100% في المتصفح وبخصوصية تامة

محاكاة قصور رؤية الألوان

Client-Side Sandbox
100% In-Browser Privacy All computations and file processing run strictly in your browser. Zero server data uploads.

Simulate how colors and images appear to individuals with Protanopia (red-blind), Deuteranopia (green-blind), Tritanopia (blue-blind), or Achromatopsia.

Color Blindness Filter & Palette Simulator

Simulate how colors and images appear to individuals with Protanopia (red-blind), Deuteranopia (green-blind), Tritanopia (blue-blind), or Achromatopsia.

معايير موثقة
نتائج دقيقة وحتمية تم اختباره وفقاً للمواصفات الرسمية لضمان نتائج حسابية موثوقة وقابلة للتكرار.

كيفية استخدام هذه الأداة

  1. Configure your utility settings, input parameters, or generator options above.
  2. Click Generate, Start, or toggle options to initiate the utility.
  3. Review generated results or timers, then click Copy or Download to export.

الصيغ المدعومة والحدود والخصوصية

المدخلات والحدود: Browser client-side processing limits apply (e.g. max recommended image size 25MB).

عدم جمع أي بيانات: تعمل هذه الأداة محلياً 100% داخل محرك جافا سكريبت في متصفحك. لا يتم تخزين أو نقل أي بيانات أو ملفات أو قيم أو نتائج إلى أي خادم بعيد.

Keyboard Shortcut /
Press / Anytime to Quick-Search Jump directly to any tool across all categories with instant keyboard navigation.

أدوات ذات صلة في الأدوات الرقمية اليومية

QR Code Generator

Generate scannable QR codes for website URLs, raw text, email addresses, and Wi-Fi networks with instant PNG download.

Password Generator

Create cryptographically strong passwords using browser crypto APIs. Customize length, uppercase, lowercase, numbers, and symbols.

Time Zone Converter

Convert date and time between global IANA time zones with automatic Daylight Saving Time (DST) calculation and UTC offsets.

BMI Calculator

Calculate Body Mass Index (BMI) using metric or imperial measurements, with standard adult WHO weight categories and health disclaimers.

UUID / GUID Generator (v4)

Generate cryptographically secure bulk RFC 4122 compliant UUID v4 identifiers using CSPRNG randomness.

Cryptographic Random Number Generator

Generate truly random numbers or integer sequences within any custom range using hardware CSPRNG entropy.

Random List Picker & Fair Shuffler

Pick random winners, draw raffle prizes, or shuffle lists fairly using the unbiased Fisher-Yates algorithm.

Online QR Code Scanner & Decoder

Scan and decode QR code images directly in your browser without sending private photos to any remote server.

Wi-Fi QR Code Generator

Generate scannable Wi-Fi QR codes so guests can connect to your wireless network without entering passwords.

Unix Epoch Timestamp Converter

Convert Unix epoch timestamps to human-readable UTC/Local dates and format human dates into seconds or milliseconds.

IP Address Analyzer & CIDR Lookup

Analyze IPv4 and IPv6 addresses to determine family, CIDR classification, private/public status, and loopback ranges.

Common Network Service Ports Directory

Search standard IANA service port numbers, transport protocols (TCP/UDP), and common vulnerability/firewall descriptions.

Custom QR Code Stylist & Color Designer

Design custom high-contrast QR codes with custom color palettes, error correction levels, and SVG/PNG export.

Wi-Fi & Password Entropy Strength Tester

Calculate Shannon bits of entropy, evaluate character set combinations, and estimate brute-force cracking resistance.

Memorable Multi-Word Passphrase Generator

Generate Diceware-style memorable multi-word passphrases using cryptographically secure random values.

Date & Timestamp Multi-Format Converter

Convert calendar dates simultaneously across ISO 8601, RFC 2822, UNIX epoch timestamps, UTC, and SQL DATETIME.

Calendar Week Number & Day of Year Calculator

Calculate ISO-8601 calendar week numbers, day of the year progress, and days remaining for any date.

Business Working Days & Hours Calculator

Calculate working business days, weekend days, and billable work hours between two dates with holiday deduction.

Multi-Timezone World Clock Dashboard

Live digital world clocks across key global financial and technological hubs with real-time local offsets.

Data Download & Transfer Time Calculator

Estimate network download and upload transfer durations across any file size and connection bandwidth.

QR Code Batch Generator

Generate dozens of high-resolution QR codes simultaneously from a list of URLs or text lines with individual PNG downloads.

Barcode Generator (Code 128 Canvas)

Generate printable Code 128 linear barcodes for retail inventory, shipping labels, and product tagging on HTML5 canvas.

Password Entropy & Strength Estimator (Shannon Bits)

Evaluate cryptographic Shannon entropy bits, character pool size, and estimated brute-force crack time against GPU attacks.

Clipboard Text Sanitizer & Invisible Character Cleaner

Sanitize copied text by stripping invisible zero-width spaces, replacing curly smart quotes, and normalizing Unicode spaces.

Personal Information (PII) Redaction & Masking Tool

Detect and mask emails, phone numbers, credit card sequences, IP addresses, and SSNs before sharing confidential documents.

Printable Emergency Contact (ICE) Card Generator

Create a credit-card-sized In Case of Emergency (ICE) medical and contact card to print and keep in your wallet or backpack.

