GPT Image 2.6 Explained: How an Image Model Creates GIFs
Understand how GPT Image 2.6 creates GIFs through coherent frames, sprite sheets, and timed playback, with an API example and a browser workflow.
Tools · Games · Insights
Useful tools.
Good games.
Sharp insights.
A2A is a small collection of free browser tools, quick games, and independent writing about technology. Open something useful — no account required.
Free to use, no sign-up Play in your browser Independent insights
Free browser tools
Small tools that do the job.
Converters, calculators, and checkers that run in your browser. No install, no sign-up, and no reason to open another tab.
12 Axes
Explore your political values across twelve independent axes. Choose 36, 60, or 240 questions, compare perspectives, and save or share your coordinates.
Open toolMorse Code Translator
Translate text and Morse code, hear real tones with adjustable speed and pitch, and download WAV audio — all in your browser.
Open toolReaction Time Test
Click when the screen turns green, complete five rounds, and see your average reaction time, fastest response, and personal best in milliseconds.
Open toolFace Rating
Upload one photo and get an AI face rating report poster — overall score, hairstyle, makeup, color and PSL analysis in 9 styles. Sample free, $3 per face report.
Open toolProtocol Explorer
Learn 33 internet protocols with interactive network diagrams, sequence views, and step-by-step packet flow. Explore HTTP, DNS, TCP, TLS, proxies, and VPNs.
Open toolAhref DR4 Checker
Check Ahrefs DR4 for a domain or subdomain, compare DR3 and DR4 side by side, and see the point difference.
Open toolBrowser games
A good place to waste five minutes.
Quick puzzles you can finish in a coffee break. Pick one, play in the browser, and come back for tomorrow's round.
One-letter word ladders
Poople
Turn any four-letter word into POOP, one letter at a time.
Play PoopleRare-answer trivia
Krillion
Seven prompts. The rarer your correct answer, the further you go.
Explore KrillionMusic recognition
Songless
Name the song from a tenth of a second, then reveal more audio.
Explore SonglessFrom the notebook
Latest insights
Independent writing on technology, the web, and the tools and games people build with them.
Understanding HackerTube: Karpathy’s Two-Hour Experiment in Better Recommendations
How Andrej Karpathy built HackerTube with Claude Code in about two hours, using Hacker News recommendations to rethink video discovery.
1 in 65 Million: What Is This Viral Life Simulator Game and How Do You Play It?
A complete guide to 1 in 65 Million, the pixel-art life simulator set in Thailand: how to play it step by step, pricing, and tips for better lives.
Understanding Learn Arduino: A Hands-On Introduction to the Arduino Uno
Learn how Learn Arduino pairs an interactive 3D Arduino Uno, guided lessons, board references, and starter sketches for beginners.
Understanding WikiMasters: Turn Wikipedia Topics into a Card Game
Explore WikiMasters, a browser-based card collecting game built around French Wikipedia topics, trades, and knowledge-based duels.
Understanding VidRush: AI Production for Long-Form Videos
Explore VidRush's workflow for researching, scripting, narrating, and editing long-form videos from a creator's brief.
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Tools. Games. Insights.
A small collection, kept useful.
A2A brings together free browser tools, quick games, and independent writing about technology. No endless feed — just things worth opening.