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UltravioletaDAO

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Multi-chain x402 payment SDK for TypeScript - EVM/Solana/Stellar/NEAR support, React hooks, gasless USDC transfers

ShippingLast ship 2d ago

Latest ship

Active development: 67 commits across 2 contributors

Code ActivitySource linked

28 active day(s) in UltravioletaDAO/uvd-x402-sdk-typescript.

Builder activity

Meaningful, source-backed updates per week. Commits are aggregated, not counted individually.

Build timeline

  1. Active development: 66 commits across 2 contributors

    Code ActivitySource linked

    27 active day(s) in UltravioletaDAO/uvd-x402-sdk-typescript.

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  2. Active development: 74 commits across 1 contributor

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    29 active day(s) in UltravioletaDAO/uvd-x402-sdk-python.

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  3. Active development: 72 commits across 1 contributor

    Code ActivitySource linked

    28 active day(s) in UltravioletaDAO/uvd-x402-sdk-python.

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  4. Active development: 62 commits across 2 contributors

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    26 active day(s) in UltravioletaDAO/uvd-x402-sdk-typescript.

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  5. Active development: 68 commits across 1 contributor

    Code ActivitySource linked

    27 active day(s) in UltravioletaDAO/uvd-x402-sdk-python.

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  6. Active development: 56 commits across 2 contributors

    Code ActivitySource linked

    25 active day(s) in UltravioletaDAO/uvd-x402-sdk-typescript.

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  7. Active development: 53 commits across 2 contributors

    Code ActivitySource linked

    24 active day(s) in UltravioletaDAO/uvd-x402-sdk-typescript.

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  8. Active development: 66 commits across 1 contributor

    Code ActivitySource linked

    26 active day(s) in UltravioletaDAO/uvd-x402-sdk-python.

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  9. Active development: 51 commits across 2 contributors

    Code ActivitySource linked

    23 active day(s) in UltravioletaDAO/uvd-x402-sdk-typescript.

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  10. Active development: 47 commits across 2 contributors

    Code ActivitySource linked

    22 active day(s) in UltravioletaDAO/uvd-x402-sdk-typescript.

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  11. Active development: 64 commits across 1 contributor

    Code ActivitySource linked

    25 active day(s) in UltravioletaDAO/uvd-x402-sdk-python.

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  12. Active development: 65 commits across 1 contributor

    Code ActivitySource linked

    5 active day(s) in UltravioletaDAO/uvdweb.

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  13. v2.75.0

    Github ReleaseSource verified

    Cambios - feat(utils): recoverPersonalSignAddress / verifyPersonalSign — EIP-191 personalsign generico (49da506) - chore: bump version to 2.75.0 (393b879) Verificador generico de personalsign sobre un string suelto, para flujos de challenge/response de propiedad de wallet (MeshRelay MRServ VERIFY/VERIFY-SIG). NO es la maquinaria ERC-8128 (verifyRequest), que verifica requests HTTP firmados RFC 9421 — es otro caso, y por eso cada consumidor tiraba de ethers directo. Se importa desde uvd-x402-sdk/utils. --- 🤖 Publicado con las mismas convenciones de [scripts/publish-npm.sh](htt

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  14. v2.40.0 — First-class XRP Ledger support

    Github ReleaseSource verified

    First-class XRP Ledger (XRPL) support Full XRP Ledger integration for x402 gasless payments. Note: this release supersedes the v2.39.0 tag, which never reached npm (its publish run failed on an expired token). 2.40.0 contains all of 2.39.0's changes, so npm goes from 2.38.0 straight to 2.40.0. What's new: - feat(xrpl): first-class XRP Ledger provider using a t54 pre-signed Payment blob (0f1bce7) - feat(xrpl): XRP Ledger network support; line endings normalized to LF (b915f8b) - New src/providers/xrpl/ module with 14 unit tests - X402Client and shared types updated to handle XRPL payloads In

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  15. v0.25.0

    Github ReleaseSource verified

    Changes - feat(xrpl): XRPL full parity - payload model, parse helper, tests (v0.25.0) - chore: remove accidentally-committed .claude/irc-agent files; gitignore .claude - feat(xrpl): add XRP Ledger support; normalize line endings to LF (0.24.0) - feat(xrpl): add XRP Ledger network support (v0.23.0) - fix(escrow): update SKALE + Base operator addresses to Fase 5 production Installation pip install uvd-x402-sdk==0.25.0

