Best Ragas Alternatives in 2026

#1 alternative

Helicone

Open-source LLM observability and AI gateway in one line of code.

#2 alternative

OpenObserve

OpenTelemetry-native observability for LLM calls, tools, and agent handoffs

#3 alternative

Vellum

Build, evaluate, and deploy LLM apps and agents with confidence.

#4 alternative

LlamaIndex

Data framework for LLM apps and knowledge agents

#5 alternative

MCPJam

Open-source testing and evaluation platform for MCP servers

#6 alternative

Milvus

Open-source vector database built for scale

#7 alternative

Buzz

Transcribe and caption audio offline on your computer.

#8 alternative

Memnest

Local-first memory for AI coding agents, via one MCP service

#9 alternative

Gemma

Google's family of open-weight AI models you can download, run locally, and self-host

#10 alternative

vLLM

High-throughput open-source LLM inference engine

#11 alternative

AutoGen

Microsoft's multi-agent conversation framework (now in maintenance mode).

#12 alternative

Semantic Kernel

Microsoft's enterprise SDK for orchestrating LLMs, plugins, and agents.