# Proxy non-standard license identifiers
To ensure license compliance, we proxy non-standard license identifiers and references to SPDX identifiers and map deprecated license identifiers as accurately as possible. Below is a list of common deprecated licenses and how we proxy them:
| Full Name | Deprecated License | Proxy to |
| ----------------------------------------------- | ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ | ----------------- |
| GNU General Public License v1.0 only | GPL-1.0 | GPL-1.0-only |
| GNU General Public License v1.0 or later | GPL-1.0+ | GPL-1.0-or-later |
| GNU General Public License v2.0 only | GPL-2.0 | GPL-2.0-only |
| GNU General Public License v2.0 or later | GPL-2.0+
GPL 2.0+
GPL 2.0
GPL 2.0 or later
GPL2
GPL2+
GPL2.0
GPL v2.0 License
GPL v2.0 license.
GPL version 2+
GPL+2
GPL2 License
GPL2 or later
GPL2.0
GPL2.0 License
GPL2.0+
GPLv2
gplv2
GPL GNU v2
GPL General Public Licence v2 and later
GPL (optional either v2 or any later version)
GPL Lv2
| GPL-2.0-or-later |
| GNU General Public License v3.0 only | GPL-3.0
GPL-3-0-only
GPL-3.0-only”
GPL-3.0 (only)
| GPL-3.0-only |
| GNU General Public License v3.0 or later | GPL-3.0+
GPL 3.0
GPL 3.0 or later
GPL-3-0-or-later
GPLv03
GPL (ver 3)
GPL-30
GPL-30.0 License
GPL3
GPL3+
GPLv3.0
GPLv 3.0
GPLv-3
GPLv.3
GPLv03
gpl\_V3
gpl v3
GPL GNUv3
GPL GNU-3.0
GPL GNU v3
GPL GNU 3.0
GPL Lv.3
GPL Lv3
GPL3v3
GPLb3+
GPLv3A
| GPL-3.0-or-later |
| GNU Library General Public License v2 only | LGPL-2.0 | LGPL-2.0-only |
| GNU Library General Public License v2 or later | LGPL-2.0+
LGPL 2.0
LGPL 2.0 license
LGPL V.2
LGPL Version 2.0
| LGPL-2.0-or-later |
| GNU Lesser General Public License v2.1 only | LGPL-2.1 | LGPL-2.1-only |
| GNU Lesser General Public License v2.1 or later | LGPL-2.1+
LGPL 2.1 or later
LGPL, version 2.1
LGPL v 2.1
LGPL v. 2.1
LGPL v 2.1+
LGPL ver 2.1
LGPL version 2.1
LGPL version 2.1 or later
LGPL version 2.1, or (at your option) any later version
| LGPL-2.1-or-later |
| GNU Lesser General Public License v3.0 only | LGPL-3.0 | LGPL-3.0-only |
| GNU Lesser General Public License v3.0 or later | LGPL-3.0+
LGPL v3+
LGPL 3.0 or later
LGPL Licence Version 3
LGPL-v3+
LGPLv3a
| LGPL-3.0-or-later |
If you have any further questions or need additional assistance, please refer to the [SPDX documentation](https://spdx.dev/) or [contact us](https://docs.debricked.com/overview/help).
---
# Agent Instructions: Querying This Documentation
If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question.
Perform an HTTP GET request on the current page URL with the `ask` query parameter:
```
GET https://docs.debricked.com/product/license-risk-management/proxying-non-standard-license-identifiers.md?ask=
```
The question should be specific, self-contained, and written in natural language.
The response will contain a direct answer to the question and relevant excerpts and sources from the documentation.
Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.