# Home ### Contents #### Subscriptions and servers * Subscription format — supported formats, protocols, HTTP headers * Share link parameters — VLESS, VMess, Trojan, Shadowsocks, Hysteria2, SOCKS5, WireGuard * Full Xray configurations — configs with load balancers and observatories * Application management — HTTP headers and subscription parameters #### Routing * Routing — routing profiles, geo files, rules, chunk file trimming * Auto-updating routing (Autorouting) — profiles with automatic updates by URL #### Integration * Deep Links — controlling the app through links * HWID — hardware device identifier * Premium API — encrypted provider configuration API, device limits #### Provider settings * Preset icons — icons for links in Lite Mode (bot / channel / support) * HWID admin access — editing configs on the device + auto-approve push notifications * Provider push notifications — targeting, moderation, cancellation #### Premium and billing * Premium billing — plans, payment methods, account linking, subscription management * VPN Auction — weekly auction for placement in the recommendations channel #### Examples * Link and parameter examples — ready-made examples for integration --- # Agent Instructions: Querying This Documentation If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question. Perform an HTTP GET request on the current page URL with the `ask` query parameter: ``` GET https://incy.gitbook.io/docs/docs-en/developer-documentation/home.md?ask= ``` The question should be specific, self-contained, and written in natural language. The response will contain a direct answer to the question and relevant excerpts and sources from the documentation. Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.