All Tools
Browse our complete collection of 62 free online tools
Showing 62 of 62 tools
Base64 Encode/Decode
Convert text to/from Base64
Base64 File Converter
Convert files to Base64 data URLs
CSS Beautifier / Minifier
Prettify or minify CSS in your browser
Emoji Picker
Browse and copy emojis with Unicode codes and code points. Search by name or category. Complete emoji reference with skin tone support.
Hash Generator
Generate multiple hashes at once. Calculate MD5, SHA1, SHA256, SHA512, and CRC32 simultaneously in your browser.
HTML Beautifier / Minifier
Format or compress HTML instantly
Image Compressor
Compress PNG (lossless with Oxipng) and JPG (lossy with MozJPEG) images. Reduce file size by 30-90%. Batch compress in your browser.
IP Calculator
Calculate IP subnet information for IPv4 and IPv6. Get network address, broadcast address, host range, and binary representations. CIDR notation supported.
IPv4 CIDR Reference
Complete IPv4 CIDR notation reference table with subnet masks, network addresses, and host counts. Quick lookup for network planning.
JavaScript Beautifier / Minifier
Format or minify JavaScript (ES6+) instantly
JPG to PNG
Convert JPG/JPEG images to optimized PNG format. Fast conversion with optional Oxipng optimization. Batch convert in your browser.
JPG to WebP
Convert JPG/JPEG images to WebP format for better web performance. Smaller file size with same quality. Batch convert in your browser.
JSON Formatter
Format and validate JSON
Online Calculator
Free online calculator with square, square root, percentage, and negative numbers. Supports keyboard input including numpad.
PDF Merge
Combine multiple PDFs into one file. Merge PDFs in any order with drag and drop in your browser.
PNG to JPG
Convert PNG to JPG using MozJPEG for 10-15% better compression. Adjust quality, background color, and advanced options. Batch convert in your browser.
PNG to WebP
Convert PNG images to WebP format for better web performance. Preserve transparency with lossless or lossy compression. Batch convert in your browser.
Random Password Generator
Generate secure random passwords online
Regex Tester
Test regular expressions
Root Zone Database
Complete DNS root zone database with all top-level domains (TLDs). Search and browse gTLDs, ccTLDs, and their registry operators.
SHA256 Hash
Calculate SHA256 hash
SVG to PNG
Convert SVG files or code to PNG images with custom size and background. High-quality rasterization. Batch convert in your browser.
UnTAR Files
Extract TAR & GZ archives online
UnZIP Files
Extract ZIP archives online
URL Encode/Decode
Encode and decode URL strings
UTC Time
Current UTC time with Unix timestamp, ISO 8601, and local time comparison. Real-time synchronized clock.
YAML ↔ JSON
Convert between YAML and JSON
ZIP Compressor
Create ZIP archives from files
ASN Assignments
Complete Autonomous System Number (ASN) allocation from IANA. View 16-bit and 32-bit ASN assignments by Regional Internet Registries.
Base32 Encode/Decode
Convert text to/from Base32
Base58 Encode/Decode
Base58 encoding and decoding
BBCode Converter
Convert between BBCode, Markdown, and HTML
Case Converter
Convert text between different case styles instantly. Support camelCase, PascalCase, snake_case, kebab-case, and more in your browser.
CSV ↔ JSON
Convert between CSV and JSON formats instantly. Parse CSV to JSON array or convert JSON to CSV in your browser.
File Checksum
Verify file integrity by comparing hash checksums
HTML Encode/Escape
Encode HTML entities
Image to PDF
Create PDF from images
IP to PTR Record
Convert IPv4 and IPv6 addresses to PTR (reverse DNS) records. Generate in-addr.arpa and ip6.arpa format for DNS zone files.
IPv4 Address Space
Complete IPv4 address space allocation from IANA. View Regional Internet Registry (RIR) assignments and reserved address blocks.
IPv6 Address Space
Complete IPv6 unicast address space allocation from IANA. View global IPv6 address assignments by RIR and reservation status.
IPv6 CIDR Reference
Complete IPv6 CIDR notation reference with address ranges and subnet calculations. Essential guide for IPv6 network design.
JPG to AVIF
Convert JPG/JPEG images to next-gen AVIF format. Smallest file size with high quality. Batch convert in your browser.
Line Sorter/Deduplicator
Sort lines alphabetically, remove duplicates, reverse order, shuffle, and more. Process text lines instantly in your browser.
Lorem Ipsum Generator
Generate placeholder text instantly. Create paragraphs, words, or sentences of Lorem Ipsum in your browser.
Markdown ↔ HTML
Convert Markdown to HTML
Markdown to PDF
Convert Markdown files to PDF with syntax highlighting and custom styling. Upload .md files or paste Markdown text in your browser.
MD5 Hash
Calculate MD5 hash
PDF Compress
Reduce PDF file size by compressing images and optimizing content. Compress PDFs while maintaining quality in your browser.
PDF Split
Split PDF into pages
PDF to Image
Convert PDF to images
PDF Viewer
View and navigate PDF files online. Zoom, print, and download PDFs securely in your browser.
PNG to AVIF
Convert PNG images to next-gen AVIF format. Smallest file size with high quality. Preserve transparency. Batch convert in your browser.
Random IP Generator
Generate random IPv4 and IPv6 addresses within specified CIDR ranges. Customize output quantity and exclusion rules for network testing.
SHA1 Hash
Calculate SHA1 hash
SHA512 Hash
Calculate SHA512 hash
SQL Formatter
Format and beautify SQL queries instantly. Support MySQL, PostgreSQL, SQL Server, and more in your browser.
Text Diff/Compare
Compare two text blocks side-by-side with highlighted differences. Instantly spot changes, additions, and deletions with inline or unified diff view.
TOML ↔ JSON
Convert between TOML and JSON
UUID Generator
Generate random UUIDs
Word/Character Counter
Count words, characters, sentences, paragraphs, and reading time. Real-time text analysis in your browser.
XML ↔ JSON
Convert between XML and JSON
YAML ↔ TOML
Convert between YAML and TOML