Tech
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LogicEmu
An online logic simulator where you build and run digital circuits on a grid of characters, from basic gates up to large…
Logo Crunch
A free in-browser tool that turns a logo into a multi-resolution set, generating a favicon and iOS and Android app icons…
Logo Grabber
A free tool where you paste a list of brand names and download clean transparent PNG logos in bulk, covering more than 1…
Logo Search
An instant search engine over more than 570,000 SVG logos from 140 sources, letting you find, preview, and copy brand ma…
LoL Math
A League of Legends item optimizer and build calculator that weighs runes, enemy team composition and playstyle to find…
London Integers
A deadpan parody of artisanal culture that lets you create your own hand-crafted 64-bit unsigned integer, one of a famil…
London Live
A real-time 2D map of London's public transport network that shows vehicles moving across the city as they run, handy fo…
Lookalike Link Checker
A free checker that exposes fake lookalike letters, leetspeak and kerning tricks like rn versus m in a pasted link, reve…
Loot Drop
A graveyard of more than 1,100 failed startups, each with a case study on why it died and how its idea might be rebuilt…
Lorem Ipsum Generator
A minimal generator that produces placeholder Latin filler text in custom lengths of paragraphs, sentences, or words for…
Lorem Ipsum Generator
The original web home of the ubiquitous placeholder Latin text, generating dummy paragraphs used across the design world…
Lorem Picsum
A placeholder image service that serves free random photographs at any requested size, widely used by designers and deve…
Losing Sight
Accessibility expert Leonie Watson writes a candid first-person account of losing her sight over a few months, and of le…
Lost at SQL
A text-based game that teaches SQL through puzzles you solve with queries, aimed at data scientists and marketers who wa…
Lost Language of the Machines
An interactive storybook that teaches kids how computers work through illustrated pages and small playful interactions,…
Lou's Pseudo 3D Page
A classic walkthrough of how old arcade racers like OutRun faked 3D roads with scanline tricks, with diagrams and code s…
Low-background Steel
A hand-maintained catalogue of data sources whose contents predate or exclude AI-generated material, from old web crawls…
Low-Level Academy
An explorable systems programming course whose lessons use interactive diagrams, starting with UDP sockets and frames an…
Low-tech Magazine
A solar-powered website questioning high-tech solutions, with researched essays on forgotten technologies, sustainable l…
Lowww
A curated directory of lightweight, low-carbon websites with page weights and emissions estimates, showing how lean and…
Luciano Mammino's Blog
A developer blog by Luciano Mammino with tutorials and articles on Node.js, JavaScript, serverless, AWS and web developm…
Lucid
Type a prompt and watch a small open language model think: Lucid shows which concepts surface at each layer before it an…
Luculent
A new font designed for code and terminals, introduced on a page that shows how it looks so you can judge it before putt…
Ludum Dare
One of the longest-running online game jams, challenging developers to create a game from scratch in 48 or 72 hours ever…
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