Elessar is an engineering visibility AI assistant and platform that automatically generates documentation and reports using LLMs. It integrates with codebases, communication tools, and documentation platforms to keep teams in sync. Key features include AI-generated pull request changelogs, automatic Notion documentation and weekly reports, a Slack bot for temporary PR channels with two-way sync and AI summaries, a VS Code extension for doc search and changelogs, integrated issue tracking with Linear, and personalized daily email digests. Elessar is designed for engineering teams to reduce manual documentation, improve development visibility, and streamline collaboration.