diff --git a/frontends/nextjs/src/lib/db/sessions/crud/delete/delete-session-by-token.ts b/frontends/nextjs/src/lib/db/sessions/crud/delete/delete-session-by-token.ts
index e75d78d1e..fc39488de 100644
--- a/frontends/nextjs/src/lib/db/sessions/crud/delete/delete-session-by-token.ts
+++ b/frontends/nextjs/src/lib/db/sessions/crud/delete/delete-session-by-token.ts
@@ -11,7 +11,7 @@ export async function deleteSessionByToken(token: string): Promise<boolean> {
   }
   if (result.data.length === 0) return false
   const session = result.data[0]
-  if (session === null || session === undefined) return false
+  if (session === undefined) return false
   await adapter.delete('Session', session.id)
   return true
 }
diff --git a/frontends/nextjs/src/lib/db/sessions/crud/update-session.ts b/frontends/nextjs/src/lib/db/sessions/crud/update-session.ts
index b8229c010..24cceb221 100644
--- a/frontends/nextjs/src/lib/db/sessions/crud/update-session.ts
+++ b/frontends/nextjs/src/lib/db/sessions/crud/update-session.ts
@@ -8,7 +8,7 @@ export async function updateSession(
 ): Promise<Session> {
   const adapter = getAdapter()
   const record = await adapter.update('Session', sessionId, {
-    ...(input.token !== null && input.token !== undefined ? { token: input.token } : {}),
+    ...(input.token !== undefined ? { token: input.token } : {}),
     ...(input.expiresAt !== undefined ? { expiresAt: BigInt(input.expiresAt) } : {}),
     ...(input.lastActivity !== undefined ? { lastActivity: BigInt(input.lastActivity) } : {}),
   })
diff --git a/frontends/nextjs/src/lib/db/sessions/getters/list-sessions.ts b/frontends/nextjs/src/lib/db/sessions/getters/list-sessions.ts
index 8eab671de..b60a2313a 100644
--- a/frontends/nextjs/src/lib/db/sessions/getters/list-sessions.ts
+++ b/frontends/nextjs/src/lib/db/sessions/getters/list-sessions.ts
@@ -4,7 +4,7 @@ import type { ListSessionsOptions, Session } from '../types'
 
 export async function listSessions(options?: ListSessionsOptions): Promise<Session[]> {
   const adapter = getAdapter()
-  const result = options?.userId !== null && options?.userId !== undefined
+  const result = options?.userId !== undefined
     ? await adapter.list('Session', { filter: { userId: options.userId } })
     : await adapter.list('Session')
 
diff --git a/frontends/nextjs/src/lib/db/smtp-config/get-smtp-config.ts b/frontends/nextjs/src/lib/db/smtp-config/get-smtp-config.ts
index 863c88deb..7e192f12f 100644
--- a/frontends/nextjs/src/lib/db/smtp-config/get-smtp-config.ts
+++ b/frontends/nextjs/src/lib/db/smtp-config/get-smtp-config.ts
@@ -10,7 +10,7 @@ export async function getSMTPConfig(): Promise<SMTPConfig | null> {
   const adapter = getAdapter()
   const result = (await adapter.list('SMTPConfig')) as { data: DBALSMTPConfig[] }
   const config = result.data[0]
-  if (config === null || config === undefined) return null
+  if (config === undefined) return null
 
   return {
     host: config.host,
diff --git a/frontends/nextjs/src/lib/db/users/getters/get-user-by-id.ts b/frontends/nextjs/src/lib/db/users/getters/get-user-by-id.ts
index 7b9eba74f..959112784 100644
--- a/frontends/nextjs/src/lib/db/users/getters/get-user-by-id.ts
+++ b/frontends/nextjs/src/lib/db/users/getters/get-user-by-id.ts
@@ -10,7 +10,7 @@ export async function getUserById(
   options?: { tenantId?: string }
 ): Promise<User | null> {
   const adapter = getAdapter()
-  const record = options?.tenantId !== null && options?.tenantId !== undefined
+  const record = options?.tenantId !== undefined
     ? await adapter.findFirst('User', { where: { id: userId, tenantId: options.tenantId } })
     : await adapter.read('User', userId)
 
