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diff --git a/apps/plugins/puzzles/src/CMakeLists.txt b/apps/plugins/puzzles/src/CMakeLists.txt
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+++ b/apps/plugins/puzzles/src/CMakeLists.txt
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+cmake_minimum_required(VERSION 3.5)
+
+project(puzzles
+  LANGUAGES C)
+
+include(cmake/setup.cmake)
+
+add_library(core_obj OBJECT
+  combi.c divvy.c draw-poly.c drawing.c dsf.c findloop.c grid.c
+  latin.c laydomino.c loopgen.c malloc.c matching.c midend.c misc.c
+  penrose.c penrose-legacy.c ps.c random.c sort.c tdq.c tree234.c
+  version.c
+  ${platform_common_sources})
+add_library(core $<TARGET_OBJECTS:core_obj>)
+add_library(common $<TARGET_OBJECTS:core_obj> hat.c spectre.c)
+
+cliprogram(polygon-test draw-poly.c
+  SDL2_LIB COMPILE_DEFINITIONS STANDALONE_POLYGON)
+
+include_directories(${CMAKE_CURRENT_SOURCE_DIR})
+
+puzzle(blackbox
+  DISPLAYNAME "Black Box"
+  DESCRIPTION "Ball-finding puzzle"
+  OBJECTIVE "Find the hidden balls in the box by bouncing laser beams \
+off them.")
+
+puzzle(bridges
+  DISPLAYNAME "Bridges"
+  DESCRIPTION "Bridge-placing puzzle"
+  OBJECTIVE "Connect all the islands with a network of bridges.")
+
+puzzle(cube
+  DISPLAYNAME "Cube"
+  DESCRIPTION "Rolling cube puzzle"
+  OBJECTIVE "Pick up all the blue squares by rolling the cube over them.")
+
+puzzle(dominosa
+  DISPLAYNAME "Dominosa"
+  DESCRIPTION "Domino tiling puzzle"
+  OBJECTIVE "Tile the rectangle with a full set of dominoes.")
+solver(dominosa)
+
+puzzle(fifteen
+  DISPLAYNAME "Fifteen"
+  DESCRIPTION "Sliding block puzzle"
+  OBJECTIVE "Slide the tiles around to arrange them into order.")
+solver(fifteen)
+
+puzzle(filling
+  DISPLAYNAME "Filling"
+  DESCRIPTION "Polyomino puzzle"
+  OBJECTIVE "Mark every square with the area of its containing region.")
+solver(filling)
+
+puzzle(flip
+  DISPLAYNAME "Flip"
+  DESCRIPTION "Tile inversion puzzle"
+  OBJECTIVE "Flip groups of squares to light them all up at once.")
+
+puzzle(flood
+  DISPLAYNAME "Flood"
+  DESCRIPTION "Flood-filling puzzle"
+  OBJECTIVE "Turn the grid the same colour in as few flood fills as possible.")
+
+puzzle(galaxies
+  DISPLAYNAME "Galaxies"
+  DESCRIPTION "Symmetric polyomino puzzle"
+  OBJECTIVE "Divide the grid into rotationally symmetric regions each \
+centred on a dot.")
+solver(galaxies)
+cliprogram(galaxiespicture galaxies.c
+  COMPILE_DEFINITIONS STANDALONE_PICTURE_GENERATOR)
+guiprogram(galaxieseditor galaxies.c
+  COMPILE_DEFINITIONS EDITOR)
+
+puzzle(guess
+  DISPLAYNAME "Guess"
+  DESCRIPTION "Combination-guessing puzzle"
+  OBJECTIVE "Guess the hidden combination of colours.")
+
+puzzle(inertia
+  DISPLAYNAME "Inertia"
+  DESCRIPTION "Gem-collecting puzzle"
+  OBJECTIVE "Collect all the gems without running into any of the mines.")
+
+puzzle(keen
+  DISPLAYNAME "Keen"
+  DESCRIPTION "Arithmetic Latin square puzzle"
+  OBJECTIVE "Complete the latin square in accordance with the \
+arithmetic clues.")
