diff --git a/demos/bola.lua b/demos/bola.lua
new file mode 100644
index 0000000..430368c
--- /dev/null
+++ b/demos/bola.lua
@@ -0,0 +1,3 @@
+p=0.45 a=0 c=cos s=sin function update()cls()for m=0,63 do
+N=2*p*(m%8)M=p*flr(m/8)x,y,z=s(M)*c(N),s(M)*s(N),c(M)I,J=c(a),s(a)y,z=y*I-z*J,y*J+z*I
+x,z=x*I-z*J,x*J+z*I x,y=x/(z+4),y/(z+4)print(chr(47-sgn(z)),20+x*70,15+y*55)end a=a+0.03 end
\ No newline at end of file
diff --git a/demos/checker3d.lua b/demos/checker3d.lua
new file mode 100644
index 0000000..92a1d88
--- /dev/null
+++ b/demos/checker3d.lua
@@ -0,0 +1,6 @@
+for i=0,1199 do poke(i,207) end o=0
+function update()o=o-0.05
+for y=1,14 do for x=0,39 do
+c=(flr((x-20)/(2*y)+o)+flr(10/y))%2
+poke(flr(1200+x+(15+y)*40),c*15)end
+end end
\ No newline at end of file
diff --git a/demos/cube.lua b/demos/cube.lua
new file mode 100644
index 0000000..189b2ee
--- /dev/null
+++ b/demos/cube.lua
@@ -0,0 +1,9 @@
+a=0 function l(b,c,i,j)d,e=i-b,j-c
+s=max(abs(d),abs(e))i,j=d/s,e/s for
+v=0,s-1 do b,c=b+i,c+j print("#",b,c)end end
+function r(u)f,g,h=(u>>2&1)*2-1,(u>>1&1)*2-1,(u&1)*2-1
+f,h=f*cos(a)-h*sin(a),f*sin(a)+h*cos(a)return f/(h+4),g/(h+4)end
+function update()cls()for n=0,7 do
+x,y=r(n)for k=0,2 do m=n~(1<<k)if m>n then
+f,g=r(m)l(20+x*40,15+y*30,20+f*40,15+g*30)
+end end end a=a+0.05 end
\ No newline at end of file
diff --git a/demos/fire.lua b/demos/fire.lua
new file mode 100644
index 0000000..e578ab0
--- /dev/null
+++ b/demos/fire.lua
@@ -0,0 +1,8 @@
+f={}p={0,1,5,4,6,12,14,15}for
+i=0,1199 do f[i]=0 poke(i,143)
+end function update()for i=0,
+1119 do if i<41 then f[1160+i]
+=rnd(2)*256 end f[i]=(f[i+39]+
+f[i+40]+f[i+41]+f[i+80])/4.1
+poke(1200+i,p[mid(0,flr(f[i]/4
+),7)+1]) end end
\ No newline at end of file
diff --git a/demos/raycast.lua b/demos/raycast.lua
new file mode 100644
index 0000000..4671cb4
--- /dev/null
+++ b/demos/raycast.lua
@@ -0,0 +1,15 @@
+m={}for x=1,12 do m[x]={}for y=1,12 do m[x][y]=0 if x==1
+or x==12 or y==1 or y==12 then m[x][y]=1 elseif x%2==1 and
+y%2==1 then m[x][y]=2 end end end pX,pY=6,6 dX,dY=1,0 lX,
+lY=0,0.66 t=0 cs=cos(0.05)sn=sin(0.05)function update()s=0
+if btn(82)then s=0.1 elseif btn(81)then s=-0.1 end if s~=0
+then pX,pY=pX+dX*s,pY+dY*s end s=0 if btn(80)then s=1 elseif
+btn(79)then s=-1 end if s~=0 then dX,dY=dX*cs+dY*sn*s,dY*cs-
+dX*sn*s lX,lY=lX*cs+lY*sn*s,lY*cs-lX*sn*s end cls()for x=0,
+39 do cX=2*x/40-1 rx,ry=dX+lX*cX,dY+lY*cX mX=flr(pX)mY=flr(
+pY)eX=abs(1/rx)eY=abs(1/ry)tX=sgn(rx)sX=eX*tX*(mX-pX+((tX+1
+)>>1))tY=sgn(ry)sY=eY*tY*(mY-pY+((tY+1)>>1))while 1 do if
+sX<sY then d,sX,mX=0,sX+eX,mX+tX else d,sY,mY=1,sY+eY,mY+tY
+end if m[mX][mY]>0 then break end end p=(d==0)and(sX-eX)or(
+sY-eY)ink(m[mX][mY])for y=max(0,15-15/p),min(30,15+15/p)do 
+print(d==0 and "\143" or "\207",x,y)end end end
\ No newline at end of file
diff --git a/demos/rotozoom.lua b/demos/rotozoom.lua
new file mode 100644
index 0000000..6c9a251
--- /dev/null
+++ b/demos/rotozoom.lua
@@ -0,0 +1,4 @@
+z,a=0,0 function update()for y=0,29 do for x=0,39 do
+i,j=x*cos(a)-y*sin(a),x*sin(a)+y*cos(a)i,j=i*z,j*z
