feat(stacks): add Stacks blockchain ecosystem support

typescript/site/app/ecosystem/partners-data/aibtc-sponsor-relay/metadata.json

@@ -0,0 +1,10 @@
+{
+  "name": "AIBTC Sponsor Relay",
+  "category": "Infrastructure & Tooling",
+  "logoUrl": "/logos/aibtc.png",
+  "description": "Sponsored transaction relay for gasless x402 payments on Stacks. Accepts transactions with sponsored=true and fee=0, re-signs as sponsor to pay fees, then forwards to the facilitator.",
+  "websiteUrl": "https://x402-relay.aibtc.com",
+  "githubUrl": "https://github.com/aibtcdev/x402-sponsor-relay",
+  "networks": ["stacks-mainnet", "stacks-testnet"],
+  "testnetUrl": "https://x402-relay.aibtc.dev"
+}

typescript/site/app/ecosystem/partners-data/aibtc-x402-api/metadata.json

@@ -0,0 +1,10 @@
+{
+  "name": "AIBTC x402 API",
+  "category": "Services/Endpoints",
+  "logoUrl": "/logos/aibtc.png",
+  "description": "AI inference and app storage endpoints on Stacks. Supports STX, sBTC, and USDCx payments on mainnet and testnet.",
+  "websiteUrl": "https://x402.aibtc.com",
+  "githubUrl": "https://github.com/aibtcdev/x402-api",
+  "networks": ["stacks-mainnet", "stacks-testnet"],
+  "testnetUrl": "https://x402.aibtc.dev"
+}

typescript/site/app/ecosystem/partners-data/stx402/metadata.json

@@ -0,0 +1,8 @@
+{
+  "name": "STX402",
+  "category": "Services/Endpoints",
+  "logoUrl": "/logos/stx402.svg",
+  "description": "x402-powered registry on Stacks. Discover endpoints, register services, and explore working examples with STX, sBTC, and USDCx payments.",
+  "websiteUrl": "https://stx402.com",
+  "githubUrl": "https://github.com/whoabuddy/stx402"
+}

typescript/site/app/ecosystem/partners-data/x402-biwas/metadata.json

@@ -0,0 +1,8 @@
+{
+  "name": "x402 Biwas",
+  "category": "Services/Endpoints",
+  "logoUrl": "/logos/biwas.jpg",
+  "description": "AI-powered analytics endpoints on Stacks including DeFi portfolio analysis, market intelligence, wallet classification, and smart contract auditing. Supports STX payments.",
+  "websiteUrl": "https://x402.biwas.xyz",
+  "githubUrl": "https://github.com/biwasxyz/x402"
+}

typescript/site/app/ecosystem/partners-data/x402-stacks-facilitator/metadata.json

@@ -0,0 +1,15 @@
+{
+  "name": "x402Stacks Facilitator",
+  "category": "Facilitators",
+  "logoUrl": "/logos/x402Stacks.svg",
+  "description": "Open source facilitator for x402 payments on Stacks. Supports STX, sBTC, and USDCx tokens.",
+  "websiteUrl": "https://stacksx402.com",
+  "githubUrl": "https://github.com/x402Stacks/x402-stacks-facilitator",
+  "facilitator": {
+    "baseUrl": "https://facilitator.stacksx402.com",
+    "networks": ["stacks-mainnet", "stacks-testnet"],
+    "schemes": ["exact"],
+    "assets": ["STX", "sBTC", "USDCx"],
+    "supports": { "verify": true, "settle": true, "supported": true, "list": false }
+  }
+}

typescript/site/app/ecosystem/partners-data/x402-stacks-scan/metadata.json

@@ -0,0 +1,7 @@
+{
+  "name": "x402StacksScan",
+  "category": "Infrastructure & Tooling",
+  "logoUrl": "/logos/x402Stacks.svg",
+  "description": "Ecosystem explorer for x402 on Stacks. Discover x402-enabled endpoints, view payment analytics, and browse registered services.",
+  "websiteUrl": "https://scan.stacksx402.com"
+}

typescript/site/app/ecosystem/partners-data/x402-stacks/metadata.json

@@ -0,0 +1,8 @@
+{
+  "name": "x402Stacks",
+  "category": "Client-Side Integrations",
+  "logoUrl": "/logos/x402Stacks.svg",
+  "description": "TypeScript client/server library (x402-stacks on npm) for x402 payments on Stacks. Supports STX, sBTC, and USDCx tokens with axios interceptors and Express middleware.",
+  "websiteUrl": "https://stacksx402.com",
+  "githubUrl": "https://github.com/tony1908/x402-stacks-sdk"
+}