diff --git a/apps/server/vitest.config.ts b/apps/server/vitest.config.ts
index faeecd98..aae12c78 100644
--- a/apps/server/vitest.config.ts
+++ b/apps/server/vitest.config.ts
@@ -17,12 +17,12 @@ export default defineConfig({
         "src/routes/**", // Routes are better tested with integration tests
       ],
       thresholds: {
-        // Thresholds lowered after moving lib files to shared packages
-        // TODO: Gradually increase as we add more tests
-        lines: 55,
-        functions: 50,
-        branches: 50,
-        statements: 55,
+        // Increased thresholds to ensure better code quality
+        // Current coverage: 64% stmts, 56% branches, 78% funcs, 64% lines
+        lines: 60,
+        functions: 75,
+        branches: 55,
+        statements: 60,
       },
     },
     include: ["tests/**/*.test.ts", "tests/**/*.spec.ts"],
diff --git a/libs/dependency-resolver/vitest.config.ts b/libs/dependency-resolver/vitest.config.ts
new file mode 100644
index 00000000..a54b8f72
--- /dev/null
+++ b/libs/dependency-resolver/vitest.config.ts
@@ -0,0 +1,21 @@
+import { defineConfig } from "vitest/config";
+
+export default defineConfig({
+  test: {
+    globals: true,
+    environment: "node",
+    include: ["tests/**/*.test.ts"],
+    coverage: {
+      provider: "v8",
+      reporter: ["text", "json", "html"],
+      include: ["src/**/*.ts"],
+      exclude: ["src/**/*.d.ts", "src/index.ts"],
+      thresholds: {
+        lines: 90,
+        functions: 100,
+        branches: 85,
+        statements: 90,
+      },
+    },
+  },
+});
diff --git a/libs/git-utils/vitest.config.ts b/libs/git-utils/vitest.config.ts
new file mode 100644
index 00000000..dfc57da1
--- /dev/null
+++ b/libs/git-utils/vitest.config.ts
@@ -0,0 +1,21 @@
+import { defineConfig } from "vitest/config";
+
+export default defineConfig({
+  test: {
+    globals: true,
+    environment: "node",
+    include: ["tests/**/*.test.ts"],
+    coverage: {
+      provider: "v8",
+      reporter: ["text", "json", "html"],
+      include: ["src/**/*.ts"],
+      exclude: ["src/**/*.d.ts", "src/index.ts", "src/types.ts"],
+      thresholds: {
+        lines: 65,
+        functions: 75,
+        branches: 35,
+        statements: 65,
+      },
+    },
+  },
+});
diff --git a/libs/platform/vitest.config.ts b/libs/platform/vitest.config.ts
index dbea81f2..2a441396 100644
--- a/libs/platform/vitest.config.ts
+++ b/libs/platform/vitest.config.ts
@@ -8,6 +8,16 @@ export default defineConfig({
     coverage: {
       provider: "v8",
       reporter: ["text", "json", "html"],
+      include: ["src/**/*.ts"],
+      exclude: ["src/**/*.d.ts", "src/index.ts"],
+      thresholds: {
+        // Current overall coverage: ~64% (only subprocess.ts well tested)
+        // Set realistic thresholds until more files are tested
+        lines: 60,
+        functions: 40,
+        branches: 60,
+        statements: 60,
+      },
     },
   },
 });
diff --git a/libs/utils/vitest.config.ts b/libs/utils/vitest.config.ts
new file mode 100644
index 00000000..62681b2d
--- /dev/null
+++ b/libs/utils/vitest.config.ts
@@ -0,0 +1,23 @@
+import { defineConfig } from "vitest/config";
+
+export default defineConfig({
+  test: {
+    globals: true,
+    environment: "node",
+    include: ["tests/**/*.test.ts"],
+    coverage: {
+      provider: "v8",
+      reporter: ["text", "json", "html"],
+      include: ["src/**/*.ts"],
+      exclude: ["src/**/*.d.ts", "src/index.ts"],
+      thresholds: {
+        // Current overall coverage: ~19% (only error-handler.ts tested)
+        // Set modest thresholds until more files are tested
+        lines: 15,
+        functions: 15,
+        branches: 25,
+        statements: 15,
+      },
+    },
+  },
+});