Google announced the addition of realtime quotes from Canada and Taiwan to Google Finance today.
"Here at Google, we get excited by bringing our users relevant information at blazing speeds. So, why would we want to make users wait 15 minutes to see what trades are being made?" writes engineer Mark Schmit on the Google Finance blog. "Instead, we’re continuing to expand our real-time coverage and are very pleased to announce the launch of two more real-time exchanges."
Those would be the Taiwan Stock Exchange (TPE) and the Canadian National Stock Exchange (CNSX). Here's the full list of exchanges Google Finance now proivdes info for. Many of them are realtime while others have different increments:
Google Finance also provides info for North America, Europe and Asia. Likewise for the following indexes:
Google says it will be looking to add more info at a later date, which from the "check back soon" wording used in the announcement, could be in the near term.