# Guides 233 FindUtils guides. - [How to Write a Content-Security-Policy Header, Step by Step](https://findutils.com/guides/csp-header-generator/) - [bcrypt vs Argon2id: How to Hash a Password for Storage](https://findutils.com/guides/password-hasher/) - [SRT to TXT: Turn Subtitles Into a Plain Transcript](https://findutils.com/guides/srt-to-txt/) - [Clean SRT and VTT Subtitles: Remove Tags, {\an8}, [music] and Speaker Names](https://findutils.com/guides/subtitle-cleaner/) - [Fix Overlapping Subtitles: Repair SRT and VTT Cue Overlaps](https://findutils.com/guides/subtitle-overlap-fixer/) - [Remove Duplicate Rows From a CSV by Email, ID or Any Column](https://findutils.com/guides/csv-dedupe/) - [Compare Two CSV Files by ID: Find Added, Removed and Changed Rows](https://findutils.com/guides/csv-diff/) - [How to Create an llms.txt File for Your Website](https://findutils.com/guides/llms-txt-generator/) - [Test robots.txt Rules: Is a URL Blocked for Googlebot or GPTBot?](https://findutils.com/guides/robots-txt-tester/) - [Validate an XML Sitemap: Find the Errors Search Engines Trip On](https://findutils.com/guides/sitemap-validator/) - [Convert SQL INSERT Statements to JSON With the Right Types](https://findutils.com/guides/sql-to-json/) - [Find Missing Environment Variables: Compare .env With .env.example](https://findutils.com/guides/env-diff/) - [Combine .env and .env.local Into One File, With Clear Conflict Rules](https://findutils.com/guides/env-merge/) - [Combine Contacts From Old Phones Into One vCard File Before Importing](https://findutils.com/guides/merge-vcf/) - [Review Cargo.toml and pyproject.toml Changes Without Formatting Noise](https://findutils.com/guides/toml-diff/) - [Move Windows Internet Shortcuts to a Mac](https://findutils.com/guides/url-to-webloc/) - [Move Mac Website Shortcuts to a Windows PC](https://findutils.com/guides/webloc-to-url/) - [Compare Two Bookmark Exports: Added, Removed and Moved Links](https://findutils.com/guides/bookmarks-diff/) - [Convert Chrome's Bookmarks File (JSON) to bookmarks.html](https://findutils.com/guides/bookmarks-json-to-html/) - [Merge Bookmarks From Two Browsers Into One File](https://findutils.com/guides/merge-bookmarks/) - [Social Media Mockups That Say They Are Mockups](https://findutils.com/guides/social-media-mockup-watermark-guide/) - [Export Word Comments to CSV Without Opening Word](https://findutils.com/guides/docx-comments-extractor/) - [Markdown to HTML: Get Markup You Can Paste Into a CMS](https://findutils.com/guides/markdown-to-html/) - [RTF to Markdown: Rescue a WordPad File Without Word](https://findutils.com/guides/rtf-to-markdown/) - [SBV to SRT: Convert YouTube Caption Exports That Nothing Else Opens](https://findutils.com/guides/sbv-to-srt/) - [Fix Subtitle Drift: Convert SRT and VTT Between Frame Rates](https://findutils.com/guides/subtitle-fps-converter/) - [Merge Subtitle Files: Join SRT and VTT Parts Into One Track](https://findutils.com/guides/subtitle-merger/) - [GPA Calculator Guide: Weighted, Unweighted and Cumulative](https://findutils.com/guides/gpa-calculator-guide/) - [Macro Calculator Guide: Protein, Carbs and Fat From Calories](https://findutils.com/guides/macro-calculator-guide/) - [Scientific Calculator Guide: Functions, Modes and Precedence](https://findutils.com/guides/scientific-calculator-guide/) - [Percentage Calculator Guide: Increase, Decrease and Change](https://findutils.com/guides/percentage-calculator-guide/) - [TDEE Calculator Guide: Work Out Your Daily Calorie Burn](https://findutils.com/guides/tdee-calculator-guide/) - [How to Remove __MACOSX and .DS_Store from a ZIP File](https://findutils.com/guides/clean-zip-remove-ds-store/) - [How to Extract URLs from Windows .url Shortcut Files to CSV](https://findutils.com/guides/internet-shortcuts-to-csv/) - [How to Convert a Plist File to JSON (XML