Algorand Developer Portal

How to Write Smart Contracts

This article summarizes the three primary ways you can build Algorand Smart Contracts.

Jason Weathersby Algorand

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

Smart Contract SDK Usage Updated to V2

The feature guide for accessing a TEAL program from an SDK is updated for V2. This guide contains SDK samples using TEAL programs with contract accounts or delegated signatures.

Russell Fustino Algorand

Leased Transactions: Securing Advanced Smart Contract Design

Certain smart contracts can benefit from defining a Lease parameter, which can provide security for exclusive transaction execution, mitigate fee variability, and enable long-running smart contracts. Learn when and how to use Leases in this article.

Ryan R. Fox Algorand

Using a Smart Contract for Advanced Approvals: Hierarchical Thresholds

Design and implement an escrow contract account using hierarchical threshold approvals to secure the corporate treasury.

Ryan R. Fox Algorand

Stateful Smart Contracts, Rekeying, and Fast Catchup

Stateful Smart Contracts, Rekeying, and Fast Catchup are brand new features that are now available to try on BetaNet. Learn more about what these features are and how to get started.

Liz Baran Algorand

Creating Stateful Algorand Smart Contracts in Python with PyTeal

Explore the new version of PyTeal and learn how to write a stateful smart contract in Python.

Jason Paulos Algorand

SDK Updates: Deploying Stateful Smart Contracts

Guided tour of SDK documentation focusing on stateful smart contract application development. Links to resources covering the basics thru building complete solutions.

Ryan R. Fox Algorand

Introducing Algorand’s Smart Contract Debugger

This article announces the release of the Teal Debugger.

Jason Weathersby Algorand

Linking Algorand Stateful and Stateless Smart Contracts

This article discussing linking stateful and stateless smart contracts and why it makes sense in many applications.

Jason Weathersby Algorand

Using Assets and Smart Contracts in Real Estate

Blockchain enables disruptive innovation within the real estate industry. This tutorial series explains the basics and creates an NFT to represent a property.

Vincenzo Alaia Domain

Algorand Unlimited Assets and Smart Contracts

This article details the changes made to both the Algorand Algod (3.5.1) and Indexer (2.10.0) processes. This includes removing limits on Assets and Contracts that can be created or optioned into.

Jason Weathersby Algorand

Using a Smart Contract to Spawn Additional Smart Contracts

This article explains spawning child smart contracts from a parent contract using inner transactions.

Jason Weathersby Algorand

Automated testing for Algorand smart contracts - Part 1

A three part series on automated testing for your TEAL smart contracts

Ashley Davis Hone

Smart Contract Storage: Boxes

An overview of Smart Contract storage mechanisms, and technical details for how to use boxes.

Anne Kenyon Algorand

AlgoNim

AlgoNim is the first Algorand game incorporating all the features introduced in Algorand 2.0: Algorand Standard Assets (ASA), Atomic Transfers (AT) and Algorand Smart Contracts (ASC1).