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  16. v0.22.1

    Github ReleaseSource verified

    docs: comprehensive README update - Updated version banner to v0.22.0 - Added Server-Side Signing section (connectwithprivate_key) - Added commerce scheme to features list - Updated ERC-8004 from 18 to 20 networks - Added changelog entries for v0.13.2 through v0.22.0 (9 missing versions)

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  17. v2.38.0

    Github ReleaseSource verified

    docs: update README with latest features - AdvancedEscrowClient: full escrow lifecycle with SigningWalletAdapter (OWS) support - Commerce scheme: 'commerce' alias for marketplace integrations - ERC-8004: 20 networks (18 EVM + 2 Solana), getIdentityByOwner() lookup - Gasless escrow operations via facilitator

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  18. v0.22.0

    Github ReleaseSource verified

    feat: add commerce + escrow scheme support - PaymentPayload, PaymentRequirements, PaymentRequirementsV2 now accept scheme: exact | escrow | commerce - Aligns with facilitator v1.43.0 which serves 'commerce' as alias for 'escrow' - Default scheme remains 'exact' — no breaking changes - 4 new tests for scheme validation

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  19. v2.37.0

    Github ReleaseSource verified

    feat: add commerce scheme support for marketplace integrations - New X402Scheme type: 'exact' | 'escrow' | 'commerce' - PaymentRequirements.scheme widened to accept commerce - X402HeaderV1 and X402HeaderV2 updated to use X402Scheme - Compatible with facilitator v1.43.0 /supported commerce entries - Defaults unchanged: buildPaymentRequirements() still defaults to 'exact'

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  20. v0.21.0

    Github ReleaseSource verified

    feat: AdvancedEscrowClient supports WalletAdapter for OWS escrow - AdvancedEscrowClient now accepts WalletAdapter protocol for signing - Enables Open Wallet Standard (OWS) integration for escrow operations - Backward compatible: still supports direct private key usage

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  21. v2.36.0

    Github ReleaseSource verified

    feat: AdvancedEscrowClient supports SigningWalletAdapter for OWS escrow

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  22. v2.35.0

    Github ReleaseSource verified

    What's New Signing Wallet Adapters Low-level signing primitives for server-side agents, CLI tools, and Open Wallet Standard wallets. - SigningWalletAdapter interface — EIP-191, EIP-712, and EIP-3009 signing abstraction - EnvKeyAdapter — Raw private key from env var or constructor (server/CLI/agents) - OWSWalletAdapter — Open Wallet Standard integration for browser/agent wallets - Custom adapters — Implement SigningWalletAdapter for your own signer New Exports import { EnvKeyAdapter, OWSWalletAdapter, type SigningWalletAdapter, type EIP3009Params

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  23. v0.20.0

    Github ReleaseSource verified

    WalletAdapter Protocol (v0.20.0) - WalletAdapter - Abstract Protocol interface for any wallet backend (runtime-checkable) - EnvKeyAdapter - Uses raw private key from env var (WALLETPRIVATEKEY / PRIVATEKEY) or direct param - **OWSWalletAdapter** - Stub for Open Wallet Standard (not yet on PyPI) - **TypedDict types**: EIP3009Params, EIP3009Authorization, SignedTypedData - Auto-detects USDC contract addresses and EIP-712 domain names per network - Uses proven encodetypeddata() + signmessage() signing pattern Install pip install uvd-x402-sdk[wallet]

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  24. v0.19.4

    Github ReleaseSource verified

    What's New - feat(erc8004): add getidentitybyowner(network, address) — resolve agent ID by wallet address - feat(erc8004): add SKALE to ERC-8004 networks (20 total) - docs: registeragent() is now idempotent (returns existing agent if recipient already owns one) Install pip install uvd-x402-sdk==0.19.4

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Research notes

Written by Dawnscan researchers and reviewed before publishing. Commentary with sources — not the project's own claims, and not evidence of shipping.

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