Open Source Alternatives to Citematrix
14 open source AI Search Engine options similar to Citematrix, 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.
Nomic AI59AI Infrastructure StackNew York City, United States$19.0MNomic AI builds tools to make AI explainable and accessible, focusing on data curation and visualization.
Open source · Self-hostable
GitHits45Developer ToolsHelsinki, Finland$1.5MThe Google of code search for open-source.
Open source · Self-hostable
CRAB27Agentic AIAn open-source framework for building, operating, and benchmarking Multimodal Language Model (MLM) agents across diverse environments.
Open source · Self-hostable
WSO254Artificial IntelligencePalo Alto, USA$63.0MAn open-source technology provider offering an open control plane for AI agents.
Open source · Self-hostable
Archestra.AI50Artificial IntelligenceLondon, United Kingdom$10.0MAn open-source platform enabling enterprises to securely connect sensitive data to AI agents.
Open source · Self-hostable
Faremeter22FintechOpen-source framework enabling autonomous AI agents to make frictionless web3 payments via web2 infrastructure.
Open source · Self-hostable
- Agentjail10Agentic AI
Policy guardrails for coding agents to block dangerous tool calls before they are fired.
Open source
Causari10Agentic AICausari provides structured causal knowledge to AI agents for tracing cause and effect, finding historical patterns, and searching for impactful events.
Open source · Self-hostable
MCP.so10Developer ToolsA community-driven marketplace for discovering and deploying Model Context Protocol (MCP) servers and clients.
Open source · Self-hostable
DocsGPT8Open SourceOpen-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
Sharedos2Agentic AIOpen-source infrastructure for permissioned agent-to-agent communication: a deny-by-default kernel for file access and tool calls, with pluggable agent runtimes.
Open source
Backslash Security56CybersecurityTel Aviv, Israel$27.0MAgentic endpoint security for AI coding, providing visibility, governance, and real-time protection.
Open source
Probabl54MLOpsParis, France$18.5MTrack experiments, validate models, and collaborate with confidence using Skore, the methodology layer for AI coding tools.
Open source
BenchFlow42Frontier AI LabSan Francisco, United States$1.0MBenchFlow is a frontier environment lab that builds environments for AI agents to learn and be evaluated on real computer work.
Open source

