Prompt Engineering Tools
Utilities and skills that write, fix, or optimize prompts for LLMs, coding agents, and image/video generators.
76 projects
See methodology for ranking rules; order uses public GitHub metrics within this scenario.
| Rank | Project | Stars | Forks | Updated | License |
|---|---|---|---|---|---|
| 1 |
awesome-nano-banana-pro-prompts
🍌 World's largest Nano Banana Pro prompt library — 10,000+ curated prompts with preview images, 16 languages. Google Gemini AI image generation. Free & open source. |
13.3K | 1.4K | 08/29/26 | Other |
| 2 |
prompt-master
A Claude skill that writes the accurate prompts for any AI tool. Zero tokens or credits wasted. Full context and memory retention |
12.0K | 1.4K | 08/24/26 | MIT |
| 3 |
chatgpt_system_prompt
A collection of GPT system prompts and various prompt injection/leaking knowledge. |
10.7K | 1.5K | 08/14/26 | MIT |
| 4 |
awesome-nanobanana-pro
🚀 An awesome list of curated Nano Banana pro prompts and examples. Your go-to resource for mastering prompt engineering and exploring the creative potential of the Nano banana pro(Nano banana 2) AI image model. |
10.3K | 867 | 08/29/26 | MIT |
| 5 |
awesome-gpt-image-2
🚀 World's largest GPT Image 2 prompt library, updated daily — 2000+ curated prompts with preview images, 16 languages. OpenAI's next-gen image model with pixel-perfect text rendering, cross-image consistency, and commercial-grade illustration. Free & open source. |
9.6K | 867 | 08/29/26 | Other |
| 6 |
academic-research-skills-codex
Codex-native Academic Research Skills suite for human-in-the-loop academic research workflows |
9.5K | 439 | 08/24/26 | Other |
| 7 |
BlackFriday-GPTs-Prompts
List of free GPTs that doesn't require plus subscription |
9.7K | 1.4K | 03/18/26 | MIT |
| 8 |
awesome-prompts
Curated list of chatgpt prompts from the top-rated GPTs in the GPTs Store. Prompt Engineering, prompt attack & prompt protect. Advanced Prompt Engineering papers. |
8.8K | 852 | 08/27/26 | GPL-3.0 |
| 9 |
ChatGPT-Shortcut
Stop writing prompts from scratch — a searchable prompt library for ChatGPT, Claude, Gemini and Cursor · Русский 한국어 العربية हिन्दी ไทย ｜ 别再从头写提示词：现成的拿来就用，好用的收进自己的库 |
8.7K | 950 | 08/29/26 | MIT |
| 10 |
code2prompt
A CLI tool to convert your codebase into a single LLM prompt with source tree, prompt templating, and token counting. |
7.6K | 437 | 06/29/26 | MIT |
| 11 |
Prompt_Engineering
22 prompt engineering techniques with hands-on Jupyter Notebook tutorials, from fundamental concepts to advanced strategies for leveraging LLMs. |
7.8K | 1.0K | 08/28/26 | Other |
| 12 |
ai-dev-tasks
A simple task management system for managing AI dev agents |
7.8K | 1.7K | 11/05/25 | Apache-2.0 |
| 13 |
Awesome-Prompt-Engineering
This repository contains a hand-curated resources for Prompt Engineering with a focus on Generative Pre-trained Transformer (GPT), ChatGPT, PaLM etc |
6.3K | 759 | 08/29/26 | Apache-2.0 |
| 14 |
dsh-routing-suite
dsh-routing-suite — injector + router-standard kit: install the runtime injector first, then the task-aware reasoning-mode router preset (measured P1-P23). |
6.9K | 141 | 08/28/26 | MIT |
| 15 |
gpt-5.6-instruct
A Codex jailbreak prompt and test pack for gpt-5.6-sol. 针对 gpt-5. |
6.8K | 888 | 08/06/26 | MIT |
| 16 |
LLMLingua
[EMNLP'23, ACL'24] To speed up LLMs' inference and enhance LLM's perceive of key information, compress the prompt and KV-Cache, which achieves up to 20x compression with minimal performance loss. |
6.6K | 419 | 04/08/26 | MIT |
| 17 |
wonderful-prompts
🔥中文 prompt 精选🔥，ChatGPT 使用指南，提升 ChatGPT 可玩性和可用性！🚀 |
6.3K | 536 | 08/25/26 | MIT |
| 18 |
SuperPrompt
SuperPrompt is an attempt to engineer prompts that might help us understand AI agents. |
6.4K | 574 | 04/26/26 | Other |
| 19 |
openplayground
An LLM playground you can run on your laptop |
6.4K | 483 | 02/06/26 | MIT |
| 20 |
rivet
The open-source visual AI programming environment and TypeScript library |
4.7K | 388 | 08/26/26 | MIT |