Rudi K

Founder @ DoublOne

#778035410 followers 1 following

#5,482Last year

76 KP

>10,000All time

80 KP

+4 stacked products

About

Introducing Chat-Like Simplicity to Email · Building Privacy-First, User-Centered Products

Links

Aura AI

Introducing Cristalyse: Grammar of Graphics Charts for Flutter

DoublOne Early Access

DoublOne Roadmap

Why Cristalyse is Leading the 2025 Revolution

Creating DoublOne: The Technical and Design Challenges of Building a Privacy-First Email Client

Badges

Tastemaker

Gone streaking

Gone streaking 5

Maker History

GoldenDaySave the best of the web. Rediscover it in your GoldenDay.
PinkRainA gentle health journal
Nov 2025
LeedPDFFree PDF Annotation Tool that feels like sketching on paper
Glucose Media PlayerA Sleek VLC alternative with on-device AI subtitles.
Nov 2025
CaraMLAll your AI buddies in one app
Jul 2025

Forums

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6mo ago

LeedPDF for Mac - Smooth PDF annotation that feels like paper. Now on Mac

PDF annotator for Mac with buttery smooth drawing. Canvas optimized for pen/stylus - feels like real paper. Full annotation tools, keyboard shortcuts.

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6mo ago

Glucose Media Player - A Sleek VLC alternative with on-device AI subtitles.

Ultra-minimal video player for Windows. No-UI design, lightning-fast local AI subtitles. Open source, 4MB, runs on Windows 10+. Supports all formats. Privacy-focused, multi-language support. Built with Tauri by the creator of LeedPDF.

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7mo ago

LeedPDF for Windows - Smooth PDF annotation that feels like paper. Now on Windows

PDF annotator for Windows with buttery smooth drawing. Canvas optimized for pen/stylus - feels like real paper. Full annotation tools, keyboard shortcuts.