and Binary)](https://findutils.com/guides/plist-to-json/) - [How to Animate an SVG Without Writing Code](https://findutils.com/guides/svg-animation-generator-guide/) - [How to Edit a Lottie Animation in the Browser](https://findutils.com/guides/lottie-editor-guide/) - [How to Turn a Photo Into a Sticker](https://findutils.com/guides/sticker-maker-guide/) - [How to Extract a Color Palette From an Image](https://findutils.com/guides/image-color-extractor-guide/) - [How to Build a Custom CSS Easing Curve](https://findutils.com/guides/cubic-bezier-generator-guide/) - [How to Use CSS Border Radius Properly](https://findutils.com/guides/border-radius-generator-guide/) - [How to Check a Palette for Color Blindness](https://findutils.com/guides/color-blindness-simulator-guide/) - [How to Crop an Image Without Uploading It](https://findutils.com/guides/image-cropper-guide/) - [How to Build a CSS Animation With a Keyframe Timeline](https://findutils.com/guides/css-animation-generator-guide/) - [How to Build a Glassmorphism Effect in CSS](https://findutils.com/guides/glassmorphism-generator-guide/) - [How to Build a Color Palette From One Base Color](https://findutils.com/guides/color-palette-generator-guide/) - [How to Generate a Favicon for Every Platform](https://findutils.com/guides/favicon-generator-guide/) - [How to Edit a Photo in Your Browser Without Signing Up](https://findutils.com/guides/photo-editor-guide/) - [How to Convert a .env File to YAML](https://findutils.com/guides/env-to-yaml/) - [How to Convert an INI File to JSON](https://findutils.com/guides/ini-to-json/) - [How to Convert YAML to TOML (and Back)](https://findutils.com/guides/yaml-to-toml/) - [Convert a CSV of Contacts to VCF Without Uploading It](https://findutils.com/guides/csv-to-vcf/) - [Remove Duplicate Bookmarks From a bookmarks.html Export](https://findutils.com/guides/dedupe-bookmarks/) - [How to Convert an ICS Calendar File to JSON in the Browser](https://findutils.com/guides/ics-to-json/) - [How to Merge ICS Files Into One Calendar File](https://findutils.com/guides/merge-ics/) - [Convert an OPML Subscription Export to CSV](https://findutils.com/guides/opml-to-csv/) - [How to Split a Large ICS File into Smaller Calendars](https://findutils.com/guides/split-ics/) - [Convert a Word DOCX to HTML in Your Browser](https://findutils.com/guides/docx-to-html/) - [Convert HTML to a Word DOCX in Your Browser](https://findutils.com/guides/html-to-docx/) - [Convert a LibreOffice ODT to Markdown in Your Browser](https://findutils.com/guides/odt-to-markdown/) - [Convert CSV to NDJSON or JSONL in Your Browser: One JSON Object per Line](https://findutils.com/guides/csv-to-ndjson/) - [Convert NDJSON or JSONL to CSV in Your Browser: Flatten JSON Lines into Rows](https://findutils.com/guides/ndjson-to-csv/) - [Convert TSV to CSV (and CSV to TSV) in Your Browser with Correct Quoting](https://findutils.com/guides/tsv-to-csv/) - [Unix Timestamp Converter: Seconds, Milliseconds, UTC](https://findutils.com/guides/unix-timestamp-converter-guide/) - [Convert AVIF to JPG: Format, Quality, and Transparency](https://findutils.com/guides/avif-to-jpg/) - [ICNS to PNG: Extract Mac App Icons and Available Sizes](https://findutils.com/guides/icns-to-png/) - [Convert TIFF to JPG: Scan Pages, Color, and File Limits](https://findutils.com/guides/tiff-to-jpg/) - [ENV to JSON: Preserve Strings, Quotes and Duplicate Keys](https://findutils.com/guides/env-to-json/) - [JSON to TOML: Convert Tables, Arrays and Null Values](https://findutils.com/guides/json-to-toml/) - [Properties to JSON: Choose Flat Keys or Nested Objects](https://findutils.com/guides/properties-to-json/) - [How to Generate Barcodes: Code 128, EAN and UPC](https://findutils.com/guides/barcode-generator-guide/) - [Convert a Bookmarks HTML Export to CSV: One Row per