Algorand Developer Portal

Building a decentralized vault using stateful smart contracts

Vaults are a security mechanism to prevent cryptocurrency from being immediately withdrawn by forcing its creator to wait a certain wait time after a request has been made, while also giving them the ability to cancel a request that they have not made.

Roberto Pettinau Università degli studi di Cagliari

Understanding the TEAL Stack by Example

Learn how the TEAL language works: Understand the TEAL stack, scratch space, and global storage by example.

Tobias Schmidt

ASA payment for a smart contract service using Algorand

This article presents a solution for how to use ASA payment for a smart contract service using Algorand. We will implement this using [Algo Builder](https://algobuilder.dev).

Amit Yadav Algo Builder

Artificial Intelligence on Algorand

In this solution we discuss Algorand as a shared database, utility of an indexer and how Machine Learning benefits the ecosystem.

Pavel Fedotov dspyt.com

Oracle for Algorand Using Smart Contracts

This solution shows how to combine Pyteal smart contract and a Java application to implement an Oracle, to provide real world data to Algorand smart contracts.

Dame Seiel

Committing to large datasets using Merkle trees in PyTeal

This solution is here to provide a way to allow smart contracts to store a small value that represents (or commits to) a potentially very large amount of data.

Ori Shem-Tov Algorand

How does an Extendable DAO work?

An Extendable DAO allows for an eager community to build upon the DAO, adding new functionality and activating it by voting.

Steve Ferrigno Algorand

An Algorand Blackjack implementation with Beaker

Blackjack is the most played casino bank card game in the world. We show an implementation of a smart contract that runs single-player blackjack games against the bank in Beaker.

Emanuele Cuncu

Flash Loans on Algorand VM vs Ethereum VM

Have you ever wondered how Algorand feature set comes together to offer easy and convenient financial trades? Find out how it made flash loans easier!

Giorgio Ciotti Algorand Foundation

Code Upgradeability Made Easy with the Algorand VM

Algorand native code upgradeability makes life much more convenient. What would have to happen if that feature didn't exist? Take a deep look!

Giorgio Ciotti Algorand Foundation

Instant Finality - What makes Algorand stand among blockchains

Learn about Instant Finality, why it works and how it makes Algorand the best blockchain to develop on!

Giorgio Ciotti Algorand Foundation

Unpredictable Randomness Thanks to Verifiable Random Functions

Ever wondered how VRFs are used in Algorand? Find out in this article!

Giorgio Ciotti Algorand Foundation

AlgoIoT

Smart sensor demo unit with Algorand data notarization: leveraging AlgoIoT library by GT50

Enrico Speranza GT50 S.r.l.

Beginner · 1 hour

Working with ASA using Python

This tutorial demonstrates the steps involved in working with an Algorand Standard Asset (ASA) using the Python SDK.

Russell Fustino Algorand

Beginner · 30 minutes

Deploying a bet dApp powered by Beaker

In this tutorial you will deploy a bet dApp, named AlgoBet. You will setup an Algorand sandbox, compile the AlgoBet smart contract and instantiate it on the testnet. Finally, you will be able to interact with the deployed decentralized bet system.