diff --git a/env/15_basic.zsh b/env/15_basic.zsh
new file mode 100644
index 0000000..0f899d0
--- /dev/null
+++ b/env/15_basic.zsh
@@ -0,0 +1,13 @@
+local function first-command() {
+	while [[ -n $1 ]]; do
+		if command -v $1 > /dev/null; then
+			echo $1
+			return 0
+		fi
+		shift
+	done
+	return 1
+}
+
+export PAGER=${PAGER:-$(first-command nvimpager vimpager less)}
+export MANPAGER=${PAGER}
diff --git a/env/50_scala.zsh b/env/50_scala.zsh
new file mode 100644
index 0000000..33e3636
--- /dev/null
+++ b/env/50_scala.zsh
@@ -0,0 +1 @@
+export SBT_OPTS="-XX:+CMSClassUnloadingEnabled -XX:MaxPermSize=10G -Xmx10G"