+solver(keen latin.c)
+
+puzzle(lightup
+  DISPLAYNAME "Light Up"
+  DESCRIPTION "Light-bulb placing puzzle"
+  OBJECTIVE "Place bulbs to light up all the squares.")
+solver(lightup)
+
+puzzle(loopy
+  DISPLAYNAME "Loopy"
+  DESCRIPTION "Loop-drawing puzzle"
+  OBJECTIVE "Draw a single closed loop, given clues about number of \
+adjacent edges.")
+solver(loopy)
+
+puzzle(magnets
+  DISPLAYNAME "Magnets"
+  DESCRIPTION "Magnet-placing puzzle"
+  OBJECTIVE "Place magnets to satisfy the clues and avoid like poles \
+touching.")
+solver(magnets)
+
+puzzle(map
+  DISPLAYNAME "Map"
+  DESCRIPTION "Map-colouring puzzle"
+  OBJECTIVE "Colour the map so that adjacent regions are never the \
+same colour.")
+solver(map)
+
+puzzle(mines
+  DISPLAYNAME "Mines"
+  DESCRIPTION "Mine-finding puzzle"
+  OBJECTIVE "Find all the mines without treading on any of them.")
+cliprogram(mineobfusc mines.c COMPILE_DEFINITIONS STANDALONE_OBFUSCATOR)
+
+puzzle(mosaic
+  DISPLAYNAME "Mosaic"
+  DESCRIPTION "Grid-filling puzzle"
+  OBJECTIVE "Fill in the grid given clues about number of \
+nearby black squares.")
+
+puzzle(net
+  # The Windows Net shouldn't be called 'net.exe', since Windows
+  # already has a reasonably important utility program by that name!
+  WINDOWS_EXE_NAME netgame
+
+  DISPLAYNAME "Net"
+  DESCRIPTION "Network jigsaw puzzle"
+  OBJECTIVE "Rotate each tile to reassemble the network.")
+
+puzzle(netslide
+  DISPLAYNAME "Netslide"
+  DESCRIPTION "Toroidal sliding network puzzle"
+  OBJECTIVE "Slide a row at a time to reassemble the network.")
+
+puzzle(nullgame)
+
+puzzle(palisade
+  DISPLAYNAME "Palisade"
+  DESCRIPTION "Grid-division puzzle"
+  OBJECTIVE "Divide the grid into equal-sized areas in accordance with\
+ the clues.")
+
+puzzle(pattern
+  DISPLAYNAME "Pattern"
+  DESCRIPTION "Pattern puzzle"
+  OBJECTIVE "Fill in the pattern in the grid, given only the lengths \
+of runs of black squares.")
+solver(pattern)
+cliprogram(patternpicture pattern.c
+  COMPILE_DEFINITIONS STANDALONE_PICTURE_GENERATOR)
+
+puzzle(pearl
+  DISPLAYNAME "Pearl"
+  DESCRIPTION "Loop-drawing puzzle"
+  OBJECTIVE "Draw a single closed loop, given clues about corner and \
+straight squares.")
+solver(pearl)
+cliprogram(pearlbench pearl.c COMPILE_DEFINITIONS STANDALONE_SOLVER)
+
+puzzle(pegs
+  DISPLAYNAME "Pegs"
+  DESCRIPTION "Peg solitaire puzzle"
+  OBJECTIVE "Jump pegs over each other to remove all but one.")
+
+puzzle(range
+  DISPLAYNAME "Range"
+  DESCRIPTION "Visible-distance puzzle"
+  OBJECTIVE "Place black squares to limit the visible distance from \
+each numbered cell.")
+
+puzzle(rect
+  DISPLAYNAME "Rectangles"
+  DESCRIPTION "Rectangles puzzle"
+  OBJECTIVE "Divide the grid into rectangles with areas equal to the \
+numbers.")
+
+puzzle(samegame
+  DISPLAYNAME "Same Game"
+  DESCRIPTION "Block-clearing puzzle"
+  OBJECTIVE "Clear the grid by removing touching groups of the same \
+colour squares.")
