Developer Foundry.
Foundational instruments for the modern developer. From JSON validation to SQL optimization — engineered for performance and strict privacy.
JSON Code Health
Validate, prettify, and minify JSON with RFC 8259 compliance. 100% client-side execution.
Launch ToolQuery Optimizer
Prettify and minify SQL queries instantly. Supports multiple SQL clauses with normalization.
Launch ToolSecure Encoder
Encode and decode binary buffers and production data strings with local processing.
Launch ToolRegEx Optimizer
Test patterns with live highlighting. Includes common expression presets and flag support.
Launch ToolWord Unscrambler
Solve anagrams and unscramble letters instantly using our dictionary engine.
Launch ToolWhat Is My IP?
Instantly check your public IPv4 or IPv6 address and network identity securely.
Launch ToolUUID Generator
Generate cryptographically secure v4 UUIDs in bulk. Customizable hyphens and capitalization.
Launch ToolColor Converter
Convert between HEX, RGB, and HSL color formats instantly. Copy CSS-ready values in one click.
Launch ToolTimestamp Converter
Convert Unix epoch timestamps to human-readable dates. Supports all timezones with ISO 8601 output.
Launch ToolWPM Calculator
Calculate your typing speed in words per minute and characters per minute. Get a speed level rating instantly.
Launch ToolNumbers to Words
Convert any number to its English word form and ordinal. Enter 1000000 to get "one million". Up to 999 billion.
Launch ToolLooking up a term?
JSON, UUID, regex, Base64, SQL injection, SHA-256, REST — all defined clearly.
Research & Notes.
In-depth articles on the math and logic behind our tools — written for people who want to understand the calculations, not just run them.
Complexity Theory: O(n) Analysis for Frontend Layout Engines
How modern browsers handle DOM reflows and why linear time complexity is the goal for artisanal UI.
Algorithm Design: The Geometry of SQL Sanitization
Analyzing the regex patterns used to identify and neutralize malicious SQL injection attempts.
Why JSON Validation Matters Before Production Deploys
Invalid JSON in a configuration file or API payload can take down a service silently. Here is why JSON validation should be part of your standard deploy checklist and what to look for.