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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

2,005 tools · sorted by quality

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crow

Modular, agentic framework and MCP platform you self-host. Build and run your own AI agents, connect Claude Code, Claude Desktop, or Cursor...

Score 87 GitHub stars 24 Open source
loopgate_harness

A repo-native coding-agent loop harness for Claude, Codex, Copilot, and other CLI agents. Agents can edit. Gates decide what lands. You set...

Score 87 GitHub stars 24 Open source
console

Open-source, self-hosted AI gateway for multi-tenant orgs: OpenAI-compatible LLM routing, RAG & vector stores, MCP hub, GPU fleet (MIG slici...

Score 87 GitHub stars 24 Open source
ralph

Autonomous coding-agent loop. Runs Claude Code or Codex against your repo in a Docker sandbox, iterating implementer → reviewer until the pl...

Score 87 GitHub stars 24 Open source
teebe

Native macOS git worktree manager and GUI. See every worktree in one window and watch files change live while Claude Code, Codex and Cursor...

Score 87 GitHub stars 24 Open source
fidelis

Zero-LLM agent memory for Claude Code and AI agents: local-first BM25, dense-vector, and reciprocal-rank-fusion retrieval. Returns original...

Score 87 GitHub stars 23 Open source
cm-workflow

Codex-native, spec-driven AI Agent workflow with Claude Code compatibility, independent review, QA, fixes, and refactors.

Score 87 GitHub stars 23 Open source
agentic-qa-boilerplate

Agentic QA boilerplate built on Playwright + KATA + TypeScript. Multi-agent skills following the agentskills.io spec, orchestrating the full...

Score 87 GitHub stars 23 Open source
SynapseKit

Minimal, async-first Python framework for production LLM apps- 2 hard deps, no magic, no SaaS.

Score 87 GitHub stars 23 Open source
agent-ready-repo

The complete AI operating model for software teams — from first idea to production. Three peer-supervised loops (discovery → build → release...

Score 87 GitHub stars 23 Open source
ClawAI

Claw is a local-first AI control plane that runs powerful open models on your machine and connects to top LLM providers. It intelligently ro...

Score 87 GitHub stars 23 Open source
aiplane

croit AIplane — one plane for all your AI. Self-hosted AI infrastructure connecting applications and users with models, agents, tools and en...

Score 87 GitHub stars 23 Open source
skill-router

Skill + Agent + Model + Thinking depth — auto-routed before any tool fires. One SKILL.md for Claude Code. 90% routing accuracy, per-step mod...

Score 87 GitHub stars 23 Open source
lit-review-agent-tools

🤖 The strongest curated list of open-source AI-agent tools for literature review — 70+ tools across 11 categories (Claude Code skills, deep...

Score 87 GitHub stars 23 Open source
romp

Manages parallel Claude Code sessions, so you don't have to.

Score 87 GitHub stars 23 Open source
termaxa

A cooperative gate for the shell commands AI agents run. Previews, backups, policy, audit. Claude Code + Cursor. A windshield, not a sandbox...

Score 87 GitHub stars 22 Open source
elnora-ai-agent-hackathon-starter-kit

Run one command, follow the instructions, and get your first AI agents up and running — Claude Code or Codex. Built for the Elnora AI agent...

Score 87 GitHub stars 22 Open source
QAMap

Local zero-LLM PR QA designer: turns commits and diffs into behavior lifecycles, QA scenarios, and deterministic automation drafts.

Score 87 GitHub stars 22 Open source
fabrik

Drive Claude Code through an SDLC pipeline on your GitHub Project board — Specify → Research → Plan → Implement → Review → Validate. Human i...

Score 87 GitHub stars 22 Open source
cortexes

Personal knowledge vault plugin for Claude Code — session recording, memory distillation, and hybrid semantic + BM25 retrieval.

Score 87 GitHub stars 21 Open source
standalone-orchestrator

Autonomous multi-agent coding system on local LLMs. No frameworks, no API costs. Plan → Build → Test → Fix with Qwen 80B + 7B on your own GP...

Score 87 GitHub stars 21 Open source
mastyf.ai

Open-source AI security platform providing perimeter defense for LLMs and AI agents through swarm analysis, policy enforcement, adversarial...

Score 87 GitHub stars 20 Open source
wtf-p

The academic meta-prompting framework for AI agents like Claude Code, Gemini CLI, OpenCode. Features citation-aware drafting, hallucination...

Score 87 GitHub stars 20 Open source
agentfootprint

Context engineering, abstracted. Build AI agents whose every LLM call traces back to what was injected, who triggered it, when, and how it c...

Score 87 GitHub stars 20 Open source
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