LLM Plugin Tools

850+ open-source llm plugin tools ranked by stars

What are LLM Plugin tools?

LLM Plugin tools are open-source packages that extend AI coding agents like Claude Code, OpenAI Codex, Gemini CLI, and other AI assistants. They provide specialized capabilities ranging from code generation and debugging to API integration and workflow automation.

Agent Skills Hub indexes 850+ llm plugin tools from GitHub, ranked by community adoption (stars), code quality scores, and compatibility with popular AI agents. The top languages in this category are TypeScript, Python, Rust, Swift, Jupyter Notebook.

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# Skill Stars Lang
1 stagehand
The SDK For Browser Agents		 ★ 22.6k TypeScript
2 promptfoo
Test your prompts, agents, and RAGs. Red teaming/pentesting/vulnerability scanning for AI. Compare p		 ★ 21.2k TypeScript
3 gorilla
Gorilla: Training and Evaluating LLMs for Function Calls (Tool Calls)		 ★ 12.8k Python
4 llm
Access large language models from the command-line		 ★ 11.8k Python
5 llm-engineer-toolkit
A curated list of 120+ LLM libraries category wise.		 ★ 10.1k
6 phoenix
AI Observability & Evaluation		 ★ 9.6k Python
7 code2prompt
A CLI tool to convert your codebase into a single LLM prompt with source tree, prompt templating, an		 ★ 7.3k Rust
8 superagent
Superagent protects your AI applications against prompt injections, data leaks, and harmful outputs.		 ★ 6.5k TypeScript
9 ai-cookbook
Examples and tutorials to help developers build AI systems		 ★ 4.0k Python
10 DecryptPrompt
总结Prompt&LLM论文，开源数据&模型，AIGC应用		 ★ 3.4k
11 ax
The pretty much "official" DSPy framework for Typescript		 ★ 2.6k TypeScript
12 code-interpreter
Python & JS/TS SDK for running AI-generated code/code interpreting in your AI app		 ★ 2.3k Python
13 WritingTools
The world's smartest system-wide grammar assistant; a better version of the Apple Intelligence Writi		 ★ 2.3k Swift
14 any-llm
Communicate with an LLM provider using a single interface		 ★ 2.0k Python
15 awesome-local-llm
A curated list of awesome platforms, tools, practices and resources that helps run LLMs locally		 ★ 1.9k
16 ExtractThinker
ExtractThinker is a Document Intelligence library for LLMs, offering ORM-style interaction for flexi		 ★ 1.5k Python
17 mirascope
The LLM Anti-Framework		 ★ 1.5k Python
18 awesome-llm-agents
A curated list of awesome LLM agents frameworks.		 ★ 1.5k Python
19 desktop
E2B Desktop Sandbox for LLMs. E2B Sandbox with desktop graphical environment that you can connect to		 ★ 1.4k Python
20 langtrace
Langtrace 🔍 is an open-source, Open Telemetry based end-to-end observability tool for LLM applicat		 ★ 1.2k TypeScript
21 tau2-bench
τ-Bench: A Benchmark for Tool-Agent-User Interaction in Real-World Domains		 ★ 1.1k Python
22 LLM-ToolMaker
 ★ 1.1k Jupyter Notebook
23 NyaProxy
NyaProxy acts like a smart, central manager for accessing various online services (APIs) – think AI 		★ 951 Python
24 LLM-Tool-Survey
This is the repository for the Tool Learning survey.		 ★ 481
25 vllm-cli
A command-line interface tool for serving LLM using vLLM.		 ★ 480 Python
26 redis-vl-python
Redis Vector Library (RedisVL) -- the AI-native Python client for Redis.		 ★ 399 Python
27 ToolNeuron
On-device AI for Android — LLM chat (GGUF/llama.cpp), vision models (VLM), image generation (Stable 		★ 393 Kotlin
28 chatgpt-subtitle-translator
Efficient translation tool based on ChatGPT or any OpenAI compatible LLM chat completion API		 ★ 378 JavaScript
29 toolkit.dev
Get paid to build LLM tools		 ★ 356 TypeScript
30 OpenRCA
[ICLR'25] OpenRCA: Can Large Language Models Locate the Root Cause of Software Failures?		 ★ 318 Python
31 llms-tools
A list of LLMs Tools & Projects		 ★ 309
32 openai-function-calling-tools