Link](https://findutils.com/guides/bookmarks-html-to-csv/) - [Convert a CSV of Links to a Bookmarks File Browsers Import](https://findutils.com/guides/csv-to-bookmarks-html/) - [Convert a VCF Contacts Export to CSV Without Uploading It](https://findutils.com/guides/vcf-to-csv/) - [Convert a CSV of Events to an ICS File for Google, Apple or Outlook](https://findutils.com/guides/csv-to-ics/) - [Convert an ICS Calendar Export to CSV: One Row per Event](https://findutils.com/guides/ics-to-csv/) - [Convert ASS and SSA Subtitles to SRT Without Losing the Timing](https://findutils.com/guides/ass-to-srt/) - [Convert a Word DOCX to Markdown in Your Browser](https://findutils.com/guides/docx-to-markdown/) - [Fix Subtitles That Are Early or Late: Shift SRT and VTT by One Offset](https://findutils.com/guides/subtitle-shifter/) - [Calculate Hours Between Two Times, Including Overnight Shifts](https://findutils.com/guides/time-difference-calculator/) - [Add Page Numbers to a PDF, Including the Title Page Case](https://findutils.com/guides/pdf-page-numbers/) - [Add a Watermark to a PDF, and What It Does Not Protect](https://findutils.com/guides/pdf-watermark/) - [Convert JPG and PNG Images to a Single PDF](https://findutils.com/guides/images-to-pdf/) - [Convert JSON to SQL INSERT Statements Without Losing Types](https://findutils.com/guides/json-to-sql/) - [Convert a SQL Dump to CSV Without Restoring a Database](https://findutils.com/guides/sql-to-csv/) - [Convert CSV to SQL for PostgreSQL, MySQL, and SQLite](https://findutils.com/guides/csv-to-sql/) - [HEIC to JPG: Convert iPhone Photos and Check the Result](https://findutils.com/guides/heic-to-jpg/) - [Convert SRT to VTT and WebVTT Back to SubRip](https://findutils.com/guides/srt-to-vtt/) - [Tailwind to StyleX Migration: Convert and Review Token Files](https://findutils.com/guides/tailwind-to-stylex/) - [Test Webhooks Online with a Temporary HTTP Request Bin](https://findutils.com/guides/webhook-tester/) - [Cron to systemd: Convert Crontab to Timers and CronJobs](https://findutils.com/guides/cron-to-systemd-guide/) - [Env Linter: Catch Duplicate Keys and Secret Drift](https://findutils.com/guides/env-linter-guide/) - [GraphQL Query Syntax Check Without Running a Server](https://findutils.com/guides/graphql-playground-guide/) - [HAR Viewer: Inspect DevTools Logs in Your Browser](https://findutils.com/guides/har-viewer-guide/) - [HTTP Request Builder: Send Public HTTP Calls Safely](https://findutils.com/guides/http-request-builder-guide/) - [PEM Decoder: Read Certificates and CSRs Locally](https://findutils.com/guides/pem-decoder-guide/) - [Tailwind to StyleX Token Guide: Mapping and Validation](https://findutils.com/guides/tailwind-to-stylex-converter-guide/) - [Local LLM Hardware Guide: Estimate VRAM, RAM, and Model Size](https://findutils.com/guides/llm-requirements-calculator-guide/) - [Postman to cURL Guide: Convert Collections into Portable Commands](https://findutils.com/guides/postman-to-curl-guide/) - [Photo Measurement Guide: Measure Objects in an Image Accurately](https://findutils.com/guides/photo-measurement-guide/) - [Domain Rating Checker: Read DR and Compare Backlink Strength](https://findutils.com/guides/domain-rating-checker-guide/) - [PDF Text Extractor: Text, JSON, and Layout Guide](https://findutils.com/guides/pdf-text-extractor-guide/) - [Audio Format Converter: Export Browser-Decoded Audio as WAV](https://findutils.com/guides/audio-format-converter-guide/) - [Audio Metadata Extractor: Duration, Channels and Bitrate Estimate](https://findutils.com/guides/audio-metadata-extractor-guide/) - [Audio Resampler: Change Sample Rate and Export WAV](https://findutils.com/guides/audio-resampler-guide/) - [Audio Trimmer: Select a Time Range and Export WAV](https://findutils.com/guides/audio-trimmer-guide/) - [GIF to Video: Convert Animation to MP4 or WebM](https://findutils.com/guides/gif-to-video-guide/) - [How