Solidity: A high-level programming language, to write smart contracts on the Ethereum blockchain, offering a secure way to create decentralised applications (dApps).
Geth (Go Ethereum): Allows developers to run a full Ethereum node, mine Ether, and deploy smart contracts, facilitating interaction with the Ethereum blockchain.
Hyperledger Fabric: Provides a modular architecture for developing and deploying blockchain applications with configurable consensus and membership services.
Truffle Suite: Offers a development environment, testing framework, and asset pipeline for Ethereum, streamlining the building and deploying dApps.
Remix IDE: This web-based integrated development environment, enables developers to write, compile, and debug Solidity smart contracts directly in the browser.