Generation and validation of certificates using ethereum blockchain

🐲 Epic NFTs [UI] - Proyecto que te permitirá conectar tu billetera y acuñar un NFT, podrás revender el NFT en OpenSea. El NFT en sí se puede personalizar

🚰 Get ethers from any testnet easily

A Python library for the amberdata.io API

Idea proposal to solve problems faced by existing Chit fund system using the capabilities of blockchain technology.

All Projects of Udacity's Blockchain Nanodegree ⚡

🦄 Wave Portal [UI] - Proyecto donde podrás ver y enviar un mensaje anónimo y ser recompensado con ETH. Para ello necesitas conectarte con Metamask a la testnet de Rinkeby y tener ETH para utilizar.

Udacity Blockchain Nanodegree Course | This is an Ethereum Dapp for a coffee supply chain built using javascript. It includes the diagrams used for planning the supply chain.

Smart contract for create NFTs with random metadata and deploy it on-chain

A simple blockchain project to show the basics of smart contracts and Ethereum development.

🦄 Wave Portal [smart-contract] - Proyecto donde pueden enviarte un mensaje que quedará almacenado en la blockchain además de poder ser recompensados con ETH por hacerlo. Esto a través de un smart-contract de Ethereum implementado en la test-net de Rinkeby

A lottery system built on the ethereum network powered by smart contract, the client communicates with lottery system thanks to a react app.

Using blockchain to handle the backend of kickstarter . #blockchain #ethereum #solidity #rinkeby #infura

This is the introduction for our NFT products.

A blockchain social media to be involved or helped about any subject. Get answers/contribution by community members. Be rewarded by posting best contribution on the quest event.

A game of Ludo powered by Ethereum

In this part we create a solidity contract and test it using Mocha and convert it into ABI for second part

Help me vaccinate the President of Brazil

Try your luck is DApp based game. Players can enter in a game by providing some ether and the winner will be elected by the contract randomly, the winner will receive all the ethers in the contract available. It's all about luck!!!! 🤑🤑