# Announcements **URL:** https://psychtoolbox.discourse.group/c/official-news-about-ptb/5.md?page=2 [Latest](https://psychtoolbox.discourse.group/latest.md) · [Categories](https://psychtoolbox.discourse.group/categories.md) · [Tags](https://psychtoolbox.discourse.group/tags.md) **Page:** 3 --- ## [Psychtoolbox 3.0.18.2 Beta update "Ode to the slacktivists" SP2](https://psychtoolbox.discourse.group/t/psychtoolbox-3-0-18-2-beta-update-ode-to-the-slacktivists-sp2/4148)
**Author:** [@mariokleiner](https://psychtoolbox.discourse.group/u/mariokleiner)\ **Replies:** 0\ **Last updated:** [December 3, 2021, 5:49am UTC](https://psychtoolbox.discourse.group/t/psychtoolbox-3-0-18-2-beta-update-ode-to-the-slacktivists-sp2/4148 "2021-12-03T05:49:35Z")
If you appreciate this software and the immense amount of costly work that goes into it, and want it to continue, please buy a community membership with priority support by clicking on this link to our online shop at Dig… --- ## [Psychtoolbox 3.0.18.1 BETA release "Ode to the slacktivists" SP1](https://psychtoolbox.discourse.group/t/psychtoolbox-3-0-18-1-beta-release-ode-to-the-slacktivists-sp1/4082)
**Author:** [@mariokleiner](https://psychtoolbox.discourse.group/u/mariokleiner)\ **Replies:** 0\ **Last updated:** [October 26, 2021, 10:48pm UTC](https://psychtoolbox.discourse.group/t/psychtoolbox-3-0-18-1-beta-release-ode-to-the-slacktivists-sp1/4082 "2021-10-26T22:48:54Z")
Mostly a Matlab on macOS compatibility fix, to make this release run on pre-Catalina again. Untested, but based on a bug report that 3.0.18 doesn’t run on Mojave anymore. Seems that 3.0.17 already didn’t work on pre-Moja… --- ## [Failed/Cancelled - Crowdfunding: Basic touchscreen support for Microsoft Windows](https://psychtoolbox.discourse.group/t/failed-cancelled-crowdfunding-basic-touchscreen-support-for-microsoft-windows/3909)
**Author:** [@mariokleiner](https://psychtoolbox.discourse.group/u/mariokleiner)\ **Replies:** 2\ **Last updated:** [October 19, 2021, 12:33am UTC](https://psychtoolbox.discourse.group/t/failed-cancelled-crowdfunding-basic-touchscreen-support-for-microsoft-windows/3909 "2021-10-19T00:33:04Z")
One of the frequently requested features for Psychtoolbox on Windows over the last years was multitouch touch screen support. So far we only had high quality touch screen support on Linux. I always said it wasn’t easily … --- ## [Psychtoolbox 3.0.18.0 Beta update "Ode to the slacktivists"](https://psychtoolbox.discourse.group/t/psychtoolbox-3-0-18-0-beta-update-ode-to-the-slacktivists/4068)
**Author:** [@mariokleiner](https://psychtoolbox.discourse.group/u/mariokleiner)\ **Replies:** 0\ **Last updated:** [October 14, 2021, 12:59am UTC](https://psychtoolbox.discourse.group/t/psychtoolbox-3-0-18-0-beta-update-ode-to-the-slacktivists/4068 "2021-10-14T00:59:53Z")
Psychtoolbox 3.0.18 Beta update “Ode to the slacktivists” was released at 13th October 2021. As usual, the complete development history can be found in our GitHub repository. The release tag is “3.0.18.0”, with the ful… --- ## [XDC2021 conference live streams are now running](https://psychtoolbox.discourse.group/t/xdc2021-conference-live-streams-are-now-running/4005)
**Author:** [@mariokleiner](https://psychtoolbox.discourse.group/u/mariokleiner)\ **Replies:** 4\ **Last updated:** [September 17, 2021, 3:50pm UTC](https://psychtoolbox.discourse.group/t/xdc2021-conference-live-streams-are-now-running/4005 "2021-09-17T15:50:21Z")
For those who want to get a glimpse in how the machine works under the hood: The XDC2021 (“XOrg Developers conference 2021”) virtual conference has just started. The X.Org Developers Conference (XDC) is the event for dev… --- ## [Improved Multi-monitor performance for all Linux users, thanks to PTB developer Mario](https://psychtoolbox.discourse.group/t/improved-multi-monitor-performance-for-all-linux-users-thanks-to-ptb-developer-mario/4001)
