Best Knowledge Base / RAG AI tools
Apps and open-source skills for knowledge base / rag that we opened, read up on, and ranked — with the reasoning behind every pick.
APP / SAAS6
1G9.4
Glean
HighPaid (enterprise, ~$40-100/user/mo)
2G9.1
Guru
HighFreemium (paid from ~$15/user/mo)
3N8.8
Notion AI
HighFreemium (AI add-on ~$10/user/mo)
4C7.3
Confluence + Atlassian Intelligence
MediumFreemium (paid from ~$5-11/user/mo)
5D7.0
Dashworks
MediumPaid (from ~$15/user/mo)
6C5.4
CustomGPT.ai
LowPaid (from ~$99/mo)
SKILL / REPO11
1L9.4
LangChain
HighFree / OSS
2D9.1
Dify
HighFree / OSS
3R8.8
RAGFlow
HighFree / OSS
4A8.5
AnythingLLM
HighFree / OSS
5L8.2
LlamaIndex
HighFree / OSS
6O7.9
obsidian-skills (kepano)
HighFree / OSS
7Q7.6
Quivr
HighFree / OSS
8K7.3
Khoj
HighFree / OSS
9H7.0
Haystack (deepset)
HighFree / OSS
10C7.3
claude-obsidian (AgriciDaniel)
MediumFree / OSS
11O7.0
obsidian-second-brain (eugeniughelbur)
MediumFree / OSS