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Donate
Show your appreciation for OpenBLT
and support future development by
donating.
OpenBLT is an open source bootloader that can run on any microcontroller and use any type of communication interface to perform software updates, without the need of specialized debugger hardware. Example applications are:
OpenBLT is open source and licensed under version 3 of the GNU GPL. OpenBLT is free under this license and can be freely used and distributed under its terms.
The freedom that this GNU GPL license offers, comes with responsibilities and side effects that are not always desirable. This is especially the case if you want to integrate OpenBLT in your closed source product and/or don’t want your customers to know that your product contains OpenBLT.
As an alternative, OpenBLT can be made available under a commercial license. Under the commercial license, OpenBLT does not contain any references to the GNU GPL. Refer to the following license comparison matrix to determine the OpenBLT license your product requires.
Question | GNU GPL version 3 | Commercial License |
---|---|---|
Is OpenBLT free? | yes | no |
Do I have the right to change the OpenBLT source code? | yes | yes |
Can I use OpenBLT in my closed source product? | no | yes |
Do I have to open my source code? | yes | no |
Do I have to open source my changes to OpenBLT? | yes | no |
Do I have to offer the OpenBLT source code to users of my product? | yes | no |
Do I have to document that my product uses OpenBLT? | yes | no |
Can I redistribute OpenBLT in source code format? | yes | no |
Can I receive professional technical support on a commercial basis? | no | yes |
Using the online quote generator, you can obtain both pricing information and the actual quote for your OpenBLT commercial license. To obtain the commercial license, simply submit a purchase order to Feaser using the instructions found on the quote. For additional information about the commercial license, feel free to contact Feaser (info@feaser.com).
The OpenBLT bootloader project is sponsored by Feaser. Feaser’s engineering services range from getting the OpenBLT running on your hardware all the way to creating a tailor-made bootloader solution that fits your specific requirements.
Feaser even offers maintenance and support contracts, so you can be certain there is always someone available to answer your questions and solve your bootloader related problems.
For more information, visit the Feaser website.