All Online Developer Tools
Search and browse ScriptZip tools for formatting, minifying, validating, converting, cleaning, and generating code, text, JSON, and sample data.
Start with the tools developers use most
Open fast tools for common formatter, validator, minifier, encoder, and converter workflows.
Website ZIP Optimizer
Scan free, then optimize up to 75 website code files for $5 USD.
CSS Minifier
Minify CSS by removing unnecessary whitespace, comments, and formatting for compact stylesheet output.
HTML Minifier
Compress HTML markup for cleaner, smaller output while keeping page structure usable.
JSON Formatter
Format and beautify JSON with clean indentation for easier reading, debugging, and sharing.
JSON Validator
Check JSON syntax and find common structure errors before using data in apps or APIs.
JSON to CSV
Convert JSON arrays or structured data into CSV output for spreadsheets and reports.
Browse tools by workflow
Use category hubs when you want to compare related tools before opening the exact tool page.
Tools for compressing, optimizing, and preparing developer assets for production.
Minify ToolsPages focused on CSS, HTML, JavaScript, and JSON minification workflows.
Formatter ToolsFormatters and beautifiers for JSON, HTML, CSS, JavaScript, and text cleanup.
Converter ToolsConverters for JSON, CSV, XML, Base64, and URL-encoded content.
XML ToolsXML-focused extraction, formatting, validation, and feed workflow tools.
Sample Data ToolsGenerate sample developer data in JSON, XML, CSV, and YAML formats for testing and prototyping.
Validator ToolsValidation-first tools for JSON and other structured developer content.
Text ToolsText cleanup, counting, case conversion, deduping, and comparison workflows.
Security ToolsDeveloper utilities for JWT inspection, hashing, regex review, and safe encoding workflows.
All tools grouped for direct use
Website ZIP Optimizer
Scan free, then optimize up to 75 website code files for $5 USD.
CSS Minifier
Minify CSS by removing unnecessary whitespace, comments, and formatting for compact stylesheet output.
HTML Minifier
Compress HTML markup for cleaner, smaller output while keeping page structure usable.
JavaScript Minifier
Minify JavaScript by removing extra spacing, comments, and optional debugging statements.
JSON Formatter
Format and beautify JSON with clean indentation for easier reading, debugging, and sharing.
Markdown Preview
Preview Markdown as rendered content before using it in docs, blogs, or project notes.
XML Formatter
Format XML with clean indentation for easier review, debugging, and documentation.
Base64 Encoder and Decoder
Encode text to Base64 or decode Base64 strings into readable output for development workflows.
CSV to JSON
Turn CSV rows into structured JSON for applications, APIs, and testing.
JSON to CSV
Convert JSON arrays or structured data into CSV output for spreadsheets and reports.
URL Encoder and Decoder
Encode or decode URL strings, query parameters, and percent encoded text.
XML and JSON Text Extractor
Extract readable text, URLs, or specific values from XML and JSON input.
Sample CSV Generator
Generate sample CSV data for spreadsheet imports, upload testing, seed files, and database QA.
Sample JSON Generator
Generate clean sample JSON data for API testing, frontend development, mock responses, and app prototypes.
Sample XML Generator
Generate sample XML data for test feeds, integrations, imports, exports, and legacy workflow validation.
Sample YAML Generator
Generate sample YAML data for configuration testing, docs, DevOps examples, and developer workflows.
JSON Validator
Check JSON syntax and find common structure errors before using data in apps or APIs.
Lorem Ipsum Generator
Generate placeholder text for layouts, mockups, content areas, and testing.
Word Counter
Count words, characters, lines, and paragraphs in pasted text.
JS Obfuscator
Obfuscate JavaScript to make scripts harder to read while keeping security limitations clear.
JWT Decoder
Decode JWT header and payload data for development and authentication debugging.
Regex Tester
Test regular expression patterns against sample text and review matches quickly.
UUID Generator
Generate UUID values for testing, database records, mock data, and API examples.
Understand how valid JSON becomes readable output without changing its values.
Fix Common JSON Parse ErrorsFind and fix invalid quotes, commas, and brackets with reproducible JSON examples.
Base64 vs Base64URLCompare Base64 and Base64URL alphabets, padding, and valid UTF-8 examples.
JavaScript Minification vs ObfuscationCompare tested minified and obfuscated output, use cases, and security limits.
Encode UTF-8 text into standard Base64 with a focused encode-only workspace.
Sitemap URL ExtractorExtract a clean list of URLs from a sitemap.xml file.
JSON Text ExtractorExtract readable values, URLs, or selected keys from JSON input.
Base64 Decode OnlineDecode Base64 strings into readable output for development and debugging.
URL Encode OnlineEncode URL text and query parameters into URL safe output.
URL Decode OnlineDecode percent encoded URL text into readable output.