# Third-Party Notices

dsh-checkpoint-diff is licensed under the Apache License 2.0. It builds on the
following third-party works; their licenses are reproduced or linked below in
accordance with their terms.

## Runtime dependencies

| Package | Version | License | Purpose |
|---|---|---|---|
| [zod](https://github.com/colinhacks/zod) | ^4.x | [MIT](https://github.com/colinhacks/zod/blob/main/LICENSE) | Checkpoint record schema validation at the storage-domain boundary |

## Peer / host environment (provided by the DeepSeek Harness deployment)

| Package | License | Purpose |
|---|---|---|
| [@deepseek-ai/cordis](https://github.com/deepseek-ai/deepseek-harness) | MIT | Plugin runtime (host + browser) |
| [@deepseek-ai/dsh-session](https://github.com/deepseek-ai/deepseek-harness) | MIT | Session model consumed by the timeline |
| [@deepseek-ai/dsh-storage-domain](https://github.com/deepseek-ai/deepseek-harness) | MIT | `checkpoints` storage domain access |
| [dsh-checkpoint-rewind](https://github.com/PerryLink/dsh-checkpoint-rewind) | Apache-2.0 | Checkpoint producer whose storage this plugin reads |

## Development-only dependencies

| Package | License |
|---|---|
| esbuild | MIT |
| react / react-dom | MIT |
| jsdom | MIT |
| @deepseek-ai/* (test assembly) | MIT |

The full license texts of the Apache-2.0 and MIT licenses are available at
<https://www.apache.org/licenses/LICENSE-2.0> and
<https://opensource.org/license/mit> respectively.