Open-source LLM tools - AI tools

Axolotl AI is a free, open-source tool designed to make fine-tuning Large Language Models (LLMs) faster, more accessible, and scalable across various AI models and platforms.

• Free

LLM Explorer is a comprehensive platform for discovering, comparing, and accessing over 46,000 open-source Large Language Models (LLMs) and Small Language Models (SLMs).

• Free

Transformer Lab is an open-source platform enabling researchers, ML engineers, and developers to collaboratively build, train, evaluate, and deploy AI models with features like provenance, reproducibility, and transparency.

• Free

Gorilla is an open-source Large Language Model (LLM) developed by UC Berkeley, designed to interact with a wide range of services by invoking API calls.

• Free

Laminar is an open-source platform that enables developers to trace, evaluate, label, and analyze Large Language Model (LLM) applications with minimal code integration.

• Freemium
• From 25$

OpenTools provides a unified API enabling developers to connect Large Language Models (LLMs) with a diverse ecosystem of tools, simplifying integration and management.

• Usage Based

Flowise is an open-source low-code platform that enables developers to build customized LLM orchestration flows and AI agents through a drag-and-drop interface.

• Freemium
• From 35$

Langfuse provides an open-source platform for tracing, evaluating, and managing prompts to debug and improve LLM applications.

• Freemium
• From 59$

EleutherAI is a research institute focused on advancing and democratizing open-source AI, particularly in language modeling, interpretability, and alignment. They train, release, and evaluate powerful open-source LLMs.

• Free

PromptsLabs is a community-driven platform providing copy-paste prompts to test the performance of new LLMs. Explore and contribute to a growing collection of prompts.

• Free

BenchLLM is a tool for evaluating LLM-powered applications. It allows users to build test suites, generate quality reports, and choose between automated, interactive, or custom evaluation strategies.

• Other

LM Studio is a desktop application that allows users to run Large Language Models (LLMs) locally and offline, supporting various architectures including Llama, Mistral, Phi, Gemma, DeepSeek, and Qwen 2.5.

• Free

Phoenix accelerates AI development with powerful insights, allowing seamless evaluation, experimentation, and optimization of AI applications in real time.

• Freemium

Missing Studio is an open-source AI platform designed for developers to build and deploy generative AI applications. It offers tools for managing LLMs, optimizing performance, and ensuring reliability.

• Free

Petals enables users to run large language models like Llama 3.1 and Mixtral collaboratively, distributing the load across a network of consumer-grade GPUs.

• Free

LiteLLM provides a simplified and standardized way to interact with over 100 large language models (LLMs) using a consistent OpenAI-compatible input/output format.

• Free

LlamaHub is a repository providing data loaders, agent tools, and LlamaPacks to quickly build and customize Retrieval-Augmented Generation (RAG) applications using frameworks like LlamaIndex and LangChain.

• Free

LMQL is a programming language designed for large language models, offering robust and modular prompting with types, templates, and constraints.

• Free

Literal AI streamlines the development of LLM applications, offering tools for evaluation, prompt management, logging, monitoring, and more to build production-grade AI products.

• Freemium

Superpipe is an open-source experimentation platform designed for building, evaluating, and optimizing Large Language Model (LLM) pipelines to improve accuracy and minimize costs. It allows deployment on user infrastructure for enhanced privacy and security.

• Free

Neural Magic offers enterprise inference server solutions to streamline AI model deployment, maximizing computational efficiency and reducing costs on both GPU and CPU infrastructure.

• Contact for Pricing

Reflection AI offers Reflection 70B, an open-source large language model trained with Reflection-Tuning to detect and correct its own reasoning errors for enhanced accuracy.

• Free

Neutrino AI provides multi-model AI infrastructure to optimize Large Language Model (LLM) performance for applications. It offers tools for evaluation, intelligent routing, and observability to enhance quality, manage costs, and ensure scalability.

• Usage Based

WebLLM enables running large language models (LLMs) directly within a web browser using WebGPU for hardware acceleration, reducing server costs and enhancing privacy.

• Free

Bodhi is a free, privacy-focused application allowing users to run Large Language Models (LLMs) locally on their macOS devices without technical setup.

• Free

Hegel AI provides a developer platform for building, monitoring, and improving large language model (LLM) applications, featuring tools for experimentation, evaluation, and feedback integration.

• Contact for Pricing

Rig is a Rust-based framework for building modular and scalable LLM applications. It offers a unified LLM interface, Rust-powered performance, and advanced AI workflow abstractions.

• Free

OpenRouter provides a unified interface for accessing and comparing various Large Language Models (LLMs), offering users the ability to find optimal models and pricing for their specific prompts.

• Usage Based

LLMLingua Series offers prompt compression techniques to accelerate Large Language Model (LLM) inference, reduce costs, and enhance performance, especially in long context scenarios.

• Other

Unify provides tools to build, test, and optimize LLM pipelines with custom interfaces and a unified API for accessing all models across providers.

• Freemium
• From 40$