OBS Studio 31.0.0 Beta 1

OBS Studio is software designed for capturing, compositing, encoding, recording, and streaming video content, efficiently. It is the re-write of the widely used Open Broadcaster Software, to allow even more features and multi-platform support. OBS Studio supports multiple sources, including media files, games, web pages, application windows, webcams, your desktop, microphone and more.

OBS Studio Features:

  • High performance real time video/audio capturing and mixing, with unlimited scenes you can switch between seamlessly via custom transitions.
  • Live streaming to Twitch, YouTube, Periscope, Mixer, GoodGame, DailyMotion, Hitbox, VK and any other RTMP server
  • Filters for video sources such as image masking, color correction, chroma/color keying, and more.
  • x264, H.264 and AAC for your live streams and video recordings
  • Intel Quick Sync Video (QSV) and NVIDIA NVENC support
  • Intuitive audio mixer with per-source filters such as noise gate, noise suppression, and gain. Take full control with VST plugin support.
  • GPU-based game capture for high performance game streaming
  • Unlimited number of scenes and sources
  • Number of different and customizable transitions for when you switch between scenes
  • Hotkeys for almost any action such as start or stop your stream or recording, push-to-talk, fast mute of any audio source, show or hide any video source, switch between scenes,and much more
  • Live preview of any changes on your scenes and sources using Studio Mode before pushing them to your stream where your viewers will see those changes
  • DirectShow capture device support (webcams, capture cards, etc)
  • Powerful and easy to use configuration options. Add new Sources, duplicate existing ones, and adjust their properties effortlessly.
  • Streamlined Settings panel for quickly configuring your broadcasts and recordings. Switch between different profiles with ease.
  • Light and dark themes available to fit your environment.
  • …and many other features. For free. At all.

OBS Studio 31.0.0 Beta 1 new features:

  • Added NVIDIA Blur Filter and Background Blur [pkviet]
  • Added preview scrollbars and zoom/scale indicator [cg2121/Warchamp7]
  • Added v210 format support for AJA device capture [paulh-aja]
  • Added Amazon IVS service integration [palana]
  • Added QSV AV1 Screen Content Coding [thyintel]
  • Enabled first-party YouTube Chat features [msuman-google]

31.0 Changes

  • Updated the browser source/docks CEF (Chromium) to version 127 (6533) on all platforms [reitowo/WizardCM/PatTheMav/tytan652/pkviet/kkartaltepe/Lain-B]
  • Changed scene items to use relative coordinates [derrod]
  • Existing scene collections will be automatically converted to use relative coordinates if the scene collection has a known output resolution set.
  • Split NVIDIA Audio Effects from Noise Suppression [pkviet]
  • Existing filters will be automatically migrated.
  • Changed the Image Slideshow"s Playback Mode property from radio buttons to a dropdown [derrod]
  • Disabled the (currently unsupported) built-in Automatic Scene Switcher when using Wayland on Linux [tytan652]
  • Improved error messages for macOS Virtual Camera [jcm93]
  • Changed Display and Window capture on Windows to not capture the first found display or window [Lain-B]
  • Changed display and window capture on Linux to not capture implicitly [Lain-B]
  • Added a warning to Window Capture when trying to capture WinUI 3 applications with BitBlt [qhy040404]
  • Refactored the NVENC implementation with various improvements [derrod]
  • SDK 12.2 features, such as split encoding, are now supported.
  • Additional features from old SDKs are supported:
  • B-Frames as reference
  • Target Quality VBR mode (CQVBR)
  • A custom options field has been added to allow setting more options that don"t warrant their own UI elements.
  • Improved screensaver inhibit functions on Linux in Flatpak
  • Removed default desktop audio device on macOS 13+ [jcm93]
  • Removed NVIDIA Kepler GPU support for NVENC [derrod]
  • Removed FTL support [derrod]
  • Removed legacy migrations from OBS Studio 28.1 and earlier [derrod]
  • If updating from these older versions, you may wish to update to OBS Studio 30.2 first, and then update to OBS Studio 31.
  • Removed support for Ubuntu 22.04 [derrod]
  • Application settings have been split into "app" configuration and "user" configuration, rather than storing everything in global.ini [PatTheMav]

31.0 Bug Fixes

  • Fixed two crashes with the QSV encoder on Linux [kkartaltepe]
  • Fixed a crash with a race condition involving multitrack video output reconnect [dsaedtler]
  • Fixed two potential crashes in Linux Window Capture [Lain-B]
  • Fixed a deadlock in MP4 muxer [derrod/notr1ch]
  • Fixed a deadlock when shutting down muxer [exeldro]
  • Fixed a potential deadlock when stopping an encoder [derrod]
  • Fixed a potential memory error and crash in text parser [fzwoch]
  • Fixed a couple minor memory leaks [pkviet]
  • Fixed a memory leak when playing an HDR media file [tt2468]
  • Fixed an SRT listener bug where the socket was not closed properly [pkviet]
  • Fixed an issue where the current scene collection could be erased to default when trying to switch to a different scene collection that"s corrupted or invalid [derrod]
  • Fixed a buffer overrun in UTF-8 text conversion [derrod]
  • Fixed an issue that could cause bitrate spikes in QSV CBR [thyintel]
  • Note: This fix only applies to Lunar Lake or newer except Alder Lake N.
  • Fixed an issue where the Auto Configuration Wizard could unintentionally enable Enhanced Broadcasting [lexano-ivs]
  • Fixed issues with the audio clipping indicators displaying incorrectly on volume meters [norihiro]
  • Fixed various issues with Happy Eyeballs [notr1ch]
  • Fixed an issue causing hotkeys to register inconsistently on macOS [jcm93]
  • Fixed an issue causing multitrack video output to fail if color format was set to I444 [dsaedtler]
  • Fixed an issue where Custom CSS in browser sources no longer worked with certain websites (namely YouTube chat) [vvto33]
  • Restored STUN support for WHIP output [mondain]

Download 64-bit: OBS Studio 31.0.0 Beta 1 | Portable | ~150.0 MB (Open Source)
View: OBS Studio Homepage | Other Operating Systems

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