AgentIndex icon
AgentIndex
ols4 logo
ols4
★ 106
vs
MaxKB logo
MaxKB
★ 23.0k

ols4 vs MaxKB

ols4: OLS4 is the Ontology Lookup Service, a repository for biomedical ontologies providing a single point of access to up-to-date ontology versions via a website, REST API, and MCP server. It leverages Docker for deployment, with backend components built on Spring Boot, a React frontend, and specialized databases like Solr and Neo4j for search and graph queries.; MaxKB: MaxKB is an open-source platform for building enterprise-grade AI agents with integrated RAG pipelines, workflow orchestration, and MCP tool-use capabilities. It supports direct document upload, automatic web crawling, and multiple embedding models for knowledge base construction. Widely used for intelligent customer service, internal knowledge bases, and academic research applications.

01

TL;DR

ols4 logo
ols4RAG / Knowledge Base · ★ 106

Obtaining the latest versions of biomedical ontologies

Read ols4 full review →
MaxKB logo
MaxKBRAG / Knowledge Base · ★ 23.0k
When to choose:
  • You want an all-in-one knowledge-base and workflow agent platform that starts with a single Docker command and embeds easily into websites.
  • You need broad support for domestic Chinese LLM providers alongside global models for internal enterprise Q&A.
When to skip:
  • You cannot use GPL-3.0 licensed software in your commercial distribution; RAGFlow is Apache-2.0.
  • Your primary bottleneck is extracting complex tables and layouts from messy scanned PDFs; RAGFlow's deep document parser goes further.
Read MaxKB full review →
02

Side-by-Side Comparison

Field
ols4 logools4
MaxKB logoMaxKB
Category
RAG / Knowledge Base
RAG / Knowledge Base
Stars
★ 106
★ 23.0k
License
Apache-2.0
GPL-3.0
Install Command
OLS4_CONFIG=./dataload/configs/efo.json ./dataload.sh && HOST_UID=$(id -u) HOST_GID=$(id -g) docker compose up
docker run -d --name=maxkb --restart=always -p 8080:8080 -v ~/.maxkb:/opt/maxkb 1panel/maxkb
Updated
1d ago
1d ago
Open Source
Yes
Yes
Website
↗ Visit
↗ Visit
GitHub
↗ GitHub
↗ GitHub
Tags
Ontology Management, Bioinformatics, REST API
RAG, Agent, LLM
03

Features

ols4 logools4
01Integrated repository for biomedical ontologies
02Multiple access points: website, REST API, and MCP server
03Advanced search and graph querying via Solr and Neo4j
04Containerized deployment with Docker and Kubernetes support
05Modular architecture with separate dataloader, backend API, and frontend
MaxKB logoMaxKB
01RAG pipeline with document upload, web crawling, and automatic chunking
02Visual workflow builder for multi-step agent logic
03MCP tool-use capabilities for connecting to external services
04Supports multiple LLMs and embedding models
05Docker deployment with 1Panel integration for easy self-hosting
04

Use Cases

ols4 logools4
↳Obtaining the latest versions of biomedical ontologies
↳Integrating biomedical ontologies into research and applications
↳Deploying a custom ontology lookup service for specific ontologies
MaxKB logoMaxKB
↳Building intelligent customer service bots with enterprise knowledge bases
↳Creating internal Q&A systems over company documents and wikis
↳Deploying research assistants with RAG over academic or technical document collections
05

Best For

ols4 logools4
—
MaxKB logoMaxKB
Most PopularEssentialTrending
FAQ

FAQ

What is the difference between ols4 and MaxKB?
Both ols4 and MaxKB are in the RAG / Knowledge Base category. ols4 has 106 stars, while MaxKB has 23.0k stars.
Which is better, ols4 or MaxKB?
The best choice depends on your use case. Choose ols4 if Obtaining the latest versions of biomedical ontologies, and MaxKB if Building intelligent customer service bots with enterprise knowledge bases.
Is ols4 free or open source?
Yes, ols4 is open source on GitHub (Apache-2.0).
Is MaxKB free or open source?
Yes, MaxKB is open source on GitHub (GPL-3.0).
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