1. Category

Bitcoin Links

BitAddress.org

Open Source JavaScript Client-Side Bitcoin Wallet Generator
https://www.bitaddress.org/

Bitcoincharts / Charts

Bitcoincharts provides news, markets, price charts and financial and technical data related to the Bitcoin network.
https://bitcoincharts.com/charts/

Blockchain.info

Bitcoin Block Explorer & Currency Statistics. View detailed information on all bitcoin transactions and blocks.
https://blockchain.info/

BitcoinWisdom

Live Bitcoin/Litecoin charts with EMA, MACD and other indicators.
https://bitcoinwisdom.com/

Bitcoin Magazine

Founded in 2011, Bitcoin Magazine is the oldest and most trusted source of news, insight, reviews, guides, and price analysis on bitcoin, ethereum, blockchain technology, cryptocurrencies, the darkweb, and other decentralized technologies.
http://bitcoinmagazine.com/

Jameson Lopp's Bitcoin Resources

A comprehensive list of Bitcoin resources from Getting Started to Deep Dive.
https://lopp.net/bitcoin.html

Coinbase

Coinbase is an international digital wallet that allows you to securely buy, use, and accept bitcoin currency.
https://www.coinbase.com/

CoinDesk

Bitcoin News, Prices, Charts, Guides & Analysis.
https://www.coindesk.com/

Kraken

Professional trading platform for Bitcoin and other math-based currencies.
https://www.kraken.com/

Bitcoin Globe

Real-time bitcoin transactions on a 3D globe.
http://bitcoinglobe.com/

BlockSeer

Bitcoin blockchain explorer that allows users to easily visualize the flow of Bitcoin.
https://www.blockseer.com/

FiatLeak

Watch the world currencies flow into BTC in realtime.
http://fiatleak.com/

Realtime Bitcoin

Real-time visualization of average Bitcoin price, transaction volume, network power consumption, transactions,...
http://realtimebitcoin.info/

Bitbonkers

A visualisation of live Bitcoin transactions from the Blockchain, using WebGL, three.js and physics.
http://bitbonkers.com/