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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

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2,028 tools · sorted by quality

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ome

Open Model Engine (OME) — Kubernetes operator for LLM serving, GPU scheduling, and model lifecycle management. Works with SGLang, vLLM, Tens...

Score 94 GitHub stars 512 Open source
restai

RESTai is an AIaaS (AI as a Service) open-source platform. Supports many public and local LLM suported by Ollama/vLLM/etc. Precise embedding...

Score 94 GitHub stars 513 Open source
ChatGPT-in-Slack

Swift demonstration of how to build a Slack app that enables end-users to interact with a ChatGPT bot

Score 94 GitHub stars 513 Open source
promptulate

🚀Lightweight Large language model automation and Autonomous Language Agents development framework. Build your LLM Agent Application in a py...

Score 94 GitHub stars 511 Open source
token-tracker

Claude Code & Codex 本地 token 追踪 — 状态栏(Codex 业界首创伪 statusline)、GitHub 风格热力图、多模型成本分析。 | Local token tracker for C...

Score 94 GitHub stars 510 Open source
jev-chat-windows

微信(Windows 4.x)旁挂的回复辅助:窗口截图 + 本地离线 OCR 读对方消息 → Jev 判断意图 → 3 条候选一键填入,发送永远手动

Score 94 GitHub stars 508 Open source
brain.md

A persistent, file-based memory layer for coding agents — give Claude Code, Codex & others a project brain (durable decisions, requirements,...

Score 94 GitHub stars 508 Open source
hcom

Let AI agents message, watch, and spawn each other across terminals. Claude Code, Codex, Antigravity CLI, Cursor CLI, OpenCode, Kilo, Pi, Ki...

Score 94 GitHub stars 507 Open source
avibe

The local-first Agent OS — your AI partner lives on your own machine. Drive the official Claude Code, Codex & OpenCode from your browser or...

Score 94 GitHub stars 506 Open source
askimo

AI desktop app for chat, RAG, Skills, MCP tools, and agents. Support multiple LLMs (Anthropic, OpenAI, VertexAI, vLLM, Nvidia NIM, Gemini, O...

Score 94 GitHub stars 503 Open source
zhikuncode

Codex/Claude Code/Cursor的开源增强版,专注一句话实现复杂长程任务(教育、编程、办公、生活、娱乐、游戏)。部署在你自己的服务器上,团队用浏览器...

Score 94 GitHub stars 502 Open source
ai-avatar-system

🎭 AI Avatar / digital human platform — upload a photo, clone a voice, talk to any face in real time with lip-sync video. Open-source, self-...

Score 94 GitHub stars 501 Open source
Open-Prompt-Injection

This repository provides a benchmark for prompt injection attacks and defenses in LLMs

Score 93 GitHub stars 500 Open source
better-agent-terminal

Multi-workspace terminal aggregator with Claude Code AI integration

Score 93 GitHub stars 498 Open source
CLI-WeChat-Bridge

将 AI 命令行工具以最为原生的方式,集成到微信 ClawBot / 企业微信 bot 中,目前支持集成 Codex、Claude Code、OpenCode、Pi Agent。 支持微信和本地...

Score 93 GitHub stars 500 Open source
pr-cockpit

Local AI PR workbench — Claude/Codex review in isolated git worktrees, human-gated GitHub comments

Score 93 GitHub stars 497 Open source
amux

Open-source control plane for AI coding agents. Run an AI engineering team: parallel Claude Code, Codex, and Gemini workers with a shared bo...

Score 93 GitHub stars 497 Open source
os

Enables organizations to create and deploy customizable AI agents with support for multiple LLM providers, real-time chat, voice, document t...

Score 93 GitHub stars 494 Open source
skill-based-architecture

A meta-skill that produces skills. Point it at any codebase and it distills the project's rules, workflows, and hard-won lessons into a dedi...

Score 93 GitHub stars 494 Open source
ok-skills

Curated AI coding agent skills and AGENTS.md playbooks for Codex, Claude Code, Cursor, OpenClaw, and other SKILL.md-compatible tools.

Score 93 GitHub stars 491 Open source
better-deepseek

A powerful browser extension that supercharges DeepSeek Chat with custom tooling, persistent memory, and seamless project scaffolding. Gener...

Score 93 GitHub stars 491 Open source
otari

Open-source, OpenAI-compatible LLM gateway you run yourself. One endpoint for 40+ providers, with virtual keys, budgets, and usage tracking.

Score 93 GitHub stars 490 Open source
photoshop-mcp

MCP for Adobe Photoshop. 118 tools. Control from Cursor, Claude or custom LLMs.

Score 93 GitHub stars 486 Open source
aihub

All-in-one Kotlin app that aggregates multiple AI assistants in a single tabbed interface, featuring webview integration, Material Design 3,...

Score 93 GitHub stars 485 Open source
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