Tool Hub

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Security & Forensics

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Base64 Extractor & Decoder - Find & Decode Strings

Extract and decode Base64 strings from logs, dumps, or text. Fast, private, and browser-based. Perfect for forensics and debugging.

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Crypto Phishing Detector - Check Suspicious URLs

Instantly detect crypto phishing URLs. Deobfuscate suspicious links, get a risk score, and protect your wallet from scams.

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Email Phishing Guard - Deobfuscate & Preview Suspicious Links

Paste a suspicious email link to deobfuscate it, preview the real destination, and get risk flags before you click. Protect against phishing

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Extract Base64 Strings from Text | Base64 Extractor

Use our free tool to extract base64 strings from logs, text, or hexdump. Quickly pull encoded artifacts and decode them. Fast, secure, no si

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Malicious URL Decoder & Deobfuscator - See Where a Link Really Goes

Paste a suspicious URL to see where it really goes. Every encoding layer is decoded and phishing tricks (decimal IP, punycode) are flagged.

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Metascraper URL Converter โ€“ Clean Obfuscated URLs for SEO

Convert messy, obfuscated URLs into clean, readable links. Improve link previews and SEO workflows instantly. Free tool for SEO specialists

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Phishing Link Analyzer โ€“ Check Suspicious URLs

Analyze suspicious URLs for obfuscation and phishing attempts. Decode hidden links to see where they really lead. Free and instant.

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Text Cleanse: Remove Extra Spaces & Tabs Online

Clean messy text instantly. Remove extra spaces, tabs, and inconsistent line breaks with our free online text cleaner and whitespace remover

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Email Header Analyzer - Check SPF, DKIM & DMARC

Paste raw email headers to instantly extract sender IP, mail route, and SPF/DKIM/DMARC results. Verify if an email is authentic or spoofed.

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SMTP Log Analyzer: Decode Obfuscated URLs in Email Logs

Paste SMTP logs to instantly decode obfuscated URLs hidden in email traffic. Reveal phishing and malicious links fast. Free for admins and s

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Spring Boot Root Cause Extractor | Log Analyzer

Extract the root cause exception and key stack frames from verbose Spring Boot logs instantly. Free online log analyzer for Java developers

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Comcast Bill Analyzer - Compare Bills & Spot Hidden Changes

Compare two Comcast bills, terms, or emails side by side. Instantly highlight differences to catch unauthorized charges and silent policy ch

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Cron to Text Converter - Translate Cron Expressions

Translate any cron expression into plain English instantly. Free cron to text converter for developers, DevOps engineers, and sysadmins.

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Code Deobfuscator - Decode Obfuscated Code Online

Free online code deobfuscator. Instantly decode URL-encoded obfuscation to reveal readable code for analysis, debugging, and reverse enginee

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YouTube Email Extractor - Decode Base64 & Find Emails

Extract hidden email addresses from YouTube page HTML or URLs. Decode base64-obfuscated strings for OSINT, privacy audits, and security rese

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SMTP Log Encryption Analyzer - TLS & Plaintext Check

Paste SMTP logs to instantly detect encrypted sessions, TLS versions, and risky plaintext email transmissions. Free analyzer for email secur

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Cron Time Analyzer - Cron Expression to Human Readable

Convert cron expressions to human-readable schedules and get warned about the risky 2-3 AM DST window. Free cron analyzer for sysadmins and

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Phishing Quiz: Test Suspicious Links & Emails

Paste a suspicious URL to reveal its real destination, get a phishing risk score, and learn the red flags before you click.

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Phishing Scam Scanner - Decode Suspicious URLs

Paste any suspicious link and instantly decode obfuscated URLs to expose hidden phishing and crypto scam traps before you click.

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Esports Vote Scam Analyzer | Deobfuscate Phishing URLs

Unmask phishing links disguised as esports voting pages. Paste a suspicious URL, HTML, or email to get a risk score, scam flags, and the rea

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Salesforce Phishing Analyzer - SMTP Log & Email Threat Scanner

Analyze SMTP logs and email headers for Salesforce phishing. Extract malicious links, sender details, and risk indicators instantly.

