There are several things you can do to prevent your chatroom from being dead:

Advertise your chatroom: Promote your chatroom on social media, forums, and other online communities. This will help bring in new people who may be interested in joining the conversation.

Encourage participation: Engage with your users and encourage them to participate in the conversation. You can do this by asking questions, starting new topics, and responding to messages in a timely manner.

Organize events: Plan regular events, such as game nights or movie screenings, to give your users something to look forward to and to help build a sense of community.

Build a community: Create a welcoming atmosphere and build a community around your chatroom. This can be done by setting clear rules and guidelines, and by fostering positive interactions between users.

Collaborate with other chatrooms: Collaborate with other chatrooms or online communities to bring in new users and to create a more diverse and dynamic conversation.

Remember that building a lively and active chatroom takes time and effort. By staying engaged with your users and providing value to your community, you can create a thriving chatroom that people will want to be a part of.