The Community Stack

Powerful open source infrastructure for digital identity and identity wallets.

Used by +13.000 developers and organisations.

We make digital identity simple.

Build end-to-end use cases or applications fast and with ease.

ISSUER API

Issue / Mint

Issue credentials or mint tokens for any use case.

Wallet SDKs & APIs

WALLET API

Store / Manage

Build ID wallets or embed them in your applications.

VERIFIER API

Verify

Verify credentials or tokens from any wallet.

Everything you need.

A holistic open source stack that covers all your needs.

Open Source

The Community Stack is available under the Apache 2 license.

All-in-one

Everything you need to build apps and end-to-end use cases.

Future-Proof

Supports all major digital identity technologies and protocols.

Compliance & Interop

Built on standards & aligned with ID regulations (e.g. eIDAS2).

Built for developers.

Our stack abstracts technical complexity and does the heavy-lifting.

Move fast

Build your first app or use case today. It’s free.

Dev Experience

The easiest way to build & holistic documentation.

Flexibility

Modular stack, easily customized for any use case.

Integrations

Plug-in any key, data and cloud infrastructure.

One abstraction layer for all technologies.

Future-proof abstraction of all technologies and ecosystems you need.

Protocols

Data exchange based on standards (e.g. OID4VC, SIOP, HAIP).

Integrations

Key management, data storage, cloud services, IAM, IDV, QTSPs, …

Ecosystems

Different blockchains, PKIs and related trust frameworks.

Credentials / mDL

Verifiable Credentials (W3C), Mobile Driving License / mdocs (ISO).

Crypto & Keys

Key management, multiple key types and signature suits.

Selective Disclosure

Mono-claim credentials, SD-JWTs and zero-knowledge proofs.

NFTs / SBTs

Non-Fungible and Soulbound Tokens on different blockchains.

Dive deeper with our documentation.

The Community Stack

Introducing our open source stack and how it works.

One solution for every industry.

Digital identity and wallet solution trusted by trailblazers across verticals.

  • Provide citizens with ID wallets and issue digital, reusable & privacy-preserving ID credentials.

  • Build decentralized ID and wallet solutions for consumers, businesses or governments.

  • Launch ID wallets, extend your apps with ID capabilities or seamlessly onboard & verify users.

  • Launch new products enabled by decentralized ID like wallets or wallet-based user verification.

  • Onboard, verify & check-out users with a seamless, 1-click process. Launch new ID-enabled products.

  • Build use cases in any other sector or vertical. Contact us to learn more.

Trusted by +14.000 developers, governments and businesses across industries.

Get started

Build with our open source stack. It’s free.

or contact us for support

  • Walt.id is becoming the go-to solution to adopt digital identity. Our integration and contributions are evidence of the expertise and professionalism of their team.

    Alfred Tuffreau
    Engineer, BCDiploma

  • The team is very helpful, reactive and experienced. Following a strong market study, we believe we have made the right choice to work with walt.id.

    Senior Engineer,
    Luxembourg Institute of Technology

  • walt.id's products were very easy to deploy. With clear APIs we could swiftly integrate it with our system. The team was always eager to share their expertise and help us figure out the details.

    Colin Tück
    Director, EU Quality Assurance Register (EQAR)

  • A great product and a great team. We use them and it has been a great stride forward to enabling the trust and identity layer of EU's data infrastructure.

    Kai Mainke
    Board Member, DeltaDAO

  • Walt.id was a great fit for our project. I was quite impressed with their work. As soon as I started the project, I knew I wanted to work with them. They are experienced and always ready to help.

    Mirko Stanić
    Croatian Agency of Science and Higher Education

  • walt.id's products are easy to use, enterprise ready and EU standards compatible toolset making your digital identity journey more easy as well as reducing the workload.

    Daniel de Witte
    CTO, Workpi

  • walt.id’s open source products were very easy to use. They helped us enormously to kick-start our project and opened new directions to scale. The team was very professional, experienced and always ready to support.

    Cosmin Cioranu
    Engineer, Gov of Romania

  • With walt.id's open-source identity infrastructure we were able to quickly build an interoperable solution for issuing and sharing Certificates of Good Conduct. Also, the team was really helpful and great to work with.

    Eelco Klaver
    CTO, Credenco

  • Walt.id met all our requirements: They offer holistic open source products with great documentation, support for multiple identity ecosystems and have long-standing experience and expertise.

    Shane Deconinck
    Howest University of Applied Sciences

  • The walt.id team was really reactive and collaborative and met all the criteria we had to create use cases with an easy-to-use wallet.

    Filip Sokolowski
    BCG

  • Superb answers to our questions. The walt.id team is super skillfull. They have been able to unblock us everytime we got stuck and were very understanding.

    Senior engineer,
    IDV