Rust library 'tinyflows' offers open-source, vendor-agnostic agentic workflow engine

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A Rust developer has released tinyflows, an open-source library crate for building agentic automation workflows without tying users to any specific vendor or hosted service. The library models automations as directed graphs of typed nodes and edges, which are validated, compiled, and executed via an internal state-graph engine called tinyagents. Credentials are never handled by the crate itself — external connections are resolved solely by the host application, reducing the risk of token leakage from library bugs. The project supports pause-and-resume execution natively, making it suited for human-in-the-loop workflows where a person must approve an action before it proceeds. A mock feature flag enables deterministic in-memory testing in CI environments using the same workflow definitions deployed against real capabilities in production.

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