Bitcoin Stack Exchange

Bitcoin Stack Exchange is a question and answer site for Bitcoin crypto-currency enthusiasts. It's 100% free, no registration required.

Bitcoin on reddit

/r/bitcoin is a subreddit devoted to new information and discussion about Bitcoin and its ecosystem. is an invite-only online community focused on the discussion of digital currencies, such as Bitcoin and the wide array of similar projects it has inspired. Think of it as Hacker News for digital currency, without the naive shilling culture of /r/Bitcoin.

Bitcoin Forum

The main Bitcoin discussion forum, includes subforums for technical support, mining, development and economics.