INDEPENDENT WEB PROJECTSSEOUL / KR
GHMUN
01 / INTRO
When I'm curious,
I keep digging.
Religion, investing, real estate, books, culture, play — the subject changes, the method doesn't. Look the question up in real data, then build something to check it.
SCROLL32 / 32NO FIXED SUBJECT
02 / METHOD
Turning
curiosity into sites.
curiosity into sites.
I don't stop at collecting search results. I find the data, clean it up, compare it, and build an interface you can actually use.
01RESEARCH
02DATA
03BUILD
04VERIFY
03 / PROJECT INDEX
WORK.
32PROJECTS05MAPS
ghmun.com/en/scale_opus5.5
SCALE / FEATURED
Scale Odyssey Opus 5.5
62 orders of magnitude from the cosmos to the Planck length — a seamless 3D zoom down through real satellite imagery, terrain and buildings of Gwanghwamun to a fingertip's whorls.Read the making-of →
OPEN PROJECT →
01
Culture · Places / 2026 Korean only
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BTS MAP
Public places in Seoul connected to BTS, gathered on one map.Read the making-of →
02
Culture · Places / 2026 Korean only
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Walking Architecture
Modern and contemporary buildings you pass on a walk — a location-based architecture tour map.Read the making-of →
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Culture · Places / 2026 Korean only
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Literary Map
The houses where novels were born and the alleys writers walked — places from Korean literature on one map.Read the making-of →
04
Nature / 2026 Korean only
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Korea Tree Map
More than 10,000 protected and veteran trees across Korea, plus the street trees around you, on one map.Read the making-of →
05
Nature / 2026 Korean only
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Seoul Otter Map
Otters are back in the Han River — traces of the 27 individuals confirmed by DNA surveys, on one map.Read the making-of →
06
Culture · Places / 2026 Korean only
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Seoul Sky
From 78 free rooftop gardens to paid observation decks — 90 skyline views of Seoul on one map.Read the making-of →
07
Culture · Places / 2026 Korean only
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Sweden, Read and Walk
From Stockholm to Kiruna — stories of buildings, books and people, locals' cafés and restaurants, the archipelago and Lapland: 107 places on one map.Read the making-of →
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Investing / 2026 Korean only
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Employee Stock Ownership (ESOP)
How much did employees actually make on their company's employee share plans?Read the making-of →
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Investing / 2026 Korean only
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Stock Options
Employees who got stock options — what are they worth now? Multiples over strike price, all in one place.Read the making-of →
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Investing / 2026 Korean only
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Memberships, Afterwards
Golf and resort memberships bought back then — what are they worth now?Read the making-of →
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Real Estate / 2026
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Apartment Lotteries, Afterwards
Only the winners smiled — what new apartments sold for versus what they're worth now.Read the making-of →
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Real Estate / 2026
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Shops & Officetels, Afterwards
Shopping-mall units in Wirye, Misa and Garden Five, officetels in Dongtan, Sangbong and Changdong — sale price versus today.Read the making-of →
13
Mini Games / 2026 Korean only
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KBO Fan Quiz
A real Korean baseball fandom test with 1,400 questions — from casual fan checks to die-hard challenges.Read the making-of →
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Mini Games / 2026 Korean only
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Cat Finder
A Minesweeper-style game: find hidden cats and collect 300 breeds.Read the making-of →
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Mini Games / 2026 Korean only
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Bloom Sudoku
A cozy puzzle game: solve sudoku to dress up a bunny and grow a garden.Read the making-of →
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Mini Games / 2026 Korean only
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Block Yard
A Minecraft-style voxel landing page where you break and stack blocks.Read the making-of →
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Mini Games / 2026 Korean only
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Mallang Chain
A falling-block puzzle battle: pop four same-colored blobs and chain combos to dump garbage on the computer's board.Read the making-of →
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Mini Games / 2026 Korean only
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Chunkey
Roll the stone, run and throw your spear to land it closest to where the stone stops — an ancient Native American game.Read the making-of →
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Mini Games / 2026
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If You Were Born
From 100,000 years ago to today: pick an era and a whole life unfolds, drawn from real birth distributions and death rates.Read the making-of →
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Reading · Ideas / 2026 Korean only
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365 Books
One book and one sentence from it for every day — a 365-book reading calendar.Read the making-of →
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Reading · Ideas / 2026 Korean only
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E-reader Comparison
From Kindle to Crema to BOOX — every e-reader released, side by side.Read the making-of →
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Reading · Ideas / 2026 Korean only
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Translation Archive
Same classic, different translations — editions and sentences side by side.Read the making-of →
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SCALE / 2026
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Scale Opus 5
From the edge of the universe (10²⁷ m) to the Planck length (10⁻³⁵ m) — a map of size, one order of magnitude at a time.Read the making-of →
26
SCALE / 2026
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SCALE ASTRA
An unbroken 3D zoom from the observable universe to the Planck length — 72 destinations placed on JPL orbits and real terrain and buildings.Read the making-of →
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SCALE / 2026
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Scale Gemini 3.6
A 3D zoom from the observable universe to the Planck length across 42 photoreal objects, with search and a comparison lab.Read the making-of →
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SCALE / 2026
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Scale Gemini 3.8
A 19-step scale explorer from the Planck length to the observable universe, built with a card-style HUD and sound.Read the making-of →
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Nature / 2026
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Mantis World
The insect that turns its head to look at you — mantis anatomy, species in Korea and the world, how to keep one, and a fly-hunting game.Read the making-of →
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Religion / 2026
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Seeing Religion
What's left once you remove authority? Eight religions answer with their identities hidden, paired off until you choose one.Read the making-of →
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Religion / 2026
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WORLDVIEW
Not what you believe but why — answer yes or no and watch your belief style on six axes and your match with 14 religions and worldviews in real time.Read the making-of →
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Reading · Ideas / 2026 Korean only
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2,000 Everyday Words
1,000 basic + 1,000 advanced everyday English words with Korean meanings, learned through 4-choice quizzes and spaced repetition.Read the making-of →
04
So many
questions.
questions.
Books, investing, real estate, culture, places, games. Different subjects, same approach: find the information and turn it into a screen myself.
05 / MAP WORLD
PLACE
INDEX
Projects that read the city of Seoul through data.
37.5665° N / 126.9780° E
06 / THIS SITE
GHMUN.COM is a collection of side projects by one person. Each one picks a single question, checks it all the way through with public sources, and turns the result into something anyone can use. About the site
06 / HOW DATA IS HANDLED
Numbers come from sources you can check — public filings, official transaction records, papers. Values that can't be confirmed are left blank. If you spot an error, let me know and I'll fix it.
06 / READ MORE
Every project has a making-of: what I set out to build, which sources I used, and what went wrong along the way.
07 / NEXT
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