diff --git a/nixos/configuration.nix b/nixos/configuration.nix
index 983819c..9b724fc 100644
--- a/nixos/configuration.nix
+++ b/nixos/configuration.nix
@@ -96,6 +96,9 @@ in
 
           ## Coding/programming.
           git
+          go        ## The Go Programming language.
+          jdk17     ## Java. Alias for openjdk17.
+          nodejs    ## JavaScript runtime environment.
 
           (vscode-with-extensions.override
             {
@@ -103,9 +106,16 @@ in
               vscodeExtensions = with vscode-extensions;
               [
                 ## Extension examples:
+                ## Currently unmaintained &&|| is outdated.
+
                 # dracula-theme.theme-dracula
                 # ms-python.python
                 # rust-lang.rust-analyzer
+                # vscjava.vscode-java-dependency
+                # vscjava.vscode-java-debug
+                # vscjava.vscode-maven
+                # golang.go
+                # vscjava.vscode-gradle
               ];
             }
           )