Welcome to the GNU Tools website
GNU Tools are free, user-friendly GNU toolchains for Renesas micros with free customer support across the world.
Not satisfied with just providing high-quality products, we also provide integration with the Renesas e2 studio and professional technical support for our products worldwide for free.
Register now for free and get unlimited downloads and support – it’s easy:
1. Register on our website
2. We’ll send your username and password by email
3. Login and download installers for your chosen tools
4. Run the installers
5. Develop your application using either the Renesas e2 studio or Makefiles
If you have any questions, just ask our experienced support team via this website, or talk to other users on our discussion forum.
Do You Need Technical Support?
Please find below quick answers to the list of most common questions asked by our users:
1. Where do I find my activation code?
2. My activation code does not work, what should I do?
Another source of useful information is our dedicated support forum, while questions about the site functionality and general overview are usually covered in the Frequently Asked Questions area of our site.
If you cannot find the answer to your question above, please open a new support request and we will assist you promptly.
The following below are the latest updates available on our site:
Do You Need Help?
If you need help navigating through this website, registering your account or requesting support, we have prepared an easy-to-use and comprehensive User’s Guide to GNU Tools.
Click here to read more about what this guide contains and how it may help you.
Get In Touch
CyberTHOR Studios Ltd. is an international software development and consultancy company, also offering consultancy services in connection with Renesas devices and software. We would be happy to discuss how we can help you.
Click here to visit our website and contact us.
Our growing community is formed by professionals all over the world, working in various fields of technology and different platforms. You are always welcome to register and become a part of it!