Browse the index

Time Portal

Guess the era from AI-generated historical scenes

High QualityEditor's Pick

ai-videohistory

ShortReps

One-minute workouts for people who sit

Free Furigana Converter: Kanji to Hiragana

Free furigana converter: Add hiragana, katakana, or romaji to Japanese text, PDFs, images & ebooks.

bootstrapeditor

LexiClash

Free multiplayer word battles in the browser

fun

A lift-the-flap experience for adults.

bootstraptimer

Education

Dataguessr

Update your knowledge of the world.

supabasegame

YouTube Ad Blocker

Watch YouTube without ads using SkipCut YouTube Ad Blocker.

gamedata-tools

Developer

RisingEdge.pro

Learn digital hardware design in the browser: write VHDL and SystemVerilog, simulate, read waveforms, and synthesize ...

next.jsvite

Free Audio to Video AI

Free audio to video AI generator.

next.jsradix ui

Noeticmap

The world's first AI-powered platform for consciousness exploration research.

next.jsdata-tools

Shopli

Best AliExpress deals picked by AI

NewOpen SourceMultilingual

dealsshopping

Draw.Audio

Draw.Audio is a free online music maker.

apiimage

DoodleMate

DoodleMate brings a hand-drawn character to life — walking, dancing, and talking in your child’s own voice.

angularcolor

Touched Grass: Free X (Twitter) Badge Generator

Create a free badge for your X profile, share it with your audience, and prove you've touched grass—or earned another...

markdowndata-tools

AI Storybook Generator

Create a personalized story in 5 minutes using AI and in three simple steps.

next.jsgenerator

Productivity

Focusverse

Study or work in the Hogwarts library, a rainy lofi café, or Night City at dusk.

reactvite

PAYPHONE TAG

A real-world territory capture game using payphones.

vitegame

Bracket City

Solve nested clues to reveal a satisfying fact about this day in history.

Compare counties

A live choropleth of UK petrol and diesel prices by county and unitary authority.

🔧Walk Time Population Calculator

next.jsapi

Walk Time Population Calculator

Find out how many people live within a 5 to 60 minute walk of any point in the US, with population, income, and demog...

tailwind cssstripe

Metaballs

Metaballs, not to be confused with meatballs, are organic looking squishy gooey blobs.

🎮Anycrap 🛒 The Store of Infinite Products

reactgatsby

Anycrap 🛒 The Store of Infinite Products

Type anything into the search bar.

next.jsdata-tools

Maestro

AI product video ads for Shopify merchants

Feedback DevTools

Visual feedback that turns into code changes

SetPose: Free 3D Pose Maker

The easy to use pose maker for artists!

three.jseditor

Skyline Co-op

A tower builder built on democratic socialism instead of capitalism.

AI Mastering

AI mastering - professional online mastering.

next.jsremix

Imposketch

The draw-and-bluff party game

Free Online Space Planner

SpacePlanner is a free online space planner for drawing floor plans and layouts in your browser.

radix uidashboard

Developer

Web Audio Studio

Explore the Web Audio API visually.

astroeditor

999 Penguins

999 Penguins! Fun puzzle game

gamedata-tools

Search the BIRLS Database

Search the BIRLS Database - over 19.5 million records about deceased US veterans, from the US Department of Veterans ...

nuxtreact

Education

ArtisanForge

Embark on an epic journey through the Realm of Codexia.

Social

About Ideas Now

Find people to collaborate with by searching through the /about, /ideas and /now pages of 1000s of personal sites

sveltekitvite

Hyvector

Hyvector is a free, fast, and easy-to-use browser-based vector graphics (SVG) editor.

editordata-tools

Guruka

Free guided meditations, no signup required

ArtAtlas

Explore artworks, museums, churches and cultural sites through an interactive art map.

Treblo

Turn any idea into a full song.

next.jsremix

prompts.chat

Discover, collect, and share the best AI prompts for ChatGPT, Claude, Gemini, and more.

next.jsnuxt

NYC Subway Rat Detector

We asked subway riders.

timerdata-tools

Unflip

Flip square areas (2x2 or larger) to invert the colors.

editorgame

AI Room Design App with a Real Shopping List

Snap a photo and AI redesigns your room in 60 seconds — with a shopping list of real in-stock products, live prices, ...

next.jsdashboard

Social

Chirpper

Browse trusted posts from real, verified humans.

Eigendrum

Draw any shape and hear it as a drum.

NewOpen SourceAI Powered

dashboardgame

Microlandia, a Brutally Honest City Builder

Build and run a voxel city where each citizen, home, and company is simulated one by one.

gameimage

Edit•Photo

No ads, no popups, no cookies, no account.

editordata-tools

Skin Cancer Quiz

Test how well you can recognise skin cancer.

🎨M.C. Escher Print Gallery Shader

M.C. Escher Print Gallery Shader

M. C. Escher spiral in WebGL inspired by 3Blue1Brown

Titrate

Feel your meds working

Read the Tape

Five real hidden charts a day, same for everyone.

vitedashboard

Taylor Detector

Wondering if a product is made by Taylor Farms?

data-toolsapi

Nova3D

Type a sentence.

Agent Arena

Test your AI agent against 10 hidden prompt injection attacks.

next.jsdata-tools

Bible Both Ways

Discover how the Bible can be interpreted to support different perspectives on any moral question.

astrogame

cssQuake

Play a browser Quake port rendered as inspectable HTML and CSS 3D geometry through PolyCSS, with no WebGL or canvas r...

gamedata-tools

Roometron

Roometron is innovative online service to visualize, promote and design apartments in 3D.

Education

Constitutional Map AI

Compare constitutional texts from 190+ countries on an interactive 3D semantic map.

next.jschakra ui

Productivity

Tomoshibi

書いた言葉が消えていく執筆アプリ。A writing app where your words fade.

editordata-tools

Finance

Explore public views

Browse hundreds of free interactive financial calculators: rent vs buy, mortgage payoff, FIRE and early retirement, c...

sveltekitastro

Wario Synth

Search any song, fetch its real MIDI, and hear it reborn as authentic Game Boy chiptune music — free, instant, right ...