Bitcoin Discussion
Bitcoin Forum general discussion about the Bitcoin ecosystem that doesn't fit better elsewhere. The Bitcoin community, innovations, the general environment, etc. Discussion of specific Bitcoin-related services usually belongs in other sections.
Subforums: Legal, Press, Meetups, Important Announcements, Wallets, Exchanges

Development & Technical Discussion
Bitcoin Forum technical discussion about Satoshi's Bitcoin client and the Bitcoin network in general. Discuss everything technical regarding the Bitcoin protocol, and various clients here.
Subforums: Bitcoin Core, Bitcoin XT, Bitcoin Classic, Bitcoin Unlimited, Others, Bitcoin Cash

Mining
Bitcoin Mining Forum Discussion
Subforums: Mining support, Pools, Mining hardware, Mining software

Marketplace
Bitcoin Market place where you can buy and sell with people all over the world for bitcoin.
Subforums: Items For Sale (digital), Items for Sale (physical), Items Wanted, Lending, Job Offers, Resumes, Services

Trading Discussion
Discussion about doing business with Bitcoin. Best trading practices, delivery methods etc.
Subforums: Telegram Groups & Pumps sub-forum, ICO Announcements, ICO Related News

Prediction Markets
Prediction markets are exchange-traded markets created for the purpose of trading the outcome of events. The market prices can indicate what the crowd thinks the probability of the event is.
Subforum: Trading Bots

Altcoins / Alternative Cryptocurrencies
Discussion of all Alternate Cryptocurrencies / Altcoins
Moderator: kingscrown
Subforums: Bitcoin Gold, Blackcoin, Dash, Dogecoin, Ethereum, Litecoin, Monero, NXT, Peercoin, REcoin, Ripple, Vcash, VCoin, Zcash / ZEC (Different from Zcoin), Zcoin / XZC (Different from Zcash)

Crypto-Anarchy/Cypherpunks
Cryptography for privacy, freedom and exploration.
Subforums: Philosophy, Readings, Agorism, Cryptography & Privacy Tools, Free Markets

The Forum
The forum in focus - this is the place to discuss the forum itself. Missing a section? Questions about the rules? Issues with a specific function? We'll sort it out with you, right here!
Subforums: Forum Support, The Suggestion Box, Wiki Discussions

Bahasa Indonesia
Indonesian Language Bitcoin Discussion
Moderator: piebeyb
Subforums: Mining, Altcoins

Deutsch
Deutsch Language Bitcoin Discussion
Subforum: Presse

Ελληνικά (Greek)
Greek Language Bitcoin Discussion
Moderator: Myagui
Subforums: Αγορά, Mining

Japanese 日本語
Japanese Language Bitcoin Discussion
Subforum: ビデオとポッドキャスト