to View Media File Info Online Free Without Uploading](https://findutils.com/guides/media-info-viewer-guide/) - [How to Mute a Video Online Free Without Uploading](https://findutils.com/guides/mute-video-guide/) - [How to Extract Subtitles from Video Online Free Without Uploading](https://findutils.com/guides/subtitle-extractor-guide/) - [How to Compress a Video Online Free Without Uploading](https://findutils.com/guides/video-compressor-guide/) - [How to Crop a Video: Frame Selection and Export Limits](https://findutils.com/guides/video-cropper-guide/) - [How to Convert Video Format Online Free Without Uploading](https://findutils.com/guides/video-format-converter-guide/) - [How to Merge Videos Online Free Without Uploading](https://findutils.com/guides/video-merger-guide/) - [How to View Video Metadata Online Free Without Uploading](https://findutils.com/guides/video-metadata-extractor-guide/) - [How to Reverse a Video Online Free Without Uploading](https://findutils.com/guides/video-reverser-guide/) - [How to Rotate a Video Online Free Without Uploading](https://findutils.com/guides/video-rotator-guide/) - [How to Change Video Speed Online Free Without Uploading](https://findutils.com/guides/video-speed-changer-guide/) - [How to Make a Video Thumbnail Online Free Without Uploading](https://findutils.com/guides/video-thumbnail-generator-guide/) - [How to Extract Audio from Video Online Free Without Uploading](https://findutils.com/guides/video-to-audio-guide/) - [How to Convert Video to GIF Online Free Without Uploading](https://findutils.com/guides/video-to-gif-guide/) - [CSS Box Shadow Generator: Offsets, Blur, Spread and Layers](https://findutils.com/guides/box-shadow-generator-guide/) - [CSS Gradient Generator: Directions and Color Stops](https://findutils.com/guides/gradient-generator-guide/) - [Lorem Ipsum Generator: Create Placeholder Text Online](https://findutils.com/guides/lorem-ipsum-generator-guide/) - [Unit Converter: Convert Units of Measurement Online](https://findutils.com/guides/unit-converter-guide/) - [CSS Minifier: Remove Whitespace and Check the Output](https://findutils.com/guides/css-minifier-guide/) - [JWT Generator: Create Signed JSON Web Tokens Online](https://findutils.com/guides/jwt-generator-guide/) - [Timezone Converter: Convert Time Between Zones Online](https://findutils.com/guides/timezone-converter-guide/) - [YAML Validator: Validate & Fix YAML Syntax Online](https://findutils.com/guides/yaml-validator-guide/) - [Color Converter: HEX, RGB, HSL and Alpha Values](https://findutils.com/guides/color-converter-guide/) - [Contrast Checker: WCAG Ratios for Text and Background Colors](https://findutils.com/guides/contrast-checker-guide/) - [CSV to JSON: Map Headers, Rows and Data Types](https://findutils.com/guides/csv-to-json-guide/) - [Word Counter: Count Words & Characters Online](https://findutils.com/guides/word-counter-guide/) - [ER Diagram Designer: Entities, Keys and Relationships](https://findutils.com/guides/er-diagram-designer-guide/) - [Cron Expression Generator: Build and Check Five-Field Schedules](https://findutils.com/guides/cron-expression-generator-guide/) - [JSON to XML Converter: Convert JSON to XML Online](https://findutils.com/guides/json-to-xml-guide/) - [JWT Decoder: Decode & Inspect JSON Web Tokens Online](https://findutils.com/guides/jwt-decoder-guide/) - [Number Base Converter: Binary, Hex, Decimal & Octal](https://findutils.com/guides/number-base-converter-guide/) - [DNS Lookup: Read A, AAAA, MX, TXT and CNAME Records](https://findutils.com/guides/dns-lookup-guide/) - [Email Validator: Check Address Syntax and Understand the Limits](https://findutils.com/guides/email-validator-guide/) - [Hreflang Tag Generator: Create Hreflang Tags Online](https://findutils.com/guides/hreflang-tag-generator-guide/) - [Image