VTube Studio
denchisoft.comSoftware (Adroid/iOS/PC) to easy animate a 2D avatar. Can stream standalone or be import as virtual cam in OBS.
vtubersoftware
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Own3d
www.own3d.tvPlateform to purchase overlays and graphic assets for streaming. Overlays, emotes, alerts, etc
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Shadertastic
www.shadertastic.comOBS plugin to integrat shaders with simple and easy to use parameters. Add FX to your stream with filters, and style with new transitions.
Free