diff --git a/formats/data/opentype/aots/cmap0_font1.snap b/formats/data/opentype/aots/cmap0_font1.snap
index 97036315e..3e3511527 100644
--- a/formats/data/opentype/aots/cmap0_font1.snap
+++ b/formats/data/opentype/aots/cmap0_font1.snap
@@ -824,7 +824,18 @@ stdout = '''
     ],
 ]
 5164 = [
-    {},
+    {
+        version = 196608,
+        italic_angle = 0,
+        underline_position = -100,
+        underline_thickness = 50,
+        is_fixed_pitch = 0,
+        min_mem_type42 = 0,
+        max_mem_type42 = 0,
+        min_mem_type1 = 0,
+        max_mem_type1 = 0,
+        names = {},
+    },
 ]
 '''
 stderr = ''
diff --git a/formats/data/opentype/aots/cmap10_font1.snap b/formats/data/opentype/aots/cmap10_font1.snap
index c77b5153a..028fb8ca1 100644
--- a/formats/data/opentype/aots/cmap10_font1.snap
+++ b/formats/data/opentype/aots/cmap10_font1.snap
@@ -580,7 +580,18 @@ stdout = '''
     ],
 ]
 4936 = [
-    {},
+    {
+        version = 196608,
+        italic_angle = 0,
+        underline_position = -100,
+        underline_thickness = 50,
+        is_fixed_pitch = 0,
+        min_mem_type42 = 0,
+        max_mem_type42 = 0,
+        min_mem_type1 = 0,
+        max_mem_type1 = 0,
+        names = {},
+    },
 ]
 '''
 stderr = ''
diff --git a/formats/data/opentype/aots/cmap10_font2.snap b/formats/data/opentype/aots/cmap10_font2.snap
index 50a13e075..92949fff8 100644
--- a/formats/data/opentype/aots/cmap10_font2.snap
+++ b/formats/data/opentype/aots/cmap10_font2.snap
@@ -576,7 +576,18 @@ stdout = '''
     ],
 ]
 4928 = [
-    {},
+    {
+        version = 196608,
+        italic_angle = 0,
+        underline_position = -100,
+        underline_thickness = 50,
+        is_fixed_pitch = 0,
+        min_mem_type42 = 0,
+        max_mem_type42 = 0,
+        min_mem_type1 = 0,
+        max_mem_type1 = 0,
+        names = {},
+    },
 ]
 '''
 stderr = ''
diff --git a/formats/data/opentype/aots/cmap12_font1.snap b/formats/data/opentype/aots/cmap12_font1.snap
index be6b96406..cbf34bed1 100644
--- a/formats/data/opentype/aots/cmap12_font1.snap
+++ b/formats/data/opentype/aots/cmap12_font1.snap
@@ -586,7 +586,18 @@ stdout = '''
     ],
 ]
 4948 = [
-    {},
+    {
+        version = 196608,
+        italic_angle = 0,
+        underline_position = -100,
+        underline_thickness = 50,
+        is_fixed_pitch = 0,
+        min_mem_type42 = 0,
+        max_mem_type42 = 0,
+        min_mem_type1 = 0,
+        max_mem_type1 = 0,
+        names = {},
+    },
 ]
 '''
 stderr = ''
diff --git a/formats/data/opentype/aots/cmap14_font1.snap b/formats/data/opentype/aots/cmap14_font1.snap
index a4410fe29..9d964a0b5 100644
--- a/formats/data/opentype/aots/cmap14_font1.snap
+++ b/formats/data/opentype/aots/cmap14_font1.snap
@@ -675,7 +675,18 @@ stdout = '''
     ],
 ]
 4996 = [
-    {},
+    {
+        version = 196608,
+        italic_angle = 0,
+        underline_position = -100,
+        underline_thickness = 50,
+        is_fixed_pitch = 0,
+        min_mem_type42 = 0,
+        max_mem_type42 = 0,
+        min_mem_type1 = 0,
+        max_mem_type1 = 0,
+        names = {},
+    },
 ]
 '''
 stderr = ''
