# DevOmniTools

> 81 browser developer utilities in English, Spanish, German and Arabic.

Core tool inputs are processed locally. Optional AI sends selected content to external providers after consent. Contact delivery requires a network connection. Preview markup blocks automatic remote resources. Assets and preferences can be stored by the browser. Offline use requires an initial visit and cached assets; online integrations are unavailable offline. Hosting-level analytics settings are separate from the tool engines.

This is a directory of browser pages, not a remotely executable tool protocol or public API. No ranking, latency, constant-memory or universal precision guarantee is made. Limits listed below describe the checked-in implementation; device performance has not been certified.

## Tools

- [PDF Merger & Combiner (Zero Upload)](https://www.devomnitools.com/en/tools/pdf-merge/) — Content.
- [PDF Splitter & Page Extractor (Zero Upload)](https://www.devomnitools.com/en/tools/pdf-split/) — Content.
- [PDF Page Rotator & Organizer (Zero Upload)](https://www.devomnitools.com/en/tools/pdf-rotate/) — Content.
- [Magic Task Breaker & Subtask Planner (Zero Upload)](https://www.devomnitools.com/en/tools/task-breaker/) — Content.
- [Tone Shifter & Professional Formalizer (Zero Upload)](https://www.devomnitools.com/en/tools/tone-shifter/) — Content.
- [EXIF Privacy Metadata Stripper (Zero Upload)](https://www.devomnitools.com/en/tools/exif-stripper/) — Security.
- [Smart Image Compressor & WebP Converter (Zero Upload)](https://www.devomnitools.com/en/tools/image-compressor/) — Design.
- [Image Resizer & Social Media Cropper (Zero Upload)](https://www.devomnitools.com/en/tools/image-resizer/) — Design.
- [Text to Diagram & Architecture Flowchart Generator](https://www.devomnitools.com/en/tools/text-to-diagram/) — Developer.
- [Visual MCP Server Config & Agent Skill Generator](https://www.devomnitools.com/en/tools/mcp-config-generator/) — Developer.
- [CRC32 Checksum Calculator](https://www.devomnitools.com/en/tools/crc32-checksum/) — Developer.
- [SVG to React & Vue JSX Component Converter](https://www.devomnitools.com/en/tools/svg-to-jsx/) — Developer.
- [ROT13 & Caesar Cipher Decoder](https://www.devomnitools.com/en/tools/rot13-cipher/) — Security.
- [JSON Formatter, Validator & Escape](https://www.devomnitools.com/en/tools/json-formatter/) — Developer.
- [JSON to TypeScript Interface](https://www.devomnitools.com/en/tools/json-to-ts/) — Developer.
- [JWT & JWS Decoder [RFC 7515 Compact Parser]](https://www.devomnitools.com/en/tools/jwt-decoder/) — Security.
- [SQL Beautifier & Online SQL Query Formatter](https://www.devomnitools.com/en/tools/sql-formatter/) — Developer.
- [Base64, Hex & Binary Converter Online](https://www.devomnitools.com/en/tools/base64-hex/) — Developer.
- [URL & Query String Encoder](https://www.devomnitools.com/en/tools/url-encoder/) — Developer.
- [Cryptographic Hash Generator & MD5 Checksum](https://www.devomnitools.com/en/tools/hash-generator/) — Security.
- [Regex Tester & Debugger Online — ReDoS-Safe Sandbox](https://www.devomnitools.com/en/tools/regex-tester/) — Developer.
- [AI Prompt Token Counter](https://www.devomnitools.com/en/tools/prompt-token-counter/) — AI.
- [Loan EMI, Car Loan & Bank Interest Calculator](https://www.devomnitools.com/en/tools/loan-emi-calculator/) — Finance.
- [Text & JSON Diff Checker Online](https://www.devomnitools.com/en/tools/diff-checker/) — Developer.
- [Cron Expression Builder](https://www.devomnitools.com/en/tools/cron-builder/) — Developer.
- [Markdown to HTML Converter](https://www.devomnitools.com/en/tools/markdown-html/) — Content.
- [Color Contrast Checker (WCAG)](https://www.devomnitools.com/en/tools/color-contrast-checker/) — Design.
- [UUID & GUID Generator — Bulk UUID v4 & UUID v7 (RFC 9562)](https://www.devomnitools.com/en/tools/uuid-generator/) — Security.
- [Word & Character Counter](https://www.devomnitools.com/en/tools/word-counter/) — Content.
- [HTML & XML Entity Encoder](https://www.devomnitools.com/en/tools/html-entity/) — Developer.
- [CSS Glassmorphism Generator](https://www.devomnitools.com/en/tools/css-glassmorphism/) — Design.
- [Unix Timestamp, Epoch & POSIX Time Converter](https://www.devomnitools.com/en/tools/unix-timestamp/) — Developer.
- [cURL to Python, Axios & Fetch Converter](https://www.devomnitools.com/en/tools/curl-converter/) — Developer.
- [YAML to JSON & JSON to YAML Online Converter](https://www.devomnitools.com/en/tools/yaml-json-converter/) — Developer.
- [TOML to JSON / JSON to TOML Converter](https://www.devomnitools.com/en/tools/toml-json-converter/) — Developer.
- [XML Formatter & XML Beautifier Online](https://www.devomnitools.com/en/tools/xml-formatter/) — Developer.
- [.gitignore Generator & Template Builder](https://www.devomnitools.com/en/tools/gitignore-generator/) — Developer.
- [Linux Chmod Permissions Calculator](https://www.devomnitools.com/en/tools/chmod-calculator/) — Developer.
