Negative Underwear tech stack

Detected 2026-08-29 apparel negativeunderwear.com →

Negative Underwear runs on Shopify with Gorgias, Rise.ai, Yotpo, Okendo, Klaviyo, Omnisend, Attentive, Loop Returns detected on the storefront. — signature detection, not vendor-confirmed.

Post-purchaseLoop Returns

Page buildernot detected

Loyaltynot detected

Subscriptionsnot detected

SupportGorgias

ReviewsYotpo · Okendo

Email & SMSKlaviyo · Omnisend · Attentive

PlatformShopify

Storefront-detected layers — absence proves nothing.

Detected stack

Layer	Tool	Confidence	Evidence
Platform	Shopify	high	signature: cdn.shopify.com
helpdesk-cx	Gorgias	high	signature: gorgias.chat
retention-extras	Rise.ai	high	signature: rise-ai.com
Reviews	Yotpo	good	signature: yotpo
Reviews	Okendo	good	signature: okendo
Email & SMS	Klaviyo	good	signature: klaviyo
Email & SMS	Omnisend	good	signature: omnisend
Email & SMS	Attentive	good	signature: attn.tv
post-purchase-shipping	Loop Returns	good	signature: loopreturns

How Negative Underwear compares in apparel

We detect 9 tools on Negative Underwear's storefront, across 6 of 10 tracked layers, above the apparel median. The median apparel brand in our index runs 5.

Layer by layer

Layer	On this storefront	apparel peers
Platform	Shopify	98%
Email & SMS	Klaviyo, Omnisend, Attentive	86%
Reviews & UGC	Yotpo, Okendo	76%
Support & CX	Gorgias	29%
Analytics	not detected	23%
Upsell & checkout	not detected	13%
Subscriptions	not detected	3%
Loyalty	not detected	12%
Page builder	not detected	8%
Post-purchase	Loop Returns	14%

Layers marked not detected may still be running — some tools load server-side or only on pages we don't scan, so absence here proves nothing.

Also detected: Microsoft/Bing Ads

See all 778 apparel brands →

Detections come from vendor script/CDN signatures in Negative Underwear's public storefront HTML. Presence is strong evidence; absence proves nothing (tools can load server-side or only on checkout/inner pages). Not affiliated with or confirmed by Negative Underwear.