Meta Tags
A focused browser editor for previewing and generating title, description, and social-sharing metadata for a web page.
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Layoutit Grid
A focused in-browser CSS Grid editor for sketching a layout visually and copying its HTML and CSS.
Quick, Draw!
A fast browser drawing game that challenges a neural network to recognize each doodle as you sketch it.
favicon.io
A focused browser toolkit for creating a favicon from text, emoji, or an image and downloading the files a website needs.
Bfxr
A focused browser workbench for sketching, auditioning, and exporting retro-style game sound effects.
DiagramDB
A free, no-sign-up browser toolkit for formatting SQL, creating ER diagrams, and visualizing database schemas locally.
DB Fiddle
A browser SQL playground for writing and running SQLite, PostgreSQL, and DuckDB queries with no server setup.
Iconify Icon Sets
A searchable catalog for finding icons from open-source sets and checking their licenses before using them.
DevDocs
A fast, searchable documentation browser for keeping multiple API and language references in one focused workspace.
mindmaps
A focused browser mind-map editor that works locally, offline, and without an account.
Teachable Machine
A no-code browser tool for training an image, sound, or pose classifier from your own examples and exporting the model.
Flowchart Fun
A browser editor that turns an indented outline into a flowchart, with a free daily sandbox for fast diagramming.
Merview
A free, no-account browser editor for writing Markdown, rendering Mermaid diagrams, and exporting a document as PDF.
Piskel
A free, no-account browser editor for drawing pixel art, animating sprites, and exporting them as GIFs, PNGs, or sprite sheets.
Stellarium Web
An interactive browser star map for exploring the night sky, searching celestial objects, and viewing constellations.