+
+puzzle(signpost
+  DISPLAYNAME "Signpost"
+  DESCRIPTION "Square-connecting puzzle"
+  OBJECTIVE "Connect the squares into a path following the arrows.")
+solver(signpost)
+
+puzzle(singles
+  DISPLAYNAME "Singles"
+  DESCRIPTION "Number-removing puzzle"
+  OBJECTIVE "Black out the right set of duplicate numbers.")
+solver(singles)
+
+puzzle(sixteen
+  DISPLAYNAME "Sixteen"
+  DESCRIPTION "Toroidal sliding block puzzle"
+  OBJECTIVE "Slide a row at a time to arrange the tiles into order.")
+
+puzzle(slant
+  DISPLAYNAME "Slant"
+  DESCRIPTION "Maze-drawing puzzle"
+  OBJECTIVE "Draw a maze of slanting lines that matches the clues.")
+solver(slant)
+
+puzzle(solo
+  DISPLAYNAME "Solo"
+  DESCRIPTION "Number placement puzzle"
+  OBJECTIVE "Fill in the grid so that each row, column and square \
+block contains one of every digit.")
+solver(solo)
+
+puzzle(tents
+  DISPLAYNAME "Tents"
+  DESCRIPTION "Tent-placing puzzle"
+  OBJECTIVE "Place a tent next to each tree.")
+solver(tents)
+
+puzzle(towers
+  DISPLAYNAME "Towers"
+  DESCRIPTION "Tower-placing Latin square puzzle"
+  OBJECTIVE "Complete the latin square of towers in accordance with \
+the clues.")
+solver(towers latin.c)
+
+puzzle(tracks
+  DISPLAYNAME "Tracks"
+  DESCRIPTION "Path-finding railway track puzzle"
+  OBJECTIVE "Fill in the railway track according to the clues.")
+solver(tracks)
+
+puzzle(twiddle
+  DISPLAYNAME "Twiddle"
+  DESCRIPTION "Rotational sliding block puzzle"
+  OBJECTIVE "Rotate the tiles around themselves to arrange them into order.")
+
+puzzle(undead
+  DISPLAYNAME "Undead"
+  DESCRIPTION "Monster-placing puzzle"
+  OBJECTIVE "Place ghosts, vampires and zombies so that the right \
+numbers of them can be seen in mirrors.")
+
+puzzle(unequal
+  DISPLAYNAME "Unequal"
+  DESCRIPTION "Latin square puzzle"
+  OBJECTIVE "Complete the latin square in accordance with the > signs.")
+solver(unequal latin.c)
+
+puzzle(unruly
+  DISPLAYNAME "Unruly"
+  DESCRIPTION "Black and white grid puzzle"
+  OBJECTIVE "Fill in the black and white grid to avoid runs of three.")
+solver(unruly)
+
+puzzle(untangle
+  DISPLAYNAME "Untangle"
+  DESCRIPTION "Planar graph layout puzzle"
+  OBJECTIVE "Reposition the points so that the lines do not cross.")
+
+add_subdirectory(unfinished)
+add_subdirectory(auxiliary)
+
+if(build_cli_programs)
+  write_generated_games_header()
+  include(CheckFunctionExists)
+  check_function_exists(HF_ITER HAVE_HF_ITER)
+  set(WITH_LIBFUZZER OFF
+    CACHE BOOL "Build fuzzpuzz using Clang's libFuzzer")
+  cliprogram(fuzzpuzz fuzzpuzz.c list.c ${puzzle_sources}
+    COMPILE_DEFINITIONS COMBINED $<$<BOOL:${WITH_LIBFUZZER}>:OMIT_MAIN>
+    $<$<BOOL:${HAVE_HF_ITER}>:HAVE_HF_ITER>)
+  target_include_directories(fuzzpuzz PRIVATE ${generated_include_dir})
+  if(WITH_LIBFUZZER)
+    target_compile_options(fuzzpuzz PRIVATE -fsanitize=fuzzer)
+    set_target_properties(fuzzpuzz PROPERTIES LINK_FLAGS -fsanitize=fuzzer)
+  endif()
+endif()
+
+build_extras()