Free browser tools
27 free browser tools: Base64, UUIDs, passwords, hashes, timestamps, JWT, regex, QR codes and image conversion. No sign-up. Tool inputs stay on your device.
- Base64 encode / decode
Convert text to Base64 and back.
- UUID generator
Create unique IDs, one or a hundred.
- Password generator
Make a random password that stays yours.
- Hash generator
Calculate SHA hashes from text or files.
- Unix timestamp converter
Switch between timestamps and readable dates.
- JWT decoder
Read token headers and payloads.
- Base32 encode / decode
Encode text with the Base32 alphabet.
- Base58 encode / decode
Encode bytes without ambiguous characters.
- Base85 encode / decode
Convert text with the Ascii85 alphabet.
- Hex encode / decode
Convert UTF-8 text to hexadecimal.
- Binary encode / decode
Read and write text as binary bytes.
- URL encode / decode
Escape text for URLs and query strings.
- HTML entity encode / decode
Convert reserved characters and entities.
- Base64url encode / decode
Use the URL-safe Base64 alphabet.
- Regex tester
Test an expression and inspect its matches.
- Text diff
See what changed between two texts.
- Character / word counter
Count words, characters, lines and bytes.
- Case converter
Change casing, from sentence to snake_case.
- Random number generator
Pick random integers within your range.
- QR generator
Turn text or a link into a downloadable QR.
- Color converter
Convert between HEX, RGB and HSL.
- Image metadata viewer
Inspect image properties and EXIF metadata.
- HTTP header viewer
Inspect a response or paste raw headers.
- Markdown previewer
Write Markdown and preview it safely.
- Image converter
Save images as PNG, JPEG or WebP.
- Image compressor
Reduce image size with adjustable quality.
- Image resizer
Set image dimensions and keep proportions.
Privacy
We do not sell data. Tool inputs and files are processed locally. The HTTP header viewer can make direct requests to a website you choose. Read the Privacy Policy.