Daily Habit Tracker & Streak Logger (LocalStorage)

Track daily recurring habits, maintain motivation with day streaks, and celebrate completion milestones in private LocalStorage.

Pomodoro Focus Timer & Productivity Clock

Boost productivity with 25-minute focus intervals and restorative 5-minute or 15-minute breaks with audio notifications.

Barcode & QR Code Scanner

Scan and decode 1D/2D barcodes and QR codes from image files or your device webcam with zero server tracking.

Secure Random Token & Secret Generator

Generate cryptographically strong random tokens, auth nonces, and session keys using browser hardware entropy.

API Key Pattern & Token Generator

Generate realistic development API keys following standard industry conventions (Stripe, GitHub, AWS, Slack).

Browser Local Storage & Session Explorer

Inspect, filter, edit, delete, and export items stored in your browser localStorage and sessionStorage.

Browser Web API & Feature Capability Checker

Audit modern web platform APIs and hardware capability support in your current browser engine.

Screen Resolution & Viewport Diagnostic Checker

Inspect your physical screen resolution, active CSS viewport dimensions, device pixel ratio (DPR), and orientation.

Keyboard Shortcut Cheat Sheet Reference

Instant searchable cheat sheet for VS Code, Google Chrome, Windows, macOS, Git, and Bash terminal workflows.

World Date & Meeting Time Planner

Coordinate global team meetings across international timezones with working-hour visual overlap indicators.

Offline Notes Scratchpad & Markdown Editor

A distraction-free, auto-saving notepad that stores your notes locally in your browser with Markdown export.

Weighted Decision Matrix (Pugh Matrix) Calculator

Compare competing options across weighted criteria to make objective, data-backed strategic decisions.

Business Days Deadline Planner

Calculate project deadlines and target delivery dates by adding working business days while excluding weekends and holidays.

Project Milestone Planner

Plan project phases, calculate milestone delivery dates based on task durations, and export a milestone roadmap table.

Effort Estimator (PERT Three-Point)

Calculate expected project effort and confidence intervals using the standard PERT formula (Optimistic + 4×Likely + Pessimistic) / 6.

Resource Capacity Planner

Model team bandwidth, calculate total weekly hours, and identify over-allocated or under-utilized resources.

Task Priority Matrix

Score tasks across Impact, Effort, and Urgency to rank work into Quick Wins, Major Projects, Fill-Ins, and Thankless Tasks.

RACI Matrix Generator

Create RACI matrices (Responsible, Accountable, Consulted, Informed) and validate governance rules.

Risk Register Generator

Document project risks, calculate risk scores (Probability × Impact), and track mitigation action plans.

Decision Log Manager (ADR)

Record architectural, product, and technical decisions with context, consequences, and approval statuses.

Meeting Cost Calculator

Calculate the true financial cost of meetings based on attendee count, average salaries, and duration with live ticker.

Project Status Report Generator

Compile professional project updates with Red/Amber/Green health indicators, accomplishments, and risks.

Personal Kanban Board

Organize daily workflows into Backlog, In Progress, and Done columns with local storage persistence.

Personal Task Time Allocator

Budget your daily working hours across tasks, track remaining time, and avoid daily over-commitment.

Eisenhower Matrix Exporter

Sort tasks into Do First, Schedule, Delegate, and Eliminate quadrants, and export a clean markdown task plan.

Weekly Strategic Planner

Plan top weekly goals and daily agendas across Monday through Sunday with in-browser saving.

Shift Schedule Generator

Generate balanced rotating schedules (Day, Night, Off) for 24/7 operations, hospital, or support teams.

Leave Balance & PTO Calculator

Calculate accrued paid time off (PTO), track leave taken, and forecast year-end balance.

Project Timeline Table Generator

Build clear project delivery schedules with visual status badges, deliverables, and copyable Markdown tables.

Retrospective Workshop Board

Run sprint reviews with Mad/Sad/Glad columns, add feedback notes, upvote points, and generate action items.

Team Workload Balancer

Compare allocated hours across teammates to prevent employee burnout and distribute workload evenly.

Personal Goal Progress Tracker (OKR)

Track key results, metric completion percentages, deadlines, and milestones toward personal and professional goals.

Alt Text Drafting Workspace

Draft clear, concise alternative text for screen readers, check character count limits, and copy valid accessible HTML markup.

Accessible Table Markup Generator

Convert plain CSV or tabular text into fully accessible HTML tables with <caption>, th scope="col", and scope="row".

Form Accessibility Checklist (WCAG 2.1)

Audit web forms for label associations, error descriptions, keyboard submit readiness, and autocomplete attributes.

Keyboard Navigation Test Checklist

Step-by-step interactive testing guide for tab stop sequences, escape dismissals, skip links, and modal focus traps.

Image Privacy Preview

Check photos for leaked GPS coordinates, camera serial numbers, and sensitive metadata before sharing publicly.

Clipboard Format Inspector

Inspect what applications copy into your system clipboard: analyze plain text, HTML chunks, and binary payloads.

Browser Storage Usage Estimator

Inspect exact browser storage usage, available quota, IndexedDB, and localStorage consumption.

Privacy Policy Section Builder (GDPR / CCPA)

Generate tailored privacy policy clauses for website cookies, server logs, analytics, and user rights.

Website Launch Readiness Checklist

Ensure complete launch readiness across Security, SEO, Performance, Favicons, 404 handlers, and SSL before going live.