Open source focus

Open Source Alternatives to Thornberry

13 open source AI Agent options similar to Thornberry, 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.

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Nomic AI59
AI Infrastructure StackNew York City, United States$19.0M
Nomic AI builds tools to make AI explainable and accessible, focusing on data curation and visualization.
Open source · Self-hostable
Idoris8
Agentic AI
An open-source, AI-powered brain for organizations, offering a workbench for builders, tailored solutions, and an agent legion.
Open source
HU
HumanSignal7
Agentic AI
Adala is an Autonomous DAta (Labeling) Agent framework for data processing and labeling tasks.
Open source · Self-hostable
Steel.dev58
Developer ToolsTel Aviv, Israel$17.0M
Cloud-based browser API for AI agents, simplifying web automation with anti-bot protection and session persistence.
Open source · Self-hostable
Magnitude50
Agentic AISan Francisco, United States$10.0M
Open-source, vision-first browser agent for natural language control and web task automation.
Open source · Self-hostable
GitHits45
Developer ToolsHelsinki, Finland$1.5M
The Google of code search for open-source.
Open source · Self-hostable
AG
Agent4Rec20
Agentic AI
Simulates 1,000 LLM-powered agents for diverse movie recommendation preferences.
Open source
MCP.so10
Developer Tools
A community-driven marketplace for discovering and deploying Model Context Protocol (MCP) servers and clients.
Open source · Self-hostable
Probabl54
MLOpsParis, France$18.5M
Track experiments, validate models, and collaborate with confidence using Skore, the methodology layer for AI coding tools.
Open source
Defcon47
HardwareMcLean, United States$44.0M
The Defcon badges feature a unique open-source chip that doubles as a security key.
Open source
Codename Goose14
Developer Tools
An open-source framework for on-machine AI agents developed by Block's Open Source Program Office.
Open source · Self-hostable
Velorn12
AI Video Generation
AI-native video editing and generative production tools built around a creative timeline.
Open source
Databricks82
Data AnalyticsSan Francisco, United States$36.7B
A unified data analytics and AI platform built on the lakehouse architecture.
Open source · Self-hostable

Company	Sector	License	HQ	Funding	Score
Nomic AINomic AI builds tools to make AI explainable and accessible, focusing on data curation and visualization.	AI Infrastructure Stack	Open source · Self-hostable	New York City, United States	$19.0M	59
IdorisAn open-source, AI-powered brain for organizations, offering a workbench for builders, tailored solutions, and an agent legion.	Agentic AI	Open source	—	—	8
HUHumanSignalAdala is an Autonomous DAta (Labeling) Agent framework for data processing and labeling tasks.	Agentic AI	Open source · Self-hostable	—	—	7
Steel.devCloud-based browser API for AI agents, simplifying web automation with anti-bot protection and session persistence.	Developer Tools	Open source · Self-hostable	Tel Aviv, Israel	$17.0M	58
MagnitudeOpen-source, vision-first browser agent for natural language control and web task automation.	Agentic AI	Open source · Self-hostable	San Francisco, United States	$10.0M	50
GitHitsThe Google of code search for open-source.	Developer Tools	Open source · Self-hostable	Helsinki, Finland	$1.5M	45
AGAgent4RecSimulates 1,000 LLM-powered agents for diverse movie recommendation preferences.	Agentic AI	Open source	—	—	20
MCP.soA community-driven marketplace for discovering and deploying Model Context Protocol (MCP) servers and clients.	Developer Tools	Open source · Self-hostable	—	—	10
ProbablTrack experiments, validate models, and collaborate with confidence using Skore, the methodology layer for AI coding tools.	MLOps	Open source	Paris, France	$18.5M	54
DefconThe Defcon badges feature a unique open-source chip that doubles as a security key.	Hardware	Open source	McLean, United States	$44.0M	47
Codename GooseAn open-source framework for on-machine AI agents developed by Block's Open Source Program Office.	Developer Tools	Open source · Self-hostable	—	—	14
VelornAI-native video editing and generative production tools built around a creative timeline.	AI Video Generation	Open source	—	—	12
DatabricksA unified data analytics and AI platform built on the lakehouse architecture.	Data Analytics	Open source · Self-hostable	San Francisco, United States	$36.7B	82