diff --git a/formats/data/opentype/aots/cmap2_font1.snap b/formats/data/opentype/aots/cmap2_font1.snap
index a5761a652..712e856ae 100644
--- a/formats/data/opentype/aots/cmap2_font1.snap
+++ b/formats/data/opentype/aots/cmap2_font1.snap
@@ -824,7 +824,18 @@ stdout = '''
     ],
 ]
 5968 = [
-    {},
+    {
+        version = 196608,
+        italic_angle = 0,
+        underline_position = -100,
+        underline_thickness = 50,
+        is_fixed_pitch = 0,
+        min_mem_type42 = 0,
+        max_mem_type42 = 0,
+        min_mem_type1 = 0,
+        max_mem_type1 = 0,
+        names = {},
+    },
 ]
 '''
 stderr = ''
diff --git a/formats/data/opentype/aots/cmap4_font1.snap b/formats/data/opentype/aots/cmap4_font1.snap
index 53ef26ccd..155d6df61 100644
--- a/formats/data/opentype/aots/cmap4_font1.snap
+++ b/formats/data/opentype/aots/cmap4_font1.snap
@@ -588,7 +588,18 @@ stdout = '''
     ],
 ]
 4932 = [
-    {},
+    {
+        version = 196608,
+        italic_angle = 0,
+        underline_position = -100,
+        underline_thickness = 50,
+        is_fixed_pitch = 0,
+        min_mem_type42 = 0,
+        max_mem_type42 = 0,
+        min_mem_type1 = 0,
+        max_mem_type1 = 0,
+        names = {},
+    },
 ]
 '''
 stderr = ''
diff --git a/formats/data/opentype/aots/cmap4_font2.snap b/formats/data/opentype/aots/cmap4_font2.snap
index 31067c8cf..31beb363d 100644
--- a/formats/data/opentype/aots/cmap4_font2.snap
+++ b/formats/data/opentype/aots/cmap4_font2.snap
@@ -584,7 +584,18 @@ stdout = '''
     ],
 ]
 4924 = [
-    {},
+    {
+        version = 196608,
+        italic_angle = 0,
+        underline_position = -100,
+        underline_thickness = 50,
+        is_fixed_pitch = 0,
+        min_mem_type42 = 0,
+        max_mem_type42 = 0,
+        min_mem_type1 = 0,
+        max_mem_type1 = 0,
+        names = {},
+    },
 ]
 '''
 stderr = ''
diff --git a/formats/data/opentype/aots/cmap4_font3.snap b/formats/data/opentype/aots/cmap4_font3.snap
index c90423b6c..6c04cc290 100644
--- a/formats/data/opentype/aots/cmap4_font3.snap
+++ b/formats/data/opentype/aots/cmap4_font3.snap
@@ -584,7 +584,18 @@ stdout = '''
     ],
 ]
 4924 = [
-    {},
+    {
+        version = 196608,
+        italic_angle = 0,
+        underline_position = -100,
+        underline_thickness = 50,
+        is_fixed_pitch = 0,
+        min_mem_type42 = 0,
+        max_mem_type42 = 0,
+        min_mem_type1 = 0,
+        max_mem_type1 = 0,
+        names = {},
+    },
 ]
 '''
 stderr = ''
diff --git a/formats/data/opentype/aots/cmap4_font4.snap b/formats/data/opentype/aots/cmap4_font4.snap
index ebe6cded8..b82dda9fe 100644
--- a/formats/data/opentype/aots/cmap4_font4.snap
+++ b/formats/data/opentype/aots/cmap4_font4.snap
@@ -592,7 +592,18 @@ stdout = '''
     ],
 ]
 4940 = [
-    {},
+    {
+        version = 196608,
+        italic_angle = 0,
+        underline_position = -100,
+        underline_thickness = 50,
+        is_fixed_pitch = 0,
+        min_mem_type42 = 0,
+        max_mem_type42 = 0,
+        min_mem_type1 = 0,
+        max_mem_type1 = 0,
+        names = {},
+    },
 ]
 '''
 stderr = ''
