Tunnelblick, formerly known as OpenVPN-GUI, is a simple graphical user interface for the great VPN software OpenVPN 2.0 or later. It is written in Cocoa and comes in a ready to use distribution with all necessary binaries and drivers. Versions of OpenVPN older than 2.0 are not supported, because they lack the management interface used by Tunnelblick. Please send feedback and suggestions to info@tunnelblick.net.
What's New
Version 3.2.3:
Fixes a security vulnerability in OpenSSL by updating to OpenSSL version 1.0.0g. See http://www.openssl.org/news/secadv_20120118.txt for details.
Fixes a bug that sometimes caused repeated restarts of a connection when the search domain changed after the connection was established.
"Deployed" versions that update from the Tunnelblick website always update to unsigned versions to avoid problems with the OS X Keychain.
Fixes some French localization.
At launch, if Tunnelblick is updating from the official Tunnelblick site and has an invalid digital signature (for example, the program is a Deployed version or has been modified in some other way by the user), an update to an unsigned version of Tunnelblick will be offered immediately -- even if the user has turned off automatic updates -- unless the "updateCheckAutomatically" preference is being forced to false or the user is not an administrator and the "onlyAdminCanUpdate' preference is false or not present.
Version 3.2.3:
Fixes a security vulnerability in OpenSSL by updating to OpenSSL version 1.0.0g. See http://www.openssl.org/news/secadv_20120118.txt for details.
Fixes a bug that sometimes caused repeated restarts of a connection when the search domain changed after the connection was established.
"Deployed" versions that update from the Tunnelblick website always update to unsigned versions more...
Viscosity disconnects very often on my Mac. I don't know why. I thought it was a problem with my VPN provider, but when I tried Tunnelblick, it worked perfectly.
Hmm... The "Details" window should show you what is going on with your vpn connection at all times. If it stops, the reason is probably stated in the details log which you can see in real time through viscosity. Because viscosity is not crashing I doubt the answer would be found in logs... I would check through viscosity and see what it is disconnecting and then contact the developers if you still can't figure it out. You don't give too many details to work with, anyways, if tunnelblick does it for you then good. However, I still find viscosity to be much more intuitive, powerful, and stable.
This is good software and a generally solid choice. Viscosity is a cut above, however, and worth it for me. More reliable connects, holds the connection where tunnelblick disconnects, and is easier to use for those not tech savvy.
I have evaluated Viscosity for 30 days and after the trial has expired I decided to give tunnelblick a shot, however, I think I'm going to pay for Viscosity for the following reasons.
Keep in mind that I'm using a MBP i7 with a fresh install.
1. I had multiple disconnects for no reason what so ever, something I never experienced with Viscosity.
2. Every time I get disconnected I have to quit and restart tunnelblick for it to work again.
3. For some odd reason, every now and then, it leaves an openvpn process running in the background and tunnelblick gives me a message that it cannot recognize an openvpn process that is running and unless I terminate the process manually I cannot access the vpn server although tunnelblick shows that I'm connected.
It is good for what it is but for mission critical vpn access you should really consider something else.
I've been using this excellent software for a while to connect to office server running openvpn on windows server 2003 without any problems.
If using an opensource solution, I prefer to use freewares on both client and server ends. Other clients on osx are good as well, but I don't think it's a good idea to charge customers for enhanced features of a free solution.
No, the comments below were fair. After Viscosity changed from free to paid software, I actually returned to Tunnelblick for a while, used it for a few more months with an open mind, but yet again it let me down, while Viscosity fixed problems faster. And Viscosity is easily AppleScriptable, which was important to me. So I ended up actually paying for Viscosity and am happy with that. I have respect for the Tunnelblick project, but for my needs, paying for Viscosity was worth it. It is not the only instance in my life where paid software turned out to be worth it over free software in terms of the real costs and benefits.
This post is not about pushing Viscosity, but about saying that the reservations expressed about Tunnelblick by multiple users are VALID.
Works flawlessly and reliably for me for more than a year, using Witopia VPN. Brilliant app, good work.
Upgrade Maniacs on Leopard may have lots of issues with many other softwares as well, so it is not fair hammer each one developer for compatibility issues.
A day too late. I put up with Tunnelblick for months and just yesterday I switched to the new Viscosity, and I am amazed how much nicer and more stable it is.
As with others, I am experiencing constant unexpected quits of Tunnelblick. So much so that the application is extremely frustrating to use. Unfortunately, I am using Witopia, and Witopia packages their paid VPN service with Tunnelblick. Accordingly, I have no other choice than to endure the constant instability of Tunnelblick.
Buzzard, there are some alternative options that you could try. For one, WiTopia now offer a free PPTP connection with every personlVPN subscription (http://witopia.net/pptpmore.html). PPTP works fine with OS X's built-in VPN-connector.
Additionally, you could try Shimo (shareware, http://www.macupdate.com/info.php/id/22929/shimo) which has proven to be an excellent VPN client and works great with OpenVPN (same VPN-technology used by Tunnelblick) as well as PPTP. Simply import your WiTopia profile (located at ~/Library/openvpn/openvpn.conf) and Shimo will automatically add the necessary keys and certificates (provided you have already installed WiTopia's Tunnelblick package).
There also is another OpenVPN client for Mac called Viscosity (freeware, http://www.macupdate.com/info.php/id/27875/viscosity). But I haven't tried this one yet since I use Shimo. Therefore, I can't tell you whether it works well with WiTopia. Since it's free you might want to try it first though. Judging from it's MacUpdate comments it also does a fine job of importing Tunnelblick profiles.
