Downloads
All Attestto apps and tools in one place. Desktop, mobile, browser extension, web apps, and SDKs for developers.
Applications
Install Station on your desktop for verification, signing, and mesh networking. Open the App on your phone for credentials and exams. Every surface connects to the same identity.
Attestto App
Sovereign citizen wallet. Identity, credentials, proctored exams, on-device AI, and perpetual competency — all offline-first. Modular architecture, on-device LLM. Installs from the browser.
PWA — installs on Android, iOS, and desktop browsers. Source on GitHub (Apache 2.0)
Station
Your verification station. Encrypted vault, document OCR, national digital signature support, trust store. Required for mesh network nodes and professional modules (notarial, medical, legal). macOS, Windows, and Linux.
v0.1.0 — Changelog · Requires macOS 12+, Windows 10+, or Ubuntu 20.04+
Attestto ID — Coming soon
Browser extension that validates document signatures client-side and manages your decentralized identity on the web.
Coming soon to Chrome Web Store and Firefox Add-ons. Available from source code.
Web applications
Verify and sign documents directly from your browser. No installation, no registration.
Verify
Verify signed documents. Drop a PDF and check the cryptographic signature, chain of trust, and document integrity. Supports national PKI roots per jurisdiction.
Sign
Sign documents with your verified identity. Simple electronic signature, advanced signature with Attestto CA, or Costa Rican Digital Signature.
Platform
Complete dashboard for organizations. KYC/KYB, credentials, treasury, data vault, and more.
SDKs and open source
Integrate credential verification, decentralized identity, and verifiable schemas in your application. Everything is open source on GitHub.
Schemas & Specs
cr-vc-schemas
JSON-LD schemas for 11 Costa Rica credential types. W3C VDL + ISO 18013-5.
Identity & Wallet
cr-vc-sdk
Typed SDK for issuing and verifying Costa Rica credentials.
credential-wallet-connector
CHAPI-based wallet discovery and credential exchange protocol.
@attestto/trust
Trust store — hash-pinned X.509 CA certificates for national PKIs. Multi-jurisdiction. ESM exports.
Infrastructure
attestto-mesh
P2P data mesh over libp2p — encrypted state-sync for sovereign identity.
@attestto/verify
Web Components for PDF signature verification and signing. Drop-in <attestto-verify> element. Browser-only, no backend.
attestto-app
Sovereign citizen wallet (PWA). Modular, credential-gated, on-device AI. Monorepo with module SDK.
Build with us
Attestto is open source. Report bugs, propose features, contribute code, or just follow along.
GitHub
Source code, issues, pull requests, and releases from all repositories.
Contact
For institutions, governments, and partners who want to board the Ark.