demofile

A node.js library for parsing modern (protobuf) Source 1 demo files.

Supported Games

• Counter-Strike: Global Offensive

Supported Demo Features

• Entity updates, server classes, data tables
• User messages
• String tables
• Game events
• User commands
• Console commands

Installation

npm install --save demofile

Generate documentation to ./out/:

jsdoc .

Example

Print all player information to console:

var demofile = require('demofile');
var fs = require('fs');

fs.readFile('test.dem', function (err, buffer) {
  var demo = new demofile.DemoFile();

  demo.stringTables.on('update', e => {
    if (e.table.name === 'userinfo' && e.userData != null) {
      console.log('Player info updated:');
      console.log(e.entryIndex, e.userData);
    }
  });

  demo.parse(buffer);
});

Release History

0.2.0 (30/01/16)

• ⚡ Each tick is now parsed on a separate process tick.
• ⚡ Game event callbacks are now fired at the end of the tick.
• 🐛 Fixed Vector props decoding to undefined.

0.1.0 (18/01/16)

• 🎉 Initial release.

Acknowledgements

• CS:GO Protobuf sources copied from SteamKit