BTW, I'm not associated with any of these products, just a satisfied customer of both WiTopia and Shimo.
Urgent help needed please. I live in a country where the internet is partially restricted, so a patchy connection can cause me some VERY unpleasant problems.
I use tunnelblick with a paid VPN service and so far it has worked perfectly but the other day I noticed that my ip was exposed at some point because the connection dropped! How can I prevent the connection from dropping? Alternatively how can I make certain apps like Transmission, Sparrow or Chrome forcequit or refuse to work if I am not connected?
Tunnelblick unexpectedly quits for me sometimes. This seems to happen when changing network connections, but not always. (I'm semi-frequently switching between my Airport and an EV-DO card.) When it happens, it leaves behind a stray openvpn process that I have to manually kill before I can establish another VPN connection. Tunnelblick will actually establish a new connection successfully, but it will be unusable unless I've killed the old openvpn process first.
I'm running 10.5 on a MBP, clean install. Worked fine under 10.4.
The new version (3.0b5) has a bad bug - it's NOT universal. The main binary is intel only (OpenVPN 2.0.9 i386-apple-darwin8.10.1), so it won't run on PPC machines. I was able to "fix" it by using the macports binary. Hope they will fix that soon.
Version 3.0b4 causes all kinds of trouble when an OpenVPN session is connected and then the Internet connection is unexpectedly broken (for example, unplugging an Ethernet cable to closing the lid). Almost every time, it removes my user name from the password file and I am forced to reboot.
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Tunnelblick, formerly known as OpenVPN-GUI, is a simple graphical user interface for the great VPN software OpenVPN 2.0 or later. It is written in Cocoa and comes in a ready to use distribution with all necessary binaries and drivers. Versions of OpenVPN older than 2.0 are not supported, because they lack the management interface used by Tunnelblick. Please send feedback and suggestions to info@tunnelblick.net.
+3
Zarathoustra reviewed on 12 May 2011
+369
+3
+369
+6
+17
Mu Frequenter reviewed on 03 Apr 2011
+6
+6
techgaze reviewed on 24 Jan 2011
Keep in mind that I'm using a MBP i7 with a fresh install.
1. I had multiple disconnects for no reason what so ever, something I never experienced with Viscosity.
2. Every time I get disconnected I have to quit and restart tunnelblick for it to work again.
3. For some odd reason, every now and then, it leaves an openvpn process running in the background and tunnelblick gives me a message that it cannot recognize an openvpn process that is running and unless I terminate the process manually I cannot access the vpn server although tunnelblick shows that I'm connected.
It is good for what it is but for mission critical vpn access you should really consider something else.
+1
+2
Cheesecake reviewed on 02 Nov 2009
If using an opensource solution, I prefer to use freewares on both client and server ends. Other clients on osx are good as well, but I don't think it's a good idea to charge customers for enhanced features of a free solution.
+4
+51
Careful...Mac OS X has enhanced features of a free solution, FreeBSD and other free open source components. I hope you think it's OK to pay for it! :)
+1
+1
I run Tunnelblick very stable.
So the comments below of it crashing or not working are obsolete.
A big Thank you for a great free tool.
+4
+51
This post is not about pushing Viscosity, but about saying that the reservations expressed about Tunnelblick by multiple users are VALID.
+2
+52
Pirx reviewed on 28 Jul 2008
Upgrade Maniacs on Leopard may have lots of issues with many other softwares as well, so it is not fair hammer each one developer for compatibility issues.
+1
+51
+2
+4
Viscosity imports Tunnelblick configurations and has been running without problems for almost a week now.
+1
+68
Buzzard reviewed on 26 Jun 2008
I am using OSX 10.5.3
+28
Additionally, you could try Shimo (shareware, http://www.macupdate.com/info.php/id/22929/shimo) which has proven to be an excellent VPN client and works great with OpenVPN (same VPN-technology used by Tunnelblick) as well as PPTP. Simply import your WiTopia profile (located at ~/Library/openvpn/openvpn.conf) and Shimo will automatically add the necessary keys and certificates (provided you have already installed WiTopia's Tunnelblick package).
There also is another OpenVPN client for Mac called Viscosity (freeware, http://www.macupdate.com/info.php/id/27875/viscosity). But I haven't tried this one yet since I use Shimo. Therefore, I can't tell you whether it works well with WiTopia. Since it's free you might want to try it first though. Judging from it's MacUpdate comments it also does a fine job of importing Tunnelblick profiles.
BTW, I'm not associated with any of these products, just a satisfied customer of both WiTopia and Shimo.
-14
+141
I use tunnelblick with a paid VPN service and so far it has worked perfectly but the other day I noticed that my ip was exposed at some point because the connection dropped! How can I prevent the connection from dropping? Alternatively how can I make certain apps like Transmission, Sparrow or Chrome forcequit or refuse to work if I am not connected?
-1
-1
-1
-14
+62
I'm running 10.5 on a MBP, clean install. Worked fine under 10.4.
Anyone else experiencing this under 10.5?
-1
+14
+1
-2
Csineneo rated on 05 Jan 2012
Mike4president rated on 28 Oct 2011
+4
Ladydarby rated on 02 Aug 2011
-1
ProjectBuilders rated on 30 Jul 2011
+4
jimmyb rated on 24 Jun 2011
+68
Dylan-Mcnamee rated on 19 May 2011
Philipp Siebenkotten rated on 13 Apr 2011
-1
hron84 rated on 21 Dec 2010