Ferramentas para desenvolvedores
Utilitários de desenvolvimento e depuração para programadores
Escolha uma ferramenta abaixo. Tudo é gratuito e roda no seu navegador.
💻 Ferramentas para desenvolvedores · Total 42 ferramentas
Criptografar / descriptografar AESAES encrypt decrypt tool: support AES encryption and decryption with key and IV for development and security, with one-click copy, offline and multilingual.
Cifra de CésarCaesar cipher tool: encrypt and decrypt with any shift 1-25, letters only with case preserved for learning, one-click copy and offline.
Gerador de código 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.
Formatador 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.
Soma de verificação 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.
Analisador de expressão CronCron parser: parse 5-field cron expressions into readable descriptions and next run times for scheduling, with one-click copy and offline.
Formatador e 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 para tabela 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 tempo de downloadDownload time estimator: calculate download time from file size and connection speed for downloads, with one-click copy and offline.
Formatador .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.
Gerador de .gitignoreGitignore generator: select Node, Python, Java, Go, Vue etc to generate .gitignore with custom merge. Supports batch processing, export and one-click copy.
Compressor / Descompressor GzipGzip compress tool: compress text to Base64-encoded Gzip or decompress back for transfer and storage, with one-click copy and offline.
Gerador 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 e para 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.
Gerador de tabela 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 para MarkdownHTML to Markdown converter: convert HTML to Markdown with headings and links for docs and writing, with one-click copy and offline.
Códigos de status 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.
Gerador de perguntas 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 sub-rede IPIP subnet calculator: calculate network address and broadcast from IPv4 and prefix for networking, with one-click copy and offline.
Expandir e 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.
Formatador e minificador de JavaScriptJavaScript formatter: beautify indentation, minify size and safely handle strings and comments with custom indent for development, with one-click copy and offline.
Achatador 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 para 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 para TypeScriptJSON to TypeScript: converts JSON to TypeScript interfaces with nested support. For frontend. Supports batch processing, export and one-click copy, offline use.
JSON para YAMLJSON to YAML converter: convert JSON objects to YAML format with nesting and arrays for config and development, with one-click copy and offline.
Visualizador de árvore 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.
Gerador de endereços MACMAC address generator: generate random MAC addresses in bulk with multiple formats for networking, with one-click copy and offline.
Gerador de tabelas 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 para 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.
Gerador de sumário MarkdownMarkdown TOC generator: extract headings to generate anchored table of contents with nesting for docs, with one-click copy and offline.
Gerador 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.
Gerador aleatório de IP e portaRandom IP and port generator: generate random public IPv4 with port and validate IP:port format for network testing, with one-click copy and offline.
Formatador SQLSQL formatter: beautify SQL with keyword uppercasing and indentation for multiple dialects and debugging, one-click copy and offline.
Escapar / Desescapar string (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.
Analisador 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 para JSONXML to JSON converter: convert XML to JSON handling attributes and nesting with validation for development, with one-click copy and offline.
Formatador 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 para JSONYAML to JSON converter: support indent-nested maps and scalars converting to formatted JSON for config, with one-click copy and offline.
Perguntas frequentes
O que é a categoria Ferramentas para desenvolvedores?
A categoria Ferramentas para desenvolvedores inclui 42 ferramentas gratuitas, todas no navegador.
Estas ferramentas são gratuitas?
Sim, todas gratuitas e sem limites de uso.
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Não. Abra a página e use; seus dados não são enviados.
Quais idiomas são suportados?
This site supports 12 languages: Chinese, English, Japanese, Spanish, French, Portuguese, Arabic, Indonesian, Hindi, Thai, Vietnamese and Bengali.