Eraser: Remove Objects from Photos Online](https://findutils.com/guides/image-eraser-guide/) - [JSON Escaper: Escape & Unescape JSON Strings Online](https://findutils.com/guides/json-escaper-guide/) - [PPTX Viewer: Open PowerPoint Files Online](https://findutils.com/guides/pptx-viewer-guide/) - [Security Headers: Inspect HTTP Policies and Scan Limits](https://findutils.com/guides/security-headers-analyzer-guide/) - [State Machine Designer: Build Finite State Machines Online](https://findutils.com/guides/state-machine-designer-guide/) - [Robots.txt Generator: Create a Robots.txt File Online](https://findutils.com/guides/robots-txt-generator-guide/) - [SSL Certificate Checker: Verify HTTPS & Expiry Online](https://findutils.com/guides/ssl-certificate-checker-guide/) - [Video Resizer Guide: Dimensions, WebM Export, and Audio Limits](https://findutils.com/guides/video-resizer-guide/) - [XML Sitemap Generator: Create a Sitemap.xml Online](https://findutils.com/guides/xml-sitemap-generator-guide/) - [How AI Agents Discover and Call Paid APIs: A Practical x402 Buyer's Guide](https://findutils.com/guides/how-ai-agents-discover-and-call-paid-apis/) - [GEO Audit Guide: Check Content, Crawling and Search Eligibility](https://findutils.com/guides/how-to-audit-website-for-ai-search-visibility/) - [SBA Loan Calculator: Estimate Payments and Check Fee Assumptions](https://findutils.com/guides/sba-loan-calculator-guide/) - [Make a Website AI-Agent Ready: Discovery and Permission Checks](https://findutils.com/guides/how-to-make-your-website-ai-agent-ready/) - [AI Coding Agent Guide: Context, Instructions and Review](https://findutils.com/guides/ai-agent-starter-guide/) - [What Is My IP Address? Public IP and Geolocation Guide](https://findutils.com/guides/what-is-my-ip-address-guide/) - [Bot Crawl Checker: Test HTTP Access and Robots Rules](https://findutils.com/guides/bot-crawl-checker-guide/) - [Testnet Faucets: Find Test Tokens and Check Network Details](https://findutils.com/guides/crypto-testnet-faucets-guide/) - [x402 Config Generator: Create and Verify Payment Middleware](https://findutils.com/guides/x402-config-generator-setup-guide/) - [Yolobox Configurator: Generate AI Sandbox Configs in Seconds](https://findutils.com/guides/yolobox-ai-sandbox-configurator-guide/) - [dnpm Guide: Isolate npm Commands with Docker](https://findutils.com/guides/dnpm-secure-docker-npm-wrapper-guide/) - [Base64 Encoding and Decoding: Padding, UTF-8 and URL Safety](https://findutils.com/guides/complete-guide-to-base64-encoding/) - [UUID Versions Explained: Choose v1, v4 or v7](https://findutils.com/guides/complete-guide-to-uuid-versions/) - [BMI Calculator Guide: Formula, Adult Categories and Limits](https://findutils.com/guides/how-to-calculate-bmi-body-mass-index/) - [Mortgage Payment Calculator: Formula, Costs and Assumptions](https://findutils.com/guides/how-to-calculate-mortgage-payments/) - [QR Code Generator Guide: Content, Size and Scan Checks](https://findutils.com/guides/how-to-create-qr-codes-free/) - [Password Generator Guide: Randomness, Length and Passphrases](https://findutils.com/guides/how-to-generate-secure-passwords/) - [Merge PDF Files: Reorder Pages and Review the Combined Document](https://findutils.com/guides/how-to-merge-pdf-files-online-free/) - [Regex Tester: Patterns, Flags, Groups and Backtracking](https://findutils.com/guides/how-to-test-regular-expressions-online/) - [How to Trim Video Online: Keyframes, Quality, and Export Limits](https://findutils.com/guides/how-to-trim-video-online-without-uploading/) - [UML Diagram Editor Online — Free PlantUML & Mermaid Editor with AI](https://findutils.com/guides/uml-diagram-editor-guide/) - [Windows Update Settings: Registry and PowerShell Guide](https://findutils.com/guides/windows-update-settings-generator-guide/) - [Load Balancer Design: Nginx, HAProxy, and