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Vercel AI Chatbot
AI SDK handles streaming and multiple model providers; Next.js server actions keep it simple.
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“Build a Next.js chat app with streaming responses, chat history and switchable model providers.”
Open WebUI
Ollama backend gives a private, self-hosted ChatGPT-style UI.
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“A self-hosted web UI for local models via Ollama with RAG and user accounts.”
LobeChat
Plugin system and multi-provider support make it a flexible chat front end.
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“A modern chat UI that supports many model providers and plugins.”
LibreChat
Unifies many AI providers in one familiar interface.
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“An open-source ChatGPT clone that works with many AI providers.”
AnythingLLM
Pluggable vector stores and models for chatting with your documents.
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“A desktop app to chat with your documents using any LLM and vector database.”
GPT Researcher
Planner and executor agents gather sources then write a cited report.
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“An agent that researches a topic online and produces a cited report.”