diff --git a/src/browser/Factory.zig b/src/browser/Factory.zig
index 6f74483ce..248ededab 100644
--- a/src/browser/Factory.zig
+++ b/src/browser/Factory.zig
@@ -32,7 +32,6 @@ const MouseEvent = @import("webapi/event/MouseEvent.zig");
 const Element = @import("webapi/Element.zig");
 const Document = @import("webapi/Document.zig");
 const EventTarget = @import("webapi/EventTarget.zig");
-const WorkerGlobalScope = @import("webapi/WorkerGlobalScope.zig");
 const XMLHttpRequestEventTarget = @import("webapi/net/XMLHttpRequestEventTarget.zig");
 const Blob = @import("webapi/Blob.zig");
 const AbstractRange = @import("webapi/AbstractRange.zig");
diff --git a/src/browser/Frame.zig b/src/browser/Frame.zig
index a97db6bd7..73e3c48a1 100644
--- a/src/browser/Frame.zig
+++ b/src/browser/Frame.zig
@@ -40,7 +40,6 @@ const FileList = @import("webapi/FileList.zig");
 const Node = @import("webapi/Node.zig");
 const Event = @import("webapi/Event.zig");
 const EventTarget = @import("webapi/EventTarget.zig");
-const Text = @import("webapi/cdata/Text.zig");
 const Element = @import("webapi/Element.zig");
 const HtmlElement = @import("webapi/element/Html.zig");
 const Window = @import("webapi/Window.zig");
@@ -51,8 +50,6 @@ const Performance = @import("webapi/Performance.zig");
 const Screen = @import("webapi/Screen.zig");
 const VisualViewport = @import("webapi/VisualViewport.zig");
 const AbstractRange = @import("webapi/AbstractRange.zig");
-const MutationObserver = @import("webapi/MutationObserver.zig");
-const IntersectionObserver = @import("webapi/IntersectionObserver.zig");
 const Worker = @import("webapi/Worker.zig");
 const CSSStyleSheet = @import("webapi/css/CSSStyleSheet.zig");
 const CustomElementDefinition = @import("webapi/CustomElementDefinition.zig");
diff --git a/src/browser/Runner.zig b/src/browser/Runner.zig
index 9c260a469..d07c1b31f 100644
--- a/src/browser/Runner.zig
+++ b/src/browser/Runner.zig
@@ -18,10 +18,8 @@
 
 const std = @import("std");
 const lp = @import("lightpanda");
-const builtin = @import("builtin");
 
 const js = @import("js/js.zig");
-const Frame = @import("Frame.zig");
 const Browser = @import("Browser.zig");
 const Session = @import("Session.zig");
 const HttpClient = @import("HttpClient.zig");
@@ -30,7 +28,6 @@ const Node = @import("webapi/Node.zig");
 const Selector = @import("webapi/selector/Selector.zig");
 
 const log = lp.log;
-const IS_DEBUG = builtin.mode == .Debug;
 
 const Runner = @This();
 
diff --git a/src/browser/Session.zig b/src/browser/Session.zig
index 4cab1caaf..f1af69b3a 100644
--- a/src/browser/Session.zig
+++ b/src/browser/Session.zig
@@ -22,7 +22,6 @@ const builtin = @import("builtin");
 
 const App = @import("../App.zig");
 
-const js = @import("js/js.zig");
 const storage = @import("webapi/storage/storage.zig");
 const Navigation = @import("webapi/navigation/Navigation.zig");
 const History = @import("webapi/History.zig");
diff --git a/src/browser/webapi/Node.zig b/src/browser/webapi/Node.zig
index af1e4395c..37d90ffed 100644
--- a/src/browser/webapi/Node.zig
+++ b/src/browser/webapi/Node.zig
@@ -35,7 +35,6 @@ pub const DocumentFragment = @import("DocumentFragment.zig");
 pub const DocumentType = @import("DocumentType.zig");
 pub const ShadowRoot = @import("ShadowRoot.zig");
 
