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© Lewis Westbury 2026

A quick guide to running your own tile server, with a geo database populated from OpenStreetMap data.

Exploring your personal Netflix viewing history…

TLDR

If you’d like to generate your own Netflix data visualisation, feel free to make use of this Jupyter notebook:

This is a quick guide to some of the features of the Semantic Kernel, a Software Development Kit that simplifies integration of language models into your own applications.

A tool to design 3D printed crossword puzzles.

Generating 3D crossword models

I’ve been working on a tool to generate crossword designs using OpenSCAD. The output is an STL file that you can use with your favourite slicer and send to a 3D printer. It’s open source, and you’re free to plunder it for tips, techniques, or to generate your own…

Presenting a simple template to develop, publish, and test a simple C# service backend on AWS, with serverless Lambda functions, supported by DynamoDb, behind an API Gateway, and protected by Cognito auth.

It took me 3 weeks to complete the day 11 puzzle for Advent of Code on a BBC Micro this year, and you’d be hard pressed to describe my solution as “proportionate” or “necessary”…

I’ve been working on a pet project recently: Consensus games are a fun new way to play together through social media…