# What does Trunk use? Trunk (trunk.io) shows public evidence of 46 tools, according to runsonwhat (last checked 2026-10-25). - Industry: Software - Size: 11–50 employees - Based in: San Francisco, United States - Founded: 2021 - LinkedIn: https://www.linkedin.com/company/trunk-io ## Edge & Hosting | Tool | Category | Evidence | Since | |---|---|---|---| | [Cloudflare](https://www.runsonwhat.com/reverse/cloudflare) | CDN & Edge | Website code | | | [Amazon Web Services](https://www.runsonwhat.com/reverse/aws) | Hosting & Cloud | Subprocessor list, Website code | | | [Amazon Route 53](https://www.runsonwhat.com/reverse/route53) | DNS | DNS records | | | [Google Cloud](https://www.runsonwhat.com/reverse/gcp) | Hosting & Cloud | Subprocessor list | | | [Amazon CloudFront](https://www.runsonwhat.com/reverse/cloudfront) | CDN & Edge | Custom domain, Website code | 2021-06 | | [Vercel](https://www.runsonwhat.com/reverse/vercel) | Hosting & Cloud | DNS verification records, Website code | | ## Application | Tool | Category | Evidence | Since | |---|---|---|---| | [GSAP](https://www.runsonwhat.com/reverse/gsap) | Media & UI | Website code | | | [React](https://www.runsonwhat.com/reverse/react) | Frontend | Website code | | | [Next.js](https://www.runsonwhat.com/reverse/nextjs) | Frontend | Website code | | | [Anthropic](https://www.runsonwhat.com/reverse/anthropic) | AI | Subprocessor list | | | [OpenAI](https://www.runsonwhat.com/reverse/openai) | AI | Subprocessor list | | | [Stripe](https://www.runsonwhat.com/reverse/stripe) | Payments & Billing | DNS verification records, Subprocessor list, Website code | | | [Twilio](https://www.runsonwhat.com/reverse/twilio) | Backend & Database | Subprocessor list | | | [MCP Registry](https://www.runsonwhat.com/reverse/mcp-registry) | AI | DNS verification records | | | [WorkOS](https://www.runsonwhat.com/reverse/workos) | Auth & Identity | Custom domain | 2025-03 | | [Google Gemini](https://www.runsonwhat.com/reverse/gemini) | AI | Subprocessor list | | ## 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 | | | [Sentry](https://www.runsonwhat.com/reverse/sentry) | Monitoring | Subprocessor list | | | [Hotjar](https://www.runsonwhat.com/reverse/hotjar) | Analytics | Website code, Subprocessor list | | | [Datadog](https://www.runsonwhat.com/reverse/datadog) | Monitoring | Subprocessor list | | | [Plausible](https://www.runsonwhat.com/reverse/plausible) | Analytics | Website code | | | [Segment](https://www.runsonwhat.com/reverse/segment) | Analytics | Website code, Subprocessor list | | | [Mixpanel](https://www.runsonwhat.com/reverse/mixpanel) | Analytics | Subprocessor list | | | [LaunchDarkly](https://www.runsonwhat.com/reverse/launchdarkly) | Flags & Experiments | Website code, Subprocessor list | | | [Instatus](https://www.runsonwhat.com/reverse/instatus) | Monitoring | Custom domain | 2021-12 | ## Go-to-market | Tool | Category | Evidence | Since | |---|---|---|---| | [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 | | | [LinkedIn Insight Tag](https://www.runsonwhat.com/reverse/linkedin-insight) | Ads & Pixels | Website code, Subprocessor list | | | [Calendly](https://www.runsonwhat.com/reverse/calendly) | Sales & CRM | Website code | | | [X Ads](https://www.runsonwhat.com/reverse/x-ads) | Ads & Pixels | 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 | | | [Help Scout](https://www.runsonwhat.com/reverse/helpscout) | Support & Docs | Email records | | | [Customer.io](https://www.runsonwhat.com/reverse/customerio) | Marketing | Subprocessor list | | | [Mintlify](https://www.runsonwhat.com/reverse/mintlify) | Support & Docs | Custom domain | 2021-11 | | [DatoCMS](https://www.runsonwhat.com/reverse/datocms) | Website & CMS | Website code | | | [Common Room](https://www.runsonwhat.com/reverse/commonroom) | Sales & CRM | 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, Website code | | | [Slack](https://www.runsonwhat.com/reverse/slack) | Collaboration | Subprocessor list | | | [PowerDMARC](https://www.runsonwhat.com/reverse/powerdmarc) | Security & Compliance | Email records | | | [Tailscale](https://www.runsonwhat.com/reverse/tailscale) | Security & Compliance | DNS verification records | | | [GitHub](https://www.runsonwhat.com/reverse/github) | Dev Tools | Subprocessor list | | ## FAQ ### What tools does Trunk use? As of October 2026, runsonwhat has found 46 tools at Trunk (trunk.io) in public records. Edge & Hosting: Cloudflare, Amazon Web Services and Amazon Route 53. Application: GSAP, React and Next.js. Data & Observability: Google Analytics, Google Tag Manager and Sentry. Go-to-market: Google Ads, Meta Pixel and LinkedIn Insight Tag. Company Ops: Google Workspace, Slack and PowerDMARC. Last checked October 25, 2026. ### What cloud does Trunk run on? Trunk uses Amazon Web Services for hosting and cloud infrastructure, alongside Google Cloud and Vercel, according to runsonwhat (October 2026). runsonwhat found Amazon Web Services through Amazon Web Services on trunk.io's subprocessor list and code on trunk.io. Amazon Web Services is used by 145,695 companies runsonwhat tracks. ### What sales tools does Trunk use? The sales tools runsonwhat has found at Trunk are Calendly, Apollo.io, Common Room and Reo.dev (October 2026); no CRM shows up in Trunk's public records. runsonwhat found Calendly through Calendly code on trunk.io. ### What email provider does Trunk use? Trunk uses Google Workspace for email and office software, according to runsonwhat (October 2026). runsonwhat found Google Workspace through email records that authorize Google Workspace and code on trunk.io. Google Workspace is used by 402,934 companies runsonwhat tracks. ### What does Trunk use for customer support? Trunk uses Help Scout for customer support and documentation, alongside Mintlify, according to runsonwhat (October 2026). runsonwhat found Help Scout through email records that authorize Help Scout. Help Scout is used by 2,904 companies runsonwhat tracks. ### What payment provider does Trunk use? Trunk uses Stripe for payments and billing, according to runsonwhat (October 2026). runsonwhat found Stripe through a DNS verification record for Stripe and its subprocessor list. Stripe is used by 28,188 companies runsonwhat tracks. ### How long has Trunk used Amazon CloudFront? Trunk has used Amazon CloudFront since at least June 2021, going by the first public certificate of the trunk.io subdomain that points at Amazon CloudFront. Other long-running tools at Trunk include Mintlify (since November 2021), Instatus (since December 2021) and WorkOS (since March 2025). ### Does Trunk use Cloudflare? Yes. runsonwhat found Cloudflare at Trunk through Cloudflare code on trunk.io. Cloudflare is a CDN & Edge tool used by 703,688 companies runsonwhat tracks. ### Does Trunk use AI tools? Yes. runsonwhat has found Anthropic, OpenAI, MCP Registry and Google Gemini at Trunk; Anthropic, for example, through Anthropic on trunk.io's subprocessor list. AI services called only from servers leave no public trace, so Trunk may use more AI tools than these. ### Which companies have a tech stack similar to Trunk's? The companies with the stacks most like Trunk's are Apollo GraphQL, Buildkite, Coder and Luma, according to runsonwhat (October 2026). Each shares 22 to 25 tools with Trunk, and rare tools count for more than common ones like Google Workspace, so the match reflects real stack choices. ### How does runsonwhat know what Trunk uses? runsonwhat reads public records only. Of the 46 tools at Trunk, 20 were found through code on trunk.io, 12 through its own subprocessor list, 6 through DNS records, 4 through subdomains that point at the vendor, 3 through email records and 1 through website configuration files. A tool is listed only when a direct record backs it up; DNS is rechecked weekly and trunk.io about monthly. --- Source: runsonwhat, https://www.runsonwhat.com/company/trunk.io (updated October 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.