先看一张表格
起步时叫TinyERP，微小的ERP；
发展中期叫做OpenERP，开放的ERP；
历经10年积累的软件，客户群，开发支持用户群，开始构筑自己的商业模式。到8版本，改名为Odoo。
同时，软件协议也紧跟GUN的版本更新。
https://www.odoo.com/documentation/user/9.0/legal/licenses/licenses.html
odoo9的licenses原文
Odoo 9 Community Edition
Odoo 9 Community Edition is licensed under LGPL version 3 (also known as LGPLv3). See also the GPL FAQ and the compatibility matrix.
Odoo 9 Enterprise Edition
Odoo 9 Enterprise Edition is licensed under the Odoo Enterprise Edition License v1.0, defined as follows:
Odoo Enterprise Edition License v1.0
This software and associated files (the "Software") can only be used (executed, modified, executed after modifications) with a valid Odoo Enterprise Subscription for the correct number of users.
With a valid Partnership Agreement with Odoo S.A., the above permissions are also granted, as long as the usage is limited to a testing or development environment.
You may develop Odoo modules based on the Software and distribute them under the license of your choice, provided that it is compatible with the terms of the Odoo Enterprise Edition License (For example: LGPL, MIT, or proprietary licenses similar to this one).
You may use Odoo modules published under any license along with the Software, provided that their license is compatible with the terms of the Odoo Enterprise License (Including, but not limited to, any module published on the Odoo Apps Store on odoo.com/apps)
It is forbidden to publish, distribute, sublicense, or sell copies of the Software or modified copies of the Software.
The above copyright notice and this permission notice must be included in all copies or substantial portions of the Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON INFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
Odoo Apps
Unless otherwise stated, Odoo Apps by Odoo SA (including the website themes) are published under the Odoo Proprietary License v1.0, defined as follows
Odoo Proprietary License v1.0
This software and associated files (the "Software") may only be used (executed, modified, executed after modifications) if you have purchased a valid license from the authors, typically via Odoo Apps, or if you have received a written agreement from the authors of the Software (see the COPYRIGHT file).
You may develop Odoo modules that use the Software as a library (typically by depending on it, importing it and using its resources), but without copying any source code or material from the Software. You may distribute those modules under the license of your choice, provided that this license is compatible with the terms of the Odoo Proprietary License (For example: LGPL, MIT, or proprietary licenses similar to this one).
It is forbidden to publish, distribute, sublicense, or sell copies of the Software or modified copies of the Software.
The above copyright notice and this permission notice must be included in all copies or substantial portions of the Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
=====================
odoo9的licenses译文，仅供参考。
Odoo 9社区版
Odoo 9社区版根据LGPL version 3（也称为LGPLv3）授权。另请参阅GPL FAQ和compatibility matrix。
Odoo 9企业版
Odoo 9企业版是Odoo企业版许可证1.0版的许可，日发如下：
Odoo企业版许可证1.0版
该软件和相关文件（“软件”）只能用于（执行，修改，修改后执行）与有效的Odoo企业订购了正确的用户。
与Odoo S.A.有效合作协议，上述权限也被授予，只要使用被限制在一个测试或开发环境。
您可以根据软件开发Odoo模块，并将根据您所选择的许可证分发，只要它与Odoo企业版许可证的条款兼容（例如：LGPL，MIT，或专有许可与此类似）。
可以使用Odoo下的模块和软件一起的任何许可出版，条件是他们的许可证与Odoo企业许可证（包括条款兼容，但不限于，在Odoo应用商店上发表odoo.com/apps任何模块）
它是被禁止出版，分发，或销售软件的副本或软件的修改副本。
上述版权声明和本许可声明必须包含在所有副本或软件的主要部分。
本软件提供的“原样”，没有任何形式的明示或默示的担保，包括但不限于适销性，针对特定用途和非侵权的担保的担保。在任何情况下，作者或版权持有人承担任何索赔，赔偿或其他责任，不论是合同，侵权诉讼或者以其他方式，凡因，淘汰或与该软件或使用或其他交易在连接软件。
Odoo应用
除非另有说明，Odoo通过应用SA Odoo（包括网站的主题），均为Odoo专有许可V1.0下出版，日发如下
Odoo专有许可V1.0
该软件和相关文件（“软件”）仅可用于（执行，修改，修改后执行），如果你已经购买了从作者的有效许可证，通常通过Odoo应用程序，或者如果您收到的书面协议从该软件的作者（见版权文件）。
您可以开发Odoo模块使用该软件作为一个库（通常由依赖于它，将它导入并利用其资源），但没有抄袭软件的任何源代码或材料。您可以根据您选择的许可证分发这些模块，只要该许可证是与Odoo专有许可条款（例如：LGPL，MIT，或专有许可与此类似）兼容。
它是被禁止出版，分发，或销售软件的副本或软件的修改副本。
上述版权声明和本许可声明必须包含在所有副本或软件的主要部分。
本软件提供的“原样”，没有任何形式的明示或默示的担保，包括但不限于适销性，针对特定用途和不侵权的担保的担保。在任何情况下，作者或版权持有人承担任何索赔，赔偿或其他责任，不论是合同，侵权诉讼或者以其他方式，凡因，淘汰或与该软件或使用或其他交易在连接软件。
=========
Odoo 9 Community
odoo/odoo
LGPLv3 - can be used/modified/distributed by anyone
Project fully hosted on GitHub, access to anyone
Source code
Bug reports (also via Odoo Enterprise)
Pull Requests
Translations on Transifex.com
Odoo 9 Enterprise
odoo/enterprise
Proprietary license applies to Enterprise Apps only
→ Using requires Odoo Enterprise subscription
→ Modifications are allowed
→ Distribution only to Odoo Enterprise subscribers
Project fully hosted on GitHub, access to all partners
(+ some customers)
Source code
Bug reports (also via Odoo Enterprise)
Pull Requests
Translations on Transifex.com