Yellow Sun Systems
Superpowers for everyday people.
We build focused, thoughtful apps that help ordinary people do extraordinary things — tools that feel like superpowers.
Our Apps
DreamZone
A personal dream journal with AI-powered analysis. Capture your dreams, discover patterns, and unlock insights from your subconscious mind.
- Record and search your dreams
- AI-powered dream analysis
- Track mood trends over time
The Writing Sessions
A focused creative writing tool designed to help you build a consistent writing habit and push past the blank page.
- Timed writing sessions
- Distraction-free environment
- Track your writing streaks
Quill
⚗ PrototypeAn AI-centric spreadsheet with a flexible canvas — floating rich docs, images, shapes, slides, slide decks, and reusable grid snippets all in one place.
- Spreadsheet grid plus floating rich docs
- Images, shapes, slides, and full slide decks
- Reusable grid snippets for dashboards and templates
Dungeon Crawler Lucas
⚗ Proof of ConceptA multi-level dungeon survival game where a hero and friends must work together against creatures and magic — guided by The Announcer as they fight toward an uncertain freedom.
- Multi-level dungeon progression
- Hero and party cooperative survival
- Narrated by The Announcer
Solitaire
A clean, classic Klondike solitaire you can play right in your browser — no ads, no sign-up, just the cards.
- Classic Klondike gameplay
- Coach Mode to help sharpen your playing skills
- Plays instantly in your browser