Blockchain
Bitcoin
Bitcoin Developer Documentation: Guides, examples and references about blockchain, transactions, contracts, wallets, payment processing, operating modes, p2p network and mining.
Bitcoin Wiki: For all your Bitcoin information needs. This wiki is maintained by the Bitcoin community.
bitcoin.org: Bitcoin.org was originally registered and owned by Bitcoin's first two developers, Satoshi Nakamoto and Martti Malmi. When Nakamoto left the project, he gave ownership of the domain to additional people, separate from the Bitcoin developers, to spread responsibility and prevent any one person or group from easily gaining control over the Bitcoin project.
Bitcoin 101: It’s getting easier to find information on Bitcoin these days. But it can still be overwhelming for newcomers. Here’s a list of places online that are worth visiting if you’re keen to wrap your head around what’s going on.
趣块链: 区块链论坛
bitshuo区块链技术中文社区
Bitcoin Forum
Ethereum
Ethereum Frontier Guide: The Frontier is the first live release of the Ethereum network. As such you are entering uncharted territory and you are invited to test the grounds and explore. There is a lot of danger, there may still be undiscovered traps, there may be ravaging bands of pirates waiting to attack you, but there also is vast room for opportunities.
Home-Go-Ethereum-Wiki
Ethereum Community Forum
Ethereum Homestead Documentation: This documentation is the result of an ongoing collaborative effort by volunteers from the Ethereum Community. Although it has not been authorized by the The Ethereum Foundation, we hope you will find it useful.
Ethereum Builder's Guide: This guide is still under heavy development.
Ethereum Development Tutorial
Parity
Go Ethereum: Go Ethereum is one of the three original implementations (along with C++ and Python) of the Ethereum protocol. It is written in Go, fully open source and licensed under the GNU LGPL v3.
The Ethereum Wiki: The Ethereum Wiki
METAMASK: MetaMask is a bridge that allows you to visit the distributed web of tomorrow in your browser today. It allows you to run Ethereum dApps right in your browser without running a full Ethereum node.
Blog: 汪晓明对区块链、以太坊的思考
bitcoinj: bitcoinj is a library for working with the Bitcoin protocol. It can maintain a wallet, send/receive transactions without needing a local copy of Bitcoin Core and has many other advanced features. It's implemented in Java but can be used from any JVM compatible language: examples in Python and JavaScript are included.
TurboEthereum Guide: TurboEthereum is a large distribution of software including a number of diverse tools. This book begins with the installation instructions, before proceeding to introductions, walk-throughs and references for the various tools that make up TurboEthereum.
Giant Ethereum Resource List: These links have helped me set-up Ethereum, create DApps, and understand the platform.
Ethereum Tutorials and Tips by Hudson
reddit.com/r/ethereum/
Ethereum Wallet & Stats
electrum
etherscan: EtherScan is a Block Explorer and Analytics Platform for Ethereum, a decentralized smart contracts platform.
ROPSTEN TESTNET下的etherscan
wallet.ethereum.org
blockmeta: BTC, ETH, ETC浏览器，比特币地址，地址类型分布，比特币区块链数据，算力分布，比特币节点分布，比特币节点网络，API等等。
blockchain.info: Wallet, charts, stats, markets and API.
Ethereum Network Status
ethernodes.org
http://idex.market/
myetherwallet: Open-Source & Client-Side Ether Wallet · v3.5.3
Ethereum Ropsten Faucet
etherchain.org
Solidity
Blog: tryblockchain
Docs: Solidity: Solidity is a contract-oriented, high-level language whose syntax is similar to that of JavaScript and it is designed to target the Ethereum Virtual Machine.
Tutorials | Solidity
Solidity Tutorials
Learn X in Y minutes Where X=Solidity
Hyperledger
hyperledger.org
github: hyperledger
Portal
Ethfans.org : 建立最好的以太坊中文技术社区。
铅笔
巴比特: 巴比特建立于2011年，旗下包括巴比特资讯、巴比特社区、区块元、币众筹四大区块链基础信息与数据服务产品，巴比特资讯专注于区块链、比特币以及数字货币领域的新闻报道。
万向区块链实验室: 万向区块链实验室（WanXiang Blockchain Labs）是中国万向控股成立的一家专注于区块链技术的前沿研究机构，实验室将聚集领域内的专家就技术研发、商业应用、产业战略等方面进行研究探讨，为创业者提供指引，为行业发展和政策制定提供参考，促进区块链技术服务于社会经济的进步发展。
chinaledger: 中国分布式总账基础协议联盟
