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Best LLM Chat Tools

LLM chat tools are the front door to modern AI — from general assistants to specialist chat UIs. Scan ranked options here, then open the compare page for a compact decision table.

Open compare table Related: Best Coding Agent Tools · Best RAG Tools · Best Open Source AI Tools · Best AI Image Generation Tools

Top tools

2,015 tools · sorted by quality

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DEEIX-Chat

An enterprise AI workspace for model routing, multimodal chat, files, tools, billing, identity, and operations.

Score 96 GitHub stars 1,482 Open source
mlx-serve

Native LLM inference server for Apple Silicon. OpenAI + Anthropic API compatible. No Python. Includes MLX Core macOS app with chat, agent mo...

Score 96 GitHub stars 1,479 Open source
desktop

E2B Desktop Sandbox for LLMs. E2B Sandbox with desktop graphical environment that you can connect to any LLM for secure computer use.

Score 96 GitHub stars 1,457 Open source
paritok-4b-v1

Non-destructive compression gateway for AI coding agents. Cuts token bills 25% on turn 1 to past 85% in long or saturated sessions, and fits...

Score 96 GitHub stars 1,454 Open source
agents

Create AI Agents in a No-Code Visual Builder or TypeScript SDK with full 2-way sync. For shipping AI assistants and multi-agent AI workflows...

Score 96 GitHub stars 1,434 Open source
generative_ai_with_langchain

Build production-ready LLM applications and advanced agents using Python, LangChain, and LangGraph. This is the companion repository for the...

Score 96 GitHub stars 1,424 Open source
Awesome-LLMs-for-Vulnerability-Detection

The community's most comprehensive, continuously-updated index of research on Large Language Models for software vulnerability detection — p...

Score 96 GitHub stars 1,425 Open source
agentconnect

The open-source, multi-agent alternative to Claude Tag. @ any agent, wherever work happens, they work alongside your team, learning as they...

Score 96 GitHub stars 1,403 Open source
pm-claude-skills

1166 professional Agent Skills for Claude, ChatGPT, Gemini, Cursor & Codex — PRDs, postmortems, leases, medical bills, layoffs, go-bags, new...

Score 96 GitHub stars 1,395 Open source
opentag

Mention any ACP coding agent from Slack, GitHub, GitLab, Linear, or Lark. OpenTag runs Claude Code, Codex, Cursor and more on your own machi...

Score 96 GitHub stars 1,381 Open source
haft

Engineering decisions engine that know when they're stale. Frame, compare, decide — with evidence decay and parity enforcement. For Claude C...

Score 96 GitHub stars 1,383 Open source
my-neuro

This project lets you create your own AI desktop companion with customizable characters and voice conversations that respond in just 1 secon...

Score 96 GitHub stars 1,369 Open source
minuet-ai.nvim

💃 Dance with Intelligence in Your Code. Minuet offers code completion as-you-type from popular LLMs including OpenAI, Gemini, Claude, Ollam...

Score 96 GitHub stars 1,365 Open source
rtp-llm

RTP-LLM: Alibaba's high-performance LLM inference engine for diverse applications.

Score 96 GitHub stars 1,348 Open source
langchain-rust

🦜️🔗LangChain for Rust, the easiest way to write LLM-based programs in Rust

Score 96 GitHub stars 1,349 Open source
cli-agent-orchestrator

Multi-agent orchestration for AI coding CLIs — Claude Code, Kiro, Codex, and more, coordinated in isolated tmux sessions

Score 96 GitHub stars 1,346 Open source
nobodywho

NobodyWho is an inference engine that lets you run LLMs locally and efficiently on any device.

Score 96 GitHub stars 1,349 Open source
context-engineering-kit

Hand-crafted Claude Code Skills focused on improving agent results quality. Compatible with OpenCode, Cursor, Antigravity, Gemini CLI, and o...

Score 96 GitHub stars 1,342 Open source
repobrain

🧠 RepoBrain (formerly Antigravity) — Give your repo a brain. ChatGPT for your codebase: works in Claude Code, Cursor, Codex, Windsurf & mor...

Score 96 GitHub stars 1,326 Open source
airunner

Offline inference engine for art, real-time voice conversations, LLM powered chatbots and automated workflows

Score 96 GitHub stars 1,314 Open source
oh-my-agent

The multi-agent harness that checks the work: verifies agent runs by artifacts (stop-hook gates, independent judges, append-only event logs)...

Score 96 GitHub stars 1,310 Open source
vellum-assistant

An AI Assistant that’s easy to setup, does your work 24/7, knows your preferences and gets better over time.

Score 96 GitHub stars 1,306 Open source
sceneview

3D & AR SDK for Android (Jetpack Compose + Filament), iOS (SwiftUI + RealityKit), and Web. AI-first: llms.txt, MCP server, Copilot/Cursor ru...

Score 96 GitHub stars 1,303 Open source
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