Weird Experiments
65d ago
MeetingCost
A live € meter that shows what your meeting really costs.
Built with Claude Code
A
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Apps built with Claude Code
Single-file tools, calculators and little games shipped end-to-end with Claude Code — no login, free to try, and the source is often downloadable. Every build ships with an auto-generated 10-second trailer of it working. New Claude Code launches land on the feed continuously.
69 launches · updated continuouslyFilter & sort in Explore
Creative Tools
65d ago
ContrastKit
Check WCAG contrast, then fix failing colors in one click.
Built with Claude Code
Games
65d ago
FlipGrid
A daily lights-out puzzle. Flip every tile off, beat par.
Built with Claude Code
Creative Tools
65d ago
GradientForge
Forge gorgeous CSS gradients and export them anywhere.
Built with Claude Code
Creative Tools
65d ago
HueForge
Forge color palettes you can actually ship.
Built with Claude Code
Micro SaaS
65d ago
InvoiceForge
Facturas profesionales con IVA e IRPF y PDF en un clic.
Built with Claude Code
Developer Tools
65d ago
JSONLens
Inspect any JSON: live tree, search, one-click dot-paths.
Built with Claude Code
Micro SaaS
65d ago
PipeDesk
Drag-and-drop sales pipeline that lives entirely in your browser.
Built with Claude Code
Creative Tools
65d ago
PixelPad
A tiny retro studio for drawing crisp pixel-art sprites.
Built with Claude Code
Developer Tools
65d ago
QRForge
QR codes forged from scratch — full ISO/IEC 18004, zero libraries.
Built with Claude Code
Developer Tools
65d ago
RegexRay
Test regex live: highlighted matches, groups, replace preview.
Built with Claude Code
Productivity
65d ago
TimeDock
One-click project timers with a week view and billable totals.
Built with Claude Code
Productivity
65d ago
TokenTally
Live character, word & token counts with platform limit bars.
Built with Claude Code
Games
65d ago
TypeDash
Zen typing speed test with live WPM, accuracy, and sparklines.
Built with Claude Code
Productivity
65d ago
BillSplit
Divide gastos de grupo y salda cuentas con los pagos mínimos.
Built with Claude Code
Productivity
65d ago
FocusTide
A serene pomodoro dial: focus cycles, gentle chimes, daily tally.
Built with Claude Code
Productivity
65d ago
HabitLoop
Streak-first habit tracker with a 12-week heatmap.
Built with Claude Code
Productivity
65d ago
MarkPad
Write Markdown on paper-warm cream, watch it render live.
Built with Claude Code
Developer Tools
64d ago
UnitLab
One value in, every unit in the category out — instantly.
Built with Claude Code
Developer Tools
64d ago
KeyForge
Forge strong passwords & passphrases, entirely in your browser.
Built with Claude Code
Productivity
63d ago
Amortize
See what your loan really costs — and how extra payments beat it.
Built with Claude Code
Developer Tools
61d ago
Cronwise
Decode any cron expression: plain English, next runs, live grid.
Built with Claude Code
Productivity
60d ago
Grove
See how a small monthly habit grows into real money.
Built with Claude Code
Games
65d ago
Capybara Delivery
Pedal a food-delivering capybara through a 3D city of capybaras.
Built with Claude Code
Productivity
58d ago
Circuit
A big-ring interval timer for HIIT, Tabata & circuits.
Built with Claude Code
Micro SaaS
50d ago
Breakeven
Find the exact unit where your product starts making money.
Built with Claude Code
Developer Tools
49d ago
Easely
Shape CSS easing curves you can feel, then copy the code.
Built with Claude Code
Productivity
49d ago
Big Day
A beautiful live countdown to any date, ticking in real time.
Built with Claude Code
Productivity
48d ago
Lull
Follow the orb through calmer breaths — box, 4·7·8, coherent, relax.
Built with Claude Code
Creative Tools
48d ago
Cadenza
A metronome with a real swinging pendulum.
Built with Claude Code
Productivity
47d ago
Meridian
Find the meeting time that wakes the fewest people worldwide.
Built with Claude Code
Productivity
47d ago
MPLS Coffee
Browse every independent coffee shop in Minneapolis and Minnesota.
