TonConnect manifest generator and checker

Generate a valid tonconnect-manifest.json for your dApp, or check a hosted manifest against the TonConnect spec: reachable cross-origin (CORS), HTTP 200, JSON content type, required fields, https URLs, app domain, and a square PNG icon at 180×180.

Reads public chain dataFor developers

Your browser queries public TON APIs (toncenter, tonapi) directly. We run no server in between and store nothing you enter.

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