Notes & Productivity

Text Case

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Camel Case Converter - to camelCase Online

Camel Case Converter - free online tool. Paste text, see the result live, copy or download. 100% in-browser.

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Capitalize First Letter โ€“ Word Case Converter Tool

Capitalize the first letter of every word in your text instantly. Free online word case converter for writers, editors, and developers.

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Camel Case Converter: Convert Keys to camelCase Online

Free online camel case converter for developers. Quickly convert JSON keys, identifiers, and text with spaces, hyphens, or underscores to ca

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Lodash Capitalize Converter - Capitalize First Letter

Convert text to lodash capitalize format: uppercase first letter, lowercase rest. Free online tool for developers and writers.

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Param Case Converter - Text to kebab-case URL Slugs

Param Case Converter - free online tool. Paste text, see the result live, copy or download. 100% in-browser.

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Sentence Case Converter - Fix Capitalization Online

Sentence Case Converter - free online tool. Paste text, see the result live, copy or download. 100% in-browser.

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Image to JSON Converter - Extract & Format Data

Convert image-extracted text into clean, validated JSON instantly. Paste raw OCR output from screenshots or scans and get pretty-printed JSO

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Axios Case Converter: camelCase to snake_case JSON

Convert JSON keys between snake_case and camelCase for Axios requests and responses. Paste API JSON and get properly cased keys instantly.

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Start Case Converter - Capitalize Every Word Instantly

Convert any text to Start Case instantly. Capitalize the first letter of every word with one click. Free online tool for developers, writers

Dates & Time

Developer Utilities

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Cron Expression Parser โ€“ Understand & Debug Schedules

Parse cron expressions into readable schedules. Get next run times, frequency, and validation. Ideal for developers and sysadmins.

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Cron Expression Validator - Check Cron Syntax Online

Validate cron expressions instantly. Paste a crontab schedule and get a valid/invalid verdict with error details. Free, fast, and privacy-fr

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JWT Decoder - Decode & Verify JWT Tokens Online

Decode JWT tokens instantly: view header, payload, and signature. Validate structure and expiration. Free online JWT decoder for developers.

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Markdown Dynamic Server: HTML to Markdown Converter

Instantly convert HTML snippets to clean Markdown for docs and static sites. No manual rewriting or complex tooling needed.

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Markdown Makefile: Convert HTML Build Tasks to Markdown

Turn messy HTML build instructions into a clean Markdown task list that acts as your Makefile-like build script. Fast, free, and developer-f

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Markdown Parser: Convert HTML to Clean Markdown

Free online Markdown parser that instantly converts HTML into clean, readable Markdown. Perfect for developers, technical writers, and conte

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Markdown to Tweet Converter - Twitter Formatter

Convert Markdown to tweet-ready plain text. Preserve bold, italic, and lists as readable symbols. Free online Twitter formatter for creators

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PHP Query String Bypass Analyzer | Detect Parameter Pollution

Analyze PHP query strings for parameter pollution and bypass techniques. Detect duplicate keys, array syntax, and encoding tricks.

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Query String Parser - Convert URL Parameters to JSON

Parse URL query strings into structured JSON instantly. Free online tool for developers, testers, and API debuggers.

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Regex Tester - Test & Debug Regular Expressions Online

Quickly test and debug your regular expressions with our free online regex tester. See matches, capture groups, and positions instantly.

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RSS JSON to CSV Converter | Burn RSS Feeds to CSV

Convert RSS JSON feeds to CSV instantly. Burn RSS JSON data into clean CSV for Excel, Sheets, or databases. Free, fast, and private.

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URL Metadata Extractor: Get JSON Metadata from Any URL

Extract structured metadata from any URL as JSON. Perfect for SEO specialists, social media managers, and developers to preview link shares.

