Best Generative Artificial Intelligence (GenAI) software in 2026

AnythingLLM

anythingllm.com

Open source

All-in-one desktop & Docker AI application with built-in RAG, AI agents, No-code agent builder, MCP compatibility, and more.

Khoj

khoj.dev

Open source

Your AI second brain. Get answers from the web or your docs. Build custom agents, schedule automations, do deep research. Turn any online or local LLM into your personal, autonomous AI.

LLM Harbor

github.com

Open source

Containerized LLM toolkit. Run LLM backends, APIs, frontends, and additional services via a concise CLI.

LLMKube

llmkube.com

Open source

Kubernetes operator for llama.cpp-native LLM inference with GPU scheduling, Apple Silicon Metal support, and OpenAI-compatible API.

LocalAI

localai.io

Open source

Run your AI models locally and generate images and audio (alternative to OpenAI and Claude).

Onyx Community Edition

onyx.app

Open source

Chat UI that works with any LLM. It comes loaded with advanced features like agents, web search, RAG, MCP, deep research, Connectors to 40+ knowledge sources, and more.

TuxSEO

tuxseo.com

Open source

- Create automated blog content for your business, using AI.

Vane

github.com

Open source

AI-powered search engine (alternative to Perplexity AI).