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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

2,028 tools · sorted by quality

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ospec

Spec-driven, agentic workflow framework for AI coding agents. Turn a request into a verifiable goal loop — plan, act, verify — with durable...

Score 93 GitHub stars 485 Open source
gemini-web-to-api

✨Reverse-engineered API for Gemini web app. It can be used as a genuine API key from OpenAI, Gemini, and Claude.

Score 93 GitHub stars 484 Open source
bytedesk

Open Souce IM with AI powered live-chat, email, ticket support, omni-channel customer service,alternative to slack + zendesk/intercom/hubsp...

Score 93 GitHub stars 483 Open source
TensorSharp

A native .NET LLM inference engine for GGUF models. TensorSharp provides a console application, a web-based chatbot interface, and Ollama/Op...

Score 93 GitHub stars 484 Open source
claudexor

Multi-harness control plane for Claude Code, Codex, Cursor, and OpenCode: quota-aware rotation across multiple Claude/Codex subscriptions, s...

Score 93 GitHub stars 481 Open source
claude-code-statusline

Transform your Claude Code terminal with atomic precision statusline. Features flexible layouts, real-time cost tracking, MCP monitoring, pr...

Score 93 GitHub stars 479 Open source
thoughtdag

Your thinking deserves a map: an infinite canvas where LLM conversations grow into an editable thought graph. Wires are the context.

Score 93 GitHub stars 477 Open source
coco

CoCo Super Intelligence is the orchestration layer that turns Claude Code, Cursor, or Codex into an engineering department: a routed advisor...

Score 93 GitHub stars 475 Open source
octocode

Structural code intelligence for AI agents — semantic search, knowledge graphs, and a built-in MCP server in one Rust binary. Give Claude, C...

Score 93 GitHub stars 475 Open source
memtrace-public

Structural memory for AI coding agents. Bi-temporal graph, MCP-native, zero LLM calls. Cursor · Claude Code · Codex · DeepSeek Harness · Her...

Score 93 GitHub stars 473 Open source
LLMFeeder

Browser extension to convert web pages to clean Markdown and copy to clipboard so you can feed it to your favorite LLM model as context with...

Score 93 GitHub stars 469 Open source
design-studio

Tiledesk's open-source visual, no-code designer where LLM/GPT AI meets a flexible 'graph' approach. Create conversations and automations eff...

Score 93 GitHub stars 467 Open source
dsh-image-gen

AI image studio for DeepSeek Harness — generate, edit & compare images in chat, with 500+ prompts, gallery, multi-model workflows and ComfyU...

Score 93 GitHub stars 465 Open source
worker-vllm

The Runpod worker template for serving our large language model endpoints. Powered by vLLM.

Score 93 GitHub stars 465 Open source
Gemini

The open source implementation of Gemini, the model that will "eclipse ChatGPT" by Google

Score 93 GitHub stars 465 Open source
autonomous-hr-chatbot

An autonomous HR agent that can answer user queries using tools

Score 93 GitHub stars 461 Open source
nautilus-compass

Reliability layer for multi-agent setups — keep agents coordinating without an orchestrator. Cross-dialog contracts + drift detection + blac...

Score 93 GitHub stars 462 Open source
everything-ai-ml

A curated collection of learning resources for Generative AI, Machine Learning, Agentic AI, LLMs, RAG, Fine-tuning, MLOps, and more.

Score 93 GitHub stars 462 Open source
claudeblattman

Claude Code for academics — skills, agents, and setup guides

Score 93 GitHub stars 458 Open source
agent

Create state-machine-powered LLM agents using XState

Score 93 GitHub stars 458 Open source
bagofwords

Chat with your data - with memory, rules, and observability built in. Deploy in 2 minutes

Score 93 GitHub stars 457 Open source
aoci-code

A persistent, Git-versioned map of your whole codebase and database schema that coding agents read before they touch anything. Local-first M...

Score 93 GitHub stars 454 Open source
maestro-orchestrate

Multi-agent orchestration platform for Gemini CLI, Claude Code, Codex, and Qwen Code — 39 specialists, parallel subagents, persistent sessio...

Score 93 GitHub stars 455 Open source
claude-cognitive

Working memory for Claude Code - persistent context and multi-instance coordination

Score 93 GitHub stars 452 Open source
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