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Linera Protocol

Linera Protocol is a public Apache-2.0 Rust repository containing the implementation, libraries, services and examples for the Linera blockchain protocol, including WebAssembly support for Rust-based Linera applications.

Explore the practical guide ↓

Independent OpenViST project profile, based on linked sources.

Linera Protocol — OpenViST project profile in Layer 1.
OpenViST project illustration. See the linked sources for product details.
Understand the project

Practical overview

When it fits

Use it when the task involves developing, inspecting or contributing to Linera at the protocol or Rust/Wasm application layer, rather than simply consuming a hosted blockchain application.

Who it is for

  • Rust developers building Linera applications for WebAssembly.
  • Protocol engineers studying or contributing to blockchain components.
  • Developers using the Linera CLI and a local test network for chain and transfer workflows.

Documented uses

  • Study the organization of the Linera protocol implementation.
  • Develop Rust applications targeting the Linera Wasm virtual machine.
  • Build and work with Linera client, proxy and server services.
  • Start a local faucet-backed test network and perform documented wallet, chain and transfer operations.
  • Contribute changes through the repository’s open-source development workflow.
Before you choose

Requirements & limits

The repository is public and licensed under Apache-2.0. The documented development workflow requires the software requirements in INSTALL.md and locally built Rust binaries.

  • Rust is the primary implementation language.
  • The repository includes Wasm application tooling through linera-sdk and example Rust applications.
  • The codebase separates execution, chain, storage, core, RPC, client and service responsibilities.
  • Docker and Rust build workflows are represented in the repository.
  • The quickstart documents a local test network with a faucet, wallet initialization, chain requests, balance queries and transfers.

Check current requirements in the official documentation. Source-based guidance does not mean OpenViST has run or independently tested this project.

Source-based practical guide

Set up a local Linera test network

Prepare the Linera CLI, start a local faucet-backed test network and initialize a wallet for chain and balance workflows.

Before you start

  • A checkout of the Linera Protocol repository.
  • Software requirements listed in INSTALL.md.
  • Rust-built Linera binaries available on PATH.
  • A shell environment supporting the documented commands.

Steps

  1. Build the Linera storage-service and service binaries, then add the debug target directory to PATH.

  2. Import the documented linera_spawn helper and start a local network with a faucet on port 8080.

  3. Set LINERA_TMP_DIR, FAUCET_URL and the wallet, keystore and storage paths.

  4. Initialize a wallet with the faucet and request two chains.

  5. Use the documented wallet and balance commands to inspect the chains and continue with transfer operations.

Expected outcome

A local Linera test network is started and a wallet is configured with requested chains for the documented CLI workflow.

Guide limitations

  • The guide covers the repository’s local test-network quickstart; it does not establish production deployment behavior or network compatibility.
  • The repository points to INSTALL.md for software requirements, but the supplied material does not reproduce that file’s full contents.
Documentation 1 ↗
Evidence and transparency

Sources & review

Official repository ↗
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Sources checked
2 October 2026
Original website title
linera-io/linera-protocol · Official homepage title · retained in its source language
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