No, I want unused tags hidden.

_suckless/_scripts/sb-battery

@@ -13,5 +13,5 @@ for battery in /sys/class/power_supply/BAT?*; do
 	esac
 	capacity=$(cat "$battery/capacity")
 	# Will make a warn variable if discharging and low
-	[ "$capacity" -le 20 ] && printf "\ue19c ^c#161616^^b#fd4285^${capacity}%%^d^" || printf "${status} ${capacity}%%"
+	[ "$capacity" -le 20 ] && printf "^c#161616^^b#fd4285^\ue19c ${capacity}%%^d^" || printf "${status} ${capacity}%%"
 done && exit 0

_suckless/dwm/config.h

@@ -39,7 +39,7 @@ static Sp scratchpads[] = {
 };
 
 /* tagging */
-static const char *tags[] = {"\ue9ef", "\ue894", "\ue0c9", "\ue0e1", "\ue3fe", "\ue3ff", "\ue943", "\uea67" };
+static const char *tags[] = {"\ue9ef", "\ue894", "\ue0c9", "\ue0e1", "\ue3fe", "\ue3ff", "7", "8", "\ue943", "\uea67" };
 
 static const Rule rules[] = {
   /* xprop(1):
@@ -54,7 +54,7 @@ static const Rule rules[] = {
   { "Thunderbird",  NULL,     NULL,               1 << 3,    0,          0,           0,        -1 },
   { "Wfica",        NULL,     NULL,               1 << 9,    0,          0,           0,        -1 },
   { "Pavucontrol",  NULL,     NULL,               0,         1,          0,           0,        -1 },
-  { NULL,           NULL,     "Citrix Workspace", 1 << 6,    0,          0,           0,        -1 },
+  { NULL,           NULL,     "Citrix Workspace", 1 << 8,    0,          0,           0,        -1 },
   { NULL,           NULL,     "Event Tester",     0,         0,          0,           1,        -1 }, /* xev */
   { NULL,           "spterm", NULL,      	        SPTAG(0),  1,          1,           0,        -1 },
   { NULL,		        "spfile",	NULL,		            SPTAG(1),  1,          1,           0,	  		-1 },

_suckless/dwm/dwm.c

@@ -554,7 +554,7 @@ unswallow(Client *c)
 void
 buttonpress(XEvent *e)
 {
-	unsigned int i, x, click;
+	unsigned int i, x, click, occ = 0;
 	Arg arg = {0};
 	Client *c;
 	Monitor *m;
@@ -569,9 +569,14 @@ buttonpress(XEvent *e)
 	}
 	if (ev->window == selmon->barwin) {
 		i = x = 0;
-    do
+		for (c = m->clients; c; c = c->next)
+			occ |= c->tags == 255 ? 0 : c->tags;
+		do {
+			/* do not reserve space for vacant tags */
+			if (!(occ & 1 << i || m->tagset[m->seltags] & 1 << i))
+				continue;
 			x += TEXTW(tags[i]);
-		while (ev->x >= x && ++i < LENGTH(tags));
+		} while (ev->x >= x && ++i < LENGTH(tags));
 		if (i < LENGTH(tags)) {
 			click = ClkTagBar;
 			arg.ui = 1 << i;
@@ -1004,8 +1009,6 @@ void
 drawbar(Monitor *m)
 {
   int x, w, tw = 0, stw = 0;
-  int boxs = drw->fonts->h / 9;
-  int boxw = drw->fonts->h / 6 + 2;
 
   unsigned int i, occ = 0, urg = 0;
   Client *c;
@@ -1020,19 +1023,19 @@ drawbar(Monitor *m)
 
 	resizebarwin(m);
 	for (c = m->clients; c; c = c->next) {
-		occ |= c->tags;
+		occ |= c->tags == 255 ? 0 : c->tags;
 		if (c->isurgent)
 			urg |= c->tags;
 	}
 	x = 0;
 	for (i = 0; i < LENGTH(tags); i++) {
+		/* do not draw vacant tags */
+		if (!(occ & 1 << i || m->tagset[m->seltags] & 1 << i))
+		continue;
+
 		w = TEXTW(tags[i]);
 		drw_setscheme(drw, scheme[m->tagset[m->seltags] & 1 << i ? SchemeSel : SchemeNorm]);
 		drw_text(drw, x, 0, w, bh, lrpad / 2, tags[i], urg & 1 << i);
-		if (occ & 1 << i)
-			drw_rect(drw, x + boxs, boxs, boxw, boxw,
-				m == selmon && selmon->sel && selmon->sel->tags & 1 << i,
-				urg & 1 << i);
 		x += w;
 	}
 	w = blw = TEXTW(m->ltsymbol);

_suckless/dwm/patches/09-dwm-hide_vacant_tags-6.2.diff

@@ -0,0 +1,55 @@
+diff --git a/dwm.c b/dwm.c
+index 4465af1..c4aa3de 100644
+--- a/dwm.c
++++ b/dwm.c
+@@ -416,7 +416,7 @@ attachstack(Client *c)
+ void
+ buttonpress(XEvent *e)
+ {
+-	unsigned int i, x, click;
++	unsigned int i, x, click, occ = 0;
+ 	Arg arg = {0};
+ 	Client *c;
+ 	Monitor *m;
+@@ -431,9 +431,14 @@ buttonpress(XEvent *e)
+ 	}
+ 	if (ev->window == selmon->barwin) {
+ 		i = x = 0;
+-		do
++		for (c = m->clients; c; c = c->next)
++			occ |= c->tags == 255 ? 0 : c->tags;
++		do {
++			/* do not reserve space for vacant tags */
++			if (!(occ & 1 << i || m->tagset[m->seltags] & 1 << i))
++				continue;
+ 			x += TEXTW(tags[i]);
+-		while (ev->x >= x && ++i < LENGTH(tags));
++		} while (ev->x >= x && ++i < LENGTH(tags));
+ 		if (i < LENGTH(tags)) {
+ 			click = ClkTagBar;
+ 			arg.ui = 1 << i;
+@@ -709,19 +714,19 @@ drawbar(Monitor *m)
+ 	}
+ 
+ 	for (c = m->clients; c; c = c->next) {
+-		occ |= c->tags;
++		occ |= c->tags == 255 ? 0 : c->tags;
+ 		if (c->isurgent)
+ 			urg |= c->tags;
+ 	}
+ 	x = 0;
+ 	for (i = 0; i < LENGTH(tags); i++) {
++		/* do not draw vacant tags */
++		if (!(occ & 1 << i || m->tagset[m->seltags] & 1 << i))
++		continue;
++
+ 		w = TEXTW(tags[i]);
+ 		drw_setscheme(drw, scheme[m->tagset[m->seltags] & 1 << i ? SchemeSel : SchemeNorm]);
+ 		drw_text(drw, x, 0, w, bh, lrpad / 2, tags[i], urg & 1 << i);
+-		if (occ & 1 << i)
+-			drw_rect(drw, x + boxs, boxs, boxw, boxw,
+-				m == selmon && selmon->sel && selmon->sel->tags & 1 << i,
+-				urg & 1 << i);
+ 		x += w;
+ 	}
+ 	w = blw = TEXTW(m->ltsymbol);