# What does Letras Libres use? Letras Libres (letraslibres.com) shows public evidence of 41 tools, according to runsonwhat (last checked 2026-10-31). - Industry: Broadcast Media - Size: 11–50 employees - Based in: Mexico City, Mexico - Founded: 1999 - LinkedIn: https://www.linkedin.com/company/letras-libres ## 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 | Website code | | | [Amazon Route 53](https://www.runsonwhat.com/reverse/route53) | DNS | DNS records | | | [Google Cloud](https://www.runsonwhat.com/reverse/gcp) | Hosting & Cloud | Custom domain | | ## 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 | | | [Font Awesome](https://www.runsonwhat.com/reverse/fontawesome) | Media & UI | Website code | | | [Adobe Fonts](https://www.runsonwhat.com/reverse/adobe-fonts) | 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 | | | [New Relic](https://www.runsonwhat.com/reverse/newrelic) | Monitoring | 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 | | | [WooCommerce](https://www.runsonwhat.com/reverse/woocommerce) | Website & CMS | Website code | | | [Google Ad Manager](https://www.runsonwhat.com/reverse/google-ad-manager) | Ads & Pixels | Website code, Website config | | | [Microsoft Xandr](https://www.runsonwhat.com/reverse/xandr) | Ads & Pixels | Website code, Website config | | | [Google AdSense](https://www.runsonwhat.com/reverse/google-adsense) | Ads & Pixels | Website code | | | [Criteo](https://www.runsonwhat.com/reverse/criteo) | Ads & Pixels | Website config, Website code | | | [Magnite](https://www.runsonwhat.com/reverse/magnite) | Ads & Pixels | Website config, Website code | | | [PubMatic](https://www.runsonwhat.com/reverse/pubmatic) | Ads & Pixels | Website config, Website code | | | [LiveRamp](https://www.runsonwhat.com/reverse/liveramp) | Ads & Pixels | Website code | | | [OpenX](https://www.runsonwhat.com/reverse/openx) | Ads & Pixels | Website config, Website code | | | [Amazon Publisher Services](https://www.runsonwhat.com/reverse/amazon-publisher-services) | Ads & Pixels | Website code | | | [Index Exchange](https://www.runsonwhat.com/reverse/index-exchange) | Ads & Pixels | Website config | | | [Sovrn](https://www.runsonwhat.com/reverse/sovrn) | Ads & Pixels | Website config | | | [Teads](https://www.runsonwhat.com/reverse/teads) | Ads & Pixels | Website code | | | [Amazon Advertising](https://www.runsonwhat.com/reverse/amazon-advertising) | Ads & Pixels | Website code | | | [RTB House](https://www.runsonwhat.com/reverse/rtb-house) | Ads & Pixels | Website code | | | [Quantcast](https://www.runsonwhat.com/reverse/quantcast) | Ads & Pixels | Website code | | | [ID5](https://www.runsonwhat.com/reverse/id5) | Ads & Pixels | Website code | | | [33Across](https://www.runsonwhat.com/reverse/33across) | Ads & Pixels | Website code | | | [Lotame](https://www.runsonwhat.com/reverse/lotame) | Ads & Pixels | Website code | | | [Tapad](https://www.runsonwhat.com/reverse/tapad) | Ads & Pixels | Website code | | | [Integral Ad Science](https://www.runsonwhat.com/reverse/integral-ad-science) | Ads & Pixels | Website code | | ## Company Ops | Tool | Category | Evidence | Since | |---|---|---|---| | [Google Workspace](https://www.runsonwhat.com/reverse/google-workspace) | Workspace | Email records, Website code | | | [reCAPTCHA](https://www.runsonwhat.com/reverse/recaptcha) | Security & Compliance | Website code | | | [SendGrid](https://www.runsonwhat.com/reverse/sendgrid) | Email Delivery | Email records | | ## FAQ ### What tools does Letras Libres use? As of November 2026, runsonwhat has found 41 tools at Letras Libres (letraslibres.com) in public records. Edge & Hosting: Cloudflare, Amazon Web Services and Amazon Route 53. Application: jQuery, Google Fonts and Font Awesome. 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 SendGrid. Last checked October 31, 2026. ### What cloud does Letras Libres run on? Letras Libres uses Amazon Web Services for hosting and cloud infrastructure, alongside Google Cloud, according to runsonwhat (November 2026). runsonwhat found Amazon Web Services through Amazon Web Services code on letraslibres.com. Amazon Web Services is used by 146,668 companies runsonwhat tracks. ### What email provider does Letras Libres use? Letras Libres uses Google Workspace for email and office software, according to runsonwhat (November 2026). runsonwhat found Google Workspace through email records that authorize Google Workspace and code on letraslibres.com. Google Workspace is used by 411,020 companies runsonwhat tracks. ### What analytics tools does Letras Libres use? Letras Libres 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 letraslibres.com. Google Analytics is used by 906,497 companies runsonwhat tracks. ### What is Letras Libres's website built with? Letras Libres uses WordPress for its website, alongside Yoast SEO and WooCommerce, according to runsonwhat (November 2026). runsonwhat found WordPress through WordPress code on letraslibres.com. WordPress is used by 607,191 companies runsonwhat tracks. ### What monitoring tools does Letras Libres use? Letras Libres uses New Relic for monitoring, according to runsonwhat (November 2026). runsonwhat found New Relic through New Relic code on letraslibres.com. New Relic is used by 17,221 companies runsonwhat tracks. ### Does Letras Libres use jQuery? Yes. runsonwhat found jQuery at Letras Libres through jQuery code on letraslibres.com. jQuery is a Frontend tool used by 930,302 companies runsonwhat tracks. ### Which companies have a tech stack similar to Letras Libres's? The companies with the stacks most like Letras Libres' are El Diario Vasco, Cosmopolitan, Game Developer and The Grand Junction Daily Sentinel, according to runsonwhat (November 2026). Each shares 12 to 26 tools with Letras Libres, and rare tools count for more than common ones like Google Workspace, so the match reflects real stack choices. ### How does runsonwhat know what Letras Libres uses? runsonwhat reads public records only. Of the 41 tools at Letras Libres, 30 were found through code on letraslibres.com, 6 through website configuration files, 2 through DNS records, 2 through email records and 1 through subdomains that point at the vendor. A tool is listed only when a direct record backs it up; DNS is rechecked weekly and letraslibres.com about monthly. --- Source: runsonwhat, https://www.runsonwhat.com/company/letraslibres.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.