diff --git a/common/web/types/src/util/compiler-interfaces.ts b/common/web/types/src/util/compiler-interfaces.ts
index 8ac2fe7709..fa7bdeca46 100644
--- a/common/web/types/src/util/compiler-interfaces.ts
+++ b/common/web/types/src/util/compiler-interfaces.ts
@@ -79,6 +79,10 @@ export enum CompilerErrorNamespace {
    * kmc and related infrastructure errors between 0x5000…0x5FFF;
    */
   Infrastructure = 0x5000,
+  /**
+   * kmc-analyze 0x6000…0x6FFF;
+   */
+  Analyzer = 0x6000,
 };
 
 export type CompilerSchema =
diff --git a/developer/src/kmc-analyze/src/messages.ts b/developer/src/kmc-analyze/src/messages.ts
new file mode 100644
index 0000000000..2512fbdc19
--- /dev/null
+++ b/developer/src/kmc-analyze/src/messages.ts
@@ -0,0 +1,17 @@
+import { CompilerErrorNamespace, CompilerErrorSeverity, CompilerMessageSpec as m, compilerExceptionToString as exc } from "@keymanapp/common-types";
+
+const Namespace = CompilerErrorNamespace.Analyzer;
+const SevInfo = CompilerErrorSeverity.Info | Namespace;
+// const SevHint = CompilerErrorSeverity.Hint | Namespace;
+// const SevWarn = CompilerErrorSeverity.Warn | Namespace;
+// const SevError = CompilerErrorSeverity.Error | Namespace;
+const SevFatal = CompilerErrorSeverity.Fatal | Namespace;
+
+export class AnalyzerMessages {
+  static Fatal_UnexpectedException = (o:{e: any}) => m(this.FATAL_UnexpectedException, `Unexpected exception: ${exc(o.e)}`);
+  static FATAL_UnexpectedException = SevFatal | 0x0001;
+
+  static Info_ScanningFile = (o:{type: string, name: string}) => m(this.INFO_ScanningFile,
+    `Scanning ${o.type} file ${o.name}`);
+  static INFO_ScanningFile = SevInfo | 0x0002;
+};
diff --git a/developer/src/kmc-analyze/src/osk-character-use/index.ts b/developer/src/kmc-analyze/src/osk-character-use/index.ts
index 118144dd1f..4c8166d6bc 100644
--- a/developer/src/kmc-analyze/src/osk-character-use/index.ts
+++ b/developer/src/kmc-analyze/src/osk-character-use/index.ts
@@ -1,5 +1,6 @@
 import { CompilerCallbacks, KeymanDeveloperProject, KMX, KmxFileReader, KPJFileReader, KvksFileReader, TouchLayout, TouchLayoutFileReader } from "@keymanapp/common-types";
 import { KmnCompiler } from '@keymanapp/kmc-kmn';
+import { AnalyzerMessages } from "../messages.js";
 
 export class AnalyzeOskCharacterUse {
   private _strings: string[] = [];
@@ -47,7 +48,6 @@ export class AnalyzeOskCharacterUse {
   }
 
   private async analyzeProject(filename: string): Promise<void> {
-    // TODO: this.callbacks.reportMessage(...)  console.log(`Scanning project ${filename}`);
     const reader = new KPJFileReader(this.callbacks);
     const source = reader.read(this.callbacks.loadFile(filename));
     const project = reader.transform(filename, source);
@@ -64,8 +64,10 @@ export class AnalyzeOskCharacterUse {
     let kpjFile = this.callbacks.path.join(folder, this.callbacks.path.basename(folder) + '.kpj');
 
     if(this.callbacks.fs.existsSync(kpjFile)) {
+      this.callbacks.reportMessage(AnalyzerMessages.Info_ScanningFile({type:'project', name:kpjFile}));
       await this.analyzeProject(kpjFile);
     } else {
+      this.callbacks.reportMessage(AnalyzerMessages.Info_ScanningFile({type:'project folder', name:folder}));
       const project = new KeymanDeveloperProject(kpjFile, '2.0', this.callbacks);
       project.populateFiles();
       let files = project.files.map(file => this.callbacks.resolveFilename(kpjFile, file.filePath));
@@ -75,37 +77,36 @@ export class AnalyzeOskCharacterUse {
   }
 
   private async analyzeKmnKeyboard(filename: string): Promise<void> {
-    // let ...
+    this.callbacks.reportMessage(AnalyzerMessages.Info_ScanningFile({type:'keyboard source', name:filename}));
 
-    const kmxCompiler = new KmnCompiler();
-    if(!await kmxCompiler.init(this.callbacks)) {
+    const kmnCompiler = new KmnCompiler();
+    if(!await kmnCompiler.init(this.callbacks)) {
       // TODO: error handling
       console.error('kmx compiler failed to init');
       process.exit(1);
     }
 
