Screen Resolution Info
Display screen resolution, viewport size, device pixel ratio, color depth, orientation, and aspect ratio.
54 brûkers
Credential Leak Finder
Finds exposed secrets, API keys, and credentials on pages - AWS, GitHub, Stripe, Slack and more.
54 brûkers
Math-o-Matic
Math-o-Matic detects and solves mathematical equations on the page, showing step-by-step solutions
54 brûkers
AB Test Detector
Detect A/B testing and feature flag tools on any webpage: Optimizely, VWO, LaunchDarkly, Statsig, and 15 more.
53 brûkers
URL Redirect Chain
Trace the full HTTP redirect chain for any URL. Shows status codes at every hop and detects redirect loops.
53 brûkers
Display Info
Display screen resolution, viewport size, device pixel ratio, color depth, orientation, and aspect ratio.
53 brûkers
Feature Flag Scanner
Detect A/B testing and feature flag tools on any webpage: Optimizely, VWO, LaunchDarkly, Statsig, and 15 more.
53 brûkers
Reset Form Fields
Injects a visible Reset button into every form on a page. Restores all fields to their default values with one click.
53 brûkers
Site Notepad
Write quick notes tied to the current domain with timestamps. View all notes, export as Markdown, or import/export JSON.
53 brûkers
HTTP Requester
Send custom HTTP requests (GET, POST, PUT, PATCH, DELETE) to any URL with custom headers and body.
53 brûkers
Throwaway Email
Create a throwaway email address instantly. Inbox refreshes automatically every 15 seconds.
53 brûkers
Page Notes
Write quick notes tied to the current domain with timestamps. View all notes, export as Markdown, or import/export JSON.
53 brûkers
Base Converter
Convert numbers between binary, octal, decimal, and hexadecimal. Shows ASCII/Unicode character for single values.
53 brûkers
Experiment Finder
Detect A/B testing and feature flag tools on any webpage: Optimizely, VWO, LaunchDarkly, Statsig, and 15 more.
52 brûkers
Free Document Maker – AI Docs
Create, edit, and convert PDFs, invoices, resumes, and images instantly. 100% free, secure, and no signup required. Official Free Document Maker (FDM AI) browser add-on.
52 brûkers
HackerCookies - Cookie Editor
A minimal, professional cookie editor with dark hacker-style theme for power users.
52 brûkers
History Heatmap
Visualize your browsing activity as a GitHub-style heatmap calendar. Click any day to see the sites you visited.
52 brûkers
Number Base Converter
Convert numbers between binary, octal, decimal, and hexadecimal. Shows ASCII/Unicode character for single values.
52 brûkers
Form Resetter
Injects a visible Reset button into every form on a page. Restores all fields to their default values with one click.
52 brûkers
Lean Dark+: simple and fast dark mode
Install Lean Dark+ (the modern dark reader) for a faster, cleaner web—dark where needed, simple where it matters just like OUR LOGO: SIMPLE BY DESIGN.
51 brûkers
