> For the complete documentation index, see [llms.txt](https://docs.ont.io/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.ont.io/decentralized-identity-and-data/ddxf/solutions.md).

# Solutions

- [Marketplace](https://docs.ont.io/decentralized-identity-and-data/ddxf/solutions/marketplace.md): Data resource exchange platform
- [Deployment](https://docs.ont.io/decentralized-identity-and-data/ddxf/solutions/marketplace/deployment.md): Deploying a custom marketplace
- [Scenarios](https://docs.ont.io/decentralized-identity-and-data/ddxf/solutions/marketplace/scenarios.md): Marketplace solution potential rundown
- [SaaS Tenant](https://docs.ont.io/decentralized-identity-and-data/ddxf/solutions/marketplace/saas-tenant.md): Use Ontology's generic marketplace server
- [Java SDK](https://docs.ont.io/decentralized-identity-and-data/ddxf/solutions/marketplace/java-sdk.md): Marketplace SDK reference
- [Data Storage](https://docs.ont.io/decentralized-identity-and-data/ddxf/solutions/data-storage.md): Data Storage service using Ontology's DDXF
- [Deployment](https://docs.ont.io/decentralized-identity-and-data/ddxf/solutions/data-storage/deployment.md): Deploying the storage service
- [Java SDK](https://docs.ont.io/decentralized-identity-and-data/ddxf/solutions/data-storage/java-sdk.md): Storage SDK documentation
- [Resource Auditor](https://docs.ont.io/decentralized-identity-and-data/ddxf/solutions/resource-auditor.md): DDXF resource auditor solution for resource providers
- [Offline Judge](https://docs.ont.io/decentralized-identity-and-data/ddxf/solutions/offline-judge.md): An arbitrator to help resolve disputes off-chain