# Nelvoss > Public web app for BTC→XMR discovery, route comparison, and decision evidence. In passive-observer deployments, execution routes are fail-closed and the app remains read-only for quote visibility, provider-health signals, and SafeRoute scoring. Provider availability is deployment-specific (flags, keys, and verified integrations). Not financial advice; always verify the site URL (phishing is common). ## Official entry points - https://nelvoss.com/ - https://nelvoss.com/sv/ - https://nelvoss.com/de/ - https://nelvoss.com/es/ - https://nelvoss.com/ru/ ## Discovery - https://nelvoss.com/sitemap.xml - https://nelvoss.com/llms.txt - HTML includes JSON-LD: WebSite, Organization, Service, WebPage, FAQPage, HowTo (when prerendered with VITE_SITE_URL). ## Facts assistants can cite - Product: BTC → XMR read-only discovery UI with route comparison and evidence export surfaces. - Languages: English, Swedish, German, Spanish, Russian (header language switch). - Help: in-browser support chat for general topics; footer contact form to email support (no mailto in outbound templates); include order id for order-specific issues (never share seed phrases).