CodePen
blog.codepen.ioWrite HTML, CSS, and JavaScript in a browser editor with an updating preview.
Write HTML, CSS, and JavaScript in a browser editor with an updating preview.
Store notes and files in an encrypted notebook that syncs across devices.
Microsoft design resources across web and native platforms
Build interface prototypes with code-backed components
Define metrics as code and explore them through dashboards or natural-language analysis.
A shared Norwegian UI toolkit that can use your own theme
An open-source desktop code editor with native rendering, LSP, an integrated terminal, and SSH development.
Edit plain-text and source files on macOS with syntax highlighting, encoding tools, scripting, and regex search.
A Windows IDE for editing, building, debugging, testing, and deploying applications.
A free B4X development tool for desktop, server, and IoT programs, with an IDE and visual designer.
A cross-platform IDE for building Qt applications for desktop, embedded, and mobile targets.
A free Windows programmer’s editor with project workspaces, macros, FTP, HTML preview and a hex editor.
A compact programmer's editor with both graphical and terminal interfaces and Lua-based customization.
TI's embedded IDE for configuring, building and debugging applications for TI processors and connected devices.
Choose a file-focused editor or add project-wide build and debug tools.
Create a managed Postgres project and connect it with a method suited to the application runtime.
Apply structured code-migration recipes across Maven and Gradle projects, then review the changed files.
Build type-safe concurrent programs for the Erlang virtual machine or compile them to JavaScript.
Use an open-source IDE in a browser or on desktop, with an extension model based on Open VSX.
A desktop note environment for Markdown, source files, mind maps, PDFs, and other formats.
File and folder artwork with project-aware selection in VS Code.
Native macOS context engineering and agent orchestration app
AI tool that generates SVG code from text prompts and vectorizes images into editable SVG files.
Model reusable business definitions for self-service reports and dashboards.