Data Tools

Convert Markdown documents to beautifully formatted PDF files - Free online Markdown to PDF converter

Convert JSON to YAML format instantly - Free online JSON to YAML converter

Convert XML to YAML format for configuration migration - Free online XML to YAML converter

Convert CSV spreadsheet data to YAML format - Free online CSV to YAML converter

Convert TSV tab-separated data to YAML format - Free online TSV to YAML converter

Convert large Excel sheets (.xlsx, .xls, .ods) containing 50,000+ rows instantly to JSON or CSV format client-side.

Convert Java properties files to YAML format for Spring Boot migration - Free online Properties to YAML converter

Convert INI configuration files to YAML format - Free online INI to YAML converter

Convert .env environment files to YAML format - Free online ENV to YAML converter

Create ZIP archives with maximum deflate compression - compare fast, normal, and maximum compression modes side-by-side and see exact size savings. Free online ZIP compressor.

Re-compress an existing ZIP archive at maximum deflate compression (level 9) - ideal for ZIPs created with no compression. See before/after size comparison. Free online ZIP optimizer.

Add AES-256-GCM password protection to files and download as a ZIP - PBKDF2 key derivation, unique per-file salt and IV, entirely browser-based. Free online ZIP encryption tool.

Compare ZIP, TAR.GZ, and ZLIB compression for the same files side-by-side - shows which format achieves the smallest size with visual bars and exact byte savings. Free online archive comparison tool.

Upload any archive (ZIP, TAR, TAR.GZ, GZip) and list its contents without extracting - shows file names, sizes, compression ratios, and modification dates. Free online archive content lister.

Minify Lua code by removing comments, whitespace, and blank lines - Free online Lua minifier

Minify JavaScript source files by removing whitespace, comments, and blank lines - Free online JavaScript minifier

Compress HTML by removing comments, whitespace, optional closing tags, and redundant attributes - shows exact byte savings. Free online HTML compressor.

Strip comments, docstrings, blank lines, and trailing whitespace from Python scripts while preserving indentation - ideal for embedded and edge deployments. Free online Python compressor.

Remove comments, Javadoc, blank lines, and trailing whitespace from Java source files - useful for reducing code shared via API or config. Free online Java compressor.

Remove comments and excess whitespace from bash/sh/zsh scripts - preserves shebang, heredocs, and string literals. Free online shell script compressor.

Strip comments and blank lines from .proto schema files - useful for schema registry storage and gRPC distribution. Free online Protobuf compressor.

Strip comments and blank lines from .env files - useful for containerized deployment config slimming. Preserves all KEY=VALUE assignments and quoted values. Free online ENV file compressor.

Compress JavaScript by removing comments and collapsing whitespace - shows exact size savings. Free online JavaScript compressor, no signup required.

Format and beautify Lua code with proper indentation, spacing, and line breaks - Free online Lua beautifier

Format and pretty-print CSS with proper indentation, consistent property spacing, and clean line breaks - supports @media, @keyframes, and all CSS at-rules - Free online CSS beautifier

Format and indent minified or messy JavaScript with proper indentation, consistent spacing, and clean line breaks - supports ES6+, arrow functions, template literals, and regex - Free online JavaScript beautifier

Format and indent minified or messy HTML into readable, structured output with proper indentation and clean line breaks - Free online HTML beautifier

Upload an image and detect signs of manipulation using Error Level Analysis (ELA), clone detection, metadata/EXIF extraction, and JPEG compression artifact analysis - free online image forensics analyzer.

Automatically organize images into date-based folders using EXIF dates or file modification dates. Groups by year, month, day, or custom format and outputs a folder structure preview - free online image date organizer, no signup required.

Browse over 100 file signatures (magic bytes) for all common file formats. Search by extension, hex signature, or ASCII text. Shows file format details, MIME types, and byte offsets - free online file signature database, no signup required.

Calculate Shannon entropy of any file in bits per byte with byte frequency distribution, text/packed/binary/encrypted classification, and visual histogram - free online entropy calculator, no signup required.

Analyze the internal structure of any PDF - page sizes, fonts, images, annotations, form fields, metadata, and cross-reference table integrity - free online PDF structure analyzer, no signup required.

Upload Office documents (DOCX, XLSX, PPTX) and strip all personal metadata - author name, last modified by, company, revision history, and comment author info for privacy - free online document metadata remover, no signup required.

Upload any binary file and define a structure template with field types (uint8, uint16, uint32, uint64, int8, int16, int32, int64, float32, float64, string, hex, bytes, struct) at specific byte offsets. Includes 10 pre-built templates for BMP, PNG, JPEG, GIF, ELF64, WAV, ZIP, PDF, and WebP headers. Supports per-field.

