Opa Apps

Regular expression authors best friend

A Rubik's cube explorer in Opa

Opa user manual and interactive overview of its API.

A minimalist forum offering real-time discussions.

A portal of web applications centered around a new class of smart cards over USB devices: the Plug-Ups.

Placeloop helps local businesses increase digital loyalty and sales through an easy to use web interface and customized mobile applications.

Webshell is a basic terminal application that features a custom line editor.

Simple, free, reliable way to share your pixels

Opa plugin for google map

HTML5 Pacman in OPA (WIP)

A simple file sharing app written in Opa Language

A multiplayer (no AI) chess game implemented using the Opa Programming Language

A basic application to handle the accounts of friends. Good accounts make good friends!

Opa port of the TodoMVC app improved with adding user accounts.

A Tetris Game in OPA

This is a sample application that allows to create graphs and save them to XML.

Build easily a table in OPA

iMage is an interactive image viewer. It takes the list of photos to display from a simple text markup file, which can be provided via the URL, so with little effort you should be able to preview your photos with iMage.

Create a server on your Mac and play poker with anybody on your LAN with access to a simple web browser.

This basic 3D tool will allow you to collaboratively create a cubic scene.

A connect4, also named "puissance4" in french... This is not a fork of tictacopa, but an other implementation with multiplayer feature...

Simple blogging software written in Opa

A real-time microblogging application (WIP)

A simple wiki written in OPA, with changes broadcasted on an embedded chat

A key-value store in Opa

Collaborative white board

The first open source connect4 game in Opa (aka "puissance 4" in French). The application proposes an IA written in Opa to play with the server.

A real-time webchat, with saved history, timestamps, system messages... in less than 100 lines of Opa.

An improved fork of Opa Chat.

A toy image gallery application for Opa. Features: thumbnails, reduced-size view, full-size view, reduced images computed on need and cached.

The first open source CMS in Opa! Features real-time editing: definitely a great project for contributors.

Design, share, and book your trip from one single website.