HTTP Method Tester
Send custom HTTP requests (GET, POST, PUT, PATCH, DELETE) to any URL with custom headers and body.
52 人のユーザー
Credential Leak Finder
Finds exposed secrets, API keys, and credentials on pages - AWS, GitHub, Stripe, Slack and more.
52 人のユーザー
AB Test Detector
Detect A/B testing and feature flag tools on any webpage: Optimizely, VWO, LaunchDarkly, Statsig, and 15 more.
51 人のユーザー
Display Info
Display screen resolution, viewport size, device pixel ratio, color depth, orientation, and aspect ratio.
51 人のユーザー
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.
51 人のユーザー
Screen Resolution Info
Display screen resolution, viewport size, device pixel ratio, color depth, orientation, and aspect ratio.
51 人のユーザー
HackerCookies - Cookie Editor
A minimal, professional cookie editor with dark hacker-style theme for power users.
51 人のユーザー
Site Notepad
Write quick notes tied to the current domain with timestamps. View all notes, export as Markdown, or import/export JSON.
51 人のユーザー
Throwaway Email
Create a throwaway email address instantly. Inbox refreshes automatically every 15 seconds.
51 人のユーザー
Math-o-Matic
Math-o-Matic detects and solves mathematical equations on the page, showing step-by-step solutions
51 人のユーザー
Experiment Finder
Detect A/B testing and feature flag tools on any webpage: Optimizely, VWO, LaunchDarkly, Statsig, and 15 more.
50 人のユーザー
URL Redirect Chain
Trace the full HTTP redirect chain for any URL. Shows status codes at every hop and detects redirect loops.
50 人のユーザー
Feature Flag Scanner
Detect A/B testing and feature flag tools on any webpage: Optimizely, VWO, LaunchDarkly, Statsig, and 15 more.
50 人のユーザー
Reset Form Fields
Injects a visible Reset button into every form on a page. Restores all fields to their default values with one click.
50 人のユーザー
HTTP Requester
Send custom HTTP requests (GET, POST, PUT, PATCH, DELETE) to any URL with custom headers and body.
50 人のユーザー
History Heatmap
Visualize your browsing activity as a GitHub-style heatmap calendar. Click any day to see the sites you visited.
50 人のユーザー
Number Base Converter
Convert numbers between binary, octal, decimal, and hexadecimal. Shows ASCII/Unicode character for single values.
50 人のユーザー
Page Notes
Write quick notes tied to the current domain with timestamps. View all notes, export as Markdown, or import/export JSON.
50 人のユーザー
