OBS Studio 33.0.0 – Final

OBS Studio (Open Broadcaster) is a free and open source software for video recording and live streaming. It features high-performance real-time video/audio capturing and mixing with unlimited scenes you can switch seamlessly via custom transitions. Filters for video sources are available, including image masking, color correction, chroma/color keying, an intuitive audio mixer with filter functions such as noise gate, noise suppression, and gain can improve the quality.

OBS Studio is equipped with a powerful API, enabling plugins and scripts to provide further customization and functionality specific to your needs. Utilize native plugins for high performance integrations or scripts written with Lua or Python that interface with existing sources. Work with developers in the streaming community to get the features you need with endless possibilities.

Open Broadcaster supports all your favorite streaming platforms and more.

OBS Studio Features:

• High performance real time video/audio capturing and mixing. Create scenes made up of multiple sources including window captures, images, text, browser windows, webcams, capture cards and more.
• Set up an unlimited number of scenes you can switch between seamlessly via custom transitions.
• Intuitive audio mixer with per-source filters such as noise gate, noise suppression, and gain. Take full control with VST plugin support.
• Powerful and easy to use configuration options. Add new Sources, duplicate existing ones, and adjust their properties effortlessly.
• Streamlined Settings panel gives you access to a wide array of configuration options to tweak every aspect of your broadcast or recording.
• Modular ‘Dock’ UI allows you to rearrange the layout exactly as you like. You can even pop out each individual Dock to its own window.

Create Professional Productions

• Choose from a number of different and customizable transitions for when you switch between your scenes or add your own stinger video files.
• Set hotkeys for nearly every sort of action, such as switching between scenes, starting/stopping streams or recordings, muting audio sources, push to talk, and more.
• Studio Mode lets you preview your scenes and sources before pushing them live. Adjust your scenes and sources or create new ones and ensure they’re perfect before your viewers ever see them.
• Get a high level view of your production using the Multiview. Monitor 8 different scenes and easily cue or transition to any of them with merely a single or double click.

OBS software distributed under the GPLv2 license, developed by volunteer contributors around the world in their free time. The summary of the license is that OBS is free for anyone to use, for any reason. OBS has no watermarks or other limitations and can be used commercially with no restrictions.

OBS Studio 33.0.0 Changes:

• Updated CEF from 127/6533 to 150/7871
  • This is a massive update to the underlying framework used for browser sources and docks from the July 2024 release to September 2026
  • All of this work is on the backend and should be invisible to users. Please be sure to report any new weirdness or problems you run into with browser sources!
• Complete overhaul to plugin loading
  • First-party plugins are now in a new folder named core
  • Third-party plugins have an updated installation location and folder structure
  • Existing third-party plugins will continue to load from the legacy locations until OBS Studio 34.0
• Improved how source snapping works in the preview
  • New visual indicator added
  • Sources now snap along the entire axis instead of only when directly touching
  • Sources no longer snap to hidden sources
• Improved behavior of spinboxes for number values
  • Typing is no longer mysteriously blocked in some situations
  • Numbers are no longer cut off in some situations
  • Values now update only after pressing Enter and Enter does not close the window
  • Holding Shift + Up/Down now advances multiple steps at a time
  • Dragging the cursor inside the input but outside the text itself now works properly
• Enabled NVENC on Arm64

Changes

• Added a check for encoders being missing when loading a profile
• Added support for newest NVIDIA Broadcast SDKs for NVIDIA Audio Effects and Video Effects
• Added hotkeys for controlling audio monitoring of a source
• Fixed issues with groups in Studio Mode
  • Fixed moving sources inside a group causing them to glitch out in Program
  • Fixed moving sources inside a group showing up live in Program
• Adjusted naming of Window Capture methods on Windows
• Improved detection of fullscreen games for Game Capture
• Improved transparency handling for macOS Screen Capture
• Scaled simple output recording audio bitrate by channel count
• Removed support for Ubuntu 24.04

Bug Fixes

• Added a startup error if obs-transitions failed to load
• Improved file splitting for Hybrid MP4/MOV
• Fixed outputs getting stuck running when a bad rescale output resolution is set
• Fixed monitoring icon state getting desynced when using third-party tools or websockets
• Fixed potential crash when shader cache file is invalid
• Fixed a potential crash on Linux when USB mic is removed
• Fixed a potential crash when renaming a source with the Add Source window open
• Fixed a potential deadlock during video/audio tasks
• Fixed an issue with B-frame offset calculation in AMF that could cause streams to disconnect
• Fixed PipeWire screencast sources being duplicated in studio mode
• Fixed a potential crash when switching off a newly created profile
• Fixed a source toolbar crash when source type is missing

Developer Information

• Added frontend event and output signal for replay buffer saving
• Added guidance regarding the theme system to the top of all theme files
• Added ability to set a file extension filter for OBS_PATH_FILE_SAVE path types
• Added obs_frontend_is_safe_mode for first-party plugins
  • Third-party plugins are not loaded at all in Safe Mode
• Added versions to Flatpak plugin extension point
• Updated libnsgif to 1.0.0
  • This is a breaking change for any plugins using libobs/graphics gs_image_file
• Clarified documentation for obs_module_unload
• Required MbedTLS 3 and exclude 4 or later
• Fixed repeated preview enable/disables not working
• Only emit core signal handlers for public canvases
• Deprecated unused hidden API for sources
• Deprecated APIs for audio source monitoring_type
  • This is replaced by a new monitoring_enabled boolean

Homepage – https://obsproject.com/

Supported Operating Systems:

• Windows 10 and 11.
• macOS 10.15
• Ubuntu 20.04 and newer

Size: 178 MB

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