diff --git a/web/src/app/browser/src/hardwareEventKeyboard.ts b/web/src/app/browser/src/hardwareEventKeyboard.ts
index b323cdefbd8..75238e6410b 100644
--- a/web/src/app/browser/src/hardwareEventKeyboard.ts
+++ b/web/src/app/browser/src/hardwareEventKeyboard.ts
@@ -1,5 +1,5 @@
 import { Codes, DeviceSpec, KeyEvent, KeyMapping, JSKeyboard } from 'keyman/engine/keyboard';
-import { KeyboardProcessor } from 'keyman/engine/js-processor';
+import { JSKeyboardProcessor } from 'keyman/engine/js-processor';
 import { ModifierKeyConstants } from '@keymanapp/common-types';
 
 import { HardKeyboard, processForMnemonicsAndLegacy } from 'keyman/engine/main';
@@ -209,13 +209,13 @@ export default class HardwareEventKeyboard extends HardKeyboard {
   // - `modStateFlags`
   // - `baseLayout`
   // - `doModifierPress()` - for modifier updates on key-up.
-  private readonly processor: KeyboardProcessor;
+  private readonly processor: JSKeyboardProcessor;
   private readonly contextManager: ContextManager;
   private domEventTracker = new DomEventTracker();
 
   private swallowKeypress: boolean = false;
 
-  constructor(hardDevice: DeviceSpec, processor: KeyboardProcessor, contextManager: ContextManager) {
+  constructor(hardDevice: DeviceSpec, processor: JSKeyboardProcessor, contextManager: ContextManager) {
     super();
     this.hardDevice = hardDevice;
     this.contextManager = contextManager;
diff --git a/web/src/engine/js-processor/src/index.ts b/web/src/engine/js-processor/src/index.ts
index 04b8426923f..4042d72c181 100644
--- a/web/src/engine/js-processor/src/index.ts
+++ b/web/src/engine/js-processor/src/index.ts
@@ -1,5 +1,5 @@
-export { default as KeyboardProcessor } from "./keyboardProcessor.js";
-export * from "./keyboardProcessor.js";
+export { JSKeyboardProcessor } from "./jsKeyboardProcessor.js";
+export * from "./jsKeyboardProcessor.js";
 export { default as RuleBehavior } from "./ruleBehavior.js";
 export * from './jsKeyboardInterface.js';
 export { JSKeyboardInterface } from "./jsKeyboardInterface.js";
diff --git a/web/src/engine/js-processor/src/keyboardProcessor.ts b/web/src/engine/js-processor/src/jsKeyboardProcessor.ts
similarity index 98%
rename from web/src/engine/js-processor/src/keyboardProcessor.ts
rename to web/src/engine/js-processor/src/jsKeyboardProcessor.ts
index f2141ae2e68..cbd4d7ca4a0 100644
--- a/web/src/engine/js-processor/src/keyboardProcessor.ts
+++ b/web/src/engine/js-processor/src/jsKeyboardProcessor.ts
@@ -33,10 +33,10 @@ export interface ProcessorInitOptions {
 }
 
 interface EventMap {
-  statekeychange: (stateKeys: typeof KeyboardProcessor.prototype.stateKeys) => void;
+  statekeychange: (stateKeys: typeof JSKeyboardProcessor.prototype.stateKeys) => void;
 }
 
-export default class KeyboardProcessor extends EventEmitter<EventMap> {
+export class JSKeyboardProcessor extends EventEmitter<EventMap> {
   public static readonly DEFAULT_OPTIONS: ProcessorInitOptions = {
     baseLayout: 'us',
     defaultOutputRules: new DefaultRules()
@@ -77,14 +77,14 @@ export default class KeyboardProcessor extends EventEmitter<EventMap> {
     super();
 
     if(!options) {
-      options = KeyboardProcessor.DEFAULT_OPTIONS;
+      options = JSKeyboardProcessor.DEFAULT_OPTIONS;
     }
 
     this.contextDevice = device;
 
-    this.baseLayout = options.baseLayout || KeyboardProcessor.DEFAULT_OPTIONS.baseLayout;
+    this.baseLayout = options.baseLayout || JSKeyboardProcessor.DEFAULT_OPTIONS.baseLayout;
     this.keyboardInterface = options.keyboardInterface || new JSKeyboardInterface(globalObject(), MinimalKeymanGlobal);
-    this.defaultRules = options.defaultOutputRules || KeyboardProcessor.DEFAULT_OPTIONS.defaultOutputRules;
+    this.defaultRules = options.defaultOutputRules || JSKeyboardProcessor.DEFAULT_OPTIONS.defaultOutputRules;
   }
 
   public get activeKeyboard(): JSKeyboard {
diff --git a/web/src/engine/js-processor/src/ruleBehavior.ts b/web/src/engine/js-processor/src/ruleBehavior.ts
index fd736f0fd82..b00577b09db 100644
--- a/web/src/engine/js-processor/src/ruleBehavior.ts
+++ b/web/src/engine/js-processor/src/ruleBehavior.ts
@@ -1,4 +1,4 @@
-import KeyboardProcessor from "./keyboardProcessor.js";
+import { JSKeyboardProcessor } from "./jsKeyboardProcessor.js";
 import { VariableStoreDictionary } from "keyman/engine/keyboard";
 import OutputTarget, { type Transcription } from './outputTarget.js';
 import { Mock } from "./mock.js";
@@ -65,7 +65,7 @@ export default class RuleBehavior {
    */
   triggerKeyDefault?: boolean;
 
