Show HN: ChatGPT and Claude export viewer that runs locally in the browser

Vinaa released a free, private web tool that lets users browse ChatGPT and Claude export ZIP files locally in the browser, with no data leaving the device. The tool supports reading conversations, searching history, and opening attachments, and it clears all data when the tab is closed. Vinaa also offers a Mac app for users who want to organize and continue their AI chats locally.

Vinaa / Free, private chat browser Browse your ChatGPT or Claude export. Read every conversation, search your history, and open included attachments. Your archive never leaves your device. Works with official ChatGPT and Claude export ZIP files. Need more than a reader? Explore Vinaa for Mac. / - Private Never leaves your device. - Temporary Clears when you close it. - No setup Open your export and start browsing. How it works. What Vinaa adds. how-it-works No conversations found. Choose a conversation to read. How it works Open your export in three steps. - 1 Export Download your data from ChatGPT or Claude. - 2 Open Choose the ZIP on this page. - 3 Browse Read, search, and open included attachments. Need more than a reader? Turn your chat history into a workspace. Import into Vinaa for Mac. Keep your history locally, organize it, and continue any chat. This browser - Open one export - Browse, search, and open attachments - Clears when you close the tab Vinaa for Mac - Keep all your AI chats together - Organize them into projects and folders - Continue with cloud or local AI - Optionally sync through your private iCloud account This page does not send the archive to Vinaa. The browser is temporary and local. Vinaa stores imported chats locally, with optional sync through your private iCloud account. Import the ZIP again in the Mac app.