Universal Sidebar by mrweb

Universal Sidebar is a Firefox extension that allows users to open websites in a sidebar for quick and easy access. With this extension, users can conveniently view their favorite websites, tools, and services alongside their main browsing window, enhancing productivity and multitasking capabilities. The sidebar can be customized with multiple URLs, and users can add new URLs through a simple options interface. Additionally, the extension ensures user privacy by not collecting or storing any personal data.

Universal Sidebar is particularly handy for adding AI tools and social networks.
Examples include:
- ChatGPT
- Perplexity AI
- Duckduckgo AI Chat
- HuggingChat
- Claude AI
- Groq
- Mistral AI
- Poe
- X (Twitter)

Key Features:
- Open websites in a sidebar for quick and easy access.
- Customize the sidebar with multiple URLs.
- Enhances productivity and multitasking capabilities.