# Livecodo — Free Developer Tools, Retro HTML5 Arcade & Engineering Blog
> https://www.livecodo.tech

Livecodo is an open-source web platform founded by Gautham Pillai providing fast, client-side developer utilities, preserved retro browser arcade games, technical engineering essays, and interactive AI showcases. All browser utilities process user data 100% locally in client-side memory with zero remote server uploads.

## Core Sections & Projects

- [Shree Hanuman Ji & Hanuman Chalisa Sanctuary](https://www.livecodo.tech/hanuman): Complete devotional sanctuary dedicated to Lord Hanumanji and Shree Hanuman Chalisa featuring authentic recitation audio, ambient background video, 10 divine virtues study, and 4K sacred visual art gallery.

- [Projects & Engineering Portfolio](https://www.livecodo.tech/codes): Complete directory of Livecodo open-source projects, AI representative LLMs, WebGL engines, and web utilities.
- [Oracle Red Bull Racing F1 Animation Showcase](https://www.livecodo.tech/f1-animation.html): Vibe-coded 3D aerodynamic motion study and real-time telemetry HUD of the RB20 Formula 1 car.
- [Gautham Pillai AI Representative LLM](https://ai-portfolio-eight-ruddy.vercel.app/): Interactive RAG conversational portfolio answering career, project, and technical inquiries.

## Free Client-Side Developer Utilities

- [All-in-One PDF Suite](https://www.livecodo.tech/tools/pdf-tools.html): Merge PDF files, compress document size, convert JPG/PNG images to PDF, split pages, and rotate PDFs entirely in local browser memory.
- [Precision Unit & Currency Converter](https://www.livecodo.tech/tools/unit-converter.html): Instant conversion across 12 scientific measurement dimensions (Length, Mass, Temperature, Area, Volume, Speed, Time, Data, Pressure, Energy, Power, Angle) and live ECB foreign exchange rates.
- [Public IP & Geolocation Inspector](https://www.livecodo.tech/tools/ip-checker.html): Instant lookup of public IPv4/IPv6 addresses, ISP organization, Autonomous System Number (ASN), city/region coordinates, and live DNS propagation records.
- [Clinical BMI & Calorie Needs Calculator](https://www.livecodo.tech/tools/bmi.html): WHO-standard Body Mass Index (BMI), Basal Metabolic Rate (BMR via Mifflin-St Jeor), Total Daily Energy Expenditure (TDEE), and ideal body weight estimations.
- [Live Currency Converter](https://www.livecodo.tech/tools/currency-converter.html): Real-time foreign exchange currency converter powered by European Central Bank reference rates.

## Retro HTML5 Arcade Collection

- [Tic-Tac-Toe Strategy](https://www.livecodo.tech/game/tic-tac-toe.html): Classic 3x3 strategic puzzle with single-player minimax AI and two-player local pass-and-play.
- [Pac-Man HTML5](https://www.livecodo.tech/game/pacman.html): Classic arcade maze navigation with authentic ghost AI logic.
- [Tetris Classic](https://www.livecodo.tech/game/tetris.html): Falling tetromino matrix line-clearing puzzle.
- [Snake Game](https://www.livecodo.tech/game/snake.html): Retro Nokia-style grid navigation and score chase.
- [Minesweeper](https://www.livecodo.tech/game/minesweeper.html): Deductive numerical minefield sweeper with flag mode.
- [Motion Twin Preservation Hub](https://www.livecodo.tech/#arcade-showcase): Preserved browser classics including Alphabounce, Hammerfest, and Pioupiouz.

## Curated Technical Essays & Research

- [Unmasking HexStrike & Autonomous Offensive Security](https://www.livecodo.tech/blog/hexstrike-ai-autonomous-security.html): Deep dive into autonomous AI penetration testing frameworks and vulnerability discovery.
- [How Hop.Earth Turns Map Data into a 3D Browser Game](https://www.livecodo.tech/blog/hop-earth-real-world-3d-game.html): Exploration of OpenStreetMap geospatial vector tiles rendered in WebGL driving simulations.
- [Build and Host a Professional Website for $0](https://www.livecodo.tech/blog/build-and-host-a-professional-website-for-0.html): Comprehensive guide to zero-cost modern web hosting, static site generators, and edge CDNs.
- [Essential Tech Stack for Modern High-Performance Applications](https://www.livecodo.tech/blog/essential-tech-stack-modern-apps.html): Architectural blueprints for low-latency web systems.