**Author:** [@Ian-Max-Andolina](https://psychtoolbox.discourse.group/u/Ian-Max-Andolina)\ **Replies:** 0\ **Last updated:** [September 10, 2021, 1:52am UTC](https://psychtoolbox.discourse.group/t/improved-multi-monitor-performance-for-all-linux-users-thanks-to-ptb-developer-mario/4001 "2021-09-10T01:52:28Z")
I just read this article, about current limitations to refresh rate with multi-monitor systems under Linux and a new optimisation to improve the OS, and actually this improvement was contributed by Mario: https://www.ph… --- ## [Commercial priority support suspended until at least 8th September](https://psychtoolbox.discourse.group/t/commercial-priority-support-suspended-until-at-least-8th-september/3979)
**Author:** [@mariokleiner](https://psychtoolbox.discourse.group/u/mariokleiner)\ **Replies:** 1\ **Last updated:** [August 20, 2021, 2:40pm UTC](https://psychtoolbox.discourse.group/t/commercial-priority-support-suspended-until-at-least-8th-september/3979 "2021-08-20T14:40:32Z")
So it’s my summer vacation time finally :cowboy\_hat\_face: This as a heads-up that all priority support and other commercial services are suspended until at least 8th September and i will likely not look at all at the fo… --- ## [Psychtoolbox 3.0.17.12 BETA release "The one without a name"](https://psychtoolbox.discourse.group/t/psychtoolbox-3-0-17-12-beta-release-the-one-without-a-name/3874)
**Author:** [@mariokleiner](https://psychtoolbox.discourse.group/u/mariokleiner)\ **Replies:** 0\ **Last updated:** [May 22, 2021, 10:37pm UTC](https://psychtoolbox.discourse.group/t/psychtoolbox-3-0-17-12-beta-release-the-one-without-a-name/3874 "2021-05-22T22:37:02Z")
And with this tiny release starts my two week vacation, during which i will try to stay away from the forum, or bug trackers, or e-mails or such. Priority support is also suspended during this time period. If you need an… --- ## [Psychtoolbox 3.0.17.11 BETA release "Hope for the hopeless!"](https://psychtoolbox.discourse.group/t/psychtoolbox-3-0-17-11-beta-release-hope-for-the-hopeless/3857)
**Author:** [@mariokleiner](https://psychtoolbox.discourse.group/u/mariokleiner)\ **Replies:** 0\ **Last updated:** [May 10, 2021, 6:50pm UTC](https://psychtoolbox.discourse.group/t/psychtoolbox-3-0-17-11-beta-release-hope-for-the-hopeless/3857 "2021-05-10T18:50:41Z")
This release is another tribute to Apples low quality operating systems, this time dealing with the nightmare that is macOS Catalinas and later security UX workflow wrt. input handling. I can’t fix that abomination, b… --- ## [Psychtoolbox 3.0.17.10 BETA release "No Metal to the pedal!"](https://psychtoolbox.discourse.group/t/psychtoolbox-3-0-17-10-beta-release-no-metal-to-the-pedal/3827)
**Author:** [@mariokleiner](https://psychtoolbox.discourse.group/u/mariokleiner)\ **Replies:** 0\ **Last updated:** [April 20, 2021, 10:24pm UTC](https://psychtoolbox.discourse.group/t/psychtoolbox-3-0-17-10-beta-release-no-metal-to-the-pedal/3827 "2021-04-20T22:24:33Z")
This release is named in honour of the fine Apple graphics engineers which never stop a moment to delight us with so much fantastic high quality work. Highlights: Experimental Vulkan/Metal display backend support for ma… --- ## [Psychtoolbox 3.0.17 Beta update "Let them eat pie!" SP2](https://psychtoolbox.discourse.group/t/psychtoolbox-3-0-17-beta-update-let-them-eat-pie-sp2/3688)
**Author:** [@mariokleiner](https://psychtoolbox.discourse.group/u/mariokleiner)\ **Replies:** 0\ **Last updated:** [February 20, 2021, 7:00am UTC](https://psychtoolbox.discourse.group/t/psychtoolbox-3-0-17-beta-update-let-them-eat-pie-sp2/3688 "2021-02-20T07:00:42Z")
As usual, the complete development history can be found in our GitHub repository. The release tag is “3.0.17.9”, with the full tree and commit logs under the URL: https://github.com/Psychtoolbox-3/Psychtoolbox-3/tree/3… --- ## [Psychtoolbox 3.0.17 Beta update "Let them eat pie!" SP1](https://psychtoolbox.discourse.group/t/psychtoolbox-3-0-17-beta-update-let-them-eat-pie-sp1/3659)
