开发者工具

Open ZIP archives locally, inspect contents, search files and download selected entries without uploading.

Convert non-encrypted 7z archives into standard ZIP files on Convertr servers.

Edit SRT and WebVTT cues, shift timings, validate order, and export captions locally.

Extract public YouTube tags, keywords, hashtags, and basic video metadata when available.

Extract available YouTube captions and transcripts in plain text, SRT, or VTT. No video download.

Fetch public YouTube comments, filter giveaway entries, and pick random winners with a visible seed.

在浏览器中本地格式化、验证、缩小和排序 JSON。

Validate JSON data against draft 7, 2019-09 and 2020-12 schemas locally in your browser.

Infer TypeScript interfaces or type aliases from pasted JSON locally in your browser.

Convert pasted JSON into XML locally with root and array item controls.

Convert XML into JSON locally with clear attribute, text and array conventions.

Flatten JSON arrays or objects into spreadsheet-ready CSV locally in your browser.

在您的浏览器中本地验证 CSV 行，预览列并格式化分隔的数据。

Convert CSV and TSV files into XLSX workbooks with delimiter controls and preview.

Convert calendar .ics and .ical exports into normalized CSV event rows.

Flatten JSON into CSV or convert CSV rows into JSON locally in your browser.

在浏览器中本地格式化、验证和缩小 XML。

Format SQL queries for MySQL, PostgreSQL, SQL Server, SQLite, BigQuery, Snowflake and Redshift locally in your browser.

从文本或本地文件生成 SHA-256、SHA-1 和 MD5 校验和。

创建 Code 128、EAN-13 和 UPC-A 条形码作为 PNG 或 SVG 文件。

Read barcodes from images, screenshots, labels, receipts, or your camera without uploading.

Read QR codes from images, screenshots, paste, drag and drop, or your camera without uploading.

创建 UUID v4 值并以常见的开发者格式复制它们。

Generate secure random passwords and memorable passphrases locally in your browser.

将 epoch 时间戳转换为可读的 UTC 和本地日期。

Build, validate and explain 5-field Unix cron schedules with next run previews.

在浏览器中本地转换长度、重量、温度、面积、体积、速度、数据和时间单位。

使用实时匹配针对示例文本测试 JavaScript 正则表达式。

Convert text between uppercase, lowercase, title case, snake_case, kebab-case, camelCase and more.

编码和解码 URL、查询字符串和 URL 组件。

Build clean GA4, ad, email, social, partner and QR tracking URLs locally in your browser.

Turn titles, product names and bulk text rows into clean SEO-friendly URL slugs.

Pick exact HEX, RGB and HSL colors from uploaded or pasted images locally.

在浏览器中本地编码 HTML 敏感字符并解码命名、十进制和十六进制 HTML 实体。

Create data URIs, raw Base64 strings, HTML img tags and CSS snippets from local images.

构建 robots.txt 规则，验证指令，并为搜索引擎爬虫导出干净的文件。

Check public A, AAAA, CNAME, MX, TXT, NS, CAA, SOA, and SRV DNS records for a domain.

Check whether a domain has sane DMARC and SPF TXT records before sending email.

Inspect status codes, redirects, response headers, cache headers, security headers, content type, and compression.

在浏览器中本地将 Markdown 语法转换为 HTML，并提供实时预览。

Convert pasted HTML snippets into clean Markdown locally in your browser.

Render README files, notes, changelogs, and Markdown snippets as selectable-text PDFs.

Compress pasted HTML snippets or local .html files with conservative browser-side options.

Render pasted HTML or uploaded .html files into downloadable PDFs with local headless Chromium.

Minify pasted CSS or local .css files with conservative browser-side compression.

Compress pasted JavaScript or local .js files with Terser running locally in your browser.

在浏览器中本地解码 JSON Web Token 标头和有效负载，包括 exp、nbf 和 iat 时间声明。

比较两个文本块并检查行级差异。

Create favicon.ico, PNG app icons and manifest snippets locally from an image or text initials.

Create a transparent multi-size favicon.ico file from a WebP logo locally in your browser.

Rasterize SVG markup or files into transparent or background PNG output locally.

创建用于 URL、文本、Wi-Fi 和联系方式的 PNG 和 SVG QR 码。