{"id":59791,"library":"tokio-modbus","title":"Tokio Modbus","description":"Tokio-based Modbus library for asynchronous Modbus communication.","status":"active","version":"0.16.5","language":"rust","source_language":null,"source_url":"https://github.com/slowtec/tokio-modbus","tags":["modbus","tokio","async","industrial","protocol"],"install":[{"cmd":"# Cargo.toml\n[dependencies]\ntokio-modbus = \"0.16.5\"","lang":"toml","label":"Cargo.toml"},{"cmd":"cargo add tokio-modbus","lang":"bash","label":"cargo add"}],"dependencies":[],"imports":[{"symbol":"Context","correct":"use tokio_modbus::client::Context;"}],"quickstart":{"code":"use tokio_modbus::prelude::*;\n\n#[tokio::main]\nasync fn main() -> Result<(), Box<dyn std::error::Error>> {\n    let mut ctx = tcp::connect(\"127.0.0.1:502\".parse()?).await?;\n    let value = ctx.read_holding_registers(0, 1).await?;\n    println!(\"Register value: {:?}\", value);\n    Ok(())\n}","lang":"rust","description":"Connects to a Modbus TCP server and reads a holding register."},"warnings":[{"fix":"Wrap your code in #[tokio::main] or manually create a Tokio runtime.","message":"Requires Tokio runtime; will panic if not run inside a Tokio context.","severity":"gotcha","affected_versions":">=0.1.0"}],"env_vars":null,"search_vec":"'async':14 'asynchron':9 'base':5 'communic':11 'industri':15 'librari':7 'modbus':2,6,10,12 'protocol':16 'tokio':1,4,13 'tokio-bas':3","created_at":"2026-06-16T17:17:03.160805+00:00","updated_at":"2026-06-16T17:17:03.160805+00:00","problems":[],"ecosystem":"crates","meta_description":null,"install_score":null,"quickstart_score":null,"quickstart_tag":null,"pypi_latest":null,"cli_name":null,"cli_version":null,"type":"library","homepage":"https://github.com/slowtec/tokio-modbus","github":"https://github.com/slowtec/tokio-modbus","docs":"https://docs.rs/tokio-modbus/","changelog":null,"pypi":null,"npm":null,"openapi_spec":null,"status_page":null,"smithery":null,"categories":["networking","async"],"base_url":null,"auth_type":null,"provenance":{"verified_status":null,"verified_at":null,"last_verified":"2026-06-16","next_check":"2026-12-13","install_tag":null}}