-const log = lp.log;
 const String = lp.String;
 const Allocator = std.mem.Allocator;
 const LinkedList = std.DoublyLinkedList;
diff --git a/src/browser/webapi/crypto/EC.zig b/src/browser/webapi/crypto/EC.zig
index 236b2efd9..afa38259b 100644
--- a/src/browser/webapi/crypto/EC.zig
+++ b/src/browser/webapi/crypto/EC.zig
@@ -20,7 +20,6 @@
 //! agreement. Key bytes live as a libcrypto EVP_PKEY in `CryptoKey._vary.pkey`.
 
 const std = @import("std");
-const lp = @import("lightpanda");
 const crypto = @import("../../../sys/libcrypto.zig");
 
 const js = @import("../../js/js.zig");
diff --git a/src/cdp/Connection.zig b/src/cdp/Connection.zig
index 69b984463..7163384ac 100644
--- a/src/cdp/Connection.zig
+++ b/src/cdp/Connection.zig
@@ -24,13 +24,11 @@ const CDP = @import("CDP.zig");
 
 const App = @import("../App.zig");
 const Inbox = @import("../Inbox.zig");
-const Config = @import("../Config.zig");
 const WS = @import("../network/WS.zig");
 const ArenaPool = @import("../ArenaPool.zig");
 
 const log = lp.log;
 const posix = std.posix;
-const Allocator = std.mem.Allocator;
 const ArenaAllocator = std.heap.ArenaAllocator;
 
 pub const Connection = @This();
diff --git a/src/lightpanda.zig b/src/lightpanda.zig
index 3179e87be..cd42bcfc1 100644
--- a/src/lightpanda.zig
+++ b/src/lightpanda.zig
@@ -55,8 +55,6 @@ pub const cookies = @import("cookies.zig");
 pub const build_config = @import("build_config");
 pub const crash_handler = @import("crash_handler.zig");
 
-const IS_DEBUG = @import("builtin").mode == .Debug;
-
 pub const FetchOpts = struct {
     wait_ms: u32 = 5000,
     wait_until: ?Config.WaitUntil = null,
diff --git a/src/network/layer/CacheLayer.zig b/src/network/layer/CacheLayer.zig
index b12bd793a..a65a3570e 100644
--- a/src/network/layer/CacheLayer.zig
+++ b/src/network/layer/CacheLayer.zig
@@ -20,7 +20,6 @@ const std = @import("std");
 const lp = @import("lightpanda");
 
 const Layer = @import("../../browser/HttpClient.zig").Layer;
-const Request = @import("../../browser/HttpClient.zig").Request;
 const Transfer = @import("../../browser/HttpClient.zig").Transfer;
 const Response = @import("../../browser/HttpClient.zig").Response;
 
diff --git a/src/network/layer/DeferringLayer.zig b/src/network/layer/DeferringLayer.zig
index beee867a5..0cc4c4717 100644
--- a/src/network/layer/DeferringLayer.zig
+++ b/src/network/layer/DeferringLayer.zig
@@ -20,10 +20,8 @@ const std = @import("std");
 const lp = @import("lightpanda");
 const log = lp.log;
 
-const Client = @import("../../browser/HttpClient.zig").Client;
 const Network = @import("../Network.zig");
 const Transfer = @import("../../browser/HttpClient.zig").Transfer;
-const Request = @import("../../browser/HttpClient.zig").Request;
 const Response = @import("../../browser/HttpClient.zig").Response;
 const Layer = @import("../../browser/HttpClient.zig").Layer;
 const StableResponse = @import("../../browser/HttpClient.zig").StableResponse;
diff --git a/src/sys/url.zig b/src/sys/url.zig
index dd0d46928..c5bdeb613 100644
--- a/src/sys/url.zig
+++ b/src/sys/url.zig
@@ -16,9 +16,6 @@
 //! Bindings for Servo's rust-url (https://github.com/servo/rust-url).
 //! Check @src/html5ever/url.rs for Rust-side of the bindings.
 
-const std = @import("std");
-const mem = std.mem;
-
 pub const Url = anyopaque;
 
 pub const OwnedString = extern struct {