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Dia Starts Folding Arc’s ‘Greatest Hits’ Into Its AI Browser

Founder Josh Miller says an AI‑native architecture will pair familiar tools with faster, more secure performance.

Overview

  • New updates bring sidebar mode, Focus Mode, vertical tabs, pinned tabs in grid view, and automatic Google Meet picture‑in‑picture to Dia.
  • Josh Miller confirmed Dia will incorporate Arc’s most‑liked features while keeping AI‑native capabilities such as Memory and agents.
  • The team is testing pinned tabs and exploring how Arc’s Spaces could migrate to Dia, with user feedback shaping the roadmap.
  • Following Atlassian’s $610 million acquisition, The Browser Company remains independent and is building deeper integrations with Jira and Linear.
  • Miller has said Arc was wound down and open‑sourced for being too complex, and reviving fan‑favorite features in Dia is a bid to win back those users.