# What does Project Calico use? Project Calico (projectcalico.org) shows public evidence of 37 tools, according to runsonwhat (last checked 2026-11-09). - Industry: Computer Networking - Size: 11–50 employees - Based in: San Francisco, United States - Founded: 2016 - LinkedIn: https://www.linkedin.com/company/tigera ## Edge & Hosting | Tool | Category | Evidence | Since | |---|---|---|---| | [Google Cloud](https://www.runsonwhat.com/reverse/gcp) | Hosting & Cloud | DNS records | | | [Amazon CloudFront](https://www.runsonwhat.com/reverse/cloudfront) | CDN & Edge | Custom domain | 2017-08 | | [Netlify](https://www.runsonwhat.com/reverse/netlify) | Hosting & Cloud | Custom domain | 2017-08 | ## Application | Tool | Category | Evidence | Since | |---|---|---|---| | [jQuery](https://www.runsonwhat.com/reverse/jquery) | Frontend | Website code | | | [Google Fonts](https://www.runsonwhat.com/reverse/google-fonts) | Media & UI | Website code | | | [Anthropic](https://www.runsonwhat.com/reverse/anthropic) | AI | DNS verification records | | | [Wistia](https://www.runsonwhat.com/reverse/wistia) | Media & UI | Website code | | ## Data & Observability | Tool | Category | Evidence | Since | |---|---|---|---| | [Google Analytics](https://www.runsonwhat.com/reverse/ga) | Analytics | Website code | | | [Google Tag Manager](https://www.runsonwhat.com/reverse/gtm) | Analytics | Website code | | | [Microsoft Clarity](https://www.runsonwhat.com/reverse/clarity) | Analytics | Website code | | ## Go-to-market | Tool | Category | Evidence | Since | |---|---|---|---| | [WordPress](https://www.runsonwhat.com/reverse/wordpress) | Website & CMS | Website code | | | [Google Ads](https://www.runsonwhat.com/reverse/google-ads) | Ads & Pixels | Website code | | | [Meta Pixel](https://www.runsonwhat.com/reverse/meta-pixel) | Ads & Pixels | Website code | | | [Yoast SEO](https://www.runsonwhat.com/reverse/yoast) | Website & CMS | Website code | | | [LinkedIn Insight Tag](https://www.runsonwhat.com/reverse/linkedin-insight) | Ads & Pixels | Website code | | | [X Ads](https://www.runsonwhat.com/reverse/x-ads) | Ads & Pixels | Website code | | | [ZoomInfo](https://www.runsonwhat.com/reverse/zoominfo) | Sales & CRM | Website code | | | [Reddit Ads](https://www.runsonwhat.com/reverse/reddit-ads) | Ads & Pixels | Website code | | | [Apollo.io](https://www.runsonwhat.com/reverse/apollo) | Sales & CRM | Website code | | | [Marketo](https://www.runsonwhat.com/reverse/marketo) | Marketing | Website code | | | [6sense](https://www.runsonwhat.com/reverse/sixsense) | Sales & CRM | Website code | | | [G2](https://www.runsonwhat.com/reverse/g2) | Marketing | Website code | | | [Drift](https://www.runsonwhat.com/reverse/drift) | Support & Docs | Website code | | | [Factors.ai](https://www.runsonwhat.com/reverse/factors) | Sales & CRM | Website code | | | [Common Room](https://www.runsonwhat.com/reverse/commonroom) | Sales & CRM | Website code | | | [Arcade](https://www.runsonwhat.com/reverse/arcade) | Marketing | Website code | | | [Reo.dev](https://www.runsonwhat.com/reverse/reo) | Sales & CRM | Website code | | ## Company Ops | Tool | Category | Evidence | Since | |---|---|---|---| | [Google Workspace](https://www.runsonwhat.com/reverse/google-workspace) | Workspace | Email records | | | [reCAPTCHA](https://www.runsonwhat.com/reverse/recaptcha) | Security & Compliance | Website code | | | [Let's Encrypt](https://www.runsonwhat.com/reverse/letsencrypt) | Security & Compliance | DNS records | | | [dmarcian](https://www.runsonwhat.com/reverse/dmarcian) | Security & Compliance | Email records | | | [Amazon Trust Services](https://www.runsonwhat.com/reverse/amazon-trust) | Security & Compliance | DNS records | | | [Slack](https://www.runsonwhat.com/reverse/slack) | Collaboration | DNS verification records | | | [1Password](https://www.runsonwhat.com/reverse/1password) | Security & Compliance | DNS verification records | | | [hCaptcha](https://www.runsonwhat.com/reverse/hcaptcha) | Security & Compliance | Website code | | ## FAQ ### What tools does Project Calico use? As of November 2026, runsonwhat has found 37 tools at Project Calico (projectcalico.org) in public records. Edge & Hosting: Google Cloud, Amazon CloudFront and Netlify. Application: jQuery, Google Fonts and Anthropic. Data & Observability: Google Analytics, Google Tag Manager and Microsoft Clarity. Go-to-market: WordPress, Google Ads and Meta Pixel. Company Ops: Google Workspace, reCAPTCHA and Let's Encrypt. Last checked November 9, 2026. ### What cloud does Project Calico run on? Project Calico uses Google Cloud for hosting and cloud infrastructure, alongside Netlify, according to runsonwhat (November 2026). runsonwhat found Google Cloud through DNS records that point at Google Cloud. Google Cloud is used by 78,024 companies runsonwhat tracks. ### What sales tools does Project Calico use? The sales tools runsonwhat has found at Project Calico are ZoomInfo, Apollo.io, 6sense and Factors.ai (November 2026); no CRM shows up in Project Calico's public records. runsonwhat found ZoomInfo through ZoomInfo code on projectcalico.org. ### What email provider does Project Calico use? Project Calico uses Google Workspace for email and office software, according to runsonwhat (November 2026). runsonwhat found Google Workspace through email records that authorize Google Workspace. Google Workspace is used by 421,827 companies runsonwhat tracks. ### What does Project Calico use for customer support? Project Calico uses Drift for customer support and documentation, according to runsonwhat (November 2026). runsonwhat found Drift through Drift code on projectcalico.org. Drift is used by 1,796 companies runsonwhat tracks. ### What analytics tools does Project Calico use? Project Calico uses Google Analytics for analytics, alongside Google Tag Manager and Microsoft Clarity, according to runsonwhat (November 2026). runsonwhat found Google Analytics through Google Analytics code on projectcalico.org. Google Analytics is used by 904,095 companies runsonwhat tracks. ### How long has Project Calico used Netlify? Project Calico has used Netlify since at least August 2017, going by the first public certificate of the projectcalico.org subdomain that points at Netlify. Other long-running tools at Project Calico include Amazon CloudFront (since August 2017). ### Does Project Calico use jQuery? Yes. runsonwhat found jQuery at Project Calico through jQuery code on projectcalico.org. jQuery is a Frontend tool used by 927,276 companies runsonwhat tracks. ### Does Project Calico use AI tools? Yes. runsonwhat has found Anthropic at Project Calico; Anthropic, for example, through a DNS verification record for Anthropic. AI services called only from servers leave no public trace, so Project Calico may use more AI tools than these. ### Which companies have a tech stack similar to Project Calico's? The companies with the stacks most like Project Calico's are kapa.ai, Gatling, Union.ai and Langfuse, according to runsonwhat (November 2026). Each shares 12 to 15 tools with Project Calico, and rare tools count for more than common ones like Google Workspace, so the match reflects real stack choices. ### How does runsonwhat know what Project Calico uses? runsonwhat reads public records only. Of the 37 tools at Project Calico, 25 were found through code on projectcalico.org, 7 through DNS records, 2 through email records, 2 through subdomains that point at the vendor and 1 through website configuration files. A tool is listed only when a direct record backs it up; DNS is rechecked weekly and projectcalico.org about monthly. --- Source: runsonwhat, https://www.runsonwhat.com/company/projectcalico.org (updated November 2026). Counts are companies with direct public evidence of the tool (DNS records, certificates, website code, a real-browser crawl, subprocessor lists), so they are lower bounds. Methodology: https://www.runsonwhat.com/methodology.