**Author:** [@mariokleiner](https://psychtoolbox.discourse.group/u/mariokleiner)\ **Replies:** 0\ **Last updated:** [February 8, 2021, 8:39pm UTC](https://psychtoolbox.discourse.group/t/psychtoolbox-3-0-17-beta-update-let-them-eat-pie-sp1/3659 "2021-02-08T20:39:46Z")
A minor PTB beta update, mostly featuring small bug fixes, doc updates and refinements. And a new start screen. General: PsychRTBox: Robustness fix during box open. Sometimes the first query for the box id data deliver… --- ## [Psychtoolbox-3.0.17 Beta update "Let them eat pie!"](https://psychtoolbox.discourse.group/t/psychtoolbox-3-0-17-beta-update-let-them-eat-pie/3636)
**Author:** [@mariokleiner](https://psychtoolbox.discourse.group/u/mariokleiner)\ **Replies:** 2\ **Last updated:** [January 24, 2021, 2:46am UTC](https://psychtoolbox.discourse.group/t/psychtoolbox-3-0-17-beta-update-let-them-eat-pie/3636 "2021-01-24T02:46:58Z")
A minor PTB beta update, mostly featuring christmas work: All systems: OffsetRect(): Allow single rect as both row and column vector, instead of only as row vector. Some stuff by David Brainard in ComputePhotoPigmentBl… --- ## [Psychtoolbox 3.0.17 Beta update "Dynamically High!" SP6 released](https://psychtoolbox.discourse.group/t/psychtoolbox-3-0-17-beta-update-dynamically-high-sp6-released/3594)
**Author:** [@mariokleiner](https://psychtoolbox.discourse.group/u/mariokleiner)\ **Replies:** 0\ **Last updated:** [December 19, 2020, 10:45pm UTC](https://psychtoolbox.discourse.group/t/psychtoolbox-3-0-17-beta-update-dynamically-high-sp6-released/3594 "2020-12-19T22:45:42Z")
:christmas\_tree: Ho Ho Ho! :christmas\_tree: The most noteworthy improvements about “Dynamically High!” are that it contains initial support for “High Dynamic Range” displays for visual stimulation (HDR) on Linux and Win… --- ## [Psychtoolbox 3.0.17 Beta update "Dynamically High!" SP5 released](https://psychtoolbox.discourse.group/t/psychtoolbox-3-0-17-beta-update-dynamically-high-sp5-released/3566)
**Author:** [@mariokleiner](https://psychtoolbox.discourse.group/u/mariokleiner)\ **Replies:** 0\ **Last updated:** [December 6, 2020, 5:54pm UTC](https://psychtoolbox.discourse.group/t/psychtoolbox-3-0-17-beta-update-dynamically-high-sp5-released/3566 "2020-12-06T17:54:33Z")
:christmas\_tree: Ho Ho Ho! :christmas\_tree: The most noteworthy improvements about the original “Dynamically High!” relesae are that it contains initial support for “High Dynamic Range” displays for visual stimulation (… --- ## [Psychtoolbox now offers priority support, community membership and more!](https://psychtoolbox.discourse.group/t/psychtoolbox-now-offers-priority-support-community-membership-and-more/3559)
**Author:** [@mariokleiner](https://psychtoolbox.discourse.group/u/mariokleiner)\ **Replies:** 0\ **Last updated:** [December 3, 2020, 5:11pm UTC](https://psychtoolbox.discourse.group/t/psychtoolbox-now-offers-priority-support-community-membership-and-more/3559 "2020-12-03T17:11:45Z")
https://www.psychtoolbox.net As many of you know, for over 18 years Psychtoolbox for Matlab and the free GNU/Octave has been primarily developed by Mario Kleiner, with almost no support for his efforts. Over this time… --- ## [Psychtoolbox 3.0.17 Beta update “Dynamically High!” released](https://psychtoolbox.discourse.group/t/psychtoolbox-3-0-17-beta-update-dynamically-high-released/3489)
**Author:** [@mariokleiner](https://psychtoolbox.discourse.group/u/mariokleiner)\ **Replies:** 0\ **Last updated:** [November 3, 2020, 7:47am UTC](https://psychtoolbox.discourse.group/t/psychtoolbox-3-0-17-beta-update-dynamically-high-released/3489 "2020-11-03T07:47:02Z")
Psychtoolbox 3.0.17 Beta update “Dynamically High!” was released at 2nd November 2020. As usual, the complete development history can be found in our GitHub repository. The release tag is “3.0.17.0”, with the full tree… --- ## [Virtual XDC2020 conference live-stream now active](https://psychtoolbox.discourse.group/t/virtual-xdc2020-conference-live-stream-now-active/3404)
