Ontwikkelaarstools

Open ZIP-archieven lokaal, inspecteer de inhoud, zoek bestanden en download geselecteerde items zonder te uploaden.

Converteer niet-versleutelde 7z-archieven naar standaard ZIP-bestanden op 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.

Formatteer, valideer, minimaliseer en sorteer JSON lokaal in uw browser.

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.

Valideer CSV-rijen, bekijk kolommen en formatteer gescheiden gegevens lokaal in uw browser.

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.

Formatteer, valideer en minimaliseer XML lokaal in uw browser.

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

Genereer SHA-256-, SHA-1- en MD5-controlesommen van tekst of lokale bestanden.

Maak Code 128-, EAN-13- en UPC-A-barcodes als PNG- of SVG-bestanden.

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.

Maak UUID v4-waarden en kopieer ze in gangbare ontwikkelaarsformaten.

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

Converteer epoch-tijdstempels naar leesbare UTC- en lokale datums.

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

Converteer lengte-, gewichts-, temperatuur-, oppervlakte-, volume-, snelheids-, data- en tijdseenheden lokaal in uw browser.

Test JavaScript reguliere expressies op voorbeeldtekst met live overeenkomsten.

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

Codeer en decodeer URL's, queryreeksen en URL-componenten.

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.

Codeer HTML-gevoelige tekens en decodeer benoemde, decimale en hexadecimale HTML-entiteiten lokaal in uw browser.

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

Bouw robots.txt-regels, valideer richtlijnen en exporteer een schoon bestand voor zoekcrawlers.

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.

Converteer Markdown-syntaxis naar HTML lokaal in uw browser met een live preview.

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.

Decodeer JSON Web Token-headers en -payloads lokaal in uw browser, inclusief exp-, nbf- en iat-timingclaims.

Vergelijk twee tekstblokken en inspecteer verschillen op regelniveau.

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.

Maak PNG- en SVG QR-codes voor URL's, tekst, Wi-Fi en contactgegevens.