Reference provides access to sessions from the 39th Chaos Communication . View sessions in calendar or list format. Filter by language, room, track, or skill level. Access offline data. Watch live streams and video recordings.
Create photos compliant with US, UK, Schengen, and other countries' biometric requirements. Adjust size, background, and lighting. Crop to 2x2 ratio. Remove unwanted elements. Export in required formats.
Pre-paid phones and international calls. Manage monthly plans and overseas e-load. Support multiple phone types including MVNO and Line phones. Allow recharging for friends' numbers. Set up automatic options. Track usage and balance history.
