Palanca Studios

Games, Engines & Apps

by Alexandre Fontoura (xesf)

A solo development endeavor focused on crafting games, tools and apps. From retro-inspired game engines and puzzle games, to web apps and utilities. Built with passion, curiosity, and a love for computer engineering.

Web & Mobile Applications

Beyond games, Palanca Studios builds practical applications — from progressive web apps for fitness studios to native iOS apps for everyday life.

Nutrition Tracker

iOS & Android

A mobile app for logging daily food intake, scanning nutrition labels with OCR, building reusable meals, and analysing nutritional data over time. Features cloud sync, AirDrop data sharing, and multi-language support. Built with React Native & Expo.

React Native Expo SDK 54 TypeScript Tesseract.js AsyncStorage

Palanca Fitness

Web App (PWA)

A Progressive Web App for a fitness studio — workout tracking, member management, online & group classes, fitness programs, and integrated Stripe billing. Built with vanilla JavaScript ES6 modules, HTML, and Tailwind CSS — keeping dependencies minimal.

JavaScript ES6 Tailwind CSS Firebase Firestore Cloud Functions Stripe PWA

Scenery

iOS App

A native iOS app for 3D object capture using Apple's Object Capture API. Scan real-world objects with your iPhone camera, create USDZ 3D models, preview in AR, and export to OBJ/glTF. Built with SwiftUI and SwiftData.

Swift SwiftUI SwiftData Object Capture API ARKit iOS 17+

Released & In Development

Game development has been at the heart of Palanca Studios since the beginning — from mobile puzzle games published on iOS and Windows Phone, to the latest logic puzzle for the Playdate handheld console.

Scope

Playdate Game

A logic puzzle game for the Playdate console. Navigate a circular scope through 36 levels across 4 orbits using D-pad movement and crank rotation. Features a medal system, dark theme, 3 save slots, detailed stats, and a built-in level editor.

C Playdate SDK CMake

Snails

Free on Steam · Open Source

A 2D platformer/puzzle game — help the snails reach the exit! 84 levels, 4 themes, 4 game modes (Escort, Exterminator, Snail King, Time Attack), achievements, and localized in 6 languages. Free on Steam and open source on GitHub under the GNU license.

C# XNA / MonoGame 2BrainsEngine

Space Proto

PS Vita

A redesigned Asteroids-style space shooter for the PlayStation Vita. Open source and available on GitHub.

C# PS Vita SDK Open Source

Sensorial Rhythm

Game Jam 2016

A Global Game Jam 2016 entry themed "Ritual." A sensory rhythm game using the Sphero robotic controller and Microsoft Win2D library.

Win2D Sphero Game Jam

Trek — Game Engine from Scratch

A game development technology built from the ground up in C with minimal dependencies. Custom software 3D rendering, multi-platform support from DOS to macOS, SIMD optimizations, and a passion for understanding every pixel on screen.

Scene Editor

Model Editor

C CMake AVX2 SIMD Win32 GDI X11 Cocoa OpenWatcom SDL2/3

Past Projects & Contributions

A history of reverse engineering, game modding, and community contributions spanning over two decades. Read more on the Projects and Games pages.

Reverse Engineering & Community

LBA Lab (Little Big Adventure)

Co-founder of LBA Lab — a community hub for Little Big Adventure creations with 43 repositories. Key projects include lba2remake (LBA2 reimplementation in JavaScript/Three.js, 276★), twin-e (LBA engine in C, 87★), lba1-classic-community (66★), engine architecture docs, community translations, modding tools (LBArchitect, LBAPackEd, lba-packager), and asset metadata. Discord community →

Reverse Engineering & Community

Dark Earth Reimplementation

Founded dark-earth-game — a community effort to reverse engineer and reimplement the 1997 PC action RPG Dark Earth. Projects include dke (game reimplementation), tools for reversing game files, community fan translations, and a community portal.

Reverse Engineering

Asylum Engine (Sanitarium)

Reverse engineering the 1998 psychological adventure game Sanitarium as part of the ScummVM community. Created tools to read, edit, and translate game resources. Contributed to making the first chapter fully playable. Read more →

Reverse Engineering

Twin-E (Little Big Adventure)

Contributed to the Little Big Adventure reverse engineering project, now part of ScummVM. Created fan tools: LBAnimator Studio, LBA Screen Viewer, Story Coder, Holomap Location viewer, and 3D Object Viewer. Contributed to the LBA File Information wiki.

Game Engines

2BrainsEngine & HikeGDK

Private C# game engines built on XNA/MonoGame. 2BrainsEngine powered the Snails video game. HikeGDK was a later evolution exploring advanced game development patterns.

Classic Projects

Early Game Projects

College-era projects: Sudoku (with AI solver), Sliding Puzzle (with optimal hints), Game of Life (Java Swing), and 2D Billiard (Borland C++). These projects laid the foundations for everything that followed. See full list →

Sudoku Sliding Puzzle Game of Life Billiard