Free Developer Tools
Free developer tools tools that run entirely in your browser. No uploads, no signup.
CSS Box Shadow Generator
Visually create CSS box shadows with live preview and multi-layer support
Base64 Encoder / Decoder
Encode text or files to Base64 and decode Base64 strings instantly
URL Encoder / Decoder
Encode and decode URLs, and parse URL components including query parameters
HTML Entity Encoder / Decoder
Encode and decode HTML entities, plus a complete entity reference table
JWT Decoder
Decode and inspect JWT tokens — view header, payload and expiration
Hash Generator
Generate MD5, SHA-1, SHA-256, SHA-512 hashes from text or files
UUID Generator
Generate UUID v1, v4 and v7 identifiers in bulk with multiple formats
Password Generator
Generate strong, random passwords with custom length and character options
HTML Animation to Video
Record HTML, CSS and JavaScript animations as WebM videos in your browser
Image to Base64 Converter
Convert any image to a Base64 data URI for embedding in HTML, CSS, or code