PulsarChat
PulsarChat is an enhanced ChatGPT platform offering extra features like plugins, file chat, prompt libraries, and system prompts. Users can unlock advanced features with an API key, without subscription fees. PulsarChat supports over 250 plugins, including a Google plugin, allowing users to bypass ChatGPT's knowledge cutoff. The platform also offers 150+ AI characters and 19 themes, enabling users to customize the interface and conversation experience. PulsarChat is free to use, but some advanced features require a license purchase.