
Glasp for Firefox
Highlight and summarize any page, PDF, or video in Firefox
About Glasp for Firefox
Glasp for Firefox extends the popular web highlighting and summarization capabilities to Firefox users, allowing for seamless annotation across web pages, PDFs, and YouTube transcripts. Users can highlight in four different colors, add notes and tags, and generate AI-powered summaries using ChatGPT, Claude, or Gemini. All highlights and notes are stored in a centralized, searchable library that can be easily exported to productivity tools like Notion, Obsidian, or Markdown files. The cross-platform functionality ensures highlights follow users across browsers and mobile apps, making it ideal for students, researchers, content creators, and knowledge workers seeking a streamlined way to organize and review digital content. Its integration with multiple AI summarization models and export options makes it stand out as a versatile productivity enhancer, especially for those who manage large volumes of online information.
Screenshots




Pros
- ✓Cross-browser support with Firefox extension availability
- ✓AI-powered summaries from multiple models (ChatGPT, Claude, Gemini)
- ✓Customizable highlighting with four color options and tagging
- ✓Centralized, searchable library for all highlights and notes
- ✓Easy export to Notion, Obsidian, or Markdown
Cons
- ✗Limited information on free tier features and limitations
- ✗Potential learning curve for new users unfamiliar with AI summarization
- ✗No clear details on pricing structure or premium plans
Use Cases
Pricing
Likely follows a freemium model with a free tier offering basic highlighting and annotation features, and paid plans providing advanced AI summarization and export options. Exact pricing details are not specified but are typical for browser extension tools with AI integrations.
Quick Info
Topics
Makers
Kazuki Nakayasiki
@kazuki_sf_Alternatives
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