R
Reactive Agents
Effect-TS based agent framework with fine-grained control and MCP support
Open SourceFree
About
Composable AI agent framework built on Effect-TS that emphasizes type safety and functional programming patterns. Features react-loop architecture for agent execution, built-in guardrails for safety, fine-grained access control, and native MCP (Model Context Protocol) support. Designed for developers building multi-agent systems who want strong TypeScript types, observability, and composable agent behaviors with functional reactive programming principles.
Details
| Language | |
| Patterns |
Tags
frameworktypescriptmulti-agentmcpobservabilityopen-sourceorchestration
Quick Info
- Organization
- Tyler Buell
- Pricing
- open-source
- Free Tier
- Yes
- Updated
- Mar 21, 2026
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