diff --git a/frontends/nextjs/src/lib/db/users/getters/get-users.ts b/frontends/nextjs/src/lib/db/users/getters/get-users.ts
index 8d73ae82e..bf9a43b5b 100644
--- a/frontends/nextjs/src/lib/db/users/getters/get-users.ts
+++ b/frontends/nextjs/src/lib/db/users/getters/get-users.ts
@@ -11,6 +11,6 @@ export type GetUsersOptions = { tenantId: string } | { scope: 'all' }
 export async function getUsers(options: GetUsersOptions): Promise<User[]> {
   const adapter = getAdapter()
   const listOptions = 'tenantId' in options ? { filter: { tenantId: options.tenantId } } : undefined
-  const result = listOptions !== null && listOptions !== undefined ? await adapter.list('User', listOptions) : await adapter.list('User')
+  const result = listOptions !== undefined ? await adapter.list('User', listOptions) : await adapter.list('User')
   return (result.data as Record<string, unknown>[]).map(user => mapUserRecord(user))
 }
diff --git a/frontends/nextjs/src/lib/packages/json/functions/load-json-package.ts b/frontends/nextjs/src/lib/packages/json/functions/load-json-package.ts
index 5bf8c350b..1d8171668 100644
--- a/frontends/nextjs/src/lib/packages/json/functions/load-json-package.ts
+++ b/frontends/nextjs/src/lib/packages/json/functions/load-json-package.ts
@@ -14,7 +14,7 @@ export async function loadJSONPackage(packagePath: string): Promise<JSONPackage>
     const componentsContent = await readFile(componentsPath, 'utf-8')
     const componentsData = JSON.parse(componentsContent) as { components?: JSONComponent[] }
     components = componentsData.components ?? []
-    hasComponents = (components !== null && components !== undefined && Array.isArray(components)) ? components.length > 0 : false
+    hasComponents = Array.isArray(components) && components.length > 0
   } catch {
     // Components file doesn't exist
   }
@@ -26,7 +26,7 @@ export async function loadJSONPackage(packagePath: string): Promise<JSONPackage>
     const permissionsContent = await readFile(permissionsPath, 'utf-8')
     const permissionsData = JSON.parse(permissionsContent) as { permissions?: JSONPermission[] }
     permissions = permissionsData.permissions ?? []
-    hasPermissions = (permissions !== null && permissions !== undefined && Array.isArray(permissions)) ? permissions.length > 0 : false
+    hasPermissions = Array.isArray(permissions) && permissions.length > 0
   } catch {
     // Permissions file doesn't exist
   }
diff --git a/frontends/nextjs/src/lib/packages/json/render-json-component.tsx b/frontends/nextjs/src/lib/packages/json/render-json-component.tsx
index a175b0b9e..56d3def7c 100644
--- a/frontends/nextjs/src/lib/packages/json/render-json-component.tsx
+++ b/frontends/nextjs/src/lib/packages/json/render-json-component.tsx
@@ -22,7 +22,7 @@ export function renderJSONComponent(
   props: Record<string, JsonValue> = {},
   ComponentRegistry: Record<string, React.ComponentType<Record<string, unknown>>> = {}
 ): React.ReactElement {
-  if (component.render === null || component.render === undefined) {
+  if (component.render === undefined) {
     return (
       <div style={{ padding: '1rem', border: '1px solid red', borderRadius: '0.25rem' }}>
         <strong>Error:</strong> Component {component.name} has no render definition
@@ -37,7 +37,7 @@ export function renderJSONComponent(
 
