KnowBear v1.0.0 — Web App & MV3 Browser Extension

KnowBear v1.0.0

Multi-depth cognitive explanation engine across ELI5, ELI12, ELI15, and Meme modes — available on the web and inline on any webpage via the Manifest V3 browser extension.

Highlights

• Web Application (https://knowbear.sanjeevkumar.me):
  • Real-time SSE token streaming across 4 cognitive depth levels (ELI5, ELI12, ELI15, Meme).
  • Dual-provider routing: Groq (openai/gpt-oss-20b) for text generation and OpenRouter Vision for diagram/image explanations.
  • Shareable meme card export, concept comparison mode, and pinned topics.
• MV3 Browser Extension (knowbear-extension-v1.0.0.zip):
  • Inline Shadow DOM popover (ELI5 / ELI12 / ELI15 / Meme tabs, Simpler / Deeper stepper, Regenerate, and Open in KnowBear).
  • 4 entry points: selection pill, context menu (Explain with KnowBear on text & images), keyboard shortcut (Alt+K / Option+K), and toolbar popup.
  • Native PDF support (Ctrl/Cmd+C floating launcher pill + context menu).
  • Grounded page context (selected_text, surrounding_text, page_title, page_type) and multi-turn /api/followup thread.

Installing the Browser Extension

1. Download knowbear-extension-v1.0.0.zip below and unzip it.
2. Open chrome://extensions (or brave://extensions) and enable Developer mode.
3. Click Load unpacked and select the unzipped folder.