Changelog & Updates
Stay up-to-date with the latest tools, features, and improvements to MJJ Tools. We're constantly working to make your experience better.
September 1, 2025
Tongan Translator
Professional AI-powered translator for Tongan language with bidirectional translation support. Features common phrases, translation examples, cultural context, and proper diacritical marks. Perfect for connecting with Tongan communities and cultural preservation.
High Valyrian Translator
Fantasy language translator for Game of Thrones High Valyrian language. Supports bidirectional translation with common phrases, pronunciation guides, and cultural context from the fictional world of Westeros.
Shakespearean Translator
Literary language converter that transforms modern English into authentic Shakespearean/Elizabethan English. Features period-appropriate vocabulary, grammar structures, and common expressions from the era.
Cookie Formatter
Advanced HTTP cookie parser and formatter with smart parsing logic. Handles space-separated cookie attributes, supports both simple and complex cookie formats, and provides JSON export functionality. Essential for web development and debugging.
Domain Availability Checker
Batch domain name availability checker supporting multiple TLDs (.com, .net, .org, .co, .io, etc.). Features real-time availability checking, bulk domain validation, and export results to CSV or JSON format.
Email Extractor
Extract email addresses from any text content with advanced regex pattern matching. Supports bulk text processing, duplicate removal, domain filtering, and export to various formats. Perfect for lead generation and data mining.
Snake Game
Classic Snake game with responsive controls, score tracking, and localStorage high score persistence. Features smooth animations, collision detection, and progressive difficulty. Includes touch support for mobile devices.
Random Food Generator
Intelligent food suggestion tool with international cuisine support. Features dietary restrictions filtering (vegetarian, vegan, gluten-free), cuisine type selection, and favorite food saving. Supports 7 languages with localized food databases.
KW to HP Converter
Precise power unit converter between kilowatts and horsepower with support for multiple HP standards (mechanical, metric, electrical). Includes conversion formulas, historical context, and batch calculation capabilities.
Local Notes
Privacy-focused note-taking application with client-side storage. Features rich text editing, categorization, search functionality, and data export/import. All notes stored locally for maximum privacy.
Keyboard Checker
Interactive keyboard tester for identifying stuck or non-functional keys. Tests all standard keyboard keys including modifiers, function keys, and special characters. Displays real-time key press feedback and status.
Fancy Serial Number Checker
Advanced serial number validation and format detection tool. Supports various serial number patterns, checksum validation, manufacturer identification, and batch processing capabilities.
Blox Fruits Calculator Enhancement
Fixed major UX issue where switching fruits didn't update results in Level Calculator mode. Added dynamic fruit information display showing fruit type, rarity, value, awakening status, and descriptions.
Snake Game SSR Fix
Fixed localStorage SSR error by adding proper window type checks for server-side rendering compatibility.
Cookie Formatter Parser Fix
Resolved parsing truncation issue where space-separated cookies were being cut off. Implemented smart parsing logic to distinguish between cookie names and attributes.
Random Food Generator i18n Fix
Fixed hardcoded English categories and cuisines by adding proper translation functions. Now fully localized across all 7 supported languages.
Enhanced Translation System
Implemented comprehensive translation system for tool names with special character handling (dots, spaces). Added complete translations for all 12 new tools in 7 languages.
UI Layout Improvements
Implemented dual-pane layout for Tongan Translator consistent with other translator tools. Enhanced sidebar layout architecture to prevent duplicate sidebar issues.
Technical Architecture Enhancements
Enhanced dynamic component loading system, improved icon management, optimized build performance with proper ESLint handling, and improved React state management patterns across gaming tools.
August 25, 2025
Word Counter Tool
Launched comprehensive word counter tool with advanced text analysis capabilities. Features include word count, character count, sentence and paragraph analysis, reading time estimation, and detailed text statistics. Perfect for writers, students, and content creators.
Schulte Table Training Game
Added Schulte Table brain training game for improving concentration and reading speed. Features multiple grid sizes, customizable difficulty levels, performance tracking, and progress statistics. Helps enhance visual attention, cognitive performance, and mental agility.
Online Stopwatch
Introduced precision online stopwatch with millisecond accuracy. Features include lap timing, split time tracking, statistics analysis, and CSV export functionality. Perfect for sports training, time tracking, and performance measurement.
