Making Smart Contracts Smarter eprint.iacr.org

Smart contract security attacks.

Enjinx enjinx.io

Ethereum block explorer, that also nicely visualizes assets and tokens.

Flint Documentation docs.flintlang.org

Experimental contract orientated language for Ethereum.

Introduction to Digital Currencies: University of Nicosia digitalcurrency.unic.ac.cy

Digital currency introductory MOOC.

Low-Resource Eclipse Attacks on Ethereum’s Peer-to-Peer Network cs.bu.edu

CryptoZombies cryptozombies.io

Learn to Code Ethereum DApps By Building Your Own Game.

Stanford CS 251(p): Bitcoin and Crypto Currencies crypto.stanford.edu

Stanford Bitcoin and Cryptocurrency Course.

Smart Contract Best Practices consensys.github.io

Security related best practices for smart contracts.

Practical zk-SNARKs for Ethereum coders-errand.com

A short and practical introduction to using zk-SNARKs.

Various Ethereum & Solidity Tutorials codementor.io

How to create smart contracts, deploy your own DApps, create tokens, and more — from beginner to intermediate topics.

Bonding Curve Playground bondingplayground.netlify.com

An interactive bonding curve webapp.

Hitchhikers Guide to Smart Contracts blog.zeppelin.solutions

Build smart contracts on Ethereum using Truffle, testrpc and Solidity.

zk-SNARKs in a nutshell blog.ethereum.org

Technical explanation of zk-SNARKS.

Blockchair blockchair.com

Multi block explorer with nice charts.

Casper the Friendly Finality Gadget Paper arxiv.org

Research paper detailing FFG.

Vida Identity vidaidentity.com

uPort uport.me

UniquID uniquid.com

Tradle tradle.io

Terraledger terraledger.com

TAO Network Identity tao.network

Steem steem.io

Solar Change solarchange.co

Slock.it slock.it

ShoCard shocard.com

Project Oaken projectoaken.com

PowerPeers powerpeers.nl

PowerLedger powerledger.io

PopChest popchest.com

OpenCreds opencreds.org

ObjectChain Collab objectchain-collab.com

Machinomy machinomy.com

lumo lumoenergy.com.au

lo3 energy lo3energy.com

KYC Chain kyc-chain.com

Jolocom jolocom.com

Civil joincivil.com

IOTA iotatoken.com

ImpactPPA impactppa.com

ID3 idcubed.org

GridSingularity gridsingularity.com

Filament filament.com

Evernym evernym.com

EventHorizon eventhorizon2017.com

SIN en.bitcoin.it

Electron electron.org.uk

Co-Tricity co-tricity.com

Chronicled chronicled.com

Hubzilla zotlabs.org

Blog/social networks platform with file, contacts and events sharing.

Blockstack blockstack.org