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Add Ultravioleta DAO facilitator to ecosystem directory#1780

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0xultravioleta:add-ultravioleta-dao-facilitator
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Add Ultravioleta DAO facilitator to ecosystem directory#1780
0xultravioleta wants to merge 1 commit intocoinbase:mainfrom
0xultravioleta:add-ultravioleta-dao-facilitator

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@0xultravioleta
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Summary

  • Add Ultravioleta DAO as a facilitator in the x402 ecosystem directory
  • Production-grade, open-source Rust facilitator with the widest network coverage in the ecosystem

About Ultravioleta DAO

Ultravioleta DAO operates a production x402 payment facilitator built in Rust, supporting 18 mainnets and 15 testnets across 7 blockchain families:

Family Mainnets
EVM Base, Ethereum, Arbitrum, Avalanche, Polygon, Optimism, Celo, BSC, Unichain, Monad, HyperEVM, SKALE
Solana Solana
Sui Sui
Fogo Fogo
NEAR NEAR
Stellar Stellar
Algorand Algorand

Stablecoins supported

USDC, EURC, USDT, AUSD, PYUSD

Payment schemes

  • exact — Standard EIP-3009 gasless payments
  • escrow — On-chain escrow settlements (x402r)
  • upto — "Up to" authorization scheme

Additional capabilities

  • x402 protocol v1 and v2 (CAIP-2) support
  • ERC-8004 on-chain reputation for AI agents
  • Smart wallet support (Crossmint, Squads, SWIG on Solana)
  • Interactive OpenAPI/Swagger documentation at /docs
  • Open source: https://github.com/UltravioletaDAO/x402-rs

Live endpoint

Files changed

  • typescript/site/app/ecosystem/partners-data/ultravioleta-dao/metadata.json — Facilitator metadata
  • typescript/site/public/logos/ultravioleta-dao.png — Logo (736x212 PNG)

Test plan

  • Verify metadata.json schema matches data.ts Partner/FacilitatorInfo interfaces
  • Verify logo renders correctly on ecosystem page
  • Verify facilitator endpoints are live and responding

🤖 Generated with Claude Code

@cb-heimdall
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cb-heimdall commented Mar 24, 2026

🟡 Heimdall Review Status

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@vercel
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vercel bot commented Mar 24, 2026

@0xultravioleta is attempting to deploy a commit to the Coinbase Team on Vercel.

A member of the Team first needs to authorize it.

@github-actions github-actions bot added ecosystem Additions to ecosystem site website labels Mar 24, 2026
Production-grade multi-chain facilitator in Rust supporting 19 mainnets
across 7 blockchain families (EVM, Solana, Sui, Fogo, NEAR, Stellar,
Algorand) with 5 stablecoins, escrow settlements, and ERC-8004 reputation.

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
@0xultravioleta 0xultravioleta force-pushed the add-ultravioleta-dao-facilitator branch from 34ef52b to c27beaa Compare March 24, 2026 03:40
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