-  finalize(processor: KeyboardProcessor, outputTarget: OutputTarget, readonly: boolean) {
+  finalize(processor: JSKeyboardProcessor, outputTarget: OutputTarget, readonly: boolean) {
     if(!this.transcription) {
       throw "Cannot finalize a RuleBehavior with no transcription.";
     }
diff --git a/web/src/engine/main/src/headless/inputProcessor.ts b/web/src/engine/main/src/headless/inputProcessor.ts
index ee0b3da7aae..750f17c6700 100644
--- a/web/src/engine/main/src/headless/inputProcessor.ts
+++ b/web/src/engine/main/src/headless/inputProcessor.ts
@@ -12,7 +12,7 @@ import {
   type Alternate,
   isEmptyTransform,
   JSKeyboardInterface,
-  KeyboardProcessor,
+  JSKeyboardProcessor,
   Mock,
   type OutputTarget,
   RuleBehavior,
@@ -34,7 +34,7 @@ export class InputProcessor {
    * entry points.
    */
   private contextDevice: DeviceSpec;
-  private kbdProcessor: KeyboardProcessor;
+  private kbdProcessor: JSKeyboardProcessor;
   private lngProcessor: LanguageProcessor;
   private km_core: KmCoreModule;
 
@@ -50,7 +50,7 @@ export class InputProcessor {
     }
 
     this.contextDevice = device;
-    this.kbdProcessor = new KeyboardProcessor(device, options);
+    this.kbdProcessor = new JSKeyboardProcessor(device, options);
     this.lngProcessor = new LanguageProcessor(predictiveTextWorker, this.contextCache);
   }
 
@@ -62,7 +62,7 @@ export class InputProcessor {
     return this.lngProcessor;
   }
 
-  public get keyboardProcessor(): KeyboardProcessor {
+  public get keyboardProcessor(): JSKeyboardProcessor {
     return this.kbdProcessor;
   }
 
diff --git a/web/src/test/auto/headless/engine/js-processor/engine/context.tests.js b/web/src/test/auto/headless/engine/js-processor/engine/context.tests.js
index 22532205d2d..7456c311b85 100644
--- a/web/src/test/auto/headless/engine/js-processor/engine/context.tests.js
+++ b/web/src/test/auto/headless/engine/js-processor/engine/context.tests.js
@@ -4,7 +4,7 @@ import { createRequire } from 'module';
 const require = createRequire(import.meta.url);
 
 import { MinimalKeymanGlobal } from 'keyman/engine/keyboard';
-import { JSKeyboardInterface, KeyboardProcessor, Mock } from 'keyman/engine/js-processor';
+import { JSKeyboardInterface, JSKeyboardProcessor, Mock } from 'keyman/engine/js-processor';
 import { NodeKeyboardLoader } from 'keyman/engine/keyboard/node-keyboard-loader';
 
 import { NodeProctor, RecordedKeystrokeSequence } from '@keymanapp/recorder-core';
@@ -68,7 +68,7 @@ function runEngineRuleSet(ruleSet, defaultNoun) {
       ruleSeq.test(proctor, target);
 
       // Now for the real test!
-      let processor = new KeyboardProcessor(device);
+      let processor = new JSKeyboardProcessor(device);
       processor.keyboardInterface = keyboardWithHarness;
       var res = processor.keyboardInterface.fullContextMatch(ruleDef.n, target, ruleDef.rule);
 
@@ -1007,7 +1007,7 @@ describe('Engine - Context Matching', function() {
       ruleSeq.test(proctor, target);
 
       // Now for the real test!
-      let processor = new KeyboardProcessor(device);
+      let processor = new JSKeyboardProcessor(device);
       processor.keyboardInterface = keyboardWithHarness;
       var res = processor.keyboardInterface._BuildExtendedContext(ruleDef.n, ruleDef.ln, target);
 
diff --git a/web/src/test/auto/headless/engine/js-processor/specialized-backspace.tests.js b/web/src/test/auto/headless/engine/js-processor/specialized-backspace.tests.js
index 42012760dbb..d8430ab99b4 100644
--- a/web/src/test/auto/headless/engine/js-processor/specialized-backspace.tests.js
+++ b/web/src/test/auto/headless/engine/js-processor/specialized-backspace.tests.js
@@ -5,7 +5,7 @@ import { createRequire } from 'module';
 const require = createRequire(import.meta.url);
 
 import { Codes, KeyEvent, MinimalKeymanGlobal } from 'keyman/engine/keyboard';
-import { JSKeyboardInterface, KeyboardProcessor, Mock } from 'keyman/engine/js-processor';
+import { JSKeyboardInterface, JSKeyboardProcessor, Mock } from 'keyman/engine/js-processor';
 import { NodeKeyboardLoader } from 'keyman/engine/keyboard/node-keyboard-loader';
 import { ModifierKeyConstants } from '@keymanapp/common-types';
 
