MCP server for atrib's write verb. One attest tool signs observations, annotations, and revisions; the legacy emit, atrib-annotate, and atrib-revise tool names stay mounted as aliases over the same handler.

Mona Attest Frontend SDK - Secure client-side user attestation and biometric verification for React/Next.js applications. Provides seamless integration for payment flows, user discovery, and cryptographic signing with WebAuthn support.

Server-side JavaScript SDK for verifiable records of machine activity with attest

A small library that allows for device attestation.

SATYA Expo SDK for native app attestation and TEE replay through device egress

Capacitor plugin to verify app and device integrity using the Play Integrity API (Android) and App Attest (iOS).

Device integrity and fraud signals for Capacitor using Android Widevine, Play Integrity, iOS App Attest, and DeviceCheck.

Thurin from a terminal: look up, attest, update, and revoke on-chain PGP identities. Never a wallet; never holds a PGP secret.

Command-line interface for the attest-it human-gated test attestation system.

ASN.1 schema for Apple App Attest nonce extensions.

MCP server + CLI for Spazio Genesi's digital attestation service — attest, verify and check digital works with full privacy (files never leave your device). EU-based, GDPR-first, EU-hosted data.

The sequencer client is the proposer-side counterpart to the [validator client](../validator-client/README.md): it builds checkpoints, broadcasts the block and checkpoint proposals that validators attest to, and publishes the resulting checkpoint to L1. I

MCP server for Attest — scan agent payment endpoints (x402, MPP, AP2, L402, HTTP 402) and get a trust grade A–F with a safety verdict before your AI agent authorizes a payment.

Agent signing and verification for nxtlinq attest; runs entirely locally

The validator client handles consensus duties for Aztec validators: validating block proposals, attesting to checkpoints, and detecting slashable some offenses. Validators do NOT attest to individual blocks. Attestations are only created for checkpoint pr

A robust and easy-to-use npm package that provides server-side validation of Apple App Attest artifacts and assertions. Simple toolkit for iOS device attestation.

Generic HTTP client for Haven. Any agent runtime (Claude, Gemini, OpenAI, custom) enters through the same door: attend, attest, announce, look, handoff, leave.

TypeScript client for Milepost's attest contract: schemas, attestations, revocation and expiry on Stellar Soroban.

TypeScript SDK for the Attest cryptographic agent credential service

Consolidated client SDK for atrib's verifiable action layer. Provides attest() and recall() verbs with a daemon-first runtime and in-process fallback.