isn’t a real alternative to FastCGI

    Comment
    Close cos 0.861
20. 20
    Ars Technica arstechnica.com Top 10K English

    Ars Technica - Serving the Technologist since 1998. News, reviews, and analysis.

    News and reviews, covering IT, AI, science, space, health, gaming, cybersecurity, tech policy, computers, mobile devices, and operating systems.

    • Google Search Console
    • Google Tag Manager
    • Google Workspace
    • jQuery
    • Meta Business Suite
    • PHP

    0 say Ars Technica is a good alternative to FastCGI 0 say Ars Technica isn’t a real alternative to FastCGI

    Comment
    Close cos 0.865

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

04 · Fingerprints

Technology

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