21 writing rules for AI coding and writing agents. Drop-in for Claude Code, Codex, Copilot, Cursor, and Aider, so their output reads like a tech pro.

Stop your AI from writing like AI. A universal system prompt eliminating every known LLM style tell — works with Claude Code, Gemini CLI, Codex CLI, Copilot, Cursor, and any web AI.

The Definitive Guide to LLM Writing Styles

Improve AI text to sound natural, clear, and human-like by reducing stiffness and enhancing specificity for multiple AI writing tools.

A Claude Code skill that extracts your writing persona from real messages, measures its accuracy, and writes in your voice.

A Claude Code skill for editing AI-generated content to match your voice profile

AI-powered text style disguise tool. Transform your writing style instantly with customizable templates, browse community disguises, and maintain your personal style library.

A prose projecting Japanese aesthetics and cultural values to English, exemplifying elegance through mastery, precise application of violence, and moral judgment delivered with detached serenity.

A rust based tool to learn how a user writes then use that model as a skill for claude code

Personal voice synthesis system — learns your authentic writing style and reproduces it consistently across career, dev, research, and personal contexts with continuous learning

Claude Code skill: transform any text into Douglas Adams' style, calibrated against 528,808 words

A logical, internally consistent system for English apostrophe use (Rational Apostrophe)

An open-source, rule-based system for humanizing text using open datasets and deterministic transformations.

Analyze your writing samples and generate AI style prompts that capture your unique voice, tone, and patterns. Works with local files or Google Drive.

A Claude Code skill for creating portable voice profiles from writing samples

基於個人寫作風格的 AI 科技評論文章生成器 - 用 AI 寫出你自己的聲音