diff --git a/boxes/generators/flexbook.py b/boxes/generators/flexbook.py
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+++ b/boxes/generators/flexbook.py
@@ -0,0 +1,338 @@
+# Copyright (C) 2024 Oliver Jensen
+#
+#   This program is free software: you can redistribute it and/or modify
+#   it under the terms of the GNU General Public License as published by
+#   the Free Software Foundation, either version 3 of the License, or
+#   (at your option) any later version.
+#
+#   This program is distributed in the hope that it will be useful,
+#   but WITHOUT ANY WARRANTY; without even the implied warranty of
+#   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+#   GNU General Public License for more details.
+#
+#   You should have received a copy of the GNU General Public License
+#   along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+from boxes import *
+
+class FlexBook(Boxes):
+    """Box with living hinge styled after a book."""
+
+    ui_group = "FlexBox"
+
+    description = """
+The latch works better if you can get your thumb in the hole, so I recommend swapping out the hexagon
+for an oval (I don't know how to make an oval in this generator).
+
+If you have an enclosure, arrange the living hinge to be as close to your extractor fan as possible.
+
+![Open](static/samples/FlexBook-2.jpg)"""
+
+    def __init__(self) -> None:
+        Boxes.__init__(self)
+        self.addSettingsArgs(edges.FingerJointSettings)
+        self.addSettingsArgs(edges.FlexSettings)
+        self.buildArgParser(x=75.0, y=35.0, h=125.0)
+        self.argparser.add_argument(
+            "--latchsize", action="store", type=float, default=8,
+            help="size of latch in multiples of thickness")
+        self.argparser.add_argument(
+            "--recess_wall", action="store", type=boolarg, default=False,
+            help="Whether to recess the inner wall for easier object removal")
+
+
+    def flexBookSide(self, h, x, r, callback=None, move=None):
+        t = self.thickness
+
+        tw, th = h+t, x+2*t+r
+        if self.move(tw, th, move, True):
+            return
+
+        self.fingerHolesAt(0, x+1.5*t, h, 0)
+
+        self.edges["F"](h)
+        self.corner(90, 0)
+        self.edges["e"](t)
+        self.edges["f"](x + t)
+        self.corner(180, r)
+        self.edges["e"](x + 2*t)
+        self.corner(90)
+
+        self.move(tw, th, move)
+
+
+    def flexBookRecessedWall(self, h, y, include_recess, callback=None, move=None):
+        t = self.thickness
+
+        tw, th = h, y+2*t
+
+        if self.move(tw, th, move, True):
+            return
+        
+        # TODO: figure out math for gentler angles
+        cutout_radius = min(h/4, y/8)
+        cutout_angle = 90
+        cutout_predist = y * 0.2
+        cutout_angle_dist = h/2 - 2 * cutout_radius
+        cutout_base_dist = y - (y * .4) - 4 * cutout_radius
+
+        self.moveTo(0, t)
+
+        self.edges["f"](h)
+        self.corner(90,)
+        self.edges["e"](y)
+        self.corner(90)
+        self.edges["f"](h)
+        self.corner(90)
+        if include_recess:
+            self.polyline(
+                cutout_predist,
+                (cutout_angle, cutout_radius),
+                cutout_angle_dist,
+                (-cutout_angle, cutout_radius),
+                cutout_base_dist,
+                (-cutout_angle, cutout_radius),
+                cutout_angle_dist,
+                (cutout_angle, cutout_radius),
+                cutout_predist)
+        else :
+            self.edges["e"](y)
+        self.corner(90)
+        
+        self.move(tw, th, move)
+    
+
+    def flexBookLatchWall(self, h, y, latchSize, callback=None, move=None):
+        t = self.thickness
+
+        if self.recess_wall:
+            x_adjust = 0
+        else:
+            x_adjust = 3 * t
+
+        tw, th = h+t+x_adjust, y+2*t
+
+        if self.move(tw, th, move, True):
+            return
+
+        self.moveTo(x_adjust, t)
+
+        self.edges["f"](h)
+        self.corner(90)
+        self.edges["f"](y)
+        self.corner(90)
+        self.edges["f"](h)
+        self.corner(90)
+
+        self.rectangularHole(y/2, -1.5*t, latchSize - 2*t, t)
+        
+        self.polyline(
+            (y-latchSize) / 2,
+            -90,
+            2.5*t,
+            (90, t/2),
+            latchSize - t,
+            (90, t/2),
+            2.5*t,
+            -90,
+            (y-latchSize) / 2)
+
+        self.corner(90)
+
+        self.move(tw, th, move)
+
+    def flexBookCover(self, move=None):
+        x, y = self.x, self.y
+        latchSize = self.latchsize
+        c4 = self.c4
+        t = self.thickness
+
+        tw = 2*x + 6*t + 2*c4 + t
+        th = y + 4*t
+
+        if self.move(tw, th, move, True):
+            return
+        
+        self.moveTo(2*t, 0)
+
+        self.edges["h"](x+t)
+        self.edges["X"](2*c4 + t, y + 4*t) # extra thickness here to make it fit
+        self.edges["e"](x+t)
+        self.corner(90, 2*t)
