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Open emoji artwork in color and black SVG or PNG forms.

Customizable SVG drawings with inline and sprite integration guidance.

Control paid feature access with credits, entitlements and metering

A browser IDE for running short code samples or building supported multi-file projects across many languages.

A browser playground for editing HTML, CSS, and JavaScript, then previewing and embedding the result.

Turn handwritten characters into standard font files.

A browser-based Dart and Flutter workbench for running small programs and UI samples.

Write visual sketches in a desktop editor and run them in a graphics window with Processing.

Paint across texture tiles and export controlled channel or Bake Point variants

Compare strategy experiments across assets, parameters and historical periods

Independent looping drawing threads with musical timing and SVG files

A desktop PHP scratchpad for evaluating snippets in a Laravel sandbox or within local and SSH-connected projects.

An immersive Smalltalk environment where a live image, code tools, and debugger support immediate feedback.

Compile, run, debug, and share small programs in a browser-based editor.

Write HTML, CSS, and JavaScript in a browser editor with an updating preview.

Connect browser colour picking with shareable palettes and scales.

Generate a chosen number of shades and copy their values.

Convert colour spaces and model perception-related transformations in Python.

Explore photograph-based palettes with copyable hex colours and related combinations.

Use the Mac colour panel with shortcuts, recent colours and palette export

A small collection of animated SVG loading indicators.

Browse named CSS colours beside their values and aliases.

Explore business and engineering data through linked statistical analyses and visualizations.

Heatmaps, recordings and experiments for website decisions