The Good Tech Companies - Why Bluetooth Development Sucks—and How SimpleBLE Fixes It

Episode Date: July 3, 2025

This story was originally published on HackerNoon at: https://hackernoon.com/why-bluetooth-development-sucksand-how-simpleble-fixes-it. Discover why Bluetooth development is challenging and how SimpleBLE simplifies it with a user-friendly, cross-platform Bluetooth library. Check more stories related to programming at: https://hackernoon.com/c/programming. You can also check exclusive content about #open-source, #bluetooth, #connectivity, #iot, #techinnovation, #software-development, #bluetooth-low-energy, #good-company, and more. This story was written by: @californiaopensource. Learn more about this writer by checking @californiaopensource's about page, and for more stories, please visit hackernoon.com. Bluetooth development is complex due to inconsistent APIs across platforms like iOS, Android, Windows, and Linux. SimpleBLE is a user-friendly, cross-platform Bluetooth library that simplifies integration for C, C++, Python, Java, and Rust, trusted by industries like healthcare and automotive. Commercial use requires a license, but non-commercial use is free, with free licenses available for small projects.

This audio is presented by Hacker Noon, where anyone can learn anything about any technology. Why Bluetooth development sucks, and how simple BLE fixes it. By California Open Source. Have you tried to hack on a Bluetooth device or build something with BLE, only to find out that existing software libraries to do so are completely inadequate? We have as well, I mean, don't get me wrong, when it comes to writing an application to communicate with a Bluetooth device, both Android and iOS have good functional support and workable APIs. However, if you start to look deeper into how their APIs were designed, you'll quickly start to notice differences in how the underlying architecture is built and the challenges that

lie ahead towards a production-grade implementation. For instance, on iOS, connecting to a peripheral device involves sending our request to the adapter object, which also handles connection callbacks. On Android, however, you need to subclass callbacks and juggle a trio of Bluetooth GAT callback, Bluetooth device, and Bluetooth GAT objects to manage your peripheral. These variations are not unique to device connections, but extend to pretty much to every single aspect around interacting with a Bluetooth device. The problem compounds even further when you add Windows and Linux into the mix, each one with their own quirks and unique

implementation details. This chaos basically leads to two major issues. One, current Bluetooth software tools are far from user-friendly. Much of the implementation complexity is all floated onto developers, significantly slowing their progress. Two, creating a cross-platform solution is a daunting task, as you must navigate the unique intricacies of each platform you want to support. These challenges have been haunting my career since before I graduated over a decade ago. Every new project at every new job would require me to reinvent the wheel every single time, wasting so much time and energy for what I knew should just be simple and straightforward. I had found many other projects trying to deliver on that promise, only to find that most of them were either abandoned or in the process of becoming abandonware.

As the saying goes, necessity is the mother of invention, so I decided to give it a try and build something better. That's how Simple BLE was born. Five years since word began, Simple BLE has evolved to become the go-to cross-platform Bluetooth library, designed for use in all kinds of environments with a very simple API that just works and trusted by industry leaders across healthcare, automotive, manufacturing, and entertainment. Instead of wasting hours and hours on wrapping each operating system's API, developers can now easily integrate Bluetooth capabilities into their projects effortlessly.

Simple BLE supports all major operating systems across C, C++, Python, Java, and Rust, with a lot more coming soon. Have a look at our example stow see how easy it is to get started. Commercial use of simple BLE requires a license, which enables us to sustainably maintain and enhance simple BLE, particularly given its growing adoption in critical sectors like medical and industrial applications. The revenue from commercial licenses allows us to provide robust support, maintain compatibility with evolving underlying APIs, and invest in

improvements that benefit all users. Non-commercial use is free and we also gladly offer free licenses for small or inchy resting projects, so don't hesitate to reach out. One last thing. If you're an open source creator eager to earn fairly for your work, join the waitlist for Mercantile by the California Open Source Company. Thank you for listening to this Hacker Noon story, read by Artificial Intelligence. Visit HackerNoon.com to read, write, learn and publish.