Firefox mentions the following ones:
"- Translations, which help you browse the web in your preferred language.
- Alt text in PDFs, which add accessibility descriptions to images in PDF pages.
- AI-enhanced tab grouping, which suggests related tabs and group names.
- Link previews, which show key points before you open a link.
- AI chatbot in the sidebar, which lets you use your chosen chatbot as you browse, including options like Anthropic Claude, ChatGPT, Microsoft Copilot, Google Gemini and Le Chat Mistral."
"- Translations, which help you browse the web in your preferred language.
- Alt text in PDFs, which add accessibility descriptions to images in PDF pages.
- AI-enhanced tab grouping, which suggests related tabs and group names.
- Link previews, which show key points before you open a link.
- AI chatbot in the sidebar, which lets you use your chosen chatbot as you browse, including options like Anthropic Claude, ChatGPT, Microsoft Copilot, Google Gemini and Le Chat Mistral."