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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

2,034 tools · sorted by quality

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claude-plugins

28 plugins and MCP servers for Claude Code — TDD, multi-agent orchestration, iterative refinement, binary RE, structured decisions. Install...

Score 90 GitHub stars 94 Open source
windows-to-wsl2-screenshots

Automate Windows screenshots for Claude Code workflows in WSL2. Take screenshots (Win+Shift+S, Win+PrintScreen, Snipping Tool) and instant...

Score 90 GitHub stars 94 Open source
dsh-codex-subscription

Use your ChatGPT / Codex subscription with DeepSeek Harness via OAuth, with model access, usage quotas, search, and image generation — no AP...

Score 90 GitHub stars 93 Open source
claude-overlay

A floating, screen-aware Claude Code chat for Windows - it reads your screen to answer, and runs on your own Claude subscription (no API key...

Score 90 GitHub stars 93 Open source
chatcli

ChatCLI is a command-line application that utilizes LLMs—such as those from Anthropic, OpenAI, and others—to facilitate interactive conversa...

Score 90 GitHub stars 93 Open source
Spec-Flow

Turn product ideas into production launches with Spec-Driven Development. Repeatable Claude Code workflows with quality gates, token budgets...

Score 90 GitHub stars 93 Open source
spring-ai-rag-demo

基于 Spring AI 2.0 的生产级 ERP 智能助手|Production-ready ERP AI assistant with RAG, Tool Calling, chat memory, dynamic SQL tools, multi-te...

Score 90 GitHub stars 92 Open source
proval

Self-Hosted LLM Code Review Agent for GitLab, Forgejo and GitHub. Local LLM support

Score 90 GitHub stars 92 Open source
generalbots

Multi-agent AI platform for autonomous agents, agentic AI orchestration and LLM workflow automation. 80 self-hosted apps - Chat, CRM, Mail,...

Score 90 GitHub stars 92 Open source
tiny-robot

TinyRobot 是一个 AI 对话组件库,提供了丰富的 AI 交互组件,助力开发者快速构建企业级 AI 应用 / TinyRobot is an AI conversational component lib...

Score 90 GitHub stars 92 Open source
Buddi

A macOS notch companion for Claude Code — your buddy lives here now.

Score 90 GitHub stars 92 Open source
get-md

A fast, lightweight HTML to Markdown converter optimized for LLM consumption. Uses proven parsing libraries to deliver clean, well-structure...

Score 90 GitHub stars 91 Open source
openrouter-mcp-multimodal

MCP server for OpenRouter — chat with 300+ LLMs (Claude, Gemini, GPT), analyze images / audio / video, generate images / speech / music / vi...

Score 90 GitHub stars 91 Open source
har

HAR: open agent harness (CLI + MCP) for coding agents. Isolated worktrees, deterministic verify, software factory workflows for Claude Code,...

Score 90 GitHub stars 91 Open source
edge

Open-source AI agent that runs on your own computer and does your tasks. Any model (Claude, GPT, Gemini, Grok, Ollama), drives your real bro...

Score 90 GitHub stars 90 Open source
linkedin-mcp

Managed LinkedIn MCP server for AI agents: search, connect, message & enrich on LinkedIn from Claude, ChatGPT or Cursor. Self-reported 20,00...

Score 90 GitHub stars 90 Open source
overtchat

A simpler self-hosted alternative to Open WebUI. Bring your own API keys or local models. Native Android client.

Score 90 GitHub stars 90 Open source
portfolio-dumper

Convert GitHub profiles and repositories into clean, LLM-friendly Markdown. Features profile README ingestion, repository lists, and PAT sup...

Score 90 GitHub stars 90 Open source
iOS-vibebuddy

Native Mac, iPhone & Apple Watch companion for Claude Code, Codex, Grok and Cursor. Task inbox, wrist notifications, agent handoffs, quota w...

Score 90 GitHub stars 90 Open source
acepe

The Agentic Developer Environment to orchestrate Claude Code, Codex, Copilot, Cursor, Opencode.

Score 90 GitHub stars 90 Open source
speckit-companion

VS Code extension for spec-driven development — manage specs, workflows, and steering docs for AI CLI tools (Claude Code, Gemini CLI, Copilo...

Score 90 GitHub stars 90 Open source
bike4mind

The open-core AI workbench — notebooks, agents, RAG, voice, and images across any model: OpenAI, Anthropic, Google, xAI, or local via Ollama...

Score 90 GitHub stars 89 Open source
claude-brain

Sync your Claude Code brain across machines — memory, skills, agents, rules, and settings with intelligent semantic merge. Git-based, auto-s...

Score 90 GitHub stars 89 Open source
otelite

Lightweight OpenTelemetry receiver and local dashboard for LLM development — single binary, zero dependencies

Score 90 GitHub stars 89 Open source
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