Upload any file and detect corruption - missing magic bytes, truncated data, zero-filled regions, header damage, and structural defects. Get a damage score (0-100) with severity ratings and recovery suggestions. Free online corrupted file analyzer, no signup required.

Upload two files and compare their MD5, SHA-1, SHA-256, SHA-384, or SHA-512 hash values to instantly verify if they are identical or different. Free online file hash comparison tool, no signup required.

Obfuscate Lua code by renaming variables, encoding strings, and removing comments - Free online Lua obfuscator

Improve readability of obfuscated Lua code by decoding common string.char payloads, restoring placeholder identifiers, and formatting output - Free online Lua deobfuscator helper

Free online CSS property obfuscator. Transform CSS property values using color shortening, shorthand expansion/contraction, value reordering, and CSS variable injection. All browser-based, no signup required.

Free online JavaScript De4obfuscator tool. Auto-detect and reverse multiple JS obfuscation techniques: packers, eval wrappers, array replacements, string encoding, and dead code. All processing runs in your browser - no uploads, no signup required.

Free online JavaScript string encoder tool. Encode JS string literals using hex escapes, Unicode escapes, Base64 + atob(), split strings, or XOR encryption. Protect your JavaScript source code from reverse engineering.

Remove single-line and block comments from JavaScript code while preserving strings, template literals, regex, and logic - Free online JavaScript comment remover

Remove single-line and block comments from TypeScript code while preserving types, template literals, and logic - Free online TypeScript comment remover

Remove # comments from Python code while preserving strings, docstrings, and logic - Free online Python comment remover

Remove line and nested block comments from Dart code while preserving strings and logic - Free online Dart comment remover

Remove // and /* */ comments from Java code while preserving strings, chars, text blocks, and logic - Free online Java comment remover

Remove line and nested block comments from Swift code while preserving strings and logic - Free online Swift comment remover

Debug shell scripts for reliability and safety issues like unbalanced quotes, risky eval usage, and unsafe command patterns - Free online shell script debug assistant

Remove -- and /* */ comments from SQL queries while preserving quoted literals and syntax - Free online SQL comment remover

Remove <!-- --> comments from HTML while preserving script, style, and textarea raw content - Free online HTML comment remover

Format and beautify Lua code with clean indentation, consistent spacing, and readable structure - Free online Lua formatter

Format and pretty-print SQL queries with uppercase keywords, consistent indentation, and clean line breaks - supports SELECT, INSERT, UPDATE, DELETE, CREATE, CTEs, and subqueries - Free online SQL formatter

Compare two JSON documents line by line with unified diff output, similarity stats, and whitespace controls - Free online JSON diff checker

Format and beautify TOML configuration files with consistent spacing, organized sections, and clean structure - Free online TOML formatter

Format and beautify Dart code with consistent indentation, proper spacing, and clean structure - Free online Dart formatter

Format and beautify Bash/Shell scripts with proper indentation, consistent structure, and clean formatting - Free online Bash formatter

Format and beautify shell scripts with proper indentation, consistent structure - Supports POSIX sh, ksh, zsh - Free online shell formatter

Format and beautify GraphQL schemas, queries, and mutations with proper indentation and consistent structure - Free online GraphQL formatter

Format and beautify Kotlin code with proper indentation, operator spacing, and clean structure - Supports Android, Ktor, Compose, and Gradle KTS - Free online Kotlin formatter

Validate TOML configuration files for syntax errors, duplicate keys, invalid values, and specification compliance with detailed error messages - Free online TOML validator

Validate JavaScript source code for syntax structure errors, unmatched tokens, unterminated strings/comments, and parser-level issues with line diagnostics - Free online JavaScript syntax validator

Validate Python source code for indentation mistakes, unmatched tokens, unterminated strings, and structural syntax issues with line diagnostics - Free online Python syntax validator

Validate shell scripts for parser-level syntax issues including unclosed blocks, unmatched tokens, and structure mistakes with line diagnostics - Free online shell script syntax checker

Validate TOON (Token-Oriented Object Notation) files for syntax errors, array count mismatches, invalid escape sequences, and specification compliance - Free online TOON validator

Validate YAML files for syntax errors, indentation issues, duplicate keys, anchors/aliases problems, and structure violations with line-level feedback - Free online YAML validator

Detect repeated mapping keys in YAML files with line and column conflict diagnostics to prevent silent overwrite bugs - Free online YAML duplicate key detector

Validate YAML anchors, aliases, and merge-key inheritance for undefined references, duplicate anchors, and configuration reuse safety - Free online YAML anchors and aliases validator

Validate JSON payloads against schema rules including required fields, type checks, ranges, enums, and additionalProperties constraints - Free online JSON schema validator

Flip any text upside down instantly using Unicode character substitution - copy upside down text for Instagram bios, TikTok captions, Discord usernames, and more. Free online upside down text generator.

