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Browse the current English ToolBada utility pages and open browser-based tools by topic.

809 tools available

Showing 47 of 809 tools.

JSON FormatterFormat, validate, pretty-print, and minify JSON API responses, config files, logs, and webhook payloads directly in the browser without uploading data. ZIP Compressor and ExtractorCompress files into ZIP archives or extract ZIP contents in a browser-first workflow. PDF MergeMerge multiple PDF files into one browser-prepared document for submissions, scans, estimates, contracts, and shareable packets. CSV to JSON ConverterConvert CSV rows into JSON arrays for testing, migration, and quick data transformation. Password GeneratorGenerate strong random password candidates with configurable length and character sets for accounts, password managers, and test environments. Regex TesterTest JavaScript regular expressions against sample text to inspect matches, debug validation patterns, and refine text extraction rules. UUID GeneratorGenerate UUID values for test data, prototypes, and development workflows. JSON EditorEdit JSON values in the browser and keep structure visible while you work. JSON Tree ViewerExplore nested JSON in a readable tree view for faster data inspection. CSV EditorInspect and edit CSV data in the browser before copying or exporting results. JSON Data CompareCompare JSON data structures and spot changes between two payloads. JSON to CSV ConverterConvert JSON arrays into CSV tables that are easier to inspect or import. JSON to YAML ConverterConvert JSON into YAML for configuration, documentation, and development workflows. CSV to YAML ConverterConvert CSV rows into YAML blocks for data migration and configuration drafts. YAML ValidatorCheck YAML indentation, tabs, key-value lines, and common syntax risks directly in your browser. HTML CSS JS MinifierMinify HTML, CSS, and JavaScript snippets for quick optimization tests. HTML CSS JS FormatterFormat HTML, CSS, and JavaScript snippets so code is easier to read. SQL FormatterFormat SQL queries for review, debugging, and documentation. robots.txt GeneratorCreate crawler allow and disallow rules plus sitemap references for a simple robots.txt file. URL Query Parser and BuilderInspect a URL, edit query parameters as key-value rows, and rebuild a clean shareable link without sending it to a server. HTML Entity Encoder and DecoderEncode reserved HTML characters into entities or decode entity text back into readable copy before publishing or testing markup. Environment File Sorter and Duplicate CheckerSort environment variable samples, detect duplicate keys, and flag empty values before sharing configuration examples. XML to JSON ConverterConvert XML data into JSON for API debugging and quick data transformation. JSON to XML ConverterConvert JSON objects into XML markup for integration testing and data exchange. YAML JSON ConverterConvert between YAML and JSON for configuration and documentation workflows. PDF SplitSplit PDF documents into smaller files or selected page groups for sharing, cleanup, storage, and browser-first document preparation. Markdown to PDFConvert Markdown content into a PDF-style document workflow in the browser. PDF Text Extraction and OCR Readiness CheckInspect a local PDF header, classify selectable-text and scanned-page workflows, and plan privacy-safe extraction without pretending to run image OCR. Base64 Encoder and DecoderEncode plain text to Base64 or decode Base64 strings for API examples, configuration snippets, webhook samples, and development documentation. URL Encoder and DecoderEncode and decode URL components, query strings, Korean text, spaces, redirect values, and campaign parameters for safer links and API tests. Hash GeneratorGenerate common hashes for text values locally in your browser. HMAC GeneratorGenerate HMAC values for sample messages and local development checks. JWT DecoderDecode JWT header and payload JSON in the browser to inspect claims, expiry timestamps, issuer values, and authentication debugging details. Unix Timestamp ConverterConvert Unix timestamps in seconds or milliseconds into readable dates, and convert dates back for logs, JWT expiry, APIs, and scheduled work. Cron Expression BuilderBuild and inspect cron expressions for scheduled jobs and automation workflows. Password Strength CheckerPassword Strength Checker helps you check password strength indicators and review whether a password pattern looks too predictable. Browser Environment CheckerReview browser and operating-system hints, screen and viewport details, locale, time zone, and available device capabilities without retrieving your public IP address. DNS Record LookupLook up DNS record information for domains and basic web operations checks. Subnet Mask CalculatorCalculate subnet ranges and network values for quick networking references. Simple Port ScannerSimple Port Scanner helps you check simple port-style input and network reference notes for lightweight troubleshooting workflows. SVG Data URI ConverterConvert SVG markup into data URI values for CSS and HTML experiments. Favicon GeneratorCreate favicon assets for websites and quick prototype projects. Number Base ConverterConvert numbers between binary, decimal, hexadecimal, and other common bases. Random Dummy Data GeneratorRandom Dummy Data Generator helps you generate random dummy values for testing forms, tables, mockups, and development examples. NDJSON and JSON Lines ValidatorValidate JSON Lines one record at a time, report exact error lines, and convert between NDJSON and a JSON array. cURL to Fetch ConverterParse a pasted cURL command into URL, method, headers, and body, then generate browser fetch code without executing the request. HTTP Header Security CheckerParse raw HTTP response headers and review security, caching, content type, and CORS settings plus notable omissions.