Best Open-Source Local & Cloud LLM Interfaces | open-source.storeAll categoriesLocal & Cloud LLM Interfaces
Web interfaces and local servers for running and interacting with large language models.
12 tools found 
Ollama
Ollama is an open-source local LLM runner that replaces metered APIs like ChatGPT with zero-marginal-cost inference on developer hardware.
185.7kmacOSLinuxWindowstoday MITLocal & Cloud LLM Interfaces

Open WebUI
Open WebUI is a self-hosted ChatGPT alternative that connects to local and cloud LLMs with built-in RAG, granular RBAC, and complete data privacy.
MITLocal & Cloud LLM Interfaces

Cherry Studio
Open-source desktop client for Claude and OpenAI APIs that pairs cloud models with local Ollama runtimes and Model Context Protocol tools.
53.2kLinuxmacOSWindowstoday AGPL-3.0Local & Cloud LLM Interfaces

Text Generation WebUI
Text Generation WebUI replaces Character.ai with private local LLMs, adding OpenAI-compatible APIs, swappable backends, and deep sampler control.
47.7kLinuxmacOSWindows3mo ago AGPL-3.0Local & Cloud LLM Interfaces

LibreChat
LibreChat replaces ChatGPT with a self-hosted AI chat interface, bringing multi-provider routing, MCP tools, and LDAP authentication under team control.
MITLocal & Cloud LLM Interfaces

SurfSense
SurfSense is an open-source NotebookLM alternative with live web connectors and local LLM support for self-hosted AI research.
Apache-2.0Local & Cloud LLM Interfaces
Go & gRPC engineer · founder of EasyP
PromotedGo, gRPC and Protobuf done right, LLM agents in production, and the hard parts of shipping a first product.
GogRPCProtobufLLM agents

Morphic
Open-source AI answer engine replacing Perplexity with generative UI, multi-provider model routing, and self-hosted SearXNG search integration.
Apache-2.0Local & Cloud LLM Interfaces

5ire
5ire is an open-source cross-platform desktop AI assistant and MCP client that replaces single-vendor chat apps with multi-model routing and local RAG.
5.4kLinuxmacOSWindows4d ago Local & Cloud LLM Interfaces

Fullmoon
Fullmoon is an open-source iOS and macOS alternative to ChatGPT, running quantized MLX models fully offline on Apple silicon with zero data telemetry.
MITLocal & Cloud LLM Interfaces

Zola
Zola is an open-source chat interface replacing Claude and ChatGPT subscriptions with self-hosted multi-model routing and local Ollama inference.
Apache-2.0Local & Cloud LLM Interfaces

VT Chat
Self-hosted AI chat interface with multi-model BYOK routing, local Ollama support, and browser-only IndexedDB storage.
MITLocal & Cloud LLM Interfaces

Patzer
Patzer is a self-hosted Chess.com Game Review alternative in one Docker container, pairing Stockfish 17 analysis with local Ollama or vLLM coaching.
MITLocal & Cloud LLM Interfaces
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MITLocal & Cloud LLM Interfaces
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MITLocal & Cloud LLM Interfaces
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AGPL-3.0Local & Cloud LLM Interfaces