Forgeworker guide

LangChain

Frameworks and tooling for agentic applications. Open-source application frameworks plus hosted tools for building, testing, and operating LLM applications.

About LangChain

Open-source application frameworks plus hosted tools for building, testing, and operating LLM applications.

How you access it

Run locally or self-host it. Open source, Developer platform

Capabilities

  • Agents
  • Tool use
  • Evaluation
  • Observability

Published pricing

Open source with hosted service plans

Review note

Directory reviewed on 2026-07-28. Review the provider privacy policy before sending sensitive information.

ComfyUI

Build visual generative-media workflows locally.

Ollama

Run supported language models on your own machine.

LM Studio

Discover and run local models from a desktop app.

vLLM

High-throughput open-source model serving.

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