Archive of posts with category 'Open Source'

Nokia Composer on ATtiny85: ringtones on a chip the size of a fingernail

If you grew up in the late 90s or early 2000s, you probably remember the Nokia Composer. Not as an app, not as a feature on some settings page. You...

Tejashwi Kalp Taru
31 Mar 2026

The journey of ssd1306xled: from debugging to open source maintenance

I had some ATtiny85 chips lying around my desk. These 8-pin microcontrollers are popular for small projects: 8KB of flash, 6 GPIO pins, and enough grunt to run simple games....

Tejashwi Kalp Taru
03 Feb 2026