Open-Source Agent Infrastructure Matures: Sim, Agenta, and Clawdinators Ship

Three new open-source projects for building, evaluating, and deploying AI agents signal that the self-hosted agent stack is becoming production-ready.

A cluster of open-source agent infrastructure tools shipped this week, suggesting the self-hosted agent stack is reaching a tipping point. @midudev highlighted Sim, an open-source alternative to n8n for building AI agents, noting growing interest in the Spanish-speaking developer community. @tom_doerr pointed to Agenta, a platform for prompt management and evaluation on GitHub. And @openclaw announced that clawdinators — an opinionated AWS deployment framework for agents — is now open source.

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