diff --git a/formats/data/opentype/aots/cmap6_font1.snap b/formats/data/opentype/aots/cmap6_font1.snap
index f5afdf40e..c7f64b816 100644
--- a/formats/data/opentype/aots/cmap6_font1.snap
+++ b/formats/data/opentype/aots/cmap6_font1.snap
@@ -573,7 +573,18 @@ stdout = '''
     ],
 ]
 4916 = [
-    {},
+    {
+        version = 196608,
+        italic_angle = 0,
+        underline_position = -100,
+        underline_thickness = 50,
+        is_fixed_pitch = 0,
+        min_mem_type42 = 0,
+        max_mem_type42 = 0,
+        min_mem_type1 = 0,
+        max_mem_type1 = 0,
+        names = {},
+    },
 ]
 '''
 stderr = ''
diff --git a/formats/data/opentype/aots/cmap6_font2.snap b/formats/data/opentype/aots/cmap6_font2.snap
index f6c4313b7..5239aa0f3 100644
--- a/formats/data/opentype/aots/cmap6_font2.snap
+++ b/formats/data/opentype/aots/cmap6_font2.snap
@@ -569,7 +569,18 @@ stdout = '''
     ],
 ]
 4912 = [
-    {},
+    {
+        version = 196608,
+        italic_angle = 0,
+        underline_position = -100,
+        underline_thickness = 50,
+        is_fixed_pitch = 0,
+        min_mem_type42 = 0,
+        max_mem_type42 = 0,
+        min_mem_type1 = 0,
+        max_mem_type1 = 0,
+        names = {},
+    },
 ]
 '''
 stderr = ''
diff --git a/formats/data/opentype/aots/cmap8_font1.snap b/formats/data/opentype/aots/cmap8_font1.snap
index 13aa08fd1..79a024b95 100644
--- a/formats/data/opentype/aots/cmap8_font1.snap
+++ b/formats/data/opentype/aots/cmap8_font1.snap
@@ -8799,7 +8799,18 @@ stdout = '''
     ],
 ]
 13192 = [
-    {},
+    {
+        version = 196608,
+        italic_angle = 0,
+        underline_position = -100,
+        underline_thickness = 50,
+        is_fixed_pitch = 0,
+        min_mem_type42 = 0,
+        max_mem_type42 = 0,
+        min_mem_type1 = 0,
+        max_mem_type1 = 0,
+        names = {},
+    },
 ]
 '''
 stderr = ''
diff --git a/formats/data/opentype/woff/valid-001.snap b/formats/data/opentype/woff/valid-001.snap
index 4b8c0dbc1..b7b169311 100644
--- a/formats/data/opentype/woff/valid-001.snap
+++ b/formats/data/opentype/woff/valid-001.snap
@@ -1144,7 +1144,18 @@ stdout = '''
     },
 ]
 1248 = [
-    {},
+    {
+        version = 196608,
+        italic_angle = 0,
+        underline_position = -75,
+        underline_thickness = 50,
+        is_fixed_pitch = 0,
+        min_mem_type42 = 0,
+        max_mem_type42 = 0,
+        min_mem_type1 = 0,
+        max_mem_type1 = 0,
+        names = {},
+    },
 ]
 1280 = [
     {},
diff --git a/formats/data/opentype/woff/valid-005.snap b/formats/data/opentype/woff/valid-005.snap
index 060078e97..a53f3d029 100644
--- a/formats/data/opentype/woff/valid-005.snap
+++ b/formats/data/opentype/woff/valid-005.snap
@@ -1432,7 +1432,18 @@ stdout = '''
     ],
 ]
 3584 = [
-    {},
+    {
+        version = 196608,
+        italic_angle = 0,
+        underline_position = -154,
+        underline_thickness = 102,
+        is_fixed_pitch = 0,
+        min_mem_type42 = 0,
+        max_mem_type42 = 0,
+        min_mem_type1 = 0,
+        max_mem_type1 = 0,
+        names = {},
+    },
 ]
 '''
 stderr = ''
diff --git a/formats/data/opentype/woff2/SFNT-TTF-Composite.snap b/formats/data/opentype/woff2/SFNT-TTF-Composite.snap