Convert binary (0s and 1s) to readable text or encode text to binary instantly. Supports 8-bit and 7-bit ASCII modes with configurable separators and a Swap button to reverse direction. Free online binary to text converter.

Build VLOOKUP and XLOOKUP formulas for Excel and Google Sheets from a visual form - no syntax memorization required, with plain-English explanations

Convert plain text to Unicode small capital letters instantly - paste into Instagram bios, Discord, Twitter/X, and any plain-text field. Free online small caps generator.

Repeat any text up to 1,000 times with flexible separator options - new line, space, comma, or custom. Add line numbering and download output. Free online text repeater.

Convert a list of hex colors into CSS custom property declarations with HEX, RGB, HSL, and channel output formats - Free online CSS variables generator

Preview social media posts for Twitter/X, Instagram, and LinkedIn with realistic platform layouts and live preview - Free online social media mockup tool

Generate simple SVG placeholder logos with initials and a configurable color scheme - choose shape, gradient, font, and size, download as SVG or PNG - Free online logo placeholder generator

Generate a comprehensive, legally-compliant privacy policy for your website or app covering GDPR, CCPA, COPPA, cookies, third-party services, and data protection - Free online privacy policy generator

Visual color picker with HEX ↔ RGB ↔ HSL ↔ HSV ↔ CMYK ↔ HWB conversion and WCAG contrast checker - Free online color picker converter

Browse 40+ ready-made CSS box-shadow presets with live preview - Elevation, Soft UI, Colored, Glow, Inset, Layered, Sharp, and Minimal categories. Copy any value instantly - Free online box shadow collection

Browse all 148 named HTML/CSS colors with HEX and RGB values - search, filter by group, and copy any value instantly. Free online HTML color names reference.

Search and filter Tailwind v4.1 color tokens with OKLCH values, approximate HEX, utility token names, and CSS variable names. Free online Tailwind CSS color reference.

Search Material Design 3 light and dark color roles plus Material You tonal palettes with HEX and RGB values. Free online Material Design color reference.

Complete reference guide for GET, POST, PUT, PATCH, DELETE, HEAD, and OPTIONS - with semantics, use cases, status codes, and request examples. Free online HTTP method reference.

Build GraphQL queries visually by selecting fields and arguments - supports nested fields, aliases, variables, and mutations. Free online GraphQL query builder.

Preview 80+ Google Fonts with custom text - filter by category, adjust size and weight, and copy the CSS declaration instantly. Free online font preview tool.

Preview all available weights (100-900) of any Google Font side by side with custom text - compare Thin, Light, Regular, Bold, and Black instantly. Free online font weight previewer.

Count characters, words, sentences, and paragraphs with real-time platform limits for Twitter/X, Instagram, LinkedIn, SMS, meta descriptions, and more - free online character counter.

Convert any text to Unicode strikethrough crossed-out text that works on Twitter/X, Instagram, Discord, WhatsApp, and more - 6 styles, instant output, free online strikethrough text generator.

Collapse multiple spaces, tabs, and mixed whitespace into single spaces - 5 cleaning modes, instant output, free online extra space remover.

Remove hard-wrapped line breaks from PDFs, emails, and terminal output - join broken lines into flowing paragraphs with PDF hyphenation repair and email reply-prefix stripping. Free online text unwrapper.

Convert words and phrases to hashtags instantly - 5 case styles, deduplication, live Instagram limit counter, free online text to hashtags converter.

Count syllables per word and in total instantly - get word-by-word breakdown, syllable distribution, and readability averages. Free online syllable counter.

Reverse text character by character, word by word, or line by line - or flip it upside-down with Unicode. Free online mirror and reverse text generator.

Convert text to 11 aesthetic Unicode styles - fullwidth vaporwave, bold, italic, script, double-struck, circled, bubble, small caps, and more. Free online aesthetic text generator.

Prefix every line with a sequential number instantly - configure start number, zero-padding, separator, and empty line handling. Free online add line numbers tool.

Compress any plain text using GZIP via the browser CompressionStream API - shows compressed size and ratio, outputs Base64-encoded GZIP string. Free online GZIP text compressor.

Compress long URLs by encoding data payloads in GZIP + URL-safe Base64 query parameters - shows before/after URL length. Free online URL compression tool, no signup required.