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Free Online Tools for Developers & Creators
140+ free online tools with no signup required. Hash generators (SHA-256, MD5, BLAKE3), Base64/Hex encoders, image compressors, PDF tools, JSON converters, QR generators, and more. All tools run in your browser for privacy.
Your toolkit for everyday development tasks. All tools run entirely in your browser—no data leaves your device, no account required, no limits.
Why Use These Tools?
- Privacy First — All processing happens locally in your browser. Your data never touches our servers.
- No Signup — Start using any tool instantly. No email, no account, no friction.
- No Limits — Process unlimited files, generate unlimited hashes, encode unlimited data.
- Always Free — Every tool is completely free, forever.
Hash & Cryptography
Generate cryptographic hashes for file integrity, password storage, and security applications. Supports all major algorithms including SHA-256 (Bitcoin standard), BLAKE3 (fastest modern hash), and password-specific hashes like bcrypt and Argon2.
SHA-256 Hash
Industry-standard 256-bit hash
BLAKE3 Hash
Fastest cryptographic hash
MD5 Hash
Legacy 128-bit hash
SHA-512 Hash
512-bit secure hash
bcrypt Hash
Password hashing with salt
CRC32 Checksum
Fast error-detection checksum
Browse all 30+ hash algorithms →
Encoding & Decoding
Convert data between formats for APIs, data transport, and debugging. Includes Base64 (email, JWT), Base58 (Bitcoin addresses), hexadecimal (debugging), and more.
Base64 Encoder
Encode text and files
Base64 Decoder
Decode Base64 strings
Hex Encoder
Convert to hexadecimal
Base58 Encoder
Bitcoin-style encoding
Binary Encoder
Convert to binary
Base85 Encoder
Compact PDF encoding
Image Tools
Process images without uploading to external servers. Remove backgrounds with AI, compress for web, convert formats, and adjust colors—all in your browser.
Background Removal
AI-powered background removal
Image Compression
Reduce file size, keep quality
Format Converter
JPG, PNG, WebP, GIF, SVG
Color Correction
Brightness, contrast, saturation
Color Converter
HEX, RGB, HSL, CMYK
Developer Tools
Essential utilities for web development, API testing, and debugging. Parse JWTs, test regex patterns, generate UUIDs, and format code.
JWT Decoder
Decode and inspect tokens
Regex Tester
Test patterns with highlighting
UUID Generator
Generate v4 UUIDs
JSON to CSV
Convert data formats
Code Formatter
Beautify JS, HTML, CSS, JSON
Unix Timestamp
Convert epoch timestamps
Cron Parser
Explain cron expressions
File Tools
Work with PDFs and archives without installing software. Merge, split, compress, and convert files instantly.
Media Tools
Edit video and audio files directly in your browser. Trim clips, convert formats, and test your microphone and camera.
Video Editor
Trim, convert, compress
Audio Editor
Edit and process audio
Mic & Camera Test
Test your devices
Text Tools
Process and analyze text. Convert case, count words, compare differences, and generate placeholder content.
Case Converter
UPPER, lower, Title, camelCase
Text Counter
Words, characters, sentences
Text Diff
Compare two texts
Lorem Ipsum
Generate placeholder text
Rich Editor
WYSIWYG text editor
Typing Test
Measure your WPM
Data & QR Tools
Generate and scan QR codes and barcodes.
QR Code Generator
Create custom QR codes
QR Code Scanner
Scan with your camera
Barcode Generator
UPC, EAN, Code128, more
Barcode Scanner
Scan any barcode
Math & Finance
Calculators for everyday math, unit conversion, time zones, and invoicing.
Calculator
Scientific calculator
Unit Converter
Length, weight, temperature
Time Zone Converter
Convert between zones
Currency Converter
Live exchange rates
Age Calculator
Calculate exact age
Number Base Converter
Binary, octal, hex
Invoice Generator
Create PDF invoices
Productivity
Stay organized with timers and task lists.
Security
Generate secure passwords and protect your accounts.