Algorand Developer Portal

Verify Signatures and Signed Data within Algorand Smart Contracts

This article explains how to use the ed25519verify opcode in conjunction with the tealsign goal command.

Jason Weathersby Algorand

Intermediate · 30 minutes

How to use Multisignature Transactions in Java

This tutorial covers how to sign and send transactions from a multisignature account using the Algorand Java SDK

Jesulonimi Akingbesote Medflit

Intermediate · 30 minutes

Hash Time Lock Contract Template With Go

Build a Smart Contract that functions as a HTLC using Go

Jason Weathersby Algorand

Intermediate · 30 minutes

Hash Time Lock Contract Template With JavaScript

Build a Smart Contract that functions as a HTLC using JavaScript

Jason Weathersby Algorand

Intermediate · 30 minutes

Hash Time Lock Contract Template With Python

Build a Smart Contract that functions as a HTLC using Python

Jason Weathersby Algorand

Intermediate · 30 minutes

Hash Time Lock Contract Template With Java

Build a Smart Contract that functions as a HTLC using Java

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

Building iOS Apps Using Swift Algorand SDK

Demonstrates developing an iOS app using the Swift Algorand SDK

Jesulonimi Akingbesote Medflit

Simple example using Algorand with Unity 3D Engine

Initial example to integrate Algorand into a Unity 3D graphics engine project. A small step in the creation of Virtual Worlds and their BlockChain economy.

Enrico Speranza GT50 S.r.l.

Case Study: OneStep Disaster Relief Platform Built on Algorand

This article describes the development of a comprehensive disaster relief platform powered by the Algorand blockchain.

Nitya Timalsina One Step Projects / Harvard

Integrate AlgoSigner to JavaScript Application on Algorand

This solution contains several examples of different ways to use the Algorand JavaScript SDK, including sending transactions, creating atomic transfers, and interacting with Smart Contracts.

JW Dixon

ASA Bidding Application Using PyTeal

Solution that explains a system developed on the Algorand network that does automated bidding for an asset of interest for a predefined period of time. The app is developed using PyTeal and py-algorand-sdk

Vilijan Monev

Getting started with Python Algorand SDK and Django

Step by step guide to the algodjango project presenting some Algorand's blockchain processes with the help of py-algorand-sdk package.

Ivica Paleka

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

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).