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ToolBench Alternatives in 2026

The best 8 open-source ToolBench alternatives in 2026, ranked by GitHub stars. Find free, self-hosted replacements for ToolBench.

8 Alternatives
100% Open Source
Free To Self-Host

What are the best ToolBench alternatives in 2026?

The best open-source ToolBench alternatives in 2026 are MCP Servers, TaskMatrix, JARVIS (HuggingGPT), AutoGPT, Langflow. These tools cover the same use cases as ToolBench — training and evaluating llms for tool use with 16000+ apis — with the advantage of being open-source, free to self-host, and backed by active communities. Top picks are ranked by GitHub stars and community adoption, so you can find a drop-in replacement that fits your workflow.

#1
MCP Servers ★ 90k+ Top Pick

Reference implementations for Model Context Protocol servers

agent mcp tools open-source
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#2
TaskMatrix ★ 34k+ Top Pick

Connect ChatGPT with AI models and APIs as tools

agent tools microsoft open-sourceMIT
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#3
JARVIS (HuggingGPT) ★ 25k+ Top Pick

Connects LLMs with HuggingFace models as tool executors

agent tools microsoft open-source
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#4
AutoGPT ★ 186k+

Autonomous AI agent platform for complex task execution

agent autonomous open-source llmMIT
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#5
Langflow ★ 153k+

Visual framework for building AI agents and RAG apps

agent workflow rag open-sourceMIT
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#6
Dify ★ 153k+

Open-source LLM app development and orchestration platform

agent platform workflow open-sourceApache-2.0
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#7
OpenHands ★ 85k+

Platform for AI software development agents

agent code autonomous open-sourceMIT
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#8
MetaGPT ★ 70k+

Multi-agent framework assigning roles to GPT models

agent multi-agent code open-sourceMIT
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Last updated: Aug 28, 2026 · Curated by AI Tools Hub Editorial · About · Contact · Privacy