Build or Bill

AI assistants and search

NinjaTools alternatives

2 open-source projects that already do this job. Free to use - not free to run, which is what the numbers on the right are for.

The full assessment →

The projects

difyBuild Agentic workflows, RAG pipelines, with rich AI model and tool support on one collaborative workspace. Deploy on cloud, VPC, or self-hostedOpen on GitHub odysseusSelf-hosted AI workspaceOpen on GitHub

What you give up either way

  • Polished UX and large set of prebuilt templates/presets
  • Broad provider integrations, official plugins, and vetted connectors
  • Operational scaling, SLAs, and security/compliance assurances
  • Ongoing product support and hosted convenience

An open-source project doing the core job proves a replacement is possible. It does not prove it matches NinjaTools, and it does not prove anyone has run it for a month. How we decide.