Jere Codes
Developer Notes & Technical Dispatches
November 2026 · Day 5 of 30
#30DayMapChallenge
A map a day, every day of November. Latest: Day 6 · Vintage.
About — Full-stack developer focused on maps, interactive tools, and research-driven projects.
Maps & Cartography
Research
Arctic Northern Sea Route
Interactive analysis of how climate change is opening a strategic trade route that could reshape global shipping
Read analysis →Rare Earth Minerals Report
Research-backed analysis of global critical mineral production and future trends
View report →Freiburg Area Exploration
Interactive dashboard exploring housing, climate, transportation, and quality of life in the Freiburg region
Explore area →Tools & Projects
Map Image Overlay
Place, scale, and rotate images on an interactive map
Launch tool →Solar Battery Calculator
Calculate solar panel and battery requirements for off-grid living
Launch calculator →Runway Guesser
Identify airports from their runway layouts alone — daily challenges and 200 airports
Play game →QuadQuest
Bauhaus-styled geometry game for practicing quadrilateral proofs
Play game →SVG Indoor Map Editor
Edit SVG-based indoor maps from Mappedin
Launch editor →Speed Reader
Read one word at a time with adjustable speed settings
Open tool →Mappedin Demo Map Explorer
Browse and visualize public demo indoor maps from Mappedin
Explore maps →Mooseum ↗
Museum wayfinding and guidance application
Visit site →Beaverfacts.com ↗
Fun beaver facts with a cute mascot
Visit site →NWSRM ↗
A nightly news digest on research, AI and technology, researched and written by Claude
Visit site →