🛠 openai function calling tools for JS/TS		 ★ 307 TypeScript
33 SecGPT
A Test Project for a Network Security-oriented LLM Tool Emulating AutoGPT		 ★ 287 Python
34 claude-code-trace
Claude Code session log viewer for JSONL files in ~/.claude/projects. Browse conversations, tool cal		 ★ 271 Rust
35 gpt_server
gpt_server是一个用于生产级部署LLMs、Embedding、Reranker、ASR、TTS、文生图、图片编辑和文生视频的开源框架。		 ★ 253 Python
36 codinit-dev
Local-First Open Source web & mobile AI app builder — install on MacOS, Windows & Linux		 ★ 235 TypeScript
37 input0
Input0 — A macOS voice input tool: hold a hotkey to record, release to transcribe locally via STT, r		 ★ 207 Rust
38 cai
User friendly CLI tool for AI tasks. Stop thinking about LLMs and prompts, start getting results!		 ★ 198 Rust
39 Eridanus
基于 OneBot 协议的多功能bot兼开发框架。以llm function calling为核心构建了更智能的功能调用机制。		 ★ 187 Python
40 aitools_client
Seth's AI Tools: A Unity based front end that uses ComfyUI and LLMs to create stories, images, movie		 ★ 182 C#
41 LLM-Tools
Open-source calculator for LLM system requirements.		 ★ 175 Python
42 toolbench
ToolBench, an evaluation suite for LLM tool manipulation capabilities.		 ★ 172 Python
43 chatlab
⚡️🧪 Fast LLM Tool Calling Experimentation, big and smol		 ★ 159 Jupyter Notebook
44 OSA
Tool that just makes your open source project better using LLM agents		 ★ 140 Python
45 tokuin
CLI tool – estimates LLM tokens/costs and runs provider-aware load tests for OpenAI, Anthropic, Open		 ★ 138 Rust
46 MLLM-Tool
MLLM-Tool: A Multimodal Large Language Model For Tool Agent Learning		 ★ 138 Python
47 llm_intents
Exposes internet search tools for use by LLM-backed Assist in Home Assistant		 ★ 136 Python
48 open-creator
An open-source LLM tool for extracting repeatable tasks from your conversations, and saving them int		 ★ 129 Python
49 bpmn-assistant
LLM-powered assistant for creating, editing, and interpreting business process diagrams		 ★ 124 Python
50 lm-proxy
OpenAI-compatible HTTP LLM proxy / gateway for multi-provider inference (Google, Anthropic, OpenAI, 		★ 117 Python
51 cursive
✦ The intuitive LLM framework		 ★ 114 TypeScript
52 dexter
LLM tools used in production at Dexa		 ★ 107 TypeScript
53 pith
Pith is the hook that makes Claude Code sessions last 3x longer.		 ★ 96 Python
54 OpenWebui-Tools
Custom tools to enhance your Open-Webui Experience! 🚀		 ★ 95 Python
55 llm-manpage-tool
Inject relevant documentation into your prompts: 98% savings.		 ★ 95 Python
56 Eval
High-performance LLM evaluation framework with parallel API calls — up to 17× faster than sequential		 ★ 94 Python
57 llm-tools-nmap
 ★ 93 Python
58 llm-rl-environments-lil-course
🌱 A little course on Reinforcement Learning Environments for evaluating and training Language Model		 ★ 87 Python
59 comfyui-llm-toolkit
 ★ 86 Python
60 Awesome-Multi-Token-Prediction
A curated list of papers, tools, and resources on Multi-Token Prediction (MTP) and related technique		 ★ 84
61 llm-tool-collection
Curated collection of tools for agentic LLMs in Emacs		 ★ 83 Emacs Lisp
62 llm-tools-kiwix
Turn any Kiwix ZIM archive (offline Wikipedia, Stack Exchange, DevDocs, etc.) into an instant knowle		 ★ 77 Python
63 llm_context_benchmarks
📊 LLM Context Benchmarks - A comprehensive benchmarking tool for testing LLMs with varying context 		★ 63 Python
64 LLM_trader
LLM-powered Crypto Trading Framework with Vision AI chart analysis, real-time Neural Engine, and a l		 ★ 62 Python
65 awesome-pydantic-ai
An opinionated list of awesome Pydantic-AI frameworks, libraries, software and resources.		 ★ 58
66 garycli
The Spear Carrier. AI-native CLI agent for STM32 embedded development and automated debugging. (Gary		 ★ 56 Python
67 ue-llm-toolkit
A set of tools allowing LLMs to see inside Unreal Engine 5 projects.		 ★ 50 C++
