Terms of Service

Last updated: July 23, 2026

1. Open Source License

Nuncio is licensed under the Apache 2.0 / MIT Open Source License. You are free to download, use, modify, distribute, and integrate Nuncio for personal, commercial, or institutional purposes without license fees.

2. Software Disclaimer ("As-Is")

NUNCIO IS PROVIDED "AS IS" WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, OR NON-INFRINGEMENT.

3. Third-Party Mail Services

You are responsible for complying with the Terms of Service of third-party mail providers (Google, Microsoft, Fastmail, Apple) when configuring Nuncio to access your accounts via IMAP, JMAP, or OAuth2.