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URL Params to JSON Converter - Query String to JSON

Convert URL query string parameters to JSON instantly. Parse URL params to JSON object for debugging, testing, and development. Free online

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Free UUID Generator โ€“ Generate UUID v4 Online

Generate one or multiple UUID v4 identifiers instantly. Free online UUID generator for developers, testers, and admins. Fast, secure, no sig

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AWS Cron Converter - Cron to Human Readable

Convert AWS cron expressions (EventBridge, CloudWatch) into plain English. Instantly see when your 6-field schedule fires. Free, fast, no si

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Markdown Pipe Runner: HTML to Runnable Markdown

Convert HTML docs with embedded shell pipelines into clean, runnable Markdown code fences. Keep your technical docs executable and consisten

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Unix Haiku Chain: Epoch Timestamp to New Year Haiku

Turn a Unix timestamp into a chain of New Year-themed haiku. A playful generator for Unix/Linux fans, programmers, and poetry lovers.

Hash & Crypto

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Custom Hash Converter โ€“ Generate Hash with Any Algorithm

Convert text to a custom hash using your chosen algorithm. Supports SHA-256, MD5, and more. Fast, secure, and free for developers.

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Hash Check Shell Extension: SHA-256 File Integrity

Verify file integrity in seconds with SHA-256 hashes directly from Windows Explorer. No command line or third-party tools needed.

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Hash Identifier - Identify Hash Algorithm Online

Identify unknown hash types instantly. Enter a hash string and get possible algorithms like MD5, SHA1, SHA256 with confidence. Free tool for

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JSON Stable Stringify - Deterministic JSON Serializer

Convert JSON to stable stringified output with sorted keys. Ensure deterministic serialization for hashing, caching, and diffing.

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MD5 Hash Generator โ€“ Create MD5 Checksum Online

Generate MD5 hash from any text instantly. Free online MD5 generator for developers, security testing, and integrity checks. Fast, secure, a

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Motion Seeded Password Generator โ€“ Random Strong Passwords

Generate strong, unpredictable passwords using your mouse or touch movements as a random seed. Customize length and character set.

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Password Strength Tester โ€“ Evaluate & Improve Password Security

Test password strength instantly. Get a weak, medium, or strong rating and actionable tips to create more secure passwords.

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Random Password Generator - Create Strong Secure Passwords

Generate strong, random passwords instantly. Customize length and character types for maximum security. Free, fast, and secure online tool.

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Secure Password Generator - Create Strong Random Passwords

Generate secure, random passwords instantly. Customize length, character sets, and batch generate to protect accounts from brute-force attac

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SHA-256 Checksum Calculator - Free Online Hash Tool

Generate SHA-256 checksums instantly from any text. Free online SHA-256 hash calculator for data integrity, security, and verification.

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Timestamp to Hash Converter - SHA256 Unix Time Hash

Convert Unix timestamps to SHA256 hashes instantly. Free online tool for developers, security testing, and data verification.

Color & Design

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WCAG Color Contrast Checker | Verify & Improve Accessibility

Check color contrast ratios for WCAG AA/AAA compliance. Get pass/fail status and suggested colors. Ideal for designers and developers.

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Hex to RGB Color Converter | Instant Color Space Tool

Convert Hex colors to RGB instantly. Free online color converter for developers and designers. No manual math, no guesswork.

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HEX to RGB Converter | Color Utilities

Instantly convert HEX color codes to RGB values for CSS, design tools, and code. Free online color converter for designers and developers.

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C# Color Space Converter | Hex to RGB, HSL, HSV

Convert hex color codes to RGB, HSL, HSV, and C# Color objects instantly. Free online tool for .NET developers.

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Hex to HSL Converter - Convert HEX Color to HSL Online

Free online HEX to HSL converter. Instantly convert hex color codes like #FF5733 to HSL values for CSS, design, and development. No signup r

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Hex to RGB Converter - Convert Hex Colors to RGB

Free online Hex to RGB converter. Instantly convert hex color codes to RGB values for web design, CSS, and digital art. No signup required.

