---
id: "aws-managed-blockchain"
type: "component"
kind: "ledger"
provider: "aws"
category: "data"
docs: "https://docs.aws.amazon.com/managed-blockchain/latest/managementguide/what-is-managed-blockchain.html"
url: "https://localhost:3000/catalogue/components/aws-managed-blockchain"
---

# Amazon Managed Blockchain network

Managed private Hyperledger Fabric network whose members run peer nodes over a shared immutable ledger.

| | |
|---|---|
| Provider | [aws](https://localhost:3000/catalogue?provider=aws) |
| Kind | [Ledger](https://localhost:3000/catalogue/kinds/ledger) |
| Category | Data |
| Official docs | [https://docs.aws.amazon.com/managed-blockchain/latest/managementguide/what-is-managed-blockchain.html](https://docs.aws.amazon.com/managed-blockchain/latest/managementguide/what-is-managed-blockchain.html) |

## Properties

| property | type | values | required | kind default | this component |
|---|---|---|---|---|---|
| `appendOnly` | boolean | — | no | true | **true** |
| `doubleEntry` | boolean | — | no | true | **false** |
| `edition` | enum | `starter`, `standard` | no | — | inherited |
| `framework` | enum | `hyperledger-fabric`, `ethereum`, `bitcoin` | no | "hyperledger-fabric" | inherited |
| `indexConsistency` (advanced) | enum | `strong`, `eventual` | no | "strong" | inherited |
| `managed` | boolean | — | no | false | **true** |
| `maxTransactionSizeMb` | integer | — | no | 4 | inherited |
| `privateLinkAccess` | boolean | — | no | true | inherited |
| `sealed` (advanced) | boolean | — | no | false | **false** |
| `tamperEvident` | boolean | — | no | false | **true** |
| `tiering` (advanced) | boolean | — | no | false | inherited |
| `votingPolicyGoverned` | boolean | — | no | true | inherited |

Bold values are the ones this component pins.

## Rules that apply · 0

No rule selects this kind or its category.

## Other products of the same kind · 10

- [Blockchain as a Service](https://localhost:3000/catalogue/components/alibaba-blockchain-as-a-service.md) `alibaba-blockchain-as-a-service` — alibabacloud
- [Amazon QLDB](https://localhost:3000/catalogue/components/qldb.md) `qldb` — aws
- [Azure confidential ledger](https://localhost:3000/catalogue/components/azure-confidential-ledger.md) `azure-confidential-ledger` — azure
- [Double-entry ledger](https://localhost:3000/catalogue/components/double-entry-ledger.md) `double-entry-ledger` — default
- [Formance Ledger](https://localhost:3000/catalogue/components/formance.md) `formance` — default
- [Hyperledger Fabric](https://localhost:3000/catalogue/components/hyperledger-fabric.md) `hyperledger-fabric` — default
- [Generic ledger](https://localhost:3000/catalogue/components/ledger.md) `ledger` — default
- [TigerBeetle](https://localhost:3000/catalogue/components/tigerbeetle.md) `tigerbeetle` — default
- [Blockchain Node Engine](https://localhost:3000/catalogue/components/google-blockchain-node-engine.md) `google-blockchain-node-engine` — gcp
- [Oracle Blockchain Platform](https://localhost:3000/catalogue/components/oci-blockchain-platform.md) `oci-blockchain-platform` — oci

## Use it in a design

```yaml
nodes:
  - { id: "aws-managed-blockchain", component: "aws-managed-blockchain" }
```

## Source (`component` YAML, verbatim)

```yaml
# yaml-language-server: $schema=../../schema/component.schema.json
# Amazon Managed Blockchain (AMB) network: a private, permissioned Hyperledger Fabric network of
# members and peer nodes holding an immutable, cryptographically secured ledger
# ("What Is Amazon Managed Blockchain (AMB) Hyperledger Fabric?").
# Membership changes go through a proposal and voting policy set at network creation, clients reach
# the network over AWS PrivateLink, and transactions must stay under 4 MB
# ("Key Concepts: AMB Networks, Members, and Peer Nodes").
schemaVersion: "1"
type: "component"
id: "aws-managed-blockchain"
kind: "ledger"
provider: "aws"
docs: "https://docs.aws.amazon.com/managed-blockchain/latest/managementguide/what-is-managed-blockchain.html"
defaults:
  managed: true
  doubleEntry: false
  appendOnly: true
  tamperEvident: true
  sealed: false
properties:
  framework:
    type: "enum"
    values: ["hyperledger-fabric", "ethereum", "bitcoin"]
    default: "hyperledger-fabric"
  edition:
    type: "enum"
    values: ["starter", "standard"]
  votingPolicyGoverned:
    type: "boolean"
    default: true
  privateLinkAccess:
    type: "boolean"
    default: true
  maxTransactionSizeMb:
    type: "integer"
    default: 4
```

Human page: https://localhost:3000/catalogue/components/aws-managed-blockchain