Watch + listen

Tutorial on building a Soroban smart contract implementing a call option using XLM and USDC tokens. Covers option mechanics, contract code structure, unit testing with time simulation, and deployment to testnet.

Tutorial on writing and deploying your first Soroban smart contract in Rust, from Hello World to a practical hit counter example with web integration and three key developer tips.

Two developers live-code a fungible token and NFT contract on Soroban using the Soroban Playground, a new web-based IDE for smart contract development. They deploy working contracts to testnet and explore the contract explorer interface.

OpenZeppelin released a new NFT royalties extension for Stellar's Soroban smart contracts, enabling developers to set up and earn royalties on NFT collections. The tutorial demonstrates how to deploy and configure the royalty contract on testnet.

Caio Matos, CEO of NierX, announces Hack Meridian, a global blockchain hackathon coming to Rio de Janeiro on September 15-16, 2025, hosted at Copacabana Palace with 50,000 USD in prizes and 500 developers from 30+ countries competing across DeFi, Composability, and Open Innovation tracks.

Developer builds a binary prediction market smart contract on Stellar's Soroban platform, demonstrating how to create true/false outcome betting using open-source code with token transfers, oracle integration, and individual claim functions.

Vivo from Ahlabs demonstrates Scaffold Stellar, a comprehensive developer framework for building on Stellar and Soroban. The tool includes CLI plugins, contract templates, local deployment, TypeScript client generation, and an integrated contract explorer frontend.

Alex from Script3 provides a comprehensive overview of Blend, a liquidity protocol primitive on Stellar that enables permissionless lending markets with flexible parameters, backstop insurance modules, and multiple integration points for developers building on Soroban.

Scaffold Stellar is a new developer tool from Aha Labs that provides a ready-to-use web3 app template for building on Stellar. It includes contract examples, wallet integration, and local network setup to eliminate boilerplate and accelerate dApp development.

Scaffold Stellar by AHA Labs is a Rust-based development framework that provides a complete boilerplate for building Soroban smart contracts with pre-integrated frontend wallet support, enabling developers to initialize projects, deploy contracts, and iterate in real-time.

Tutorial on building a custom stablecoin on Soroban using OpenZeppelin contracts. The creator demonstrates how to create a SEP41 token called JUSD that accepts USDC deposits and mints a corresponding stablecoin in a 1:1 ratio, using a new online IDE.

Sertora presents Sunbeam, a formal verification tool for Soroban smart contracts that uses SMT solvers to mathematically prove code correctness against specifications written in Rust, enabling developers to catch bugs early in the development cycle.

Developer migrates a Solidity perpetual futures contract to Soroban using AI tools, walking through the differences between EVM and Rust/WebAssembly development, contract simplification, and debugging with unit tests.

Tutorial on using OpenZeppelin's Monitor software to track USDC transfers on the Stellar network and send real-time notifications to Telegram. Covers setup, configuration, contract interaction, and bot integration.

Tutorial on creating and deploying an NFT smart contract on Stellar's Soroban network using OpenZeppelin libraries, including contract modifications, metadata creation, and testnet deployment.

Cyber Brawl, a Stellar blockchain game, has launched smart contracts and major new features including three new currencies (Ion, Shard, Kel), reward multipliers, daily/hourly reward pools, quests, and an upcoming auction house for trading cards and assets.

Chad and Feefo from Aha Labs discuss Scaffold Stellar, a developer framework designed to lower the barrier to entry for building on Stellar. The tool automates smart contract deployment, generates TypeScript bindings, and uses React with Vite for frontend development.

A technical walkthrough of a Soroban smart contract written in Rust, explaining imports, macros, data structures, storage patterns, and the require_auth security function for on-chain message storage.

Jane from SDF and Chad from Aha Labs discuss Scaffold Stellar, a developer onboarding tool inspired by Scaffold ETH. Aha Labs is building it to help developers quickly set up local networks, deploy contracts, and create UIs, with an early version available by end of May 2025.

Stellar developers discuss launching an idea bank to help builders discover needed projects and coordinate ecosystem development. The initiative aims to guide hackathon participants and identify gaps in the Stellar and Soroban ecosystem.

Developer tutorial demonstrating how to build a web-based wallet using the Stellar SDK and integrate it with Blend Capital smart contracts to enable users to deposit funds and earn yield on their holdings.

Esteban from Palta Labs discusses SorosWap's DeFi Index product, wallet integrations, and crypto adoption across South America, highlighting Brazil's advanced fintech infrastructure and the potential for blockchain-based financial services.

Stellar protocol developers discuss CAP 70, which introduces configurable consensus timing parameters to enable gradual block time reduction from 5 seconds toward 2.5 seconds, plus review of other protocol 23 CAPs including unified asset events and new host functions.

Fred walks through Cyberball Alpha's new quest system, which went live alongside the Cyber Vault. The game shifts credits to a deflationary model with a daily pool system, hourly rewards, and multipliers based on Kale holdings, avoiding the inflation problems seen in traditional MMOs.