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Material Color Converter: HEX to RGB & HSL

Convert Material Design colors between HEX, RGB, and HSL instantly. Paste a hex code or color name and copy the format you need for design a

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Random Color Palette Generator โ€“ Create Harmonious Schemes

Generate random color palettes with adjustable hue, saturation, and brightness. Perfect for designers and developers. Get HEX, RGB, HSL code

Text & Diff

Freelance & Business Ops

Math & Calculator

Other Tools

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JSON to CSV Converter - Free Online Tool

Convert JSON to CSV instantly with our free online tool. Paste JSON array, get CSV output. No signup, works in browser.

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SQLite CSV Query - Run SQL on CSV Files Online

Query CSV files with SQL instantly in your browser. No database import needed. Paste CSV, write SQL, get JSON or table results. Free and cli

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Base64 File Splitter - Unlimited Google Drive Storage

Split binary files into base64 chunks to bypass Google Drive storage limits. Free online tool for unlimited cloud storage.

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Section 174 Tax Calculator | R&D Amortization Estimator

Estimate Section 174 capitalization impact on R&D tax deductions. Calculate annual amortization, tax liability changes, and schedules for 5

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Bowling Score Calculator - Free Ten Pin Scoring Tool

Free online bowling score calculator for ten-pin bowling. Enter your rolls per frame to get instant frame scores, cumulative totals, and str

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Screen Reader Preview & Accessibility Auditor

Paste HTML or a URL to see a screen-reader-style linear text preview. Audit heading hierarchy, link text, alt text, and reading order instan

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JSON Export Converter - Free JSON to CSV Online

Convert JSON to CSV instantly with our free online JSON export converter. Paste JSON, get clean CSV for Excel, Google Sheets, or SQL. No ins

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Cron to Human: Convert Cron Expressions to English

Translate any cron expression into plain English instantly. Free cron to human readable converter for developers and DevOps engineers.

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JSON Schema Validator - Validate & Format JSON Online

Validate JSON syntax instantly and get a clean, formatted version or a precise error message. No schema file required. Free online JSON sche

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Alchemical Letter Decoder: Clean Historical Cipher Text

Decode 17th-century alchemical letters. Paste HTML from digitized manuscripts and get clean text for cipher analysis. Free historical cipher

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Excel Multi-Value Cell Splitter - Split Cells to Rows

Split multi-value Excel cells into separate rows or columns. Paste your table, choose a delimiter, and export normalized CSV instantly. No s

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ANSI to HTML Sanitizer - Safe Terminal Log Converter

Convert ANSI-colored terminal output to safe HTML. Neutralize XSS payloads while preserving readable formatting for build log viewers.

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Sentence Case vs Title Case Converter | Free Online Tool

Instantly convert text between sentence case and title case. Compare both formats side by side and copy the one you need. Free, fast, and ac

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CSV Viewer - View CSV Files Online as JSON

Free online CSV viewer. Paste CSV data and instantly preview it as structured JSON. Inspect columns, rows, and values without a spreadsheet

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Case Naming Converter - CamelCase, Snake Case, Kebab Case

Free online case naming converter. Instantly convert text to camelCase, snake_case, kebab-case, and more for code, APIs, and config keys.

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CSV Injection Detector - Scan CSV Formula Payloads

Detect CSV injection and formula injection payloads in CSV cells before they run in Excel or Google Sheets. Fast, client-side spreadsheet se

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JSON Object Keys Case Converter to camelCase

Convert JSON object keys to camelCase recursively, including nested objects and arrays. Free online tool for developers and data engineers.

