Projects

Things I have built, half-built, or only ever pitched. The highlights are up top. Below is the whole timeline, newest first: shipped, evolved, archived, still live. The dynamic ones run on faked data so they keep working long after their servers are gone.

The timeline

2026

Nekode

live

Desktop pixel-art cats that keep an eye on your AI coding agents. Like Clippy, but useful.

ReactVite
2026

Summit

live

A procedural tower-climbing game. Deterministic maps, real physics, one bad idea after another.

PixiJSRapier2DAxumSQLite
2026

Wasouq

archived

A trust-first secondhand marketplace for the UAE. Co-founded, pitched, shelved.

ReactViteFastAPISupabase
2025

Eispark

archived

An early throwaway frontend for Eidolon, my synthetic-persona generator.

ReactGitHub Spark
2025

Focus

live

A single-task focus timer. Built mostly to stop me context-switching.

ReactGitHub Spark
2024

Presidio-structured

live

PII de-identification for tabular and semi-structured data. I wrote the presidio-structured package for Microsoft Presidio.

PythonPII
2024

Termus.AI

archived

A Dutch legal-AI search engine. Ran for a while in 2024, then wound down.

PythonPostgresOpenAI
2024

Wekt Labs

live

Privacy-safe data infrastructure. A side project.

2023

OpenAI Functools

archived

Simplified generation of OpenAI function-calling JSON metadata. Public archive.

PythonOpenAI
2023

78% MNIST accuracy using GZIP

shipped

Image classification with GZIP compression and k-NN, in under 10 lines of code.

Python
2023

Minimalist Team Tracker

live

Track daily activities with your team. Get motivated, stay accountable.

React
2022

Wildlife Classification

shipped

Lightweight wildlife classification on the edge. Master's research.

MLEdge
2021

The 1KB Club

shipped

A homepage under 1KB. Serverless, almost nothing, on purpose.

HTML
2021

hi.gy

evolved

A tiny digital index that pointed at everything else I ran.

HTML
2021

Welkom bij de Taalclub

shipped

The site for a book my mother co-wrote, about people who think in words.

WordPressPHP
2020

Plain

evolved

An older jakobs.dev, before this one. Plain HTML, a thesis, a pile of small pages.

HTMLJavaScript
2019

Finding Truth in Statistics

shipped

An interactive walk through Simpson's paradox, using the Berkeley admissions case.

ShorthandTableau
2017

Archaic

shipped

The oldest jakobs.dev that still survives. Org-mode, under construction, forever.

Org modeHTML

Misc