Build engine

Tell it the sets you own; it shows what you can (nearly) build and the exact parts to buy for a target.

🧱 What you can (nearly) build

%	Set	Name	Buy pcs	Lots
100%	10256-1	Taj Mahal	0	0
93%	10189-1	Taj Mahal	420	21
81%	10230-1	Mini Modulars	254	95

🎯 Build Hogwarts Castle Owlery — 9% complete

Buy 318 pieces across 128 lots.

🛒 Source the gap from the parts marketplace

33 of 128 part-lots available now (26%) · 95 still to import. Total-to-door R270 across 1 order(s) — parts + per-seller shipping.

BrickBits Spares · 43 lotsR270 (parts R200 + ship R70)

The missing parts

Buy	Part	Colour	Name
15×	59900	Light Bluish Gray	Cone 1 x 1 [Top Groove]
12×	15070	White	Plate Special 1 x 1 with Vertical Tooth
12×	79194	Tan	Plate Round 1 x 1 with Hollow Stud and Bar on Underside - Long Space
11×	15573	Dark Tan	Plate Special 1 x 2 with 1 Stud with Groove and Inside Stud Holder (Jumper)
8×	3005	Light Bluish Gray	Brick 1 x 1
7×	3659	Light Bluish Gray	Brick Arch 1 x 4
7×	6141	Dark Bluish Gray	Plate Round 1 x 1 with Solid Stud
6×	2357	Tan	Brick 2 x 2 Corner
6×	3005	Tan	Brick 1 x 1
6×	3070b	Medium Nougat	Tile 1 x 1 with Groove
6×	4070	Tan	Brick Special 1 x 1 with Headlight
6×	49668	Light Bluish Gray	Plate Special 1 x 1 with Tooth
6×	6141	White	Plate Round 1 x 1 with Solid Stud
5×	85861	Dark Green	Plate Round 1 x 1 with Open Stud
4×	13965	Tan	Brick Arch 1 x 3 x 3 [Gothic]
4×	14716	Tan	Brick 1 x 1 x 3
4×	2449	Tan	Slope Inverted 75° 2 x 1 x 3
4×	26604	Dark Bluish Gray	Brick Special 1 x 1 with Studs on 2 Adjacent Sides
4×	3002	Light Bluish Gray	Brick 2 x 3
4×	3023	Medium Nougat	Plate 1 x 2
4×	32607	Dark Green	Plant, Plate 1 x 1 Round with 3 Leaves
4×	73831	Medium Nougat	Plate 2 x 3 with 1 x 1 Cutout
4×	78329	White	Plate 1 x 5
4×	80015	White	Plate Round Corner 5 x 5 with 4 x 4 Round Cutout
4×	85984	Tan	Slope 30° 1 x 2 x 2/3
3×	3003	Light Bluish Gray	Brick 2 x 2
3×	30987	Tan	Cylinder Quarter 2 x 2 x 5 (Wall)
3×	32607	White	Plant, Plate 1 x 1 Round with 3 Leaves
3×	35480	Dark Bluish Gray	Plate Special 1 x 2 Rounded with 2 Open Studs
3×	3665	Light Bluish Gray	Slope Inverted 45° 2 x 1
3×	64644	Black	Equipment Telescope / Torch / Spyglass, Support Round 1 x 1 x 1 2/3
3×	89522	White	Creature Body Part, Horn (Unicorn)
2×	3659	White	Brick Arch 1 x 4
2×	14719	White	Tile 2 x 2 Corner
2×	14769	Dark Bluish Gray	Tile Round 2 x 2 with Bottom Stud Holder
2×	15254	Dark Bluish Gray	Brick Arch 1 x 6 x 2 - Thin Top without Reinforced Underside [New Version]
2×	1745	Black	Plate Round 1 x 2 Half Circle with Stud (Jumper)
2×	18759	Tan	Slope Inverted 45° 3 x 1 Double with 2 Blocked Open Studs
2×	23969	Trans-Light Blue	Panel 1 x 2 x 1 with Rounded Corners and 2 Sides
2×	2453b	Medium Nougat	Brick 1 x 1 x 5 with Solid Stud