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OOXML Excel Editor - Convert XLSX CSV to JSON Online

Free online OOXML Excel editor and spreadsheet converter. Paste your XLSX/CSV export and instantly get clean, structured JSON. No upload, no

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OOXML Excel Editor - Convert XLSX CSV to JSON Online

Free online OOXML Excel editor and spreadsheet converter. Paste your XLSX/CSV export and instantly get clean, structured JSON. No upload, no

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Regex Starter - Free Online Regex Tester & Learner

Test regular expressions instantly with live matching and plain-English explanations. Perfect for beginners learning regex and developers de

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CSV to JSON Converter โ€” A Love Letter to CSV

Convert CSV to JSON instantly. A love letter to the CSV format: celebrate simplicity, unlock structured data for APIs and web apps. Free, fa

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Base Rate Calculator | Conditional Probability Tool

Calculate base rates and conditional probabilities from raw counts. Avoid the base rate fallacy with clear, instant results for students, jo

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Cron to Human: Decode SQLite AI Assistant Schedules

Turn cryptic cron expressions into plain English for your SQLite AI assistant. Verify and document automation jobs instantly, no guesswork.

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Koala String Capitalize - Capitalize First Letter

Free online koala string capitalize tool. Instantly capitalize the first letter of any sentence or string. Fast, simple, and no signup requi

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SQLite Cron Backup Schedule Generator | Cron to Human

Generate a human-readable cron schedule for automated SQLite database backups. Paste your cron expression and instantly see when your backup

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ESP32 SDR Frequency Calculator | Sample Rate & Bandwidth

Calculate ESP32 SDR frequency range, sample rate, and bandwidth limits from your ESP32 model, ADC settings, and target frequency. Get instan

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AI Model Routing Cost Calculator | LLM Router Comparison

Compare AI model routing services by cost, latency, and quality. Enter token usage and weights to get a weighted score and pick the best LLM

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Cloud Budget Cap Calculator | Hard Spending Limits

Model and set hard budget caps per cloud service in seconds. Prevent runaway cloud bills with per-service caps, overrun alerts, and savings

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Section 174 Calculator | R&D Amortization Estimator

Free Section 174 calculator for software developers and startups. Estimate R&D amortization schedules and tax deductions instantly.

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Email Guard MCP Converter - SMTP Log Analyzer

Convert raw SMTP and email guard logs into a clear security report. Instantly see blocked senders, delivered messages, and rejection reasons

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EchoSpoofing Email Spoofing Analyzer | SMTP Log Parser

Paste SMTP logs to instantly detect EchoSpoofing and email spoofing red flags. Free analyzer for email admins and security analysts.

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Apple Intelligence Disk Reclaim Calculator for macOS 27

Estimate how much disk space you can reclaim by disabling Apple Intelligence on macOS 27. Get a safe-delete model list and free space projec

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Ceiling Fan Balance Calculator: Fix Wobble & Vibration

Diagnose ceiling fan wobble and get the exact counterweight mass and blade position. Free calculator for homeowners and DIYers.

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VB6 FRM Viewer Online - Convert .frm to HTML

Paste legacy Visual Basic 6 .frm source and instantly get a safe, escaped HTML preview for wikis, tickets, and migration reports. No IDE, no

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M-Disc Backup Calculator: Disc Count & Cost Planner

Calculate M-Disc Blu-ray discs, total cost, cost per TB, and capacity utilization for cold storage backups. Plan redundancy and archive budg

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Telegram File Link Safety Checker | Scan & Deobfuscate

Paste any Telegram file link or local cache path to uncover hidden redirects and assess risk before clicking. Free, instant, privacy-first.

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Property Tax vs Home Value Calculator | Tax Rate Simulator

Simulate how home value, tax rate, and assessment ratio changes affect your property tax bill. Free property tax impact scenario tool for ho

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Section 174 Calculator: Software R&D Tax Deduction

Estimate your Section 174 amortization deduction and see how much tax you could save if immediate expensing is restored. Free calculator for

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Webcam Monitoring Calculator | Remote Work Surveillance

Quantify employer webcam, screenshot, and check-in demands. Estimate daily time cost and privacy intrusion index for remote work surveillanc

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Local Index Token Savings Calculator for LLM Apps

Estimate token and cost savings from replacing LLM tool calls with a local index. Enter call volume, token size, hit rate, and model price.

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Plug In Solar Panel Calculator | Savings & ROI

Estimate annual solar generation, savings, payback period, and meter compatibility for plug-in solar panels. Free calculator for homes and s