   try {
     const template = component.render.template
-    if (template === null || template === undefined) {
+    if (template === undefined) {
       return (
         <div style={{ padding: '1rem', border: '1px solid yellow', borderRadius: '0.25rem' }}>
           <strong>Warning:</strong> Component {component.name} has no template
diff --git a/frontends/nextjs/src/lib/packages/package-glue/config/get-package-repo-config.ts b/frontends/nextjs/src/lib/packages/package-glue/config/get-package-repo-config.ts
index 7a1efb383..6a32558f4 100644
--- a/frontends/nextjs/src/lib/packages/package-glue/config/get-package-repo-config.ts
+++ b/frontends/nextjs/src/lib/packages/package-glue/config/get-package-repo-config.ts
@@ -4,7 +4,7 @@ import { DEVELOPMENT_PACKAGE_REPO_CONFIG } from './development-config'
 import { PRODUCTION_PACKAGE_REPO_CONFIG } from './production-config'
 
 export function getPackageRepoConfig(): PackageRepoConfig {
-  const env = process.env.NODE_ENV !== undefined && process.env.NODE_ENV.length > 0 ? process.env.NODE_ENV : 'development'
+  const env = process.env.NODE_ENV !== undefined ? process.env.NODE_ENV : 'development'
   const enableRemote = process.env.NEXT_PUBLIC_ENABLE_REMOTE_PACKAGES === 'true'
 
   let config: PackageRepoConfig
diff --git a/frontends/nextjs/src/lib/packages/package-glue/functions/check-dependencies.ts b/frontends/nextjs/src/lib/packages/package-glue/functions/check-dependencies.ts
index 0e0af6487..29736e909 100644
--- a/frontends/nextjs/src/lib/packages/package-glue/functions/check-dependencies.ts
+++ b/frontends/nextjs/src/lib/packages/package-glue/functions/check-dependencies.ts
@@ -10,7 +10,7 @@ export function checkDependencies(
   packageId: string
 ): DependencyCheckResult {
   const pkg = registry[packageId]
-  if (pkg === null || pkg === undefined) return { satisfied: false, missing: [packageId] }
-  const missing = (pkg.dependencies ?? []).filter((dep) => registry[dep] === null || registry[dep] === undefined)
+  if (pkg === undefined) return { satisfied: false, missing: [packageId] }
+  const missing = (pkg.dependencies ?? []).filter((dep) => registry[dep] === undefined)
   return { satisfied: missing.length === 0, missing }
 }
diff --git a/frontends/nextjs/src/lib/packages/package-glue/functions/get-package-components.ts b/frontends/nextjs/src/lib/packages/package-glue/functions/get-package-components.ts
index b8b6f68be..2ec7e6237 100644
--- a/frontends/nextjs/src/lib/packages/package-glue/functions/get-package-components.ts
+++ b/frontends/nextjs/src/lib/packages/package-glue/functions/get-package-components.ts
@@ -1,5 +1,5 @@
 import type { PackageDefinition } from '../types'
 
 export function getPackageComponents(pkg: PackageDefinition) {
-  return pkg.components ?? []
+  return pkg.components !== undefined ? pkg.components : []
 }
diff --git a/frontends/nextjs/src/lib/packages/unified/load-package.ts b/frontends/nextjs/src/lib/packages/unified/load-package.ts
index a77385181..03e024aa8 100644
--- a/frontends/nextjs/src/lib/packages/unified/load-package.ts
+++ b/frontends/nextjs/src/lib/packages/unified/load-package.ts
@@ -24,7 +24,7 @@ export async function loadPackage(packageId: string): Promise<UnifiedPackage | n
   }
 
   const legacyEntry = PACKAGE_CATALOG[packageId]
-  if (legacyEntry !== null && legacyEntry !== undefined) {
+  if (legacyEntry !== undefined) {
     const data = legacyEntry()
     return {
       packageId: data.manifest.id,