+        self.edges["e"](y/2)
+
+        self.rectangularHole(0, 1.5*t, latchSize, t)
+        self.rectangularHole((latchSize+7*t)/2, 3.5*t, t, t)
+        self.rectangularHole(-(latchSize+7*t)/2, 3.5*t, t, t)
+
+        self.edges["e"](y/2)
+        self.corner(90, 2*t)
+        self.edges["e"](x+t + 2*c4 + t) # corresponding extra thickness
+        self.edges["h"](x+t)
+        self.corner(90, 2*t)
+        self.edges["h"](y)
+        self.corner(90, 2*t)
+
+        if False:
+            # debug lines
+            self.moveTo(0, 2*t)
+            self.edges["e"](x+t + 2*c4 + x+t + t)
+            self.corner(90)
+            self.edges["e"](y)
+            self.corner(90)
+            self.edges["e"](x+t + 2*c4 + x+t + t)
+            self.corner(90)
+            self.edges["e"](y)
+            self.corner(90)
+        
+            self.edges["e"](x)
+            self.corner(90)
+            self.edges["e"](y)
+            self.corner(90)
+            self.edges["e"](x)
+            self.corner(90)
+            self.edges["e"](y)
+            self.corner(90)
+
+        self.move(tw, th, move)
+
+    def flexBookLatchBracket(self, isCover, move=None):
+        t = self.thickness
+        round = t/3
+
+        tw, th = 5*t, 5.5*t
+        if self.move(tw, th, move, True):
+            return
+        
+        if isCover:
+            self.edge(5*t)
+        else:
+            self.edge(t)
+            self.corner(90)
+            self.edge(2*t - round)
+            self.corner(-90, round)
+            self.edge(1.5*t - round)
+            self.rectangularHole(0, 1.5 * t, t, t)
+            self.edge(1.5*t - round)
+            self.corner(-90, round)
+            self.edge(2*t - round)
+            self.corner(90)
+            self.edge(t)
+        
+        self.corner(90)
+        self.edge(3*t)
+        self.corner(180, 2.5 * t)
+        self.edge(3*t)
+
+        if not isCover:
+            # anchor pin
+            self.moveTo(-1.25*t, 1.5*t)
+            self.edges["e"](t)
+            self.corner(90)
+            self.edges["e"](2*t)
+            self.corner(90)
+            self.edges["e"](t)
+            self.corner(90)
+            self.edges["e"](2*t)
+            self.corner(90)
+
+        self.move(tw, th, move)
+    
+    def flexBookLatchGrip(self, move=None):
+        t = self.thickness
+        l = self.latchsize
+
+        if self.move(l, 4*t, move, True):
+            return
+
+        self.edge(l)
+        self.corner(90)
+        self.edge(4*t)
+        self.corner(90)
+        self.edge(l)
+        self.corner(90)
+        self.edge(4*t)
+        self.corner(90)
+
+        #self.hole(l/2,l/4, l/6)
+        self.regularPolygonHole(l/2, 2*t, 1.5*t)
+
+        self.move(l, l/2, move)
+    
+    def flexBookLatchPin(self, move=None):
+        t = self.thickness
+        l = self.latchsize
+
+        tw, th = l + 4*t, 5*t
+
+        if self.move(tw, th, move, True):
+            return
+    
+        round = t/3
+
+        self.moveTo(2*t, 0)
+
+        self.polyline(
+            l,
+            90,
+            2*t,
+            -90,
+            2*t - round,
+            (90, round),
+            2*t - 2*round,
+            (90, round),
+            3*t - round,
+            -90,
+            t - round,
+            (90, round),
+            l - 2*t - 2*round,
+            (90, round),
+            t - round,
+            -90,
+            3*t - round,
+            (90, round),
+            2*t - 2*round,
+            (90, round),
+            2*t - round,
+            -90,
+            2*t,
+            90)
+        self.move(tw, th, move)
+
+    
+
+
+    def render(self):
+
+        # I found it easier to conceptualize swapping y and h
+        y = self.h
+        self.h = self.y
+        self.y = y
+        
+        self.radius = self.h / 2
+        self.c4 = c4 = math.pi * self.radius * 0.5
+
+        self.latchsize *= self.thickness
+
+        self.flexBookCover(move="up")
+        self.flexBookRecessedWall(self.h, self.y, self.recess_wall, move="mirror right")
+        self.flexBookLatchWall(self.h, self.y, self.latchsize, move="right")
+
+        with self.saved_context():
+            self.flexBookSide(self.h, self.x, self.radius, move="right")
+            self.flexBookSide(self.h, self.x, self.radius, move="mirror right")
+        self.flexBookSide(self.h, self.x, self.radius, move="up only")
+
+        with self.saved_context():
+            self.flexBookLatchBracket(False, move="up")
+            self.flexBookLatchBracket(False, move="up")
+        self.flexBookLatchBracket(False, move="right only")
+
+        with self.saved_context():
+            self.flexBookLatchBracket(True, move="up")
+            self.flexBookLatchBracket(True, move="up")
+        self.flexBookLatchBracket(False, move="right only")
+
+        self.flexBookLatchGrip(move="right rotated")
+        self.flexBookLatchPin(move="right")
+
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