Open source focus

Open Source Alternatives to TestMu AI

20 open source AI Testing options similar to TestMu AI, 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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KiloClaw54
Artificial Intelligence
A managed, private, and production-grade environment for OpenClaw, offering access to over 500 AI models and essential tools.
Open source · Self-hostable
Auto-GPT53
Agentic AI$12.0M
Open-source autonomous AI agent platform that automates complex digital workflows.
Open source · Self-hostable
CRAB27
Agentic AI
An open-source framework for building, operating, and benchmarking Multimodal Language Model (MLM) agents across diverse environments.
Open source · Self-hostable
Upsonic19
Developer ToolsLondon, United Kingdom
Open-source Python framework for building autonomous AI agents and agentic workflows, purpose-built for FinTech operations.
Open source · Self-hostable
Mastra77
Agentic AISan Francisco, United States$35.5M
An open-source TypeScript/JavaScript framework for building AI agents, from the creators of Gatsby.
Open source · Self-hostable
Trigger Device Inc59
AI AgentsLondon, United Kingdom$16.5M
An open-source platform for building and deploying AI agents and workflows.
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
Probabl54
MLOpsParis, France$18.5M
Track experiments, validate models, and collaborate with confidence using Skore, the methodology layer for AI coding tools.
Open source
BenchFlow42
Frontier AI LabSan Francisco, United States$1.0M
BenchFlow is a frontier environment lab that builds environments for AI agents to learn and be evaluated on real computer work.
Open source
Recognai, S.L.U.31
Data CurationBarcelona, Spain
Company
Open source
Parlant26
AI AgentsTel Aviv, Israel
Parlant 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
Selenium10
Open Source
An open-source framework for automating web browsers for testing and administration tasks.
Open source · Self-hostable
Agentjail10
Agentic AI
Policy guardrails for coding agents to block dangerous tool calls before they are fired.
Open source
DocsGPT8
Open Source
Open-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
Ainativex7
AI Infrastructure
An open-source AI IDE and infrastructure platform for building and deploying AI agents and applications.
Open source
TestCafe7
Developer Tools
An open-source Node.js tool for automated web testing, simplifying end-to-end test creation and execution across browsers.
Open source · Self-hostable
Qdrant71
Vector DatabaseBerlin, Germany$87.5M
High-performance, open-source vector search engine built in Rust for production-grade AI and machine learning workloads.
Open source · Self-hostable
Airbyte70
Data IntegrationSan Francisco, United States$181.0M
An open-source data integration platform for ELT, reverse-ETL, and AI agents.
Open source · Self-hostable
WSO254
Artificial IntelligencePalo Alto, USA$63.0M
An open-source technology provider offering an open control plane for AI agents.
Open source · Self-hostable
PromptQL45
Artificial IntelligenceSan Francisco, United States
An AI-native workspace designed to turn team interactions into actionable, proprietary data for agentic workflows.
Open source · Self-hostable

Company	Sector	License	HQ	Funding	Score
KiloClawA managed, private, and production-grade environment for OpenClaw, offering access to over 500 AI models and essential tools.	Artificial Intelligence	Open source · Self-hostable	—	—	54
Auto-GPTOpen-source autonomous AI agent platform that automates complex digital workflows.	Agentic AI	Open source · Self-hostable	—	$12.0M	53
CRABAn open-source framework for building, operating, and benchmarking Multimodal Language Model (MLM) agents across diverse environments.	Agentic AI	Open source · Self-hostable	—	—	27
UpsonicOpen-source Python framework for building autonomous AI agents and agentic workflows, purpose-built for FinTech operations.	Developer Tools	Open source · Self-hostable	London, United Kingdom	—	19
MastraAn open-source TypeScript/JavaScript framework for building AI agents, from the creators of Gatsby.	Agentic AI	Open source · Self-hostable	San Francisco, United States	$35.5M	77
Trigger Device IncAn open-source platform for building and deploying AI agents and workflows.	AI Agents	Open source · Self-hostable	London, United Kingdom	$16.5M	59
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
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
BenchFlowBenchFlow is a frontier environment lab that builds environments for AI agents to learn and be evaluated on real computer work.	Frontier AI Lab	Open source	San Francisco, United States	$1.0M	42
Recognai, S.L.U.Company	Data Curation	Open source	Barcelona, Spain	—	31
ParlantParlant 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.	AI Agents	Open source · Self-hostable	Tel Aviv, Israel	—	26
SeleniumAn open-source framework for automating web browsers for testing and administration tasks.	Open Source	Open source · Self-hostable	—	—	10
AgentjailPolicy guardrails for coding agents to block dangerous tool calls before they are fired.	Agentic AI	Open source	—	—	10
DocsGPTOpen-source AI platform for securely deploying intelligent agents, private enterprise search, and complex document workflows on an organization's own data.	Open Source	Open source · Self-hostable	—	—	8
AinativexAn open-source AI IDE and infrastructure platform for building and deploying AI agents and applications.	AI Infrastructure	Open source	—	—	7
TestCafeAn open-source Node.js tool for automated web testing, simplifying end-to-end test creation and execution across browsers.	Developer Tools	Open source · Self-hostable	—	—	7
QdrantHigh-performance, open-source vector search engine built in Rust for production-grade AI and machine learning workloads.	Vector Database	Open source · Self-hostable	Berlin, Germany	$87.5M	71
AirbyteAn open-source data integration platform for ELT, reverse-ETL, and AI agents.	Data Integration	Open source · Self-hostable	San Francisco, United States	$181.0M	70
WSO2An open-source technology provider offering an open control plane for AI agents.	Artificial Intelligence	Open source · Self-hostable	Palo Alto, USA	$63.0M	54
PromptQLAn AI-native workspace designed to turn team interactions into actionable, proprietary data for agentic workflows.	Artificial Intelligence	Open source · Self-hostable	San Francisco, United States	—	45