+print(chr(127+(flr(j)+flr(j))%2),x,y)end end
+a=sin(time()/1000)z=abs(a)/3 end
\ No newline at end of file
diff --git a/demos/starfield.lua b/demos/starfield.lua
new file mode 100644
index 0000000..c7f5ca3
--- /dev/null
+++ b/demos/starfield.lua
@@ -0,0 +1,8 @@
+mode(0)f={}u={143,143,129,144,144}
+function p(i)f[i]={x=40-rnd(80),y=15-rnd(30),z=rnd(5)}end
+for i=0,50 do p(i) end
+function update()cls()for i=0,50 do 
+f[i].z=f[i].z-0.05 y=f[i].z
+m=40+f[i].x/y n=15+f[i].y/y
+if m<0 or n<0 or m>79 or n>29 or y<=0 then p(i)end
+print(chr(u[flr(f[i].z)+1]),m,n)end end
\ No newline at end of file
diff --git a/demos/starfield_with_comments.lua b/demos/starfield_with_comments.lua
new file mode 100644
index 0000000..5b67e74
--- /dev/null
+++ b/demos/starfield_with_comments.lua
@@ -0,0 +1,49 @@
+-- Inicialització. Com pots vore, està fora del init. Es pràcticament el mateix, però
+--  fora del init es mes guarro (pero ocupa menys caràcters, per això ho faig així en este codi)
+
+-- Fiquem el mode 0
+mode(0)
+
+-- Açò es un array per a mantindre totes les estrelles
+stars={}
+
+-- Açò es el caràcter que representa a la estrella segons lo lluny o prop que està de la pantalla
+-- Per exemple al fondo es "." i prop serà "*" o algo així, no recorde cada caracter
+characters={143,143,129,144,144}
+
+-- Aquesta funció inicialitza (o reinicialitza) la estrella "i" del array en una posició aleatòria
+function init_star(i)
+    stars[i]={ -- Ficat que cada membre de la tabla "stars" no es mes que una tabla amb una variable x, y i z
+        x = 40-rnd(80),
+        y = 15-rnd(30),
+        z = rnd(5)
+    }
+end
+
+-- Inicialitze, 50 estrelles
+for i=0,50 do init_star(i) end
+
+-- Açò es el bucle principal
+function update()
+    -- Borrar pantalla
+    cls()
+
+    -- Per a cada una de les 50 estrelles...
+    for i=0,50 do 
+        -- acostem la estrella a la pantalla (z=0 en la propia pantalla, z>0 cap a dins de la pantalla)
+        stars[i].z = stars[i].z - 0.05
+        
+        -- Transformem les coordenades 3d en 2d
+        local scr_x = 40 + stars[i].x / stars[i].z
+        local scr_y = 15 + stars[i].y / stars[i].z
+
+        -- Si la estrella està fora de la pantalla per alguna vora
+        --  o ja ha passat el umbral de la pantalla, se crea una nova
+        if scr_x<0 or scr_y<0 or scr_x>79 or scr_y>29 or stars[i].z<=0 then
+            init_star(i)
+        end
+
+        -- Pintar la estrella
+        print( chr(characters[flr(stars[i].z)+1]), scr_x, scr_y)
+    end
+end
diff --git a/demos/ticker.lua b/demos/ticker.lua
new file mode 100644
index 0000000..7dfd1f5
--- /dev/null
+++ b/demos/ticker.lua
@@ -0,0 +1,7 @@
+C=66 a=0 ticker=0 function p(C,x,y)if x<-8 or x>39
+then return end for j=0,7 do l=peek(2560+C*8+j)
+for i=0,7 do X=x+7-i ink(1+(flr(X)+j+flr(a))%15)if X>0
+and X<40 then s=10+sin(a+(X)*0.1)*5 if l&1==1 then
+print(chr(233),X,y+j+s)end end l=l>>1 end end end
+function update()cls()m="HOLA JAILERS"for n=0,#m-1 do
+p(ascii(m,n),n*8-flr(a*4)%(#m*8),0)end a=a+0.1 end
\ No newline at end of file