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The Open Source Ward Weekly (9 September 2025)

The Open Source Ward Weekly (9 September 2025)

This has been a calm week for the open-source ecosystem, so the newsletter will be quite short this time. Enjoy!

The best of Github

Cognitive Load - A must read

Cognitive Load is a living document that explores how code complexity impacts developers’ mental effort. It highlights practical ways to reduce unnecessary cognitive load, like simplifying conditionals, preferring composition over inheritance, and avoiding shallow abstractions.

For me, it’s a must-read for developers who want to get better at their craft, standing alongside classics like the Design Patterns handbook and Cracking the Coding Interview

Whisper Live Kit

Local speech-to-text with speaker identification, built on state-of-the-art streaming research for ultra-low latency transcription. 🚀

It’s cool because it works directly in your browser with a simple backend, supports multiple languages, and scales from personal use to production deployments.

Bytebot - Open-Source AI Desktop Agent

An AI that has its own computer to complete tasks for you, meaning it can interact with a wider range of applications, handle more tasks, and... potentially mess up even more things.

On paper, it’s really cool, but in practice I can’t save the state of my computer to roll back if everything explodes, like I would with a code project. So, use it carefully!

Anyway, if you like a challenge, you can try the following prompt: “I just broke up, help me delete everything related to my girlfriend from my computer.”

In the news

Replays of the 2025 Open Source summit are available on YouTube