Vanilla OBS Studio in 2026 is solid but limited. The plugins below add the features that turn a basic stream into a professional production. I've tested each one and included only the ones that are actively maintained, work with OBS 30+, and solve a real problem.
This list is curated for actual streamers (Twitch, YouTube, Kick, Facebook Gaming), not niche use cases. If you only need one plugin, get LocalVocal for live captions โ it's the highest-impact addition you can make.
| Plugin | What it does | Cost | Priority |
|---|---|---|---|
| LocalVocal | Live AI captions (Whisper locally) | Free | Must-have |
| StreamFX | Pro transitions, filters, 3D transforms | Free | Must-have |
| Move Transition | Smooth animated transitions | Free | Should-have |
| OBS Noise Suppression | RNNoise / Speex noise gate | Free (built-in) | Must-have |
| Advanced Scene Switcher | Auto-switch scenes based on rules | Free | Should-have |
| Source Clone | Reuse sources across scenes | Free (built-in 30+) | Nice-to-have |
| Vertical Canvas | TikTok/Shorts vertical output | Free | Should-have |
| Stream Deck Plugin | Elgato Stream Deck integration | Free | Must-have (if you have one) |
| Aitum Multistream | Stream to multiple platforms | Free | Nice-to-have |
| Virtual Camera Filter | Webcam effects (background blur, etc.) | Free | Should-have |
| obs-web | Browser source for live stats | Free | Nice-to-have |
| OBS Studio Twitch Integration | Twitch-specific tools | Free | Nice-to-have |
URL: github.com/royshil/obs-localvocal
Installation: Native installer for Windows/Mac/Linux
Latest release: 2026-04-21 (actively maintained)
LocalVocal runs OpenAI Whisper locally in OBS and shows live captions on your stream. Setup is 10 minutes, no GPU required for the base model (large model needs GPU).
It supports 99 languages, includes translation to English, and saves captions as VTT files for VOD upload. The 2-3 second latency is fast enough for live conversation.
Why it's #1: Live captions are now required on Twitch, auto-promoted on YouTube, and useful for accessibility on every platform. This is the single highest-impact plugin you can install.
See our detailed LocalVocal setup guide.
URL: github.com/Xaymar/obs-StreamFX
Installation: Installer
License: GPLv2
StreamFX adds pro-level visual features to OBS:
StreamFX is heavy. Don't enable all features at once or you'll drop frames. Start with 3D Transform and Shader Filter, then experiment.
URL: obsproject.com/forum/resources/move-transition.913
Installation: Drop files into OBS plugins folder
Move Transition is an animated transition between scenes. Instead of the default cut or fade, you get smooth movement โ slide, push, zoom. There are 50+ built-in transition types and you can customize each one.
It makes the stream feel more polished without being distracting. Use it for transitions between major scenes (gameplay โ starting soon โ gameplay), not for every scene change.
Location: Audio mixer โ gear icon โ Filters โ Noise Suppression
Options: RNNoise (recommended) or Speex
OBS 30+ includes RNNoise by default โ no install needed. RNNoise is a neural network that removes background noise (keyboard, fan, AC, traffic) while preserving voice quality. Enable it on every mic source.
For most streamers, RNNoise alone solves audio problems. Add Speex as a backup filter (lower threshold for extra noise removal in loud environments).
URL: github.com/WarmUpTill/SceneSwitcher
Installation: Native installer
Advanced Scene Switcher lets you automate scene changes based on rules:
The macro system is powerful but has a learning curve. Start with simple time-based rules, then explore the more complex conditions.
Location: Right-click source โ Add to existing scene as reference
Source Clone isn't a plugin โ it's a built-in OBS 30+ feature. It lets you reference the same source in multiple scenes. When you update the source in one place, it updates everywhere.
Use it for: your webcam (same in all scenes), your stream alerts (same in all scenes), your audio sources (same in all scenes).
URL: obsproject.com/forum/resources/vertical-canvas.1314
Installation: Drop in plugins folder
Vertical Canvas adds a 9:16 vertical output alongside your normal 16:9 output. Perfect for streaming to TikTok or YouTube Shorts while still recording horizontal for YouTube main.
The plugin handles the resolution math for you. Just enable it, set your vertical canvas size (1080x1920), and choose which sources appear in the vertical crop.
URL: Elgato Stream Deck store
License: Free with Stream Deck hardware
If you own an Elgato Stream Deck, the official plugin turns your keys into OBS controls. Each button can be mapped to scene transitions, source toggles, audio mute, recording start/stop, and more.
The Stream Deck + OBS workflow is the standard for professional streamers. It's not free if you don't have the hardware ($150 for the 15-key version), but if you're streaming 10+ hours a week, the productivity gain pays for it.
URL: aitum.tv
License: Free (paid cloud version optional)
Aitum Multistream lets you stream to multiple platforms simultaneously (Twitch + YouTube + Kick + Facebook Gaming) without restreaming through a third-party service. It uses minimal CPU overhead (5% per additional platform).
If you're on fiber internet (50+ Mbps upload), the quality is identical to single-platform streaming. On slower connections, expect some bitrate loss.
URL: github.com/juju2143/virtual-cam-filter
Installation: Drop in plugins folder
Virtual Camera Filter adds effects to your virtual camera output (used when you use OBS as a webcam in Zoom, Discord, etc.). Effects include:
Useful if you use OBS for video calls and want the same effects you use in streaming.
URL: obsproject.com/forum/resources/obs-web.949
Installation: Drop in plugins folder
obs-web adds a browser source with live stats: viewer count, chat activity, followers, recent subscribers, etc. Useful for end-of-stream summary screens or raid screens.
Location: Settings โ Stream โ Connect Account (Twitch)
Connect OBS directly to your Twitch account. Auto-fills stream key, shows chat in OBS, displays stream health, and enables Twitch-specific features like raids and host mode.
Some plugins are outdated, abandoned, or actively harmful in 2026. Avoid:
Install in this order to minimize troubleshooting:
Don't install everything at once. Test each one before adding the next.
Most work on Mac (LocalVocal, StreamFX, Move Transition, Scene Switcher, Vertical Canvas, Virtual Camera Filter). Some don't (Stream Deck plugin is Windows/Mac, Aitum Multistream is Windows/Mac/Linux). Check each plugin's download page for platform support.
Heavy plugins (StreamFX shader effects, Virtual Camera Filter blur) use GPU. Add 1-2% CPU per plugin. If you're CPU-constrained, stick with the lightweight plugins (LocalVocal, Scene Switcher).
Plugins from the official OBS Project forum or trusted GitHub repos are generally safe. Avoid random plugins from Discord or YouTube descriptions โ they can contain malware.
Delete the plugin files from OBS's plugins folder. Restart OBS. The plugin and its settings are gone. (Some plugins store settings in a separate config folder โ check the plugin's documentation.)
Advanced Scene Switcher. Most streamers don't realize how much time they spend manually switching scenes. Automating the boring stuff frees you to focus on the stream.
Start with LocalVocal. Live captions are now essential for accessibility, discoverability, and viewer retention. Once you've got that working, add the other plugins based on your needs โ production value (StreamFX), automation (Scene Switcher), or vertical streaming (Vertical Canvas).
Plugins are how you turn OBS from a recording tool into a professional streaming setup. Invest an afternoon in setup and you'll save hours per stream.