Building Community and Collaboration Applications for MMOGs

Table 1

CNG features support by the most significant similar systems (source: [7]).

Feature	XFire	PLAYXPERT	Steam	Overwolf	Raptr
Texture replacement
In-game overlay	✓	✓	✓	✓	✓
Video capture	✓	✓		✓
Video edit
Video upload	✓			✓
Live video	✓
Instant messaging	✓	✓	✓	✓	✓
Audio chat	✓		✓		✓
File sharing
Online blogging
SDK free	✓	✓		✓	✓