LocalBitcoins

LocalBitcoins.com is a marketplace for trading bitcoins locally to cash or online payments of your choice.

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Bitcoin Marketplace on reddit

The r/BitMarket subreddit is for buying and selling virtually anything with Bitcoin.

Acacia Trading Bot

Automated cloud-based bitcoin & cryptocurrency trading bot.

Crypto Trading Tools

Links to Github repositories, SourceForge and other sources of code and historical data that might be useful to BTC traders for automated trading, backtesting or sentiment analysis.