by CONTOR·Audio
Images © CONTOR. Used for product review; image policy.
Sounder stands out in the superhive library because it keeps audio creation inside Blender's VSE, placing generated strips straight onto the timeline with no export, import, or external DAW.
Sounder is an audio toolkit from CONTOR for Blender's Video Sequence Editor, letting you generate sound effects and music directly on the timeline. No external software is required, and generated audio appears as strips inside the VSE without any export or import step.
The sound effects generator ships with 12 instant presets, 6 synthesis modes, and 7 waveforms including white and pink noise, and any preset can be loaded into a custom generator to tweak. On the music side there are 22 built-in instruments across keyboards, synths, orchestral, woodwinds, bells and chimes, and bass, plus single notes and chords in Major, Minor, 7th, and Diminished. A multi-note editor lets you build sequences by mixing notes and chords with auto-chain and visual timeline editing.
Effects range from distortion, bitcrush, tremolo, vibrato, and chorus to reverb, delay, corpus resonance modeling, pitch envelope, and fade in/out. MIDI recording works from a MIDI keyboard or your computer keyboard as a virtual piano, while audio recording from microphone or system audio is available on Windows and Linux only. Sounder runs with zero required dependencies and supports Blender 4.2 through 5.1.
Sounder is best for video editors needing quick sound effects, motion graphics artists, game developers prototyping audio, and music creators sketching ideas without leaving Blender.
Sounder is completely free to download and use.
Sounder supports Blender versions 4.2 through 5.1 and works inside Blender's built-in Video Sequence Editor. It's distributed as a Blender add-on extension and is listed as Blender Extension compatible. Generated audio appears directly as strips on your VSE timeline, so everything stays inside Blender with no export or import step. If you're on a version in that range, you select a generator, adjust parameters, add effects, and click Generate to place audio on the timeline.
Sounder generates sound effects and music without any external software, running entirely inside Blender's Video Sequence Editor. It works out of the box with zero required dependencies, though optional libraries are needed for MIDI and recording features. There's no separate DAW to open and no export or import cycle, since audio strips are placed directly on your VSE timeline. You choose a generator, select an instrument or waveform, adjust parameters, add effects, and generate the result in place.
Sounder includes audio recording from a microphone or system audio, but this feature is available only on Windows and Linux. On macOS it does not work, because microphone permissions can't be granted to Blender. MIDI recording is separate: you can record from a MIDI keyboard or use your computer keyboard as a virtual piano, with real-time monitoring and timeline sync for recording alongside your project. If audio recording matters and you're on macOS, plan around that limitation.
Sounder is listed as free in this catalog and is released under the GPL license. The add-on is a Blender extension published by CONTOR, with Cam Sykes credited as seller. For current licensing terms and details on how the developer distributes it, check CONTOR's page directly. Licensing and availability can change over time, so the developer's page is the best place to confirm what applies before you download and install it.
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