diff --git a/src/rendering/index.ts b/src/rendering/index.ts
index 501f4c9a2..0a498fab0 100644
--- a/src/rendering/index.ts
+++ b/src/rendering/index.ts
@@ -1,4 +1,5 @@
 export { RenderFinishedEventArgs } from '@src/rendering/RenderFinishedEventArgs';
+export { IScoreRenderer } from '@src/rendering/IScoreRenderer';
 export { ScoreRenderer } from '@src/rendering/ScoreRenderer';
 
 export { BarBounds } from '@src/rendering/utils/BarBounds';
diff --git a/src/synth/index.ts b/src/synth/index.ts
index af7e43900..d7e31da6d 100644
--- a/src/synth/index.ts
+++ b/src/synth/index.ts
@@ -1,8 +1,15 @@
 export { AlphaSynth } from '@src/synth/AlphaSynth';
+export { CircularSampleBuffer } from '@src/synth/ds/CircularSampleBuffer';
 export { PlaybackRange } from '@src/synth/PlaybackRange';
+export { ISynthOutput } from '@src/synth/ISynthOutput';
+export { IAlphaSynth } from '@src/synth/IAlphaSynth';
 export { PlayerState } from '@src/synth/PlayerState';
 export { PlayerStateChangedEventArgs } from '@src/synth/PlayerStateChangedEventArgs';
 export { PlaybackRangeChangedEventArgs } from '@src/synth/PlaybackRangeChangedEventArgs';
 export { PositionChangedEventArgs } from '@src/synth/PositionChangedEventArgs';
+export { MidiEventsPlayedEventArgs } from '@src/synth/MidiEventsPlayedEventArgs';
 export { ActiveBeatsChangedEventArgs } from '@src/synth/ActiveBeatsChangedEventArgs';
 export { AlphaSynthWebWorkerApi } from '@src/platform/javascript/AlphaSynthWebWorkerApi';
+export { AlphaSynthWebAudioOutputBase } from '@src/platform/javascript/AlphaSynthWebAudioOutputBase';
+export { AlphaSynthScriptProcessorOutput } from '@src/platform/javascript/AlphaSynthScriptProcessorOutput';
+export { AlphaSynthAudioWorkletOutput } from '@src/platform/javascript/AlphaSynthAudioWorkletOutput';
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