84,459 modules and growing

Expert knowledge
for every AI assistant.

One MCP connection gives your AI coding assistant access to 84,000+ expert modules — from React to Kubernetes, from HIPAA compliance to financial modeling.

50 free requests/day. No credit card required.

Running in 60 seconds

Three steps. No installation required.

1

Get your key

npx @celiums/mcp auth
2

Add to your IDE

{"mcpServers": {
"celiums": {
"command": "npx",
"args": ["@celiums/mcp"]
}}
3

Ask anything

"Use the react-mastery module to build a dashboard with auth"

What is Celiums?

Celiums is an MCP server that gives AI coding assistants access to a massive library of expert knowledge modules. Think of it as a brain upgrade for your AI.

Your AI + Expert Modules

Instead of relying on training data alone, your AI assistant can load specialized knowledge on demand — security best practices, framework patterns, compliance requirements, architecture guides.

Works everywhere

Claude Code, Cursor, VS Code, Windsurf — any IDE that supports MCP. One API key, one connection, all modules.

98 categories

From React to Rust, from HIPAA to HR, from Kubernetes to contract law. If a developer needs expertise, we have a module for it.

AI-powered tools

forage — search modules. absorb — load knowledge. synthesize — apply to your task. bloom — generate documents. All from your IDE.

84K+
Expert modules
98
Categories
4
IDEs supported
0
Employees

Start building with expert knowledge

50 free requests per day. Upgrade anytime from your IDE.

Read the Docs