**Author:** [@mariokleiner](https://psychtoolbox.discourse.group/u/mariokleiner)\ **Replies:** 11\ **Last updated:** [September 18, 2020, 12:54pm UTC](https://psychtoolbox.discourse.group/t/virtual-xdc2020-conference-live-stream-now-active/3404 "2020-09-18T12:54:48Z")
Public service announcement: For those interested in the Linux graphics-/input-/display- stack and the technology behind Psychtoolbox for Linux, this may be interesting. The 2020 virtual X-Developers conference (XDC 20… --- ## [PTB BETA UPDATE "Crowning achievement"](https://psychtoolbox.discourse.group/t/ptb-beta-update-crowning-achievement/3215)
**Author:** [@mariokleiner](https://psychtoolbox.discourse.group/u/mariokleiner)\ **Replies:** 1\ **Last updated:** [May 10, 2020, 4:32pm UTC](https://psychtoolbox.discourse.group/t/ptb-beta-update-crowning-achievement/3215 "2020-05-10T16:32:43Z")
Psychtoolbox 3.0.16 Beta update “Crowning achievement” was released at 10th May 2020. As usual, the complete development history can be found in our GitHub repository. The release tag is “PTB\_Beta-2020-05-10\_V3.0.16”, wi… --- ## [PTB BETA UPDATE "Toiletpaperhamsteridiots"](https://psychtoolbox.discourse.group/t/ptb-beta-update-toiletpaperhamsteridiots/3147)
**Author:** [@mariokleiner](https://psychtoolbox.discourse.group/u/mariokleiner)\ **Replies:** 0\ **Last updated:** [March 26, 2020, 5:10am UTC](https://psychtoolbox.discourse.group/t/ptb-beta-update-toiletpaperhamsteridiots/3147 "2020-03-26T05:10:35Z")
Psychtoolbox 3.0.16 Beta update “Toiletpaperhamsteridiots” was released at 26th March 2020. As usual, the complete development history can be found in our GitHub repository. The release tag is “PTB\_Beta-2020-03-26\_V3.0.1… --- ## [PTB BETA UPDATE “English breakfast”](https://psychtoolbox.discourse.group/t/ptb-beta-update-english-breakfast/3059)
**Author:** [@Ian-Max-Andolina](https://psychtoolbox.discourse.group/u/Ian-Max-Andolina)\ **Replies:** 0\ **Last updated:** [February 18, 2020, 2:48am UTC](https://psychtoolbox.discourse.group/t/ptb-beta-update-english-breakfast/3059 "2020-02-18T02:48:54Z")
Note: this was posted by @mariokleiner on the main site so I’m cross-posting it here: Psychtoolbox 3.0.16 Beta update “English breakfast” was released at 30th January 2020. As usual, the complete development history can… --- ## [PTB BETA UPDATE "Funky Syncopation!"](https://psychtoolbox.discourse.group/t/ptb-beta-update-funky-syncopation/2862)
**Author:** [@mariokleiner](https://psychtoolbox.discourse.group/u/mariokleiner)\ **Replies:** 0\ **Last updated:** [January 9, 2020, 2:37pm UTC](https://psychtoolbox.discourse.group/t/ptb-beta-update-funky-syncopation/2862 "2020-01-09T14:37:13Z")
Improvements for all systems: drawChromaticity() renamed to DrawChromaticity(), so Matlab/Octave don’t complain and our documentation generator can actually generate documentation. Other small cleanups/refinements. Ini… --- ## [PTB BETA UPDATE "Timely Twinkler"](https://psychtoolbox.discourse.group/t/ptb-beta-update-timely-twinkler/2863)
**Author:** [@mariokleiner](https://psychtoolbox.discourse.group/u/mariokleiner)\ **Replies:** 2\ **Last updated:** [January 15, 2020, 3:51pm UTC](https://psychtoolbox.discourse.group/t/ptb-beta-update-timely-twinkler/2863 "2020-01-15T15:51:21Z")
Ho Ho Ho, the “Timely Twinkler” arrived in time before christmas, so you can visually stimulate your loved ones under the christmas tree with more fine-grained timing than ever before! This release follows the pattern of… [Previous page](https://psychtoolbox.discourse.group/c/official-news-about-ptb/5.md?page=1)