Sim Studio is a powerful platform for building, testing, and optimizing agentic workflows. It provides developers with intuitive tools to design sophisticated agent-based applications through a visual interface.

Cactus is described as 'Cross-platform framework for deploying LLM/VLM/TTS models locally on smartphones' and is a large language model (llm) tool in the ai tools & services category. There are more than 10 alternatives to Cactus for a variety of platforms, including Windows, Linux, Mac, Self-Hosted and Web-based apps. The best Cactus alternative is Sim Studio, which is both free and Open Source. Other great apps like Cactus are Fireworks AI, LangChain, Mastra and Haystack NLP Framework.
Sim Studio is a powerful platform for building, testing, and optimizing agentic workflows. It provides developers with intuitive tools to design sophisticated agent-based applications through a visual interface.

Harness state-of-the-art open-source LLMs and image models at blazing speeds with Fireworks AI. Utilize rapid deployment, fine-tuning without extra costs, FireAttention for model efficiency, and FireFunction for complex AI applications including automation and domain-expert copilots.




LangChain is a framework for developing applications powered by language models. We believe that the most powerful and differentiated applications will not only call out to a language model, but will also be:

Mastra is a framework for building AI-powered applications and agents with a modern TypeScript stack.

Haystack is an open source NLP framework to interact with your data using Transformer models and LLMs (GPT-4, ChatGPT and alike). Haystack offers production-ready tools to quickly build complex decision making, question answering, semantic search, text generation applications...

Council is an open-source platform for rapidly developing customized generative AI applications using collaborating ‘agents’.


An Agent framework powered by LLMs with experience of time, autonomous execution, short term and long term memory.
LlamaIndex (GPT Index) is a "data framework" to help you build LLM apps. It provides tools for both beginner users and advanced users. Our high-level API allows beginner users to use LlamaIndex to ingest and query their data in 5 lines of code.

NeuralTrust is the leading platform for securing and scaling LLM applications and agents. It provides the fastest open-source AI gateway in the market for zero-trust security and seamless tool connectivity, along with automated red teaming to detect vulnerabilities and...


Anus (Autonomous Networked Utility System) is a powerful, flexible, and accessible open-source AI agent framework designed to revolutionize task automation. Built with modern AI technologies and best practices, Anus represents the next generation of AI agent frameworks, offering...

