Herramientas para desarrolladores
Utilidades de desarrollo y depuración para programadores
Elige una herramienta. Todas son gratis y funcionan en tu navegador.
💻 Herramientas para desarrolladores · Total 42 herramientas
Cifrado / descifrado AESAES encrypt decrypt tool: support AES encryption and decryption with key and IV for development and security, with one-click copy, offline and multilingual.
Cifrado CésarCaesar cipher tool: encrypt and decrypt with any shift 1-25, letters only with case preserved for learning, one-click copy and offline.
Generador de códigos de barras Code128Code128 barcode generator: support ASCII charset with automatic checksum generating standard barcode SVG for products and logistics, with one-click copy and offline.
Formateador de cookiesCookie formatter: parses Cookie strings to JSON/table with URL decoding and rebuilds Cookies from JSON. For debugging. Supports batch processing and one-click copy.
Suma de comprobación CRC32 / Adler-32Checksum calculator: support CRC32 and Adler-32 algorithms outputting hex and decimal results for file and data verification, with one-click copy and offline.
Analizador de expresiones CronCron parser: parse 5-field cron expressions into readable descriptions and next run times for scheduling, with one-click copy and offline.
Formateador y minificador CSSCSS formatter and minifier: beautify or minify CSS with one click, removing comments while keeping syntax valid for frontend, with one-click copy and offline.
CSV a tabla MarkdownCSV to Markdown: converts CSV to Markdown tables with comma/semicolon/Tab and quote handling. Supports batch processing, export and one-click copy, offline use.
Calculadora de tiempo de descargaDownload time estimator: calculate download time from file size and connection speed for downloads, with one-click copy and offline.
Formateador .env.env formatter: parse KEY=VALUE and align, trim and escape or convert to JSON for config and deployment, with one-click copy and offline.
Generador de .gitignoreGitignore generator: select Node, Python, Java, Go, Vue etc to generate .gitignore with custom merge. Supports batch processing, export and one-click copy.
Compresor / Descompresor GzipGzip compress tool: compress text to Base64-encoded Gzip or decompress back for transfer and storage, with one-click copy and offline.
Generador HMAC-SHA256HMAC generator: enter message and secret to generate HMAC-SHA256 hex and Base64 signatures. For API signing. Supports batch processing, export and one-click copy.
Codificador / Decodificador HTML y a JSHTML escape and decode tool: support special character escape, entity decode and deep numeric encoding for web and security, with one-click copy and offline.
Generador de tablas HTMLHTML table generator: paste CSV data to generate HTML table code with header, border and class settings and preview for development, with one-click copy and offline.
HTML a MarkdownHTML to Markdown converter: convert HTML to Markdown with headings and links for docs and writing, with one-click copy and offline.
Códigos de estado HTTPHTTP status codes reference: look up 1xx-5xx meanings, scenarios and troubleshooting with all common codes for development and ops, with one-click copy and offline.
Generador de preguntas de entrevistaInterview questions: pick a category (frontend, backend, algorithm, system design, behavioral) and count (1-10) for random open-ended questions with one-click copy.
Calculadora de subred IPIP subnet calculator: calculate network address and broadcast from IPv4 and prefix for networking, with one-click copy and offline.
Expandir y comprimir IPv6IPv6 expander: expand compressed addresses to full 8 groups or compress back with validation for networking and ops, with one-click copy and offline.
Formateador y compresor de JavaScriptJavaScript formatter: beautify indentation, minify size and safely handle strings and comments with custom indent for development, with one-click copy and offline.
Aplanador JSONJSON flattener: expand nested JSON into dot-path key-value pairs with array indexes and custom separators for config and APIs, with one-click copy and offline.
JSON a CSVJSON to CSV converter: convert JSON array to CSV with custom delimiters and header export for data processing, one-click copy, offline and multilingual.
JSON a TypeScriptJSON to TypeScript: converts JSON to TypeScript interfaces with nested support. For frontend. Supports batch processing, export and one-click copy, offline use.
JSON a YAMLJSON to YAML converter: convert JSON objects to YAML format with nesting and arrays for config and development, with one-click copy and offline.
Visor de árbol JSONJSON tree viewer: render JSON as collapsible color-coded tree with expand and collapse for deep data for APIs, with one-click copy and offline.
Codificador JWT (HS256)JWT encoder: inputs header, payload and secret to generate HS256 JWT token. Supports batch processing, export and one-click copy, offline use.
Generador de direcciones MACMAC address generator: generate random MAC addresses in bulk with multiple formats for networking, with one-click copy and offline.
Generador de tablas MarkdownMarkdown table generator: visually edit rows and columns to generate table code with header and alignment for docs and README, with one-click copy and offline.
Markdown a HTMLMarkdown to HTML converter: support headings, bold, italic, links, lists and code blocks with live preview for writing and docs, with one-click copy and offline.
Generador de índice MarkdownMarkdown TOC generator: extract headings to generate anchored table of contents with nesting for docs, with one-click copy and offline.
Generador de hash MD5MD5 hash tool: compute 32-char hex MD5 digest for UTF-8 text locally for privacy for verification and learning, with one-click copy and offline.
Consulta de tipo MIMEMIME lookup: enter file extension or MIME to get Content-Type with common types. Supports batch processing, export and one-click copy, offline use.
Generador de IP y puerto aleatoriosRandom IP and port generator: generate random public IPv4 with port and validate IP:port format for network testing, with one-click copy and offline.
Formateador SQLSQL formatter: beautify SQL with keyword uppercasing and indentation for multiple dialects and debugging, one-click copy and offline.
Escapar / Desescapar texto (JS)String escape tool: convert strings to JavaScript escaped form handling quotes and newlines for coding, with one-click copy and offline.
Codificador / Decodificador Unicode (\u)Unicode converter: convert Chinese, Emoji and text to \uXXXX escapes or restore with bulk and large text for development, with one-click copy and offline.
Analizador de User-AgentUser-Agent parser: paste UA string to identify browser, version, OS and device with highlighting for development and analytics, with one-click copy and offline.
Codificador / Decodificador UTF-16 (\x)UTF-16 converter: convert text to \xXXXX hex escapes or decode back supporting bulk and large text for development and debugging, with one-click copy and offline.
XML a JSONXML to JSON converter: convert XML to JSON handling attributes and nesting with validation for development, with one-click copy and offline.
Formateador YAMLYAML formatter: parse and reformat YAML with clean indentation and quoting for clear output for config and learning, with one-click copy and offline.
Conversor de YAML a JSONYAML to JSON converter: support indent-nested maps and scalars converting to formatted JSON for config, with one-click copy and offline.
Preguntas frecuentes
¿Qué es la categoría Herramientas para desarrolladores?
La categoría Herramientas para desarrolladores incluye 42 herramientas gratuitas. Todas funcionan en tu navegador.
¿Estas herramientas son gratuitas?
Sí, todas son gratis y sin límites de uso.
¿Necesito registrarme?
No. Abre la página y úsala; tus datos no se suben.
¿Qué idiomas se admiten?
This site supports 12 languages: Chinese, English, Japanese, Spanish, French, Portuguese, Arabic, Indonesian, Hindi, Thai, Vietnamese and Bengali.