Rules
5 rules available in the Gemini directory
Custom system instructions and configuration rules that shape how the AI behaves. Copy any rule directly into your setup to customize responses, tone, expertise, and output format.
Templates
60+ Gemini Gems System Prompt Templates
A comprehensive collection of 60+ copy-paste system prompt templates for Google Gemini Gems. Includes expert instructions for building writing assistants, research tools, coding helpers, customer support bots, and more.
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GPTPrompts.aiFramework
Gemini Custom Instructions Four Pillars Framework
Framework for creating effective Gemini Gems using four key dimensions: Persona (who the Gem pretends to be), Tone (formal/casual/technical), Expertise (domain knowledge), and Output Format (bullet points, tables, code).
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design.devPersonalization
Personalizing Google Gemini: Custom Gems, Memory & Instructions
Comprehensive guide to personalizing Gemini AI through custom Gems, memory features, and custom instructions. Covers creating specialized assistants for recurring tasks and workflows.
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Forward Future AIDesign
Gemini Gems Prompt Library for Content Design
System prompt templates for creating a library of Gemini Gems specifically for content design thinking. Includes templates for UX writing, content strategy, accessibility review, and design system documentation.
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Ben Davies RomanoCoding
Coding Assistant Gem with Gemini
Detailed guide on creating custom coding assistants using Gemini Gems by Steve Kinney. Covers setting up specialized coding Gems with language-specific expertise, debugging workflows, and code review processes.
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Steve Kinney