diff --git a/cli/src/main/java/io/github/dfa1/vortex/cli/CountCommand.java b/cli/src/main/java/io/github/dfa1/vortex/cli/CountCommand.java
index 6beefc13..e9b380e4 100644
--- a/cli/src/main/java/io/github/dfa1/vortex/cli/CountCommand.java
+++ b/cli/src/main/java/io/github/dfa1/vortex/cli/CountCommand.java
@@ -6,6 +6,7 @@
 import java.nio.file.Files;
 import java.nio.file.Path;
 
+@SuppressWarnings("java:S106") // CLI command: stdout is the intended output channel
 final class CountCommand {
 
     private CountCommand() {
diff --git a/cli/src/main/java/io/github/dfa1/vortex/cli/FilterCommand.java b/cli/src/main/java/io/github/dfa1/vortex/cli/FilterCommand.java
index f064e668..4a148eb4 100644
--- a/cli/src/main/java/io/github/dfa1/vortex/cli/FilterCommand.java
+++ b/cli/src/main/java/io/github/dfa1/vortex/cli/FilterCommand.java
@@ -25,6 +25,7 @@
 import java.util.Arrays;
 import java.util.List;
 
+@SuppressWarnings("java:S106") // CLI command: stdout is the intended output channel
 final class FilterCommand {
 
     private FilterCommand() {
diff --git a/cli/src/main/java/io/github/dfa1/vortex/cli/InspectCommand.java b/cli/src/main/java/io/github/dfa1/vortex/cli/InspectCommand.java
index 4573ac51..29e3abe0 100644
--- a/cli/src/main/java/io/github/dfa1/vortex/cli/InspectCommand.java
+++ b/cli/src/main/java/io/github/dfa1/vortex/cli/InspectCommand.java
@@ -11,6 +11,7 @@
 import java.nio.file.Files;
 import java.nio.file.Path;
 
+@SuppressWarnings("java:S106") // CLI command: stdout is the intended output channel
 final class InspectCommand {
 
     private InspectCommand() {
diff --git a/cli/src/main/java/io/github/dfa1/vortex/cli/SchemaCommand.java b/cli/src/main/java/io/github/dfa1/vortex/cli/SchemaCommand.java
index c4bf30fb..72d4d5eb 100644
--- a/cli/src/main/java/io/github/dfa1/vortex/cli/SchemaCommand.java
+++ b/cli/src/main/java/io/github/dfa1/vortex/cli/SchemaCommand.java
@@ -10,6 +10,7 @@
 import java.util.List;
 import java.util.Locale;
 
+@SuppressWarnings("java:S106") // CLI command: stdout is the intended output channel
 final class SchemaCommand {
 
     private SchemaCommand() {
diff --git a/cli/src/main/java/io/github/dfa1/vortex/cli/SelectCommand.java b/cli/src/main/java/io/github/dfa1/vortex/cli/SelectCommand.java
index d31b448c..5c2f34f3 100644
--- a/cli/src/main/java/io/github/dfa1/vortex/cli/SelectCommand.java
+++ b/cli/src/main/java/io/github/dfa1/vortex/cli/SelectCommand.java
@@ -12,6 +12,7 @@
 import java.util.Arrays;
 import java.util.List;
 
+@SuppressWarnings("java:S106") // CLI command: stdout is the intended output channel
 final class SelectCommand {
 
     private SelectCommand() {
diff --git a/cli/src/main/java/io/github/dfa1/vortex/cli/StatsCommand.java b/cli/src/main/java/io/github/dfa1/vortex/cli/StatsCommand.java
index 531f6d08..5cc180cd 100644
--- a/cli/src/main/java/io/github/dfa1/vortex/cli/StatsCommand.java
+++ b/cli/src/main/java/io/github/dfa1/vortex/cli/StatsCommand.java
@@ -10,6 +10,7 @@
 import java.util.List;
 import java.util.Map;
 