Caddy Configs](https://findutils.com/guides/loadbalancer-design-guide/) - [Create an Online Vision Board: Arrange Goals and Images](https://findutils.com/guides/how-to-create-a-free-online-vision-board/) - [Chmod Calculator: Read Linux File Permission Values](https://findutils.com/guides/chmod-calculator-guide/) - [Remove Duplicate Lines: Case, Whitespace and Order](https://findutils.com/guides/duplicate-line-remover-guide/) - [Glob Pattern Tester: Match Paths and Check Pattern Rules](https://findutils.com/guides/glob-pattern-tester-guide/) - [Find and Replace Text Online: Free Tool with Regex Support](https://findutils.com/guides/text-find-replace-guide/) - [3D Function Plotter: Surface Equations, Domains and Resolution](https://findutils.com/guides/3d-function-plotter-guide/) - [3D Geometry Visualizer: Shapes, Volumes and Euler’s Formula](https://findutils.com/guides/3d-geometry-visualizer-guide/) - [GLTF and GLB Viewer: Inspect 3D Models in Your Browser](https://findutils.com/guides/3d-model-viewer-guide/) - [Euler to Quaternion: Convert and Check 3D Rotations](https://findutils.com/guides/3d-rotation-visualizer-guide/) - [3D Vector Visualizer: Dot Products, Cross Products and Angles](https://findutils.com/guides/3d-vector-visualizer-guide/) - [Color Name Finder: Match Names and HEX Values](https://findutils.com/guides/color-name-finder-guide/) - [Country Lookup: Search Names, Codes, Currencies and Time Zones](https://findutils.com/guides/country-lookup-guide/) - [E.164 Phone Number Validator: Format and Numbering Limits](https://findutils.com/guides/e164-phone-number-validator-guide/) - [Emoji Finder: Search Keywords, Copy Symbols and Check Variants](https://findutils.com/guides/emoji-finder-guide/) - [Find and xargs Cheatsheet: Commands and Web Tool Alternatives](https://findutils.com/guides/findutils-cheatsheet-command-line-to-web-tools/) - [Font Icon Search: Compare Names Across Icon Libraries](https://findutils.com/guides/font-icon-search-guide/) - [HTML Entity Finder — Search Special Characters and Entity Codes](https://findutils.com/guides/html-entity-finder-guide/) - [HTTP Status Code Lookup: Meanings, Examples, and Limits](https://findutils.com/guides/http-status-code-lookup-guide/) - [Keyboard Shortcut Finder: Search by App and Platform](https://findutils.com/guides/keyboard-shortcut-finder-guide/) - [MIME Type Finder — Search File Types and Content Types by Extension](https://findutils.com/guides/mime-type-finder-guide/) - [PBR Material Previewer Online: View Texture Maps on 3D Shapes Free](https://findutils.com/guides/pbr-material-previewer-guide/) - [SVG Path Visualizer: How to View, Edit & Optimize SVG Paths Online](https://findutils.com/guides/svg-path-visualizer-guide/) - [Course Quiz Generator: Questions, LaTeX and Answer Keys](https://findutils.com/guides/course-quiz-generator-guide/) - [Visual JSON Editor — Edit JSON with Drag & Drop, Tree View, and Diff](https://findutils.com/guides/visual-json-editor-guide/) - [Grade Calculator: Weighted Scores and Final Exam Targets](https://findutils.com/guides/grade-calculator-guide/) - [JSON to Markdown Table: Select Columns and Escape Cell Values](https://findutils.com/guides/how-to-convert-json-to-markdown-table-online/) - [JSON to PDF Guide: Build Documents and Check Export Limits](https://findutils.com/guides/json-to-pdf-renderer-guide/) - [JQ Playground Online: How to Query & Transform JSON with jq Filters](https://findutils.com/guides/jq-playground-guide/) - [JSON Path Finder Online: How to Query JSON with JSONPath Expressions](https://findutils.com/guides/json-path-finder-guide/) - [Product Cards from JSON: Fields, Templates, and Export](https://findutils.com/guides/json-to-product-card-guide/) - [Profile Card Generator: Team and Speaker Data from JSON](https://findutils.com/guides/json-to-profile-card-guide/) - [Social Cards