Astronomy

For astronomers and astrophysicists.

Life Improvement

For experts and enthusiasts that want to solve problems that hold people back from improving themselves (personality, confidence, communication, language, productivity, organisation and so on) such that they can achieve more in their daily life.

Aviation and Aerospace

For pilots, ATCs, mechanics, aero and astro-engineers, students and enthusiasts.

Whisky

For connoisseurs and lovers of whisky/ey - be it Scotch, bourbon, rye, Tennessee, Irish, Canadian, Japanese, or any other style.

Railways

For those interested in railways across the globe, of all gauges and ages.

Homebrew Operating Systems

For people who are trying to design their own homebrew operating systems from small groups to individuals

Motorcycles, Mopeds, and Scooters

For those who operate motorcycles, scooters, mopeds, and similar vehicles, who are interested or knowledgeable in riding, riding safety, cornering, accident avoidance, and general maintenance.

HiFi/TV

For all those interested in TVs, Audio, A/V receivers, home cinema, etc...

Audiophile

For sound studio technicians, audio equipment designers, and avid audiophiles.

Mixology

For bartenders, professional and hobby; people who enjoy cocktails & liquor