+@SuppressWarnings("java:S106") // CLI command: stdout is the intended output channel
 final class StatsCommand {
 
     private StatsCommand() {
diff --git a/cli/src/main/java/io/github/dfa1/vortex/cli/TuiCommand.java b/cli/src/main/java/io/github/dfa1/vortex/cli/TuiCommand.java
index 581ccd25..1b684037 100644
--- a/cli/src/main/java/io/github/dfa1/vortex/cli/TuiCommand.java
+++ b/cli/src/main/java/io/github/dfa1/vortex/cli/TuiCommand.java
@@ -9,6 +9,7 @@
 import java.io.PrintStream;
 import java.util.Optional;
 
+@SuppressWarnings("java:S106") // CLI command: stdout is the intended output channel
 final class TuiCommand {
 
     private TuiCommand() {
diff --git a/cli/src/main/java/io/github/dfa1/vortex/cli/VortexCli.java b/cli/src/main/java/io/github/dfa1/vortex/cli/VortexCli.java
index 212e1a97..0f5ada1f 100644
--- a/cli/src/main/java/io/github/dfa1/vortex/cli/VortexCli.java
+++ b/cli/src/main/java/io/github/dfa1/vortex/cli/VortexCli.java
@@ -7,6 +7,7 @@
 /// Entry point for the Vortex command-line tool.
 ///
 /// Exit codes: see [ExitStatus].
+@SuppressWarnings("java:S106") // CLI entry point: stdout is the intended output channel
 public final class VortexCli {
 
     static {
diff --git a/cli/src/main/java/io/github/dfa1/vortex/cli/tui/term/PosixTerminal.java b/cli/src/main/java/io/github/dfa1/vortex/cli/tui/term/PosixTerminal.java
index 3335400e..523bf9b2 100644
--- a/cli/src/main/java/io/github/dfa1/vortex/cli/tui/term/PosixTerminal.java
+++ b/cli/src/main/java/io/github/dfa1/vortex/cli/tui/term/PosixTerminal.java
@@ -21,6 +21,7 @@
 /// On entry: saves the original `termios`, switches to alt screen, hides
 /// the cursor. On [#close()]: restores everything, even on exceptions, via a
 /// shutdown hook that fires if the caller skips try-with-resources.
+@SuppressWarnings("java:S106") // terminal driver: writes control sequences straight to stdout
 public final class PosixTerminal implements Terminal {
 
     private static final int STDIN_FD = 0;
diff --git a/cli/src/main/java/io/github/dfa1/vortex/cli/tui/term/WindowsTerminal.java b/cli/src/main/java/io/github/dfa1/vortex/cli/tui/term/WindowsTerminal.java
index 47504be0..6c01de38 100644
--- a/cli/src/main/java/io/github/dfa1/vortex/cli/tui/term/WindowsTerminal.java
+++ b/cli/src/main/java/io/github/dfa1/vortex/cli/tui/term/WindowsTerminal.java
@@ -22,6 +22,7 @@
 ///
 /// `GetConsoleScreenBufferInfo` drives [#size()]; we report the visible
 /// window rect, not the scrollback buffer.
+@SuppressWarnings("java:S106") // terminal driver: writes control sequences straight to stdout
 public final class WindowsTerminal implements Terminal {
 
     private static final long STD_INPUT_HANDLE = -10L;
diff --git a/proto-gen/src/main/java/io/github/dfa1/vortex/protogen/Main.java b/proto-gen/src/main/java/io/github/dfa1/vortex/protogen/Main.java
index d2e42433..d3664646 100644
--- a/proto-gen/src/main/java/io/github/dfa1/vortex/protogen/Main.java
+++ b/proto-gen/src/main/java/io/github/dfa1/vortex/protogen/Main.java
@@ -8,6 +8,7 @@
 
 /// CLI entry for the build-time `.proto` to Java code generator.
 /// Invoked from the `regenerate-sources` Maven profile via `exec-maven-plugin`.
+@SuppressWarnings("java:S106") // build-time code-gen CLI: progress goes to stdout
 public final class Main {
 
     private Main() {