from JSON: Templates, PNG Export, and Metadata](https://findutils.com/guides/json-to-social-card-guide/) - [Testimonial Card Generator: Quotes, Ratings, and Attribution](https://findutils.com/guides/json-to-testimonial-card-guide/) - [JSON Formatter and Beautifier: Format and Check JSON](https://findutils.com/guides/best-online-json-formatter-and-beautifier/) - [Online Developer Tools: Choose a Tool for Each Code Task](https://findutils.com/guides/complete-guide-to-online-developer-tools/) - [Online Image Tools: Resize, Compress, Convert and Remove Metadata](https://findutils.com/guides/complete-guide-to-online-image-tools/) - [Online JSON Tools: Format, Validate, Compare and Convert](https://findutils.com/guides/complete-guide-to-online-json-tools/) - [Online PDF Tools: Choose Conversion, Compression or Page Editing](https://findutils.com/guides/complete-guide-to-online-pdf-tools/) - [Online Security Tools: Passwords, Encryption and Hash Checks](https://findutils.com/guides/complete-guide-to-online-security-tools/) - [Compare Code Files: Read Line Differences and Whitespace Changes](https://findutils.com/guides/how-to-compare-and-diff-code-files/) - [JSON Diff: Compare Nested Objects, Arrays and Values](https://findutils.com/guides/how-to-compare-two-json-files-online/) - [Compress Images: Balance File Size and Visible Quality](https://findutils.com/guides/how-to-compress-images-without-losing-quality/) - [Compress PDF Files: Reduce Size and Check Image Quality](https://findutils.com/guides/how-to-compress-pdf-files-online/) - [Convert Image Formats: Choose JPEG, PNG, WebP or AVIF](https://findutils.com/guides/how-to-convert-image-formats-online/) - [Word and PowerPoint to PDF: Conversion and Layout Checks](https://findutils.com/guides/how-to-convert-word-and-powerpoint-to-pdf-online/) - [Edit a PDF Online: Add Text, Images and Annotations](https://findutils.com/guides/how-to-edit-pdf-files-online-free/) - [Encrypt and Decrypt Text: Passwords, AES-GCM and Output Format](https://findutils.com/guides/how-to-encrypt-decrypt-text-online/) - [Format Code Online: JSON, JavaScript, HTML and CSS](https://findutils.com/guides/how-to-format-and-beautify-code-online/) - [Generate Random Passwords: A Creation and Storage Workflow](https://findutils.com/guides/how-to-generate-secure-random-passwords/) - [Hash Text and Files: Checksum Algorithms and Verification Limits](https://findutils.com/guides/how-to-hash-text-data-online/) - [Merge and Split PDFs: Choose a Page Assembly Workflow](https://findutils.com/guides/how-to-merge-and-split-pdf-files-online/) - [Remove EXIF Metadata: Export and Verify a Photo Copy](https://findutils.com/guides/how-to-remove-exif-metadata-from-photos/) - [Resize Images: Set Pixel Dimensions and Keep the Aspect Ratio](https://findutils.com/guides/how-to-resize-images-online/) - [Password Strength Checker: Read Scores and Estimate Limits](https://findutils.com/guides/how-to-test-password-strength-online/) - [JSON Conversion Tools: Convert JSON to CSV, YAML, XML and More Online](https://findutils.com/guides/json-conversion-tools-online/) - [JSON Schema Validation: Rules, Examples, and Tool Limits](https://findutils.com/guides/json-schema-validation-explained/) - [Regex Patterns and Testing: Examples and Common Mistakes](https://findutils.com/guides/regex-patterns-and-testing-guide/) - [SQL Formatting and Validation: Format and Validate SQL Queries Online](https://findutils.com/guides/sql-formatting-and-validation-guide/) - [Merge Grant Proposal PDFs: Budgets, Timelines, and Support Letters](https://findutils.com/guides/preparing-clean-grant-proposals-how-to-merge-budgets-timelines-and-letters-of-support/) - [Prepare Client PDFs: Remove Draft Pages and Check Hidden Data](https://findutils.com/guides/how-to-sanitize-client-deliverables-by-deleting-internal-revision-pages-and-drafts/)