JSON to SQL Converter
Added powerful JSON to SQL converter supporting multiple database platforms (MySQL, PostgreSQL, SQLite, Oracle, SQL Server). Features intelligent data type detection, complex nested structure normalization, foreign key relationships, and batch processing capabilities. Handles complex JSON structures by following database normalization principles.
August 23, 2025
JSON to Table Converter
Launch of a new JSON to Table Converter tool that converts JSON data to HTML table format with customizable styling and export options. Supports multiple JSON formats including arrays of objects, single objects, and primitive values. Features include CSV export, HTML table generation, copy functionality, and sample data loading.
Vercel Deployment Issues Fixed
Fixed critical ESLint errors that were blocking Vercel deployment: resolved JSX unescaped entities in terms/privacy pages and TypeScript any type errors in BookmarkButton component. Also added missing Table icon to lucide icon mapping for proper JSON to Table Converter display.
Multi-Language Tool Links Fixed
Fixed critical routing issue where tool links from sidebar, search results, header search, mobile menu, footer, and category navigation were not respecting the current language context. Now clicking any tool link properly maintains language selection (e.g., /zh/tools/json-formatter).
Footer Multi-Language Support
Added complete multi-language support for footer section including translated headings, descriptions, and tool names. All 7 languages now display localized footer content instead of hardcoded English text.
Static Pages Multi-Language Routing
Created multi-language versions of Changelog, Privacy Policy, and Terms of Service pages. These pages now work correctly in all supported languages with proper routing (/zh/changelog, /ja/privacy, etc.).
Translation Key Errors Fixed
Resolved MISSING_MESSAGE errors in footer by fixing incorrect translation key formats. Tool names now correctly use actual tool data instead of custom keys, ensuring proper translation display.
Translation Coverage Enhanced
Added missing footer translation strings across all 7 language files (en, zh, ja, es, pt, de, fr) including popularTools, categories, info, changelog, and description fields.
August 17, 2025
XML Comparator Tool
Added comprehensive XML comparison tool with side-by-side diff, validation, formatting, and downloadable reports. Supports all 7 languages.
Share Button Translation Fix
Fixed missing Chinese translation for share button in tools interface, ensuring proper localization across all languages.
Complete Tool Translation Coverage
Added complete tool name and description translations for XML Comparator across all supported languages (EN, ES, PT, ZH, JA, DE, FR).
August 16, 2025
Language Switcher Restored
Restored language selection functionality to homepage header with support for 5 languages: English, Spanish, Portuguese, Chinese, and Japanese.
Bar Chart Generator
Added comprehensive bar chart generator with vertical/horizontal layouts, multiple color schemes, and export capabilities.
Pie Chart Generator
Launched professional pie chart generator with customizable colors, real-time editing, and PNG/JPG export options.
Chinese Zodiac Calendar Fix
Fixed critical bug in Chinese zodiac lunar calendar calculation affecting date accuracy and New Year handling.
Gaming Tools Category
Added complete Online Games category featuring 2048 game and Memory Flip card game with scoring systems.
August 15, 2025
6 New Powerful Tools
Added comprehensive set of tools including WordPress Theme Finder, Barcode Generator, Reaction Speed Test, and Color Palette Generator.
SEO Optimization Complete
Completed comprehensive SEO optimization with structured data, meta tags, and missing tool translations.
August 14, 2025
TypeScript Deployment Fixes
Fixed critical TypeScript errors that were blocking Vercel deployment, including ACFT scoring scales and ESLint quote escaping.
5 New Calculator Tools
Added comprehensive calculator suite with advanced mathematical and statistical computation capabilities.
Academic Tool Layout Fix
Fixed layout centering issues in Academic Tools category and resolved translator duplicate title problems.
August 12, 2025
Double Sidebar Layout Fix
Comprehensive fix for double sidebar layout issues across all languages and tool components.
Online SQL Compiler
Added Online SQL Compiler as a Developer Tool for SQL learning, testing, and query execution.
August 11, 2025
Prorate Rent Calculator
Added Prorate Rent Calculator as a Finance Tool for accurate rental payment calculations.
GPA Calculator TypeScript Fix
Fixed TypeScript compilation errors in Cumulative GPA Calculator component.
August 10, 2025
Academic Tool Category
Created new Academic Tool category with Grade Curve Calculator for educational institutions.
AP Calculator Suite
Enhanced tools layout and added AP Physics & Stats calculators for standardized test preparation.