What is the OpendTect Users Google Group?
The OpendTect Users Google Group is for discussions and sharing information interesting for OpendTect users. This can be in the form of questions, remarks, tips, tricks, ideas, and more.
What happened to the OpendTect Users Mailing List?
The OpendTect Users Google Group is the new Users Mailing List. The old Users Mailing List has been disbanded. The archives however can still be browsed here.
How can I post to the OpendTect Users Google Group?
To post on this group you have to be a member. If you are a member then there a two ways you can post to the group:
- Go to the OpendTect Users Google Group, log in with your Google account and click on button "new topic"
- Send an email to
This email address is being protected from spambots. You need JavaScript enabled to view it. (a Google account is not necessary).
I have posted to the OpendTect Users Google Group, but I do not see my post on the Google Group nor have I received an email from the Google Group.
The Google Group is (mildly) moderated, to keep off not only spam, but also messages that ask for simple support. Simple support questions should be directed to
What can I post on the OpendTect Users Google group?
Things about OpendTect that are interesting for more people than only you or your company. There are basically three things you can post:
- Tips & tricks
- Questions
- Announcements
How can I become a member of the OpendTect Users Google group?
There a two ways you can become a member of this group:
- Go to OpendTect Users Google Group, log in with your Google account and click on button "join this group"
- Send an email to
This email address is being protected from spambots. You need JavaScript enabled to view it. (a Google account is not necessary).
What are the exact steps I need to take to become member of the OpendTect Users Google Group?
Follow the steps below:
- When you send an email to
This email address is being protected from spambots. You need JavaScript enabled to view it. you will receive an email fromThis email address is being protected from spambots. You need JavaScript enabled to view it. that starts with subject: "Join request for users". This email might initially end up in your junk or spam folder - Open the email and click on the button "Join This Group"
- In a new browser window you will see the "subscribe to group users" form
- Fill in your email address and the two captcha words
- Then click the subscribe button
- You should receive a confirmation email in your inbox from
This email address is being protected from spambots. You need JavaScript enabled to view it. with the subject "confirm your subscription". This email might initially end up in your junk or spam folder - Click the "Join This Group" button
- In a new browser window you will see a message that tells you that you have successfully subscribed to the OpendTect Users Google Group.
I do not get any emails from OpendTect Users Google Groups when I try to become a member or post
There is a chance that some of the OpendTect Users Google Groups emails initially end up in your Junk or Spam folder of your email client. Please take a look in that folder and tell your client that it's a known sender and/or a safe message.
How can I be unsubscribed from the OpendTect Users Google group?
You can unsubscribe by sending an email to