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Tooladex is your index of free and powerful online tools.
https://www.tooladex.com/
Readability Checker has now been added to Tooladex!
December 31, 2025 at 5:25 AM
How to Check Readability: Improve Your Writing with Flesch-Kincaid Scores

tooladex.com/blog/how-to-...
How to Check Readability: Improve Your Writing with Flesch-Kincaid Scores
Learn how to check text readability using Flesch-Kincaid formulas. Understand Flesch scores, grade levels, and how to make your writing more accessible and easy to read.
tooladex.com
December 31, 2025 at 5:24 AM
Readability Checker

Analyze text readability using Flesch-Kincaid formulas. Get Flesch Reading Ease score, grade level, and average sentence length to ensure your content is accessible and easy to read.

tooladex.com/writing/read...
Readability Checker | Tooladex
Analyze text readability using Flesch-Kincaid formulas. Get Flesch score, grade level, and average sentence length. Free online readability checker.
tooladex.com
December 31, 2025 at 5:24 AM
December 30, 2025 at 4:04 AM
Keyword Density Checker: Optimize Your Content for SEO Without Overdoing It

tooladex.com/blog/keyword...
Keyword Density Checker: Optimize Your Content for SEO Without Overdoing It
Analyze keyword density and frequency in your content. Learn how the Tooladex Keyword Density Checker helps you optimize SEO, avoid keyword stuffing, and improve search engine rankings.
tooladex.com
December 30, 2025 at 4:04 AM
Keyword Density Checker

Analyze keyword density in your content. Calculate keyword frequency and density percentages to optimize your SEO content and improve search engine rankings.

tooladex.com/seo/keyword-...
Keyword Density Checker | Tooladex
Analyze keyword density in your content. Calculate keyword frequency and density percentages to optimize your SEO content.
tooladex.com
December 30, 2025 at 4:03 AM
SQL Formatter has now been added to Tooladex!
December 27, 2025 at 11:41 AM
SQL Formatter

Format and beautify SQL queries with syntax highlighting. Clean up messy SQL, customize indentation style, and improve code readability. All processing happens locally in your browser.

tooladex.com/developer/sq...
SQL Formatter & Beautifier | Tooladex
Format and beautify SQL queries with syntax highlighting. Clean up messy SQL and improve code readability.
tooladex.com
December 27, 2025 at 11:39 AM
.env File Validator now available on Tooladex!
December 24, 2025 at 5:26 AM
How to Validate .env Files: Catch Configuration Errors Before They Break Your App

tooladex.com/blog/env-fil...
How to Validate .env Files: Catch Configuration Errors Before They Break Your App
Learn how to validate .env configuration files for syntax errors, security issues, and best practices. The Tooladex .env File Validator runs entirely in your browser — your secrets never leave your de...
tooladex.com
December 24, 2025 at 5:25 AM
.env File Validator

Validate your .env configuration files for syntax errors, security issues, and best practice violations. All validation happens locally in your browser — your sensitive data never leaves your device.

tooladex.com/developer/en...
.env File Validator | Tooladex
Validate your .env files for common mistakes and security issues. Check for syntax errors, duplicate keys, missing values, and more. Privacy-first: all validation happens in your browser.
tooladex.com
December 24, 2025 at 5:24 AM
CRC32 Calculator has now been added to Tooladex!
December 24, 2025 at 5:19 AM
What Is CRC32? A Guide to Quick Checksums for Data Integrity

tooladex.com/blog/crc32-c...
What Is CRC32? A Guide to Quick Checksums for Data Integrity
Learn what CRC32 checksums are, how they work, and how to use the Tooladex CRC32 Calculator to quickly verify data integrity for text and files.
tooladex.com
December 24, 2025 at 5:19 AM
CRC32 Calculator

Generate and verify CRC32 checksums for text and files. Perfect for data integrity checks, file verification, and quick checksums.

tooladex.com/developer/cr...
CRC32 Calculator | Tooladex
Generate CRC32 checksums for text and files. Free online CRC32 calculator for developers and data integrity verification.
tooladex.com
December 24, 2025 at 5:17 AM
Password Hash Generator now on Tooladex!
December 22, 2025 at 5:41 AM
Password Hash Generator: Secure Your Passwords with Argon2, bcrypt, scrypt & PBKDF2

tooladex.com/blog/passwor...
Password Hash Generator: Secure Your Passwords with Argon2, bcrypt, scrypt & PBKDF2
Learn why password hashing is different from regular hashing, compare Argon2id vs bcrypt vs scrypt vs PBKDF2, and use the Tooladex Password Hash Generator to create secure password hashes.
tooladex.com
December 22, 2025 at 5:40 AM
Password Hash Generator

Generate and verify secure password hashes using industry-standard algorithms. Configure parameters to balance security and performance for your application.

tooladex.com/developer/pa...
Password Hash Generator | Tooladex
Generate secure password hashes using Argon2id, bcrypt, scrypt, and PBKDF2. Configure memory cost, iterations, and other parameters for optimal security.
tooladex.com
December 22, 2025 at 5:40 AM
Relative Luminance Calculator has now been added to Tooaldex!
December 20, 2025 at 3:13 PM
Relative Luminance Calculator: Measure Color Brightness for Accessibility

tooladex.com/blog/relativ...
Relative Luminance Calculator: Measure Color Brightness for Accessibility
Learn what WCAG relative luminance is, why it matters for accessibility, and how the Tooladex Relative Luminance Calculator helps you measure color brightness and build compliant, readable designs.
tooladex.com
December 20, 2025 at 3:13 PM
Relative Luminance Calculator

Calculate the WCAG relative luminance of any color. Relative luminance measures how bright a color appears to the human eye and is essential for calculating contrast ratios & ensuring accessibility compliance

tooladex.com/design/relat...
Relative Luminance Calculator | Tooladex
Calculate the WCAG relative luminance of any color. Understand how the human eye perceives brightness and ensure your designs meet accessibility standards.
tooladex.com
December 20, 2025 at 3:12 PM
Color Contrast Checker has now been added to Tooladex!
December 20, 2025 at 4:46 AM
How to Check Color Contrast: A Complete Guide to WCAG Accessibility Standards

tooladex.com/blog/color-c...
How to Check Color Contrast: A Complete Guide to WCAG Accessibility Standards
Learn why color contrast matters for accessibility, how to test contrast ratios, and how the Tooladex Color Contrast Checker helps you meet WCAG guidelines for all users.
tooladex.com
December 20, 2025 at 4:44 AM
Color Contrast Checker

Check color contrast ratios for WCAG accessibility compliance. Test foreground and background color combinations to ensure your designs are accessible to all users.

tooladex.com/design/color...
Color Contrast Checker | Tooladex
Check color contrast ratios for WCAG accessibility compliance. Test foreground and background color combinations to ensure your designs are accessible to all users.
tooladex.com
December 20, 2025 at 4:44 AM
Unit Converter has now been added to Tooladex!
December 18, 2025 at 11:04 AM