68 WakenLLM-toolkit
toolkit for WakenLLM framework		 ★ 47 Python
69 lx
CLI tool for bundling project files as LLM context.		 ★ 47 Go
70 AddOn
Home Assistant Community Cloud with secure, private, and free remote access, webrtc streaming, ChatG		 ★ 43 Python
71 excessibility
Accessibility snapshot testing for Phoenix LiveView - capture HTML during tests, run Pa11y for WCAG 		★ 40 Elixir
72 optipfair
Structured pruning and bias visualization for Large Language Models. Tools for LLM optimization and 		★ 39 Python
73 awesome-elixir-llm-genai
A list of LLM and GenAI Elixir Resources/Tools		 ★ 37
74 better-sidebar-for-google-gemini-and-ai-studio
Enhance your Google AI Studio experience with a better sidebar, folders, tags, prompt manager, and f		 ★ 35 TypeScript
75 LLM-PromptEngineering-Agents
ChatGPT, related application + prompt engineering list		 ★ 35
76 llm-toolkit
A collection of rules that MAY be useful for your LLM projects		 ★ 30
77 git-repo-parser
A tool to scrape all files from a GitHub repository and turn it into a JSON or TXT file, Useful for 		★ 29 TypeScript
78 loquix
A framework-agnostic UI kit of production-ready components for building AI and LLM chat interfaces.		 ★ 29 TypeScript
79 discharge-documentation-generator
Tool for writing a draft version of a clinical discharge letter using a LLM		 ★ 27 Python
80 pyrlm-runtime
Minimal runtime for Recursive Language Models (RLMs) inspired by the MIT CSAIL paper "Recursive Lang		 ★ 26 Python
81 awesome-data-quality
A comprehensive collection of data quality resources, tools, papers, and projects across various dat		 ★ 26
82 langdag
High-performance tool for managing LLM conversations and workflows as DAGs.		 ★ 25 Go
83 vox
Your privacy-first voice-to-text tool; Local Whisper transcription with optional LLM enhancement so 		★ 24 TypeScript
84 langdag
High-performance tool for managing LLM conversations and workflows as DAGs.		 ★ 24 Go
85 Compiler
A tool that compiles messy natural language prompts into a structured intermediate representation (I		 ★ 23 Python
86 docs
Documentation for Arcade AI		 ★ 23 TypeScript
87 voice-satellite-card-llm-tools
LLM tools for Home Assistant that extends Voice Satellite with weather, financial, image and video s		 ★ 23 Python
88 ctx3
Context Tree is a code analysis cli tool written in Go that helps you and LLMs to understand a codeb		 ★ 22 Go
89 acorn.js
Turn GraphQL APIs into LLM Tools		 ★ 21 TypeScript
90 zipstream-ai
A lightweight Python tool to query compressed datasets with LLMs		 ★ 21 Python
91 LLM-Agent-Paper-daily
Automatically Update LLM-Agent Papers Daily using Github Actions (Update Every 12th hours)		 ★ 20 Python
92 Ai-Systems-New
On-device AI SDK powering ToolNeuron — LLM chat & tool calling (llama.cpp), Stable Diffusion image g		 ★ 20 C++
93 aparture
An LLM-powered tool to help sift through the arxiv		 ★ 18 JavaScript
94 SynapseKit
Minimal, async-first Python framework for production LLM apps- 2 hard deps, no magic, no SaaS.		 ★ 18 Python
95 ChessHarness
Inspired by GothamChess's AI chess videos - this is an LLM harness for chess. Fixes the real problem		 ★ 17 Python
96 OpenAI_Function_Toolkit_And_Library
The OpenAI Function Calling Toolkit is a powerful tool that simplifies and organizes the process of 		★ 16 JavaScript
97 llm-registry
A centralized registry for discovering and managing LLM model capabilities. Track model features, co		 ★ 16 Python
98 mnesis
A Python library that solves context window degradation in long-running LLM agents by moving memory 		★ 16 Python
99 omni
Universal Elixir client for LLM APIs. Streaming text generation, tool use, and structured output.		 ★ 14 Elixir
100 AISysRev
LLM-based Tool for Title-abstract Screening		 ★ 14 Python
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