Threadmark: ChatGPT Bookmarks & Highlights

Stop scrolling through long ChatGPT conversations. Threadmark lets you save the exact parts of a ChatGPT answer you want to keep, tag them, search them later, and jump back to the original passage when you need it again. Key features Precision bookmarking Highlight text in ChatGPT and save the snippet directly from the selection toolbar. Tags for recall Add tags while saving so useful prompts, code snippets, explanations, and research notes stay organized. Searchable side panel Browse bookmarks for the current chat or your full library. Search by saved text, chat title, or tag. Return to the exact passage Open a bookmark and Threadmark reopens the chat, scrolls to the saved snippet, and highlights it again. Private and local-first Threadmark stores bookmarks locally in your browser. Your saved snippets are not sent to an external service. Built for developers, researchers, learners, and ChatGPT power users who want their best AI answers to stay findable.