Open Source Alternatives to Str3
7 open source Agentic AI options similar to Str3, ranked by named competitors first, sector overlap, and our 0-100 AI-readiness score. Every company listed publishes its source: each one carries an open source sector tag and a public GitHub repository.
CRABNot ratedAn open-source framework for building, operating, and benchmarking Multimodal Language Model (MLM) agents across diverse environments.
Open source · Self-hostable
z.aiNot ratedDeveloping advanced AI models with a focus on reducing hallucinations, including large language models, vision language models, and text-to-video models.
Open source
ParlantNot ratedParlant is an open-source conversational AI engine dedicated to solving the Human/AI alignment problem by enabling Large Language Models to reliably perform as desired and prevent hallucinations.
Open source · Self-hostable
Nous ResearchNot ratedOpen-source AI research lab training decentralized large language models and building infrastructure for accessible AI.
Open source · Self-hostable
- AGAgent4RecNot rated
Simulates 1,000 LLM-powered agents for diverse movie recommendation preferences.
Open source
KyutaiNot ratedA non-profit AI research lab focused on open science and developing advanced multimodal and voice AI models.
Open source · Self-hostable
DocsGPTNot ratedOpen-source AI platform for securely deploying intelligent agents, private enterprise search, and complex document workflows on an organization's own data.
Open source · Self-hostable

