# PART 2: Existing subsystems to reuse instead of building be… (1)

Checks 1 to 4 of 12, each with its evidence

## What you can do here

- **Verify 1: Visa Trusted Agent Protocol code | none (pr…**: Verify: Visa Trusted Agent Protocol code | none (proprietary Visa terms) | Us…
- **Verify 2: OpenSanctions data | CC-BY-NC-4.0 | Blocks…**: Verify: OpenSanctions data | CC-BY-NC-4.0 | Blocks commercial use without a p…
- **Verify 3: Inngest | SSPL-1.0 | Avoid. Service-provide…**: Verify: Inngest | SSPL-1.0 | Avoid. Service-provider clause | LICENSE.md, acc…
- **Verify 4: Restate | BUSL-1.1 | Internal use OK. Canno…**: Verify: Restate | BUSL-1.1 | Internal use OK. Cannot offer Restate's APIs to…
- **Back**
- **Open Meet the research: 2.11 Licence flags: w**