# What does Primer use? Primer (primer.com) shows public evidence of 28 tools, according to runsonwhat (last checked 2026-11-08). ## Edge & Hosting | Tool | Category | Evidence | Since | |---|---|---|---| | [Cloudflare](https://www.runsonwhat.com/reverse/cloudflare) | CDN & Edge | DNS records, Email records, Website code | | ## 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 | | | [GSAP](https://www.runsonwhat.com/reverse/gsap) | Media & UI | Website code | | | [OpenAI](https://www.runsonwhat.com/reverse/openai) | AI | DNS verification records | | | [Stripe](https://www.runsonwhat.com/reverse/stripe) | Payments & Billing | DNS verification records, 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 | | | [Hotjar](https://www.runsonwhat.com/reverse/hotjar) | Analytics | Website code | | | [Instatus](https://www.runsonwhat.com/reverse/instatus) | Monitoring | Custom domain | 2026-09 | | [Usermaven](https://www.runsonwhat.com/reverse/usermaven) | Analytics | Website code | | ## 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 | DNS verification records, Website code | | | [LinkedIn Insight Tag](https://www.runsonwhat.com/reverse/linkedin-insight) | Ads & Pixels | Website code | | | [HubSpot](https://www.runsonwhat.com/reverse/hubspot) | Sales & CRM | Website code | | | [Shopify](https://www.runsonwhat.com/reverse/shopify) | Website & CMS | Custom domain | | | [TikTok Pixel](https://www.runsonwhat.com/reverse/tiktok-pixel) | Ads & Pixels | Website code | | | [Webflow](https://www.runsonwhat.com/reverse/webflow) | Website & CMS | Website code | | | [Salesforce](https://www.runsonwhat.com/reverse/salesforce) | Sales & CRM | Email records, Website code | | | [Intercom](https://www.runsonwhat.com/reverse/intercom) | Support & Docs | Website code | | | [Short.io](https://www.runsonwhat.com/reverse/short-io) | Marketing | Custom domain | 2022-06 | ## Company Ops | Tool | Category | Evidence | Since | |---|---|---|---| | [Microsoft 365](https://www.runsonwhat.com/reverse/microsoft-365) | Workspace | DNS verification records | | | [Google Workspace](https://www.runsonwhat.com/reverse/google-workspace) | Workspace | DNS verification records, Email records, Website code | | | [SendGrid](https://www.runsonwhat.com/reverse/sendgrid) | Email Delivery | Email records, Website code | | | [Apple Business](https://www.runsonwhat.com/reverse/apple) | Workspace | DNS verification records | | | [Rippling](https://www.runsonwhat.com/reverse/rippling) | People & HR | DNS verification records | | | [HubSpot App Developer](https://www.runsonwhat.com/reverse/hubspot-developer) | Dev Tools | DNS verification records | | ## Recent changes at Primer - 2026-11-08: started using again [Shopify](https://www.runsonwhat.com/reverse/shopify) - 2026-11-06: started using again [OpenAI](https://www.runsonwhat.com/reverse/openai) - 2026-11-06: started using again [Google Search Console](https://www.runsonwhat.com/reverse/gsc) - 2026-11-06: started using again [HubSpot App Developer](https://www.runsonwhat.com/reverse/hubspot-developer) - 2026-11-06: started using again [Microsoft 365](https://www.runsonwhat.com/reverse/microsoft-365) - 2026-11-06: started using again [Apple Business](https://www.runsonwhat.com/reverse/apple) - 2026-11-06: started using again [Rippling](https://www.runsonwhat.com/reverse/rippling) - 2026-10-30: stopped using [Shopify](https://www.runsonwhat.com/reverse/shopify) - 2026-10-30: stopped using [Apple Business](https://www.runsonwhat.com/reverse/apple) - 2026-10-30: stopped using [Google Search Console](https://www.runsonwhat.com/reverse/gsc) - 2026-10-30: stopped using [HubSpot App Developer](https://www.runsonwhat.com/reverse/hubspot-developer) - 2026-10-30: stopped using [Microsoft 365](https://www.runsonwhat.com/reverse/microsoft-365) ## FAQ ### What tools does Primer use? As of November 2026, runsonwhat has found 28 tools at Primer (primer.com) in public records. Edge & Hosting: Cloudflare. Application: jQuery, Google Fonts and GSAP. Data & Observability: Google Analytics, Google Tag Manager and Hotjar. Go-to-market: Google Ads, Meta Pixel and LinkedIn Insight Tag. Company Ops: Microsoft 365, Google Workspace and SendGrid. Last checked November 8, 2026. ### What CRM does Primer use? Primer uses HubSpot for its CRM, alongside Salesforce, according to runsonwhat (November 2026). runsonwhat found HubSpot through HubSpot code on primer.com. HubSpot is used by 97,931 companies runsonwhat tracks. ### What email provider does Primer use? Primer uses Microsoft 365 for email and office software, alongside Google Workspace and Apple Business, according to runsonwhat (November 2026). runsonwhat found Microsoft 365 through a DNS verification record for Microsoft 365. Microsoft 365 is used by 736,661 companies runsonwhat tracks. ### What does Primer use for customer support? Primer uses Intercom for customer support and documentation, according to runsonwhat (November 2026). runsonwhat found Intercom through Intercom code on primer.com. Intercom is used by 9,203 companies runsonwhat tracks. ### What payment provider does Primer use? Primer uses Stripe for payments and billing, according to runsonwhat (November 2026). runsonwhat found Stripe through a DNS verification record for Stripe and code on primer.com. Stripe is used by 31,480 companies runsonwhat tracks. ### What analytics tools does Primer use? Primer uses Google Analytics for analytics, alongside Google Tag Manager, Hotjar and Usermaven, according to runsonwhat (November 2026). runsonwhat found Google Analytics through Google Analytics code on primer.com. Google Analytics is used by 904,027 companies runsonwhat tracks. ### How long has Primer used Short.io? Primer has used Short.io since at least June 2022, going by the first public certificate of the primer.com subdomain that points at Short.io. Other long-running tools at Primer include Instatus (since September 2026). ### Does Primer use jQuery? Yes. runsonwhat found jQuery at Primer through jQuery code on primer.com. jQuery is a Frontend tool used by 927,260 companies runsonwhat tracks. ### Does Primer use AI tools? Yes. runsonwhat has found OpenAI at Primer; OpenAI, for example, through a DNS verification record for OpenAI. AI services called only from servers leave no public trace, so Primer may use more AI tools than these. ### Has Primer changed tools recently? Yes. On runsonwhat's rechecks, Primer started using Shopify, OpenAI and Google Search Console (latest on November 8, 2026) and stopped using Shopify, Apple Business and Google Search Console (latest on October 30, 2026). A change counts only between two checks of primer.com done the same way. ### Which companies have a tech stack similar to Primer's? The companies with the stacks most like Primer's are SCF Containers, Flot.ai, Permit.io and Lime Technologies, according to runsonwhat (November 2026). Each shares 11 to 14 tools with Primer, and rare tools count for more than common ones like Google Workspace, so the match reflects real stack choices. ### How does runsonwhat know what Primer uses? runsonwhat reads public records only. Of the 28 tools at Primer, 13 were found through code on primer.com, 10 through DNS records, 3 through subdomains that point at the vendor and 2 through email records. A tool is listed only when a direct record backs it up; DNS is rechecked weekly and primer.com about monthly. --- Source: runsonwhat, https://www.runsonwhat.com/company/primer.com (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.