To start a subscription, download the OPengine launcher
Never. However, there are perks to having an active subscription, like access to select OPifex games source code, you'll help us keep the lights on, and eventually more perks like monthly royalty free assets of textures, models, music, etc.
Absolutely. Change it to your hearts content. Make a pull request and we'll get your changes merged into the main branch. Or keep the changes to yourself.
The only stipulation is you can't resell/redistribute the modified OPengine outside of your organization.
Lets talk! Please contact us at [email protected]
As the OPengine improves over time there could be, however your monthly rate will be fixed at the time you begin your subscription and it'll always be affordable. We still retain the right to change the pricing cost and/or pricing model at a future date and time.
Please contact us at [email protected]
Purchasing OPengine grants the licensee the rights to use the engine on any device. The license may be purchased by an individual or organization and may be used on an unlimited number of titles. Licensees recieve the source code for the library, but they may not distribute the source code. A purchased license applies to all future upgrades to the major version of OPengine, although not necessarily to future related projects. You may not resell your OPengine license. You may sell or otherwise distribute a product that uses OPengine, but you may not resell, lease, rent, transfer, or sublicense OPengine itself. Bundling OPengine into another development toolkit, SDK, or engine that you are selling as a product is not permitted. For example, you can't purchase a license to OPengine, rebrand it, and sell it as a simulation engine. If you are seeking an exception, please contact us via email and we'd be happy to work something out.
Purchasing OPengine grants the licensee the rights to use the OPifex Entertainment games. The license may be purchased by an individual or organization and may be used on an unlimited number of titles. Licensees recieve the source code for the games, but they may not distribute the source code or binaries. A purchased license applies to all future upgrades to the major version of OPifex Entertainment Games, although not necessarily to future related projects. You may not resell your OPifex Entertainment Games license. You may not sell or otherwise distribute a product that uses OPifex Entertainment Games, and you may not resell, lease, rent, transfer, or sublicense OPifex Entertainment games. Bundling OPifex Entertainment Games into another development game, application, or SDK that you are selling as a product is not permitted. For example, you can't purchase a license to OPifex Entertainment Games, rebrand it, and sell it under a new title. If you are seeking an exception, please contact us via email and we'd be happy to work something out.
YOU EXPRESSLY AGREE THAT DOWNLOADING THE SOFTWARE AND ANY USE OF THE SOFTWARE IS AT YOUR OWN RISK. NO WARRANTY, REPRESENTATION, CONDITION, UNDERTAKING OR TERM - EXPRESS OR IMPLIED, STATUTORY OR OTHERWISE - INCLUDING BUT NOT LIMITED TO THE CONDITION, QUALITY, DURABILITY, PERFORMANCE, ACCURACY, STABILITY, RELIABILITY, NON-INFRINGEMENT, MERCHANTABILITY, OR FITNESS FOR A PARTICULAR PURPOSE OR USE OF THE SOFTWARE IS GIVEN OR ASSUMED BY OPIFEX ENTERTAINMENT, LLP. ALL SUCH WARRANTIES, REPRESENTATIONS, CONDITIONS, UNDERTAKINGS AND TERMS ARE HEREBY EXCLUDED. OPIFEX ENTERTAINMENT MAKES NO WARRANTY THAT THE SOFTWARE WILL MEET YOUR REQUIREMENTS, OR THAT IT WILL BE UNINTERRUPTED, TIMELY, SECURE, OR ERROR FREE; IN NO EVENT SHALL OPIFEX ENTERTAINMENT BE LIABLE TO ANY PARTY FOR ANY DAMAGES INCLUDING WITHOUT LIMITATION, ANY DIRECT, INDIRECT, SPECIAL, PUNITIVE, INCIDENTAL OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, DAMAGES FOR LOSS OF BUSINESS PROFITS, BUSINESS INTERRUPTION, LOSS OF PROGRAMS OR INFORMATION, LOSS OF PROFITS AND SAVINGS AND THE LIKE), OR ANY OTHER DAMAGES ARISING - IN ANY WAY, SHAPE OR FORM - OUT OF THE AVAILABILITY, USE, RELIANCE ON, INABILITY TO UTILIZE OR IMPROPER USE OF THE SOFTWARE EVEN IF OPIFEX ENTERTAINMENT SHALL HAVE BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES, AND REGARDLESS OF THE FORM OF ACTION, WHETHER IN CONTRACT, TORT, OR OTHERWISE. BECAUSE SOME JURISDICTIONS DO NOT ALLOW THE EXCLUSION OR LIMITATION OF INCIDENTAL OR CONSEQUENTIAL DAMAGES, THE ABOVE EXCLUSIONS OF INCIDENTAL AND CONSEQUENTIAL DAMAGES MAY NOT APPLY TO YOU.
If you have any questions or concerns with the license terms, please contact us. We're very flexible.