Navid MoazzezNavid Moazzez

6 best prompt engineering GitHub repos to use

Prompt libraries, evaluation harnesses, and the collections of system prompts people reverse-engineered. Useful whether or not you write the prompts yourself.

Navid Moazzezby Navid Moazzez·Updated Sept 30, 2026·4 min read

This is a list of the best prompt engineering GitHub repos.

In fact, it has 6 of them, with Navid's picks first.

So if you want prompt engineering GitHub repos worth your time, you'll love this list.

Prompt libraries, evaluation harnesses, and the collections of system prompts people reverse-engineered. Useful whether or not you write the prompts yourself.

Here's what's inside:

Each one comes with what it covers and who it's for.

What are the best prompt engineering GitHub repos?

Here's the list at a glance.

Owner
microsoft
Stars
★ 120k
Owner
JuliusBrussee
Stars
★ 108k
Owner
blader
Stars
★ 53k
Owner
Imbad0202
Stars
★ 50k
Owner
AI4Finance-Foundation
Stars
★ 8.1k
Owner
KhazP
Stars
★ 3.1k

Top 6 prompt engineering GitHub repos

1. Generative Ai For Beginners by microsoft

This repository includes 50+ language translations which significantly increases the download size. To clone without translations, use sparse checkout:

This gives you everything you need to complete the course with a much faster download.

Learn the fundamentals of building Generative AI applications with our 21-lesson comprehensive course by Microsoft Cloud Advocates.

Stars: 120k

Language: Jupyter Notebook

License: MIT

View Generative Ai For Beginners on GitHub · More about Generative Ai For Beginners

2. Caveman by JuliusBrussee

Original skill made agents say less. Caveman 2 makes them read less too. 33.2% fewer provider-reported input tokens in a pinned Claude Code benchmark. benchmarkcounterfactual Keep your agent. Brain big. Context small.

Caveman is three separate installs. Each works alone. Not sure? Start with the skill, it needs no account, proxy, Go toolchain, or code changes.

Shorter answers, the skill (MIT). The caveman skill + slash commands in every supported agent found on your machine. Nothing else.

Stars: 108k

Language: Go

License: Other

Install:

bash npm install -g @caveman-ai/cli && caveman setup --install 

View Caveman on GitHub · More about Caveman

3. Humanizer by blader

A portable agent skill that removes signs of AI-generated writing from text, making it sound more natural and human. It is plain Markdown, so it can run in any harness that supports skill-style instructions.

Omit --global for a project-local install that can be committed and shared with collaborators. Start a new agent session or reload skills after installation.

Any agent harness can use the skill directly because the runtime artifact is SKILL.md. Install it wherever your harness expects skill directories, or copy SKILL.md into an existing skill folder.

Stars: 53k

Language: Python

License: MIT

Install:

bash npx skills add blader/humanizer --global 

View Humanizer on GitHub · More about Humanizer

4. Academic Research Skills by Imbad0202

A comprehensive suite of Claude Code skills for academic research, covering the full pipeline from research to publication.

Install in 30 seconds (Claude Code CLI / VS Code / JetBrains, v3.7.0+):

Then try /ars-plan to walk through your paper structure via Socratic dialogue, or jump to Quick install for prerequisites and the traditional symlink flow.

Stars: 50k

Language: Python

License: Other

View Academic Research Skills on GitHub · More about Academic Research Skills

5. Finrobot by AI4Finance-Foundation

FinRobot is an AI Agent platform tailored for financial applications, surpassing FinGPT's single-model approach. It unifies multiple AI technologies, including LLMs, reinforcement learning, and quantitative analytics, to power investment research automation, algorithmic trading strategies, and risk assessment, delivering a full-stack intelligent solution for the financial industry.

Concept of AI Agent: an AI Agent is an intelligent entity that uses large language models as its brain to perceive its environment, make decisions, and execute actions. Unlike traditional artificial intelligence, AI Agents possess the ability to independently think and utilize tools to progressively achieve given objectives.

We are excited to announce the first public release of FinRobot Desktop v0.1.0, a native desktop equity research cockpit powered by a production-grade multi-agent architecture.

Stars: 8.1k

Language: Jupyter Notebook

License: Apache-2.0

Install:

bash git clone https://github.com/AI4Finance-Foundation/FinRobot.git

View Finrobot on GitHub · More about Finrobot

6. Vibe Coding Prompt Template by KhazP

Turn an idea into an MVP with structured prompts, agent docs, and AI-assisted coding workflows.

Used on projects like vibeworkflow.app, moneyvisualiser.com, caglacabaoglu.com, and RealDex App.

This repo documents the workflow behind a handful of shipped projects. The goal is simple: do the thinking upfront, hand clean context to your tools, and keep the build phase moving.

Stars: 3.1k

Language: TypeScript

License: MIT

View Vibe Coding Prompt Template on GitHub · More about Vibe Coding Prompt Template

Final thoughts on prompt engineering GitHub repos

The best prompt engineering repo is the one you come back to. Pick 2 or 3 from this list, give them a month, and keep the ones you look forward to.

Navid Moazzez

AI business strategist & AI OS builder

Navid Moazzez helps creators and founders master AI and build their own AI Operating System (AI OS) to automate their business and life.

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