Online Code Editor
Write, edit, and format code with syntax highlighting
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What is Code Editor?
A code editor in your browser lets you write, view, and format code without installing any software. DailyDevTools' Code Editor supports syntax highlighting for 50+ languages, auto-indentation, bracket matching, and instant formatting — making it ideal for quick edits, reviewing snippets, sharing code, or working on a device where your regular IDE isn't available. Everything runs in your browser with no account required.
How to use Code Editor
- 1Select your programming language from the dropdown to enable syntax highlighting
- 2Type or paste your code into the editor — bracket matching and auto-indent work immediately
- 3Click Format to apply language-appropriate formatting (indentation, spacing)
- 4Use Copy to copy the code to your clipboard, or Download to save it as a file
Frequently asked questions
Which programming languages does the editor support?
The editor supports syntax highlighting for 50+ languages including JavaScript, TypeScript, Python, Go, Rust, Java, C, C++, PHP, Ruby, SQL, HTML, CSS, YAML, JSON, and more.
Can I use this as a temporary scratchpad?
Yes. The editor is perfect for writing throwaway scripts, reviewing code shared via chat, or formatting a snippet quickly. Your content stays in your browser tab and is not saved to any server.
Does it support themes or dark mode?
Yes. The editor respects your system theme preference and supports both light and dark modes automatically, with proper contrast for syntax highlighting in both modes.
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