Algorand Developer Portal

Beginner · 1 hour

Create and test smart contracts using Python

Create two smart contracts using Python Algorand SDK and PyTeal, then test their implementation using pytest.

Ivica Paleka

Intermediate · 1 hour +

Using loop invariants for verification in Reach

Loops can be quite useful for writing Reach programs but verifying the outcome of loops can be challenging. In this tutorial, we will go through a tour of one of the most important features of Reach - automatic verification of loops using invariants.

Anmol

Intermediate · 1 hour +

Algorand Blockchain Development using Reach - Part 7: React.js Front End and AlgoSigner Integration

In this final entry in the series dApp development with Reach. We add a UI to our Rock Paper Scissors game. We will also interact with AlgoSigner as our Web Wallet. We assume the reader has followed the full tutorial series and Reach reference docs.

Kwame Bryan Developer Ambassador

Meet the Winners: Schelling Point Virtual Hackathon 2022

Meet the winners of the Gitcoin hackathon focused on DeFi apps, developer tooling, and DAO projects.

Michiel Mulders Algorand

Why is Sandbox Indispensable for Building dApps?

Are you struggling to figure out what tools to use when developing dApps? Look no further. Learn why Sandbox should be the go-to developer tool when building dApps.

Chris Kim Algorand

Flipping a Coin Using Hashing

Two Algorand accounts can bet on the result of a coin flip. Alice flips the coin and records the hashed result, Bob guesses and then Alice reveals the result. Example of commitment scheme.

Gidon Katten

Beginner · 1 hour

Simple NPC game interactions using a stateful contract and atomic transfers

This tutorial will show you how to create a simple NPC game character using a stateful contract and atomic transfers. We'll also test it using the `goal` command line tool.

dooke

Beginner · 15 minutes or less

Restful Algorand API with Spring Boot

By leveraging a simple Algorand Spring Boot starter, and implementing the Spring Web library, we can easily standup a Restful API to allow users to interact with the Algorand ecosystem.

babcoccl

Example Crowdfunding Stateful Smart Contract Application

This solution explains one way to build a crowdfunding application on the Algorand Blockchain.

Jason Weathersby Algorand

Introducing Algorand’s Smart Contract Debugger

This article announces the release of the Teal Debugger.

Jason Weathersby Algorand

ASA Recurring Withdrawal DApp

Build an ASA's recurring withdrawal dApp combining Algorand Standard Assets, Algorand Smart Contracts and Atomic Transfers.

Cosimo Bassi Algorand

Securities and Permissioned Tokens

This article presents a design of permissioned / securities tokens on Algorand. We will implement company shares using ASA and smart contracts with Algo Builder.

Robert Zaremba Algorand Builder

Wagering DApp with a serverless Vue + AlgoSigner Frontend

Bet on your favourite team by wagering Algo! Easily interact with smart contracts powered by the Algorand blockchain thanks to a frontend web app using Vue and AlgoSigner.

Lucas Van Mol

Intermediate · 30 minutes

Algorand Builder Tutorial: Part 1 - Creating Local Network and Deploying ASA

[Algorand Builder](https://github.com/scale-it/algo-builder) is a development environment, testing framework and asset pipeline for Algorand. Our goal is to make shipping Algorand applications simple, efficient, and scalable.

Robert Zaremba Algorand Builder