BASIC-256
basic256.orgA beginner-focused BASIC IDE with instant graphics, a step debugger, and a browser-based WebAssembly edition.
A beginner-focused BASIC IDE with instant graphics, a step debugger, and a browser-based WebAssembly edition.
A Windows text editor with syntax coloring, file navigation, and configurable source-editing tools.
A cloud development workspace with browser and virtual-machine sandboxes plus a VS Code-based editor.
A website editor for writing HTML, CSS, and JavaScript with a directly editable Live View.
Create visual, no-code browser tests with AI planning and API or CLI runs for CI.
Edit, run and share short Kotlin examples in a browser without first creating a full project.
Compile, run, debug, and share small programs in a browser-based editor.
Game-focused symbols with an online styling studio and author credits.
Combine technical vectors, dimensions and raster reference in one drawing
A portable C library and reference for loading and rendering fonts.
Animated SVG icons with static, CSS and frame-based alternatives.
Create and run browser, mobile, API, performance, and accessibility checks with a hosted test platform.
AI logo maker that turns text, sketches, and images into editable logo concepts.
Explore data and create statistical summaries and graphics in R's language environment.
Shape and colour patterns with vector export and attribution-based reuse
Paint particle-driven strokes and revise their vector paths
Browse presentation mockups within a broader design-resource library.
Small-grid interface icons with tag-based discovery and Figma copying.
Write browser tests for web applications across Chromium, Firefox, and WebKit.
Edit code on iPhone or iPad with broad syntax highlighting, remote file access, and an SSH terminal.
Hand-drawn characters assembled from reusable vector parts
Jan Kovařík’s themed icon catalog with one-time licensing.
Check a web application manually or with automation across remote browser and operating-system combinations.