- [User-Agent Parser & Device Inspector](https://www.devomnitools.com/en/tools/user-agent-parser/) — Developer.
- [Markdown Table Visual Builder](https://www.devomnitools.com/en/tools/markdown-table-generator/) — Content.
- [Code Minifier Online (HTML, CSS, JS)](https://www.devomnitools.com/en/tools/code-minifier/) — Developer.
- [HMAC Keyed-Hash Signature Generator](https://www.devomnitools.com/en/tools/hmac-generator/) — Security.
- [AES 256 Bit Encryption & Decryption [Online]](https://www.devomnitools.com/en/tools/aes-encryption/) — Security.
- [Bcrypt Hash Generator & Salt Verifier Online](https://www.devomnitools.com/en/tools/bcrypt-generator/) — Security.
- [Password Entropy Calculator & Strength Tester — NIST 800-63B](https://www.devomnitools.com/en/tools/password-entropy-tester/) — Security.
- [Bearer Token & API Key Generator (Offline CSPRNG)](https://www.devomnitools.com/en/tools/token-generator/) — Security.
- [IPv4 CIDR Subnet Calculator](https://www.devomnitools.com/en/tools/cidr-subnet-calculator/) — Network.
- [HTTP Status Codes Inspector & RFC Reference](https://www.devomnitools.com/en/tools/http-status-inspector/) — Network.
- [Content Security Policy (CSP) Builder](https://www.devomnitools.com/en/tools/csp-header-builder/) — Security.
- [Robots.txt Tester & Validator (Googlebot & AI Bots)](https://www.devomnitools.com/en/tools/robots-txt-tester/) — Network.
- [OpenGraph & Twitter Social Card Builder](https://www.devomnitools.com/en/tools/open-graph-builder/) — Content.
- [URL Slug & SEO Permalink Sanitizer](https://www.devomnitools.com/en/tools/slug-generator/) — Content.
- [Text Case Converter (Camel, Kebab, Snake)](https://www.devomnitools.com/en/tools/case-converter/) — Content.
- [Lorem Ipsum Dummy Text Generator [Instant]](https://www.devomnitools.com/en/tools/lorem-ipsum-generator/) — Content.
- [QR Code Generator Online — Create Custom QR Codes (PNG & SVG)](https://www.devomnitools.com/en/tools/qr-code-generator/) — Design.
- [SVG to PNG & Vector Converter](https://www.devomnitools.com/en/tools/svg-to-png/) — Design.
- [Base64 Image Encoder & Decoder](https://www.devomnitools.com/en/tools/base64-image/) — Developer.
- [CSS Flexbox Generator & Visual Playground](https://www.devomnitools.com/en/tools/css-flexbox/) — Design.
- [Convert SQL to JSON & CSV Online (INSERT Statements to JSON)](https://www.devomnitools.com/en/tools/sql-to-json/) — Developer.
- [CSV to JSON, JSON to CSV & CSV Viewer](https://www.devomnitools.com/en/tools/csv-json-converter/) — Developer.
- [.env to JSON & JSON to .env Converter](https://www.devomnitools.com/en/tools/env-json-converter/) — Developer.
- [Line Deduplicator — Remove Duplicate Lines & Sort Online [1-Click]](https://www.devomnitools.com/en/tools/line-deduplicator/) — Content.
- [Vector & SVG to Font Converter (TTF & Webfont)](https://www.devomnitools.com/en/tools/svg-to-font/) — Design.
- [HAR File Analyzer & Network Waterfall Viewer](https://www.devomnitools.com/en/tools/har-analyzer/) — Network.
- [Protobuf to JSON & Schema Inspector](https://www.devomnitools.com/en/tools/protobuf-to-json/) — Developer.
- [IPv6 Subnet Calculator — IPv6 CIDR & Subnetting Planning Tool](https://www.devomnitools.com/en/tools/ipv6-subnet-calculator/) — Network.
- [Docker Compose to Kubernetes YAML Converter](https://www.devomnitools.com/en/tools/docker-compose-to-k8s/) — Developer.
- [Offline JWT Signature Verifier & RSA/HMAC Debugger](https://www.devomnitools.com/en/tools/jwt-signature-verifier/) — Security.
- [Convert Docker Run to Docker Compose (YAML) — Free Online](https://www.devomnitools.com/en/tools/docker-run-to-compose/) — Developer.
- [Parse CSR & X.509 Certificate Decoder](https://www.devomnitools.com/en/tools/x509-certificate-decoder/) — Security.
- [JSON Schema Generator & RFC 9535 JSONPath Tester](https://www.devomnitools.com/en/tools/json-schema-path/) — Developer.
- [JSON to Excel Converter](https://www.devomnitools.com/en/tools/json-to-excel/) — Developer.
- [YAML Formatter & Validator](https://www.devomnitools.com/en/tools/yaml-formatter/) — Developer.
- [PNG to WebP Converter](https://www.devomnitools.com/en/tools/png-to-webp/) — Design.
- [JSON to Zod Schema Generator](https://www.devomnitools.com/en/tools/json-to-zod/) — Developer.
- [SQL to CSV & Excel Converter](https://www.devomnitools.com/en/tools/sql-to-csv/) — Developer.
- [HEX to RGB / HSL Color Converter](https://www.devomnitools.com/en/tools/color-converter/) — Design.
- [Audio Trimmer & Waveform Cutter (Zero Upload)](https://www.devomnitools.com/en/tools/audio-trimmer/) — Content.
- [PDF Watermarker & Page Stamper (Zero Upload)](https://www.devomnitools.com/en/tools/pdf-watermark/) — Content.
- [Developer Backlink Finder](https://www.devomnitools.com/en/tools/backlink-finder/) — Developer.
- [Binary Code Translator [Instant]](https://www.devomnitools.com/en/tools/binary-translator/) — Developer.