@@ -138,7 +138,7 @@ describe('Engine - specialized backspace handling', function() {
       device: device
     });
 
-    const processor = new KeyboardProcessor(TEST_DEVICE, {
+    const processor = new JSKeyboardProcessor(TEST_DEVICE, {
       keyboardInterface: angkorWithHarness
     });
     const result = processor.processKeystroke(event, contextSource);
@@ -169,7 +169,7 @@ describe('Engine - specialized backspace handling', function() {
     // A specialized test keyboard that handles keys without emitting any content.
     // We want to ensure error cases without output, on null context, don't act
     // like backspaces.
-    const processor = new KeyboardProcessor(TEST_DEVICE, {
+    const processor = new JSKeyboardProcessor(TEST_DEVICE, {
       keyboardInterface: dummiedWithHarness
     });
     const result = processor.processKeystroke(event, contextSource);
@@ -201,7 +201,7 @@ describe('Engine - specialized backspace handling', function() {
       device: device
     });
 
-    const processor = new KeyboardProcessor(TEST_DEVICE, {
+    const processor = new JSKeyboardProcessor(TEST_DEVICE, {
       keyboardInterface: angkorWithHarness
     });
     const result = processor.processKeystroke(event, contextSource);
@@ -236,7 +236,7 @@ describe('Engine - specialized backspace handling', function() {
       device: device
     });
 
-    const processor = new KeyboardProcessor(TEST_DEVICE, {
+    const processor = new JSKeyboardProcessor(TEST_DEVICE, {
       keyboardInterface: angkorWithHarness
     });
     const result = processor.processKeystroke(event, contextSource);
@@ -264,7 +264,7 @@ describe('Engine - specialized backspace handling', function() {
       device: device
     });
 
-    const processor = new KeyboardProcessor(TEST_DEVICE, {
+    const processor = new JSKeyboardProcessor(TEST_DEVICE, {
       keyboardInterface: ipaWithHarness
     });
     const result = processor.processKeystroke(event, contextSource);
@@ -295,7 +295,7 @@ describe('Engine - specialized backspace handling', function() {
     // A specialized test keyboard that duplicates backspaces when sufficient
     // context exists.
 
-    const processor = new KeyboardProcessor(TEST_DEVICE, {
+    const processor = new JSKeyboardProcessor(TEST_DEVICE, {
       keyboardInterface: bksp2xWithHarness
     });
     const result = processor.processKeystroke(event, contextSource);
@@ -330,7 +330,7 @@ describe('Engine - specialized backspace handling', function() {
     // A specialized test keyboard that handles keys without emitting any content.
     // We want to ensure error cases without output, on null context, don't act
     // like backspaces.
-    const processor = new KeyboardProcessor(TEST_DEVICE, {
+    const processor = new JSKeyboardProcessor(TEST_DEVICE, {
       keyboardInterface: dummiedWithHarness
     });
     const result = processor.processKeystroke(event, contextSource);
diff --git a/web/src/tools/testing/recorder-core/src/nodeProctor.ts b/web/src/tools/testing/recorder-core/src/nodeProctor.ts
index 61554e2db59..58be39cc799 100644
--- a/web/src/tools/testing/recorder-core/src/nodeProctor.ts
+++ b/web/src/tools/testing/recorder-core/src/nodeProctor.ts
@@ -11,7 +11,7 @@ import {
 import { KeyEvent, KeyEventSpec, KeyboardHarness } from "keyman/engine/keyboard";
 import { Mock, type OutputTarget } from "keyman/engine/js-processor";
 import { DeviceSpec } from "@keymanapp/web-utils";
-import { JSKeyboardInterface, KeyboardProcessor } from 'keyman/engine/js-processor';
+import { JSKeyboardInterface, JSKeyboardProcessor } from 'keyman/engine/js-processor';
 
 export default class NodeProctor extends Proctor {
   private keyboardWithHarness: KeyboardHarness;
@@ -56,7 +56,7 @@ export default class NodeProctor extends Proctor {
     }
 
     // Establish a fresh processor, setting its keyboard appropriately for the test.
-    let processor = new KeyboardProcessor(this.device);
+    let processor = new JSKeyboardProcessor(this.device);
     processor.keyboardInterface = this.keyboardWithHarness as JSKeyboardInterface;
     const keyboard = processor.activeKeyboard;