SuperDev Pro

SuperDev Pro packs 50+ developer, designer, marketer, and power-user tools into a single keyboard-driven sidebar — so you can stop hoarding one-off extensions.

Toggle the shell with ⌘⇧E (macOS) or Ctrl+Shift+E (Windows/Linux). Hit ⌘⇧S to open the command palette and jump straight to any tool.

Inspect

• CSS Inspector — live styles + computed values, copy any rule
• Layout Tools — box model, flex/grid overlays, parents/children
• Ruler & Measure — click two points: distance, angle, ΔX/ΔY
• Color Picker — eyedrop + history + HEX/RGB/HSL
• Color Palette — extract every color used, highlight where it appears
• Site Stack — detect frameworks, CMS, analytics, CDN, server
• SEO Meta — full on-page audit: meta, social, headings, images, links
• Page Speed — Core Web Vitals, resources, page weight
• Accessibility — contrast, alt text, ARIA, headings, labels
• AI Assistant — BYOK chat over any OpenAI-compatible API with page context

• Font Changer — pick element, 50+ Google Fonts, live preview
• List Fonts — detect every font on the page, highlight usage
• Pattern Background — 8 patterns, presets, copy CSS
• Dark Mode — force dark on any site, per-domain control
• Code Injection — JS / CSS / HTML per-domain with snippet library
• Live Text Editor — click to edit, track changes, export HTML
• Image Replacer — drop file or URL, persists across reloads
• Move Element / Delete Element / Page Outliner — surgical DOM tweaks

• Screenshot — visible, area selection, or full-page (JPG/PNG)
• Save as PDF — live preview, A4/Letter, custom margins
• Table Capture — every <table> on the page → CSV / TSV / JSON / Markdown
• Export Element — pick any element → HTML + matched CSS to CodePen

• Web Scrape — auto-detect lists & tables, scrape, export
• API Tester — any origin, CORS-free, request history
• URL Opener — bulk-open URLs with pause/stop control
• Extract Images — img + background + SVG + favicon + og, bulk download
• Broken Link Checker — parallel HEAD checks, live progress, CSV
• Webpage → Markdown — page / main / picked element → GFM
• Stripe Analytics — charges, MRR, refunds, breakdowns
• Subreddit Insights / Reddit User Analyzer / Cross-Post Finder — full Reddit toolkit

• Todo — per-site task list
• Sticky Notes — drop notes anywhere, drag, 6 colors, per-site persist
• Tab Manager — list, filter, bulk close/copy/move
• UTM Builder — campaign URLs with templates and custom params

• Cookie Editor — list, search, add, edit, export cookies
• Clear Browsing Data — this site or all, 11 categories, time-range
• Redirect Path — trace full chain with status + headers

• Currency Converter — live FX, detect amounts on page, 30+ currencies
• Email Finder — scan text, mailto, obfuscated, group by domain
• QR Code — URL, vCard, Wi-Fi, custom color, embedded logo
• JSON Formatter — format, minify, sort keys, validate
• Encoder / Decoder — Base64, URL, HTML, hex, Unicode, MD5/SHA
• World Clock — multi-timezone with floating widget

Everything runs locally in your browser. No tracking, no analytics, no telemetry. Your data never leaves your machine unless you explicitly send it somewhere (e.g. Export to CodePen, BYOK AI calls).

Source & support

• Homepage: https://superdevpro.com
• Contact: contact@superdevpro.com