Generate fake personal data including names, emails, phone numbers, and addresses. Perfect for testing forms, databases, and application development.
Generate fake credit card numbers with valid formats including Visa, Mastercard, Amex, and Discover. All numbers pass Luhn algorithm validation.
HTTP headers (analyzer, generator for JSON/REST/GraphQL, cache header generator, status code checker), CORS & rate limit (CORS header generator, policy tester, rate limit header parser), env/config (.env parser, variable template generator, AMQP exchange config), and dev config (ESLint configs for React/Node/TypeScript/Next.js, HTTP retry policy builder with exponential/linear/circuit-breaker).
Generate realistic mock JSON data from a schema description. Ideal for rapid API prototyping and frontend development without a backend.
Add professional headers and footers to every page of your PDF. Supports text, page numbers ({{page}}/{{total}}), dates, and custom alignment. Perfect for reports and official documents.
21 CSV tools (extract, rename, clean, dedup, validate, merge, pivot, filter, sort, split, stats, transpose + exports to HTML/MD/NDJSON/SQL/TSV/Excel), 14 JSON tools (diff, flatten, escape, path finder, schema generator, size analyzer, TypeScript/Zod generators, JWK, JSONL, NDJSON), data converters (JSON↔YAML/XML/TOML/URL/CSV), and data generators (UUID, hex, base64, names, emails, phones, dates, IPs, CSV/JSON rows).
Fake Data Generator lets you generate fake personal data including names, emails, phone numbers, and addresses. Perfect for testing forms, databases, and application development.. Everything runs inside your browser — nothing is uploaded to a server. It works on any device with a modern web browser.
Generate fake personal data including names, emails, phone numbers, and addresses. Perfect for testing forms, databases, and application development. It's ideal for developers, designers, and anyone who needs to generate fake personal data including names, emails, phone numbers, and addresses without installing software or sending data to external servers.
Direct text entry, file upload, or URL-based input — depending on the tool. Paste or type your content directly into the provided editor area.
Yes. After the initial page load, Fake Data Generator runs entirely on your device with no internet connection needed. All processing is done locally.
Tools cover JavaScript, CSS, HTML, SQL, Python, JSON, XML, CSV, and more. Check individual tool descriptions for specifics.
No. All code processing — formatting, minification, conversion, hashing — runs locally in your browser.
Yes. Since processing is local, performance depends on your device. Most operations handle large files without issue.
Yes. SQL uses sql-formatter, JSON uses native JSON.parse, and other formatters follow widely adopted formatting rules.
Yes. All developer tools work fully offline after the initial page load.
Time Converter
Convert between time units including seconds, minutes, hours, days, weeks, months, and years with precise decimal results.
Diff Checker
Compares two input texts side-by-side, highlighting inserted, deleted, and changed lines with distinct background colors.
Regex Tester
Provides an interactive environment where users can write a regular expression pattern, test it against sample strings, and view real-time match.
JSON Formatter
Pretty-prints raw JSON with configurable indent width, key sorting, and bracket collapsing options while flagging syntax errors with exact.
JS Minifier
Strips comments, whitespace, and shortens local variable names in JavaScript source without altering execution semantics.
Base64 Encode/Decode
Encodes text or small files into Base64 strings and decodes them back with automatic MIME-type detection for binary safety.