index 11dca7646..03608c2bf 100644
--- a/formats/data/opentype/woff2/SFNT-TTF-Composite.snap
+++ b/formats/data/opentype/woff2/SFNT-TTF-Composite.snap
@@ -1516,7 +1516,18 @@ stdout = '''
     ],
 ]
 3860 = [
-    {},
+    {
+        version = 196608,
+        italic_angle = 0,
+        underline_position = -154,
+        underline_thickness = 102,
+        is_fixed_pitch = 0,
+        min_mem_type42 = 0,
+        max_mem_type42 = 0,
+        min_mem_type1 = 0,
+        max_mem_type1 = 0,
+        names = {},
+    },
 ]
 '''
 stderr = ''
diff --git a/formats/opentype.fathom b/formats/opentype.fathom
index 86c5527ef..2d5336fb1 100644
--- a/formats/opentype.fathom
+++ b/formats/opentype.fathom
@@ -1052,14 +1052,12 @@ let simple_glyph = fun (number_of_contours : U16) => {
     instruction_length <- u16be,
     /// Array of instruction byte code for the glyph.
     instructions <- array16 instruction_length u8,
-    /// Array of flag elements. See below for details regarding the number of flag array elements.
+    /// Array of flag elements.
     // flags[variable] <- uint8,
-    /// xCoordinates[variable] 	Contour point x-coordinates. See below for details regarding the
-    /// number of coordinate array elements. Coordinate for the first point is relative to (0,0);
+    /// xCoordinates[variable] 	Contour point x-coordinates. Coordinate for the first point is relative to (0,0);
     /// others are relative to previous point.
     // or int16 <- uint8,
-    /// yCoordinates[variable] 	Contour point y-coordinates. See below for details regarding the
-    /// number of coordinate array elements. Coordinate for the first point is relative to (0,0);
+    /// yCoordinates[variable] 	Contour point y-coordinates. Coordinate for the first point is relative to (0,0);
     /// others are relative to previous point.
     // or int16 <- uint8,
 };
@@ -1225,6 +1223,70 @@ let os2_table = fun (table_length : U32) => {
 
 // -----------------------------------------------------------------------------
 
+
+
+/// # PostScript Table
+///
+/// ## References
+///
+/// - [Microsoft's OpenType Spec: Glyph Data](https://docs.microsoft.com/en-us/typography/opentype/spec/post)
+/// - [Apple's TrueType Reference Manual: The `'post'` table](https://developer.apple.com/fonts/TrueType-Reference-Manual/RM06/Chap6post.html)
+let post_table = {
+    /// 0x00010000 for version 1.0 0x00020000 for version 2.0
+    /// 0x00025000 for version 2.5 (deprecated) 0x00030000 for version 3.0
+    version <- version16dot16,
+    /// Italic angle in counter-clockwise degrees from the vertical. Zero for upright text,
+    /// negative for text that leans to the right (forward).
+    italic_angle <- fixed,
+    /// This is the suggested distance of the top of the underline from the baseline (negative
+    /// values indicate below baseline). The PostScript definition of this FontInfo dictionary key
+    /// (the y coordinate of the center of the stroke) is not used for historical reasons. The
+    /// value of the PostScript key may be calculated by subtracting half the underlineThickness
+    /// from the value of this field.
