Developer Builds Telegram Bot to Manage Group Topics with Moderation Tools

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A Java developer has built a Telegram bot called TopicControllerBot to help administrators manage topics within Telegram groups, a feature introduced by the platform in 2022. The bot was built using TypeScript and the Grammy framework, with free-tier services Supabase and Vercel handling the backend infrastructure. Key features include a 'single message' mode that automatically deletes duplicate posts in a topic, useful for announcement channels, and a lock option that restricts writing in a topic to group admins only. The developer relied on AI assistance during the build process due to limited experience with TypeScript. A demo website and screenshot channel are available, and the creator is seeking feedback and advice on how to promote the tool.

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