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Questions tagged [open-source]

Open-source software is software with the source code being freely available, so that users can access, modify, and re-distribute it. Typically used in collaborative development (e.g. Linux and GNU).

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How can I use the free version of Qt to create a GUI for the Raspberry Pi?

I am working on a project that requires high-medium quality GUI. I am thinking of cross compiling from Windows to Raspberry Pi or from Ubuntu to Raspberry Pi. Also, I do not know which one of those ...
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1answer
231 views

Kernels running SCHED_FIFO and SCHED_RR scheduling policies respectively for Raspberry Pi 3

I want to create two kernels for the Raspberry Pi 3. One running all the processes with only the SCHED_FIFO policy, the second running the processes with only the SCHED_RR policy. Can somebody help ...
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1answer
146 views

Why did the makers of the pi have an entirely new game made (minecraft-pi)?

Minecraft-pi comes with the free rasbian OS, i.e. is free. Minecraft is not an open source game, and is quite probably a trademark. what I would like to know, is why they made a new, non-open-source ...
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2answers
560 views

Open Source Raspberry Pi software and SD card libraries

I understand that Raspberry-Pi uses most open source software. I was not able to find the software stack that is used to access the SD card over SD protocol in the Raspberry-Pi although I did carry ...
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2answers
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Raspberry Pi 3 usable with fully free software?

In the Free Software Foundation's May 2013 review of single board computers, the Raspberry Pi was found to have fatal flaws for use in a free (libre) software environment: The Raspberry Pi requires ...
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1answer
706 views

Raspberry Pi Compute Module Product Open Source License Considerations

I am planning on selling a product based on the Raspberry Pi Compute Module. It runs standard Raspbian, with several 'non-default' software packages installed using 'apt-get install', and the GUI is ...
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1answer
4k views

Raspberry Pi Zero usable with fully free software?

In the Free Software Foundation's May 2013 review of single board computers, the Raspberry Pi was found to have fatal flaws for use in a free (libre) software environment: The Raspberry Pi requires ...
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3answers
750 views

Locking a C++ binary to the RPi serial number

I see that each RPi has a serial number that is accessible by reading /proc/cpuinfo. How secure is it for me to tie such serial number to my C++ binary when I want to lock that binary to a single RPi ...
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1answer
230 views

Compiling source code fundamentals: general steps to compile some program for any Linux

I have compiled source codes some times for some Linux programs, so I was wondering if it could be done too for Raspberry. I have a Raspberry Pi 2 running Ubuntu v14.04.2 LTS. I don't know if the ...
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2answers
262 views

What non-viral-licensed free open-source OS to use?

I'm thinking of buying a Raspberry Pi and putting some open source OS/kernel on it so I can modify it into my own OS with my own apps. The device would be a simple PC that I can pull out of my pocket ...
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2k views

Where can I find good Open Source UAV software for a raspberry pi?

I hate asking this question here but this is why: Aviation Stack Exchange is full of hobby plane enthusiasts My question has to do more with coding that it does aviation That being said, I've looked ...
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3answers
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How is Raspberry Pi “open source” if it uses ARM?

All I've ever heard about Raspberry Pi is that its an "open source" SoC. But I see that the CPU inside the BroadCom SoC is an ARM chip. My understanding of open source hardware is that every single ...
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1answer
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What firmware parts non opensource (yet)?

What parts of the RaspberryPi (A,B,B+) are not open-source (yet)? I mean any part of the device which requires some kind of software to run.
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1answer
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Raspbian: Download sources of older packages

I want to sell embedded devices powered by Raspberry Pis and Raspbian (without the non-free software). I want to distribute the sources of the os distribution with the devices (mainly to satisfy GPL ...
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1answer
681 views

Debugging problem with GPIO serial pins

I've been trying to run a port of a small RTOS called ChibiOS on my Raspberry Pi, and am having trouble with the serial communications. Specifically, when I use a UART connected at 3.3V to the GPIO ...
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3answers
13k views

Level of Hackability of raspberry pi

I have been working with embedded systems (mostly micro controllers) for about 3 years. I want to know how much of RPi of actually open source?? I know arduino gives us complete details of hardware /...
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2answers
4k views

Installing dependancies

I am trying to build some packages from source and I get messages that say I need the following: -glib2 (DONE) (apt-get install glib-2.6) -directfb -libpng -m4 (TRIED) I got this installed but ...
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4answers
9k views

How free is Raspberry Pi?

Is it legal to freely manufacture, distribute and modify Raspberry Pi? Does Raspberry Pi have a license? Are the hardware documentations and specs available to the public? Are there any restrictions ...
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2answers
5k views

Is the BCM2835 (Broadcom SoC) proprietary to the Raspberry Pi organization?

I ask because assuming someone wanted to manufacture their own (large) batch of RPi's, the major component that would be most difficult to procure is the Broadcom SoC (see here.) If obtaining this ...
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2answers
1k views

Where can I find the schematics and supporting design documents for the hardware?

I've tried to search for this online, but other than a few posts on the Raspberry Pi blog, I can't find an official source of the design documentation for the hardware. It was my understanding that ...