-    // TODO: this belongs in kmxCompiler.run, or better, by fixing kmxCompiler to use callbacks.loadFile
-    filename = filename.replace(/\\/g, '/');
-
-    // TODO: runToMemory, add option to kmxCompiler to store debug-data for conversion to .js (e.g. store metadata, group readonly metadata, etc)
-    if(!kmxCompiler.run(filename, filename + '.tmp', {
+    // Note, output filename here is just to provide path data,
+    // as nothing is written to disk
+    let result = kmnCompiler.runCompiler(filename, filename + '.tmp', {
       shouldAddCompilerVersion: false,
       saveDebug: false,
       target: 'js'
-    })) {
+    });
+
+    if(!result) {
       //TODO: error handling
+      process.exit(1);
+    }
+
+    if(result.data.kvksFilename) {
+      this.addStrings(this.scanVisualKeyboard(this.callbacks.resolveFilename(filename, result.data.kvksFilename)));
     }
 
     const reader = new KmxFileReader();
-    const keyboard: KMX.KEYBOARD = reader.read(this.callbacks.loadFile(filename + '.tmp'));
-
-    const kvkStore = keyboard.stores.find(store => store.dwSystemID == KMX.KMXFile.TSS_VISUALKEYBOARD);
+    const keyboard: KMX.KEYBOARD = reader.read(result.kmx.data);
     const touchLayoutStore = keyboard.stores.find(store => store.dwSystemID == KMX.KMXFile.TSS_LAYOUTFILE);
 
-    if(kvkStore) {
-      this.addStrings(this.scanVisualKeyboard(this.callbacks.resolveFilename(filename, kvkStore.dpString)));
-    }
-
     if(touchLayoutStore) {
       this.addStrings(this.scanTouchLayout(this.callbacks.resolveFilename(filename, touchLayoutStore.dpString)));
     }
@@ -120,8 +121,8 @@ export class AnalyzeOskCharacterUse {
   //
 
   private scanVisualKeyboard(filename: string): string[] {
+    this.callbacks.reportMessage(AnalyzerMessages.Info_ScanningFile({type:'visual keyboard', name:filename}));
     let strings: string[] = [];
-    // TODO: this.callbacks.reportMessage(...)  console.log(`Scanning visual keyboard ${filename}`);
     const reader = new KvksFileReader();
     const source = reader.read(this.callbacks.loadFile(filename));
     let invalidKeys: string[] = [];
@@ -136,8 +137,8 @@ export class AnalyzeOskCharacterUse {
   }
 
   private scanTouchLayout(filename: string): string[] {
+    this.callbacks.reportMessage(AnalyzerMessages.Info_ScanningFile({type:'touch layout', name:filename}));
     let strings: string[] = [];
-    // TODO: this.callbacks.reportMessage(...)  console.log(`Scanning touch layout ${filename}`);
     const reader = new TouchLayoutFileReader();
     const source = reader.read(this.callbacks.loadFile(filename));
     // TODO: handle errors
diff --git a/developer/src/kmc-kmn/src/compiler/compiler.ts b/developer/src/kmc-kmn/src/compiler/compiler.ts
index 5e910ff45b..63d4885849 100644
--- a/developer/src/kmc-kmn/src/compiler/compiler.ts
+++ b/developer/src/kmc-kmn/src/compiler/compiler.ts
@@ -15,10 +15,15 @@ export interface CompilerResultFile {
   data: Uint8Array;
 };
 
+export interface CompilerResultMetadata {
+  kvksFilename?: string;
+};
+
 export interface CompilerResult {
   kmx?: CompilerResultFile;
   kvk?: CompilerResultFile;
   js?: CompilerResultFile;
+  data: CompilerResultMetadata;
 };
 
 export interface CompilerOptions {
@@ -159,7 +164,7 @@ export class KmnCompiler {
       loadFile: this.loadFileCallback
     };
 
-    let result: CompilerResult = {};
+    let result: CompilerResult = {data:{}};
     let wasm_interface = new this.Module.CompilerInterface();
     let wasm_options = new this.Module.CompilerOptions();
     let wasm_result = null;
@@ -175,8 +180,9 @@ export class KmnCompiler {
         return null;
       }
 
-      if(wasm_result.kvksFilename) {
-        result.kvk = this.runKvkCompiler(wasm_result.kvksFilename, infile, outfile);
+      result.data.kvksFilename = wasm_result.kvksFilename;
+      if(result.data.kvksFilename) {
+        result.kvk = this.runKvkCompiler(result.data.kvksFilename, infile, outfile);
         if(!result.kvk) {
           return null;
         }
diff --git a/developer/src/kmc/src/commands/analyze.ts b/developer/src/kmc/src/commands/analyze.ts
index b30e736794..489f37625c 100644
--- a/developer/src/kmc/src/commands/analyze.ts
+++ b/developer/src/kmc/src/commands/analyze.ts
@@ -40,8 +40,6 @@ async function analyze(filenames: string[], options: AnalysisActivityOptions): P
   let callbacks = new NodeCompilerCallbacks({logLevel: options.outFile ? options.logLevel : 'silent'});
 
   try {
-    // callbacks.reportMessage(InfrastructureMessages.Info_AnalyzingFile({filename}));
-
     switch(options.action) {
       case 'osk-char-use':
         return await analyzeOskCharUse(callbacks, filenames, options);