pgvector

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.

An autonomous daily briefing that reads Spanish news from 18 outlets, clusters stories by topic, and compares how left, center, and right sources frame the same events.