Built with Claude Code
Games
47d ago
Ennead
A calm, classic sudoku with pencil notes and a quiet timer.
Built with Claude Code
Creative Tools
46d ago
Crest
Layered SVG waves for your next hero section.
Built with Claude Code
Productivity
45d ago
RateCraft
Know exactly what to charge as a freelancer.
Built with Claude Code
Productivity
45d ago
Rounds
A hands-free HIIT interval timer that runs your whole workout.
Built with Claude Code
Productivity
44d ago
Slumber
Find the best time to fall asleep — or wake up.
Built with Claude Code
Productivity
44d ago
Snowball
See how small, steady savings compound into something big.
Built with Claude Code
Productivity
44d ago
Spindle
Spin a colorful wheel to pick a random name, winner or decision.
Built with Claude Code
Productivity
44d ago
Huddle
Shuffle any list of names into fair, random teams in one click.
Built with Claude Code
Developer Tools
43d ago
Transmute
Encode, decode & inspect — Base64, URL, JWT, hex, HTML, offline.
Built with Claude Code
Developer Tools
43d ago
Unfurl
See how your link unfurls on Google, X, Slack & more — then copy the tags.
Built with Claude Code
Productivity
43d ago
Redline
Compare two texts and see exactly what changed, word by word.
Built with Claude Code
Creative Tools
42d ago
Framewise
Any width × height, resolved to a ratio you can see.
Built with Claude Code
Games
40d ago
Tessera
Slide the tiles, merge matching numbers, chase 2048.
Built with Claude Code
Creative Tools
40d ago
Ivory
See any chord or scale light up on the piano keys.
Built with Claude Code
Developer Tools
38d ago
Umbra
Move the light, and Umbra casts the CSS shadow.
Built with Claude Code
Productivity
37d ago
Portion
Scale any recipe up or down — servings, fractions and all.
Built with Claude Code
Creative Tools
36d ago
Thump
Program a beat across five drums — tempo, swing and all.
Built with Claude Code
Games
35d ago
Quarry
A warm, hand-set minesweeper — read the numbers, flag the mines.
Built with Claude Code
Creative Tools
34d ago
Stanza
Turn a base size and a musical ratio into a harmonious type scale.
Built with Claude Code
Productivity
34d ago
Nourish
Your daily calories & macro split, in one glance.
Built with Claude Code
Productivity
33d ago
Rivet
Read faster — one word at a time, with your eyes fixed.
Built with Claude Code
Developer Tools
31d ago
Recase
Convert text between any case — camelCase, snake_case & more.
Built with Claude Code
Productivity
31d ago
Bureau
Convert any currency offline, at the rate you set.
Built with Claude Code
Games
30d ago
CHOP FIRST
Browser racing game built entirely with Claude Code — not a single line written by hand.
Built with Claude Code
Creative Tools
30d ago
Daybreak
Golden hour, sunrise & sunset for any day, anywhere.
Built with Claude Code
Productivity
29d ago
Lucid
Score your writing's reading ease and flag the hardest lines.
Built with Claude Code
Games
28d ago
Coil
The classic snake, warm and wrap-around.
Built with Claude Code
Games
26d ago
Quintle
Guess the hidden five-letter word in six tries.
Built with Claude Code
Creative Tools
8d ago
Dollop
Squish out organic blob shapes, copy them as SVG or CSS.
Built with Claude Code
Productivity
8d ago
Elapse
Your exact age, the span between dates, and date math — offline.
Built with Claude Code
Developer Tools
8d ago
Epoch
Convert any Unix timestamp — seconds or millis — instantly.
Built with Claude Code
Developer Tools
8d ago
Glide
Design CSS easing curves you can feel.
Built with Claude Code
Developer Tools
7d ago
Gridsmith
Draft CSS grids visually, then copy the code.
Built with Claude Code
Creative Tools
4d ago
Kirigami
Cut CSS clip-path shapes you can actually copy.
Built with Claude Code
Productivity
3d ago
Divvy
Split your take-home into needs, wants and savings.
Built with Claude Code
Productivity
2d ago
Legible
See how easily your writing reads — as you type.
Built with Claude Code
Productivity
13h ago
Crux
Weight the trade-offs and find the clear choice.
Built with Claude Code