Tech
1,683 interactive pages · most loved first · page 43 of 71· Tonble one of these
Packet.School
A game-like way to learn networking, with interactive simulations, drag-and-drop network building, and a terminal experi…
Pagify
A free tool that turns a shared Google Doc into a clean website in under 30 seconds, with no signup required and no code…
PaintUp
A browser-based sketch-to-3D tool where you draw a 2D outline, turn it into a 3D model, save your work locally, and expo…
Pairckle
A ranking tool that builds your list of favorites by showing two options at a time and asking which you prefer, for more…
PairType
A typing trainer that finds your slowest letter transitions and drills them, aiming to raise your words per minute faste…
Palette
An online AI colorizer that turns black and white photos into realistic color images within seconds, free to try with no…
Panelle.js
A free browser tool for building comic book page layouts, letting you divide a page into panels of any shape and size be…
Particles in Flight
A WebGL experiment from a creative developer's portfolio showing glowing particles emitted and drifting in flight, react…
Passion PA
A free tool that builds one personal calendar feed from your interests, covering game launches, film premieres, album dr…
Passphrase Cracking Calculator
A calculator that estimates how long and how much money it would take to crack a word-based passphrase, assuming the wor…
PasteHub
A privacy-first clipboard tool that instantly recognizes what you paste, from JSON, JWTs, and Base64 to PDFs, images wit…
Pathfinding Visualizer
A grid toy where you draw walls, generate mazes and watch Dijkstra, A*, breadth-first and depth-first search race to fin…
PathFinding.js Visualizer
An interactive grid where you draw walls and watch algorithms such as A*, Dijkstra, and breadth-first search hunt for th…
Patrick Kage
A personal site built as a faithful Windows 98 desktop in the browser, made during lockdown to mimic the original look a…
Patternico
A free seamless pattern maker that lets you create unique repeating patterns and backgrounds online in a few clicks, rea…
Patternify
A CSS pattern generator where you paint a tiny pixel grid and instantly get a seamless repeating background, ready to pa…
PCBJam KiCad Demo
An early-access demo of KiCad running entirely in the browser, with example boards or your own project, no install and n…
PCE.js Classic Mac OS
A Mac Plus emulator running Mac System 7 right in the browser, with period apps like MS Word 4, Excel 2 and the game Ris…
PCjs Machines
Working JavaScript emulations of the original IBM PC and other vintage machines, booting real DOS, OS/2, and early Windo…
PDF Barber
A browser-based tool for splitting large PDFs into single pages or merging several into one, processed locally so your f…
PDF Debugger
A browser tool that opens a PDF and exposes its inner structure, objects, and streams so you can inspect and debug how a…
PDFescape
A free online PDF editor for filling forms, adding text and images, and annotating documents directly in the browser wit…
PDFNoLimit
A set of free PDF tools that edit text inside a PDF, merge, split, compress, and convert, all processed locally in your…
PDFTool
A privacy-first set of PDF tools that merge, sign, and encrypt files directly in your browser, so your documents never g…
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