Free Developer Tools Online
62 free tools — no signup required
Essential utilities for web developers and programmers. Format and minify JSON, CSS, JavaScript, and SQL. Convert between data formats like CSV, XML, YAML, and JSON. Generate meta tags, regex patterns, and code boilerplate. Validate and debug JWTs, cron expressions, and user agents.
CSS Gradient Generator
Create beautiful CSS gradients with a visual editor.
Box Shadow Generator
Design CSS box shadows with a visual editor and get the code.
Meta Tag Generator
Generate HTML meta tags for SEO, social sharing, and more.
Color Picker
Pick colors from a visual palette and get HEX, RGB, and HSL values.
Markdown Table Generator
Create markdown tables with a visual editor and copy the code.
Dockerfile Generator
Generate Dockerfiles for Node.js, Python, Go, Java, and Nginx.
.gitignore Generator
Generate .gitignore files for common languages and frameworks.
Nginx Config Generator
Generate Nginx server block configurations with SSL and proxy settings.
ASCII Art Generator
Convert text to ASCII art in banner and block styles.
Code Lorem Ipsum Generator
Generate placeholder code snippets in JSON, SQL, HTML, JS, TypeScript, and CSS.
JWT Generator
Generate JSON Web Tokens with custom headers and payload claims.
CSS Animation Generator
Create CSS keyframe animations with timing, duration, and preset controls.
Border Radius Generator
Visually edit CSS border-radius values with a live preview.
CSS Flexbox Generator
Visual CSS flexbox playground with live preview and code output.
CSS Grid Generator
Visual CSS Grid layout builder with live preview and code output.
Text to Handlebars Template
Convert plain text to Handlebars template variables.
.env File Generator
Generate .env file templates for Node.js, databases, JWT, Redis, email, and AWS.
Timestamp Generator
Generate timestamps in Unix, ISO 8601, UTC, and other formats.