+    underline_position <- fword,
+    /// Suggested values for the underline thickness. In general, the underline thickness should
+    /// match the thickness of the underscore character (U+005F LOW LINE), and should also match
+    /// the strikeout thickness, which is specified in the OS/2 table.
+    underline_thickness <- fword,
+    /// Set to 0 if the font is proportionally spaced, non-zero if the font is not proportionally
+    /// spaced (i.e. monospaced).
+    is_fixed_pitch <- u32be,
+    /// Minimum memory usage when an OpenType font is downloaded.
+    min_mem_type42 <- u32be,
+    /// Maximum memory usage when an OpenType font is downloaded.
+    max_mem_type42 <- u32be,
+    /// Minimum memory usage when an OpenType font is downloaded as a Type 1 font.
+    min_mem_type1 <- u32be,
+    /// Maximum memory usage when an OpenType font is downloaded as a Type 1 font.
+    max_mem_type1 <- u32be,
+    names <- match version {
+        /// Version 1, standard Macintosh names
+        0x00010000 => {},
+        /// Version 2, non-stanard names stored in table as Pascal strings
+        0x00020000 => {
+            /// Number of glyphs (this should be the same as numGlyphs in 'maxp' table).
+            num_glyphs <- u16be,
+            /// Array of indices into the string data.
+            glyph_name_index <- array16 num_glyphs u16be,
+            /// Storage for the string data.
+            string_data <- stream_pos,
+        },
+        /// Version 2.5 (deprecated), offset from standard Macintosh index
+        0x00025000 => {
+            /// Number of glyphs
+            num_glyphs <- u16be,
+            /// Difference between graphic index and standard order of glyph
+            offset <- array16 num_glyphs s8,
+        },
+        /// Version 3, no glyph names stored in font
+        0x00030000 => {},
+        _ => fail,
+    }
+};
+
+
+// -----------------------------------------------------------------------------
+
 // TODO: "PCLT" .. "sbix" tables
 
 
@@ -1428,7 +1490,7 @@ let table_directory = fun (file_start : Pos) => {
             },
             name <- required_table "name" name_table,
             os2 <- required_table_with_len "OS/2" os2_table,
-            post <- required_table "post" unknown_table,
+            post <- required_table "post" post_table,
 
             // TrueType Outline Tables
             //
diff --git a/formats/opentype.snap b/formats/opentype.snap
index 2e1b978eb..dc6ec43db 100644
--- a/formats/opentype.snap
+++ b/formats/opentype.snap
@@ -345,6 +345,31 @@ let os2_table : _ = fun table_length => {
         _ => fail,
     },
 };
+let post_table : _ = {
+    version <- version16dot16,
+    italic_angle <- fixed,
+    underline_position <- fword,
+    underline_thickness <- fword,
+    is_fixed_pitch <- u32be,
+    min_mem_type42 <- u32be,
+    max_mem_type42 <- u32be,
+    min_mem_type1 <- u32be,
+    max_mem_type1 <- u32be,
+    names <- match version {
+        0x10000 => {},
+        0x20000 => {
+            num_glyphs <- u16be,
+            glyph_name_index <- array16 num_glyphs u16be,
+            string_data <- stream_pos,
+        },
+        0x25000 => {
+            num_glyphs <- u16be,
+            offset <- array16 num_glyphs s8,
+        },
+        0x30000 => {},
+        _ => fail,
+    },
+};
 let base_table : _ = unknown_table;
 let gdef_table : _ = unknown_table;
 let gpos_table : _ = unknown_table;
@@ -399,7 +424,7 @@ let table_directory : _ = fun file_start => {
         },
         name <- required_table "name" name_table,
         os2 <- required_table_with_len "OS/2" os2_table,
-        post <- required_table "post" unknown_table,
+        post <- required_table "post" post_table,
         cvt <- optional_table "cvt " unknown_table,
         fpgm <- optional_table "fpgm" unknown_table,
         glyf <- optional_table "glyf" {