Get started with Elrond by learning to write your first Smart Contract, build your first dApp or learn how to use our API.
For interacting with Elrond Blockchain via SDKs or Rest API, please refer to SDKs & Tools.
Table of contents
Below is a list of tutorials that one can you to get a full experience of building on Elrond
|Build your first dApp in 15 minutes
|Video + written tutorial on how to create your first dApp.
|Build a microservice for your dApp
|Video + written tutorial on how to create for your microservice.
|Crowdfunding Smart Contract
|Crowdfunding tutorial (Part 1).
|Crowdfunding Smart Contract
|Crowdfunding tutorial (Part 2).
|The Counter Smart Contract
|The Counter SC tutorial.
|Custom Wallet Connect
|Custom Wallet Connect tutorial.
The following content explain the structure of a transaction, how to sign or send them
|How to serialize and sign transactions.
|Tools for signing
|What to use in order to generate and sign transactions.
|How to sign transactions by using one of our SDKs.
Gas and fees
Learn about transaction's gas and how a fee is calculated
|General concepts and overview about gas cost, limit, price and fee.
|For move-balance transfers
|How fees are computed for move-balance transfers (EGLD transfers).
|For System Smart Contracts
|How fees are computed when interacting with system smart contracts.
|For User defined Smart Contracts
|How fees are computed when interacting with user defined smart contracts.
Smart Contract Developer reference
|Elrond serialization format
|How Elrond smart contracts serialize arguments, results, and storage.
|Elrond wasm annotations
|How to use annotations your contracts to make use of many built-in features from the framework.
|Elrond wasm modules
|Learn how to divide a Smart Contract into multiples smaller components by using modules.
|Elrond wasm contract calls
|Learn how to call a Smart Contract from another Smart Contract.
|Smart contract developer best practices
|Few tips on how to write clean and efficient contracts on Elrond.
|Choose the properties / eligible actions of your Smart Contract.
|Elrond wasm api functions
|Make use of the Elrond VM API functions to query relevant data from the blockchain.
|Decide from multiple ways of storing data in your SC, by considering performance.
|Rust testing framework
|Test your Smart Contract directly in Rust.
|Rust testing framework functions reference
|A list of available functions to be used when testing your Smart Contract in Rust.
|Rust smart contract debugging
|How to debug your Smart Contract.
|Random numbers in smart contracts
|How to generate random number in Smart Contracts.
Smart Contract Developers Best Practices
|Best practices basics
|How to better structure your Smart Contract code.
|Handle Biguint operations in a more efficient way.
|The dynamic allocation problem
|Description of the dynamic allocation problem.
|Take advantage of the variadic input and output.
Mandos Tools Reference
|Test your Smart Contracts by using JSON tests of Mandos.
|How to structure a Mandos test.
|Mandos Simple Values
|Handle simple values in Mandos tests.
|Mandos Complex Values
|Handle complex values in Mandos tests.
|Embedding Mandos code in GO
|How to embed Mandos code in Go.
|A list of useful constants that governs the Elrond Mainnet.
|Built in functions
|Built-in functions - protocol-side functions.
|How the data is stored under an account + how to query and change it.
|Setup local testnet
|How to set up a local testnet - basic solution
|Setup local testnet advanced
|How to set up a local testnet - advanced solution
|Examples on creating wallets.