Hacker News Companion

Get the gist of lengthy Hacker News discussions with AI summaries tuned to HN semantics. Navigate seamlessly with Vim keybindings.

AI-Powered Summaries - Summaries are tailored to understand HN thread hierarchy, conversation flow and rankings - Resizable panel highlights key debates, contrasting viewpoints and notable side discussions - Multiple AI providers: Anthropic, OpenAI, Google AI, OpenRouter, or local Ollama - Cached summaries available for homepage stories - Copy summary to clipboard - Run locally with Ollama for complete privacy Vim-Style Keyboard Navigation - Navigate comment trees: parent/child (h/l), siblings (j/k) - Jump between comments by the same author ([ and ]) - Collapse/expand threads (c), jump to first comment (gg), undo navigation (u) - On the home page: sort stories (s), move between posts (j/k), open comments (c), open articles (o) - Press '?' anytime to view all shortcuts Follow the Conversation - Jump to specific comments from summary - Navigate to other comments by same author - Hover over usernames to preview author profile (karma, account info) Privacy-Focused & Open Source - No tracking or analytics - Runs only on Hacker News. No access to other tabs. - Fully open source (MIT Licensed) - GitHub: github.com/hncompanion/browser-extension Note: Not affiliated with Y Combinator or Hacker News.