Writing AI Tools

Hillnote is a local-first writing workspace for notes, documents, databases, and plans, with AI features that run on-device and optional cloud models. It supports markdown files on disk, sync across devices, and direct use by agents through MCP and CLI access.

Local-first desktop app for AI document translation and side-by-side comparison, with support for multiple engines and cloud APIs.

SEOAgent is an SEO workflow tool for coding agents like Claude Code, Cursor, and Codex. It audits sites locally, suggests evidence-backed updates in the cloud, and syncs approved changes back into the repo.

ForthWrite is a Chrome extension for Gmail that learns a user’s email voice from sent messages and edits. This page explains its retrieval-and-feedback loop in detail, including pgvector-based RAG, edit-distance scoring, a phrasing miner, and the stack behind the product.

Warblize is an AI audiobook maker that turns EPUB, PDF, TXT, and DOCX files into narrated audiobooks. The page highlights chapter detection, automatic formatting cleanup, 47 languages, voice styles, and export-ready MP3s for publishing platforms.

An interactive guide and demo for prompt engineering that shows how analogies, examples, and format-matching can improve LLM outputs.

Piece is a mobile app that uses AI to help couples settle small everyday arguments by hearing both sides, weighing the claims, and delivering a verdict in a chosen tone.

Open-source social media skills for AI agents that generate platform-native posts, threads, carousels, replies, ad copy, and content calendars in a brand voice.

A long-form technical article on building ship-ready AI agents in Rails with the Anthropic Ruby SDK, covering tool design, agent loops, MCP servers, human approval, testing, and cost control.

A field study on AI coding agents showing that a large share of token spend comes from re-reading files, with data from 47 sessions and discussion of memory-layer fixes.

Free legal document generator for AI-powered products, focused on privacy policies and terms of service with AI-specific clauses like training data disclosure, provider naming, EU AI Act, GDPR, and CCPA.

A bilingual repository that guides an AI agent through a source-grounded academic writing workflow, from raw notes to a finished study, with human oversight and provenance tracking.

A detailed Quickchat AI tutorial for building a Telegram group bot that can announce, pin, mute, and ban using AI Actions and admin-only safeguards.

AI-native workspace for writers, bloggers, and lifelong learners. It combines source collection, an idea map, AI-assisted exploration, and a focused writing editor designed to support long-form thinking.

Extend AI turns a spoken or rough written idea into posts that match the user’s own voice across LinkedIn, X, Instagram, and more.

An interactive choose-your-own-adventure that explores 28 possible AI futures through branching questions and personalized vignettes.

An open-source Claude Code skill set for academic research, covering research, writing, review, revision, and finalization. It includes guided workflows, installation steps, and pipeline documentation for researchers using AI in a human-in-the-loop process.

AI assistant for chatting with PDFs, helping users edit, fill, and understand forms step by step. The demo page shows a loaded IRS W-9 and supports guided form-filling workflows.

Chrome extension that uses Gemini Nano via Chrome’s Prompt API to rewrite comments and posts live in a chosen tone, fully on-device with no API keys or backend.

An AI email assistant that lets people send a question or long email to [email protected] and get back a summary, answer, actions, dates, or draft response by email, with no signup and a free tier.

A font project and keyboard firmware concept that turns typed text into a noise-like character stream while rendering readable output only through the font itself.

AI-powered book recommendation site that suggests nonfiction and other meaningful reads based on what you want to learn or match your vibe.

A repository for a companion ebook that matches the wording of an ElevenLabs Michael Caine narration of The Odyssey, using Greek names to align the text with the audiobook.

A technical blog post about using devcontainer + Nix + Docker, plus small helper tools, to keep one reproducible dev environment working for humans, CI, and AI agents.