ToolNest

Open Source AI Models

231 tools

231 tools · page 9 of 10

Chatbot UI

Chatbot UI

Open-source interface for chatting with AI models

Chatbot UI is an open-source chat interface that developers can self-host and connect to various language model APIs, aimed at teams who want control over their own ChatGPT-style front end.

FreeCoding & Development
Chroma

Chroma

Lightweight open-source vector database for AI apps

Chroma is a simple, Python-first open-source vector database aimed at developers prototyping AI applications before scaling to a larger managed solution.

FreeCoding & Development
ClearML

ClearML

Open-source MLOps platform for experiment and pipeline management

ClearML provides tools for tracking experiments, orchestrating pipelines, and managing datasets across the machine learning lifecycle, with both open-source and managed hosting options.

FreemiumCoding & Development
DeepSeek

DeepSeek

Chinese AI lab known for efficient open-weight models

DeepSeek develops open-weight language models known for strong performance relative to their training cost, offered through both a chat app and a developer API.

FreemiumCoding & Development
Dify

Dify

Open-source platform for building LLM applications

Dify provides a visual, open-source platform for building and deploying LLM-powered applications and agents, combining prompt orchestration, RAG, and workflow tools in one place.

FreemiumCoding & Development
Fireworks AI

Fireworks AI

Fast inference platform for open and multimodal AI models

Fireworks AI hosts optimized, low-latency inference for open-source language and multimodal models, aimed at developers building production apps that need speed at scale.

PaidCoding & Development
Haystack

Haystack

Open-source framework for building search and RAG pipelines

Haystack, built by deepset, is an open-source Python framework for building search, question-answering, and retrieval-augmented generation pipelines on top of language models.

FreeCoding & Development
Hexabot

Hexabot

Open-source no-code platform for building multilingual chatbots

Hexabot lets teams build multilingual, multi-channel AI chatbots without coding, offered as an open-source platform for businesses wanting more control than closed chatbot builders.

FreeBusiness ManagementCoding & Development
Jan

Jan

Open-source ChatGPT alternative that runs offline

Jan is an open-source desktop app for chatting with local, offline AI models, aimed at users who want a private ChatGPT-style interface without sending data to the cloud.

FreeCoding & Development
Langfuse

Langfuse

Open-source observability and analytics for LLM apps

Langfuse is an open-source platform for tracing, evaluating, and analyzing LLM application behavior, aimed at teams who want self-hostable observability tooling for their AI stack.

FreemiumCoding & Development
LM Studio

LM Studio

Desktop app for running open-source LLMs locally

LM Studio lets users download and run open-source language models directly on their own computer through a simple desktop interface, without needing cloud API access.

FreeCoding & Development
Mantlecore AI

Mantlecore AI

Managed cloud for open-source AI agents

Managed cloud for open-source AI agents

PaidCoding & Development
Milvus

Milvus

Open-source vector database built for billion-scale search

Milvus is an open-source vector database designed to handle billions of embeddings, aimed at large-scale production AI search and recommendation systems.

FreeCoding & Development
Mistral AI

Mistral AI

European AI lab building open and commercial LLMs

Mistral AI develops a family of open-weight and commercial language models along with an API platform, positioned as Europe's leading alternative to US-based frontier model providers.

FreemiumCoding & Development
MLflow

MLflow

Open-source platform for managing the ML lifecycle

MLflow is an open-source tool for tracking experiments, packaging models, and managing deployment across the machine learning lifecycle, widely used as a free foundation for MLOps.

FreeCoding & Development
Ollama

Ollama

Tool for running open-source LLMs locally on your own machine

Ollama packages open-source language models to run locally with a single command, aimed at developers who want to experiment with or build on open models without cloud infrastructure.

FreeCoding & Development
OpenHands

OpenHands

Open platform for running autonomous cloud coding agents

OpenHands is an open-source platform for running AI agents that plan, write, and apply code changes autonomously, aimed at teams wanting an open alternative to closed coding agent products.

FreemiumCoding & Development
OpenTypeless

OpenTypeless

Free open-source AI voice typing app for macOS Windows and Linux

Free open-source AI voice typing app for macOS Windows and Linux

PaidVoice Generation & Conversion
Papers with Code

Papers with Code

Free directory linking AI research papers to their code

Papers with Code catalogs machine learning research papers alongside their open-source implementations and benchmark results, aimed at researchers and engineers tracking the state of the art.

FreeResearch & Data Analysis
Portia AI

Portia AI

Open-source framework for transparent, plan-sharing AI agents

Portia AI is an open-source framework for building AI agents that explain their planned actions and share progress as they work, aimed at developers who want more visibility into agent behavior than typical black-box agents.

FreeCoding & Development
Predibase

Predibase

Platform for fine-tuning and serving open-source LLMs

Predibase provides tools for fine-tuning open-source language models efficiently and serving many fine-tuned models cost-effectively, aimed at teams customizing models for specific tasks.

PaidCoding & Development
Qdrant

Qdrant

High-performance open-source vector database

Qdrant is an open-source vector database written in Rust, built for fast similarity search at scale, aimed at developers who need a self-hostable option for AI retrieval workloads.

FreemiumCoding & Development
Qwen

Qwen

Alibaba's family of open and commercial AI models

Qwen is Alibaba's line of language and multimodal models, available as both open-weight downloads for developers and a hosted chat assistant for consumers.

FreemiumCoding & Development
Replicate

Replicate

Platform for running open-source AI models via API

Replicate hosts thousands of open-source machine learning models that developers can run through a simple API without managing infrastructure, spanning image, video, audio, and text models.

PaidCoding & Development