# Third-party notices

Diff Tools is GPL-3.0-or-later. Its direct runtime dependencies retain their own licences:

| Package                          | Pinned version | Licence      | Purpose                                        |
| -------------------------------- | -------------: | ------------ | ---------------------------------------------- |
| `@add-ideas/toolbox-contract`    |          0.2.3 | Apache-2.0   | Manifest validation                            |
| `@add-ideas/toolbox-shell-react` |          0.2.3 | Apache-2.0   | Shared Toolbox shell                           |
| `@xmldom/xmldom`                 |         0.9.12 | MIT          | Inert XML DOM parsing                          |
| `diff`                           |          9.0.0 | BSD-3-Clause | Bounded sequence alignment and unified patches |
| `lossless-json`                  |          4.3.1 | MIT          | Exact-decimal JSON parsing and serialization   |
| `papaparse`                      |          5.7.0 | MIT          | CSV and TSV parsing                            |
| `react` / `react-dom`            |         19.2.8 | MIT          | User interface                                 |

Release artifacts include the complete licence texts collected from every locked runtime package at `LICENSES/npm-runtime-licenses.txt`.