diff --git a/book/src/generated/lang-support.md b/book/src/generated/lang-support.md
index 3bd61d7a9..4011aa114 100644
--- a/book/src/generated/lang-support.md
+++ b/book/src/generated/lang-support.md
@@ -85,6 +85,7 @@
 | meson | ✓ |  | ✓ |  |
 | mint |  |  |  | `mint` |
 | msbuild | ✓ |  | ✓ |  |
+| nasm | ✓ | ✓ |  |  |
 | nickel | ✓ |  | ✓ | `nls` |
 | nix | ✓ |  |  | `nil` |
 | nu | ✓ |  |  |  |
diff --git a/languages.toml b/languages.toml
index b364de961..d4ea9a867 100644
--- a/languages.toml
+++ b/languages.toml
@@ -2218,3 +2218,16 @@ comment-token = "#"
 [[grammar]]
 name = "po"
 source = { git = "https://github.com/erasin/tree-sitter-po", rev = "417cee9abb2053ed26b19e7de972398f2da9b29e" }
+
+[[language]]
+name = "nasm"
+scope = "source.nasm"
+file-types = ["asm", "s", "S", "nasm"]
+injection-regex = "n?asm"
+roots = []
+comment-token = ";"
+indent = { tab-width = 8, unit = "        " }
+
+[[grammar]]
+name = "nasm"
+source = { git = "https://github.com/naclsn/tree-sitter-nasm", rev = "a0db15db6fcfb1bf2cc8702500e55e558825c48b" }
diff --git a/runtime/queries/nasm/highlights.scm b/runtime/queries/nasm/highlights.scm
new file mode 100644
index 000000000..5e3cfebe6
--- /dev/null
+++ b/runtime/queries/nasm/highlights.scm
@@ -0,0 +1,126 @@
+(comment) @comment
+
+(label) @label
+
+(preproc_expression) @keyword.directive
+
+[
+  (line_here_token)
+  (section_here_token)
+] @variable.builtin
+
+(unary_expression
+  operator: _ @operator)
+(binary_expression
+  operator: _ @operator)
+(conditional_expression
+  "?" @operator
+  ":" @operator)
+
+[
+  ":"
+  ","
+] @punctuation.delimiter
+
+[
+  "("
+  ")"
+  "["
+  "]"
+  "{"
+  "}"
+] @punctuation.bracket
+
+(instruction_prefix) @keyword
+(actual_instruction
+  instruction: (word) @function)
+
+(call_syntax_expression
+  base: (word) @function)
+
+(size_hint) @type
+(struc_declaration
+  name: (word) @type)
+(struc_instance
+  name: (word) @type)
+
+(effective_address
+ hint: _ @type)
+(effective_address
+ segment: _ @constant.builtin)
+
+(register) @constant.builtin
+
+(number_literal) @constant.numeric.integer
+(string_literal) @string
+(float_literal) @constant.numeric.float
+(packed_bcd_literal) @constant.numeric.integer
+
+((word) @constant
+  (#match? @constant "^[A-Z_][?A-Z_0-9]+$"))
+((word) @constant.builtin
+  (#match? @constant.builtin "^__\\?[A-Z_a-z0-9]+\\?__$"))
+(word) @variable
+
+(preproc_arg) @keyword.directive
+
+[
+  (preproc_def)
+  (preproc_function_def)
+  (preproc_undef)
+  (preproc_alias)
+  (preproc_multiline_macro)
+  (preproc_multiline_unmacro)
+  (preproc_if)
+  (preproc_rotate)
+  (preproc_rep_loop)
+  (preproc_include)
+  (preproc_pathsearch)
+  (preproc_depend)
+  (preproc_use)
+  (preproc_push)
+  (preproc_pop)
+  (preproc_repl)
+  (preproc_arg)
+  (preproc_stacksize)
+  (preproc_local)
+  (preproc_reporting)
+  (preproc_pragma)
+  (preproc_line)
+  (preproc_clear)
+] @keyword.directive
+[
+  (pseudo_instruction_dx)
+  (pseudo_instruction_resx)
+  (pseudo_instruction_incbin_command)
+  (pseudo_instruction_equ_command)
+  (pseudo_instruction_times_prefix)
+  (pseudo_instruction_alignx_macro)
+] @function.special
+[
+  (assembl_directive_target)
+  (assembl_directive_defaults)
+  (assembl_directive_sections)
+  (assembl_directive_absolute)
+  (assembl_directive_symbols)
+  (assembl_directive_common)
+  (assembl_directive_symbolfixes)
+  (assembl_directive_cpu)
+  (assembl_directive_floathandling)
+  (assembl_directive_org)
+  (assembl_directive_sectalign)
+
+  (assembl_directive_primitive_target)
+  (assembl_directive_primitive_defaults)
+  (assembl_directive_primitive_sections)
+  (assembl_directive_primitive_absolute)
+  (assembl_directive_primitive_symbols)
+  (assembl_directive_primitive_common)
+  (assembl_directive_primitive_symbolfixes)
+  (assembl_directive_primitive_cpu)
+  (assembl_directive_primitive_floathandling)
+  (assembl_directive_primitive_org)
+  (assembl_directive_primitive_sectalign)
+  (assembl_directive_primitive_warning)
+  (assembl_directive_primitive_map)
+] @keyword
diff --git a/runtime/queries/nasm/injections.scm b/runtime/queries/nasm/injections.scm
new file mode 100644
index 000000000..2f0e58eb6
--- /dev/null
+++ b/runtime/queries/nasm/injections.scm
@@ -0,0 +1,2 @@
+((comment) @injection.content
+  (#set! injection.language "comment"))
diff --git a/runtime/queries/nasm/textobjects.scm b/runtime/queries/nasm/textobjects.scm
new file mode 100644
index 000000000..ddfbad78c
--- /dev/null
+++ b/runtime/queries/nasm/textobjects.scm
@@ -0,0 +1,15 @@
+(preproc_multiline_macro
+  body: (body) @function.inside) @function.around
+(struc_declaration
+  body: (struc_declaration_body) @class.inside) @class.around
+(struc_instance
+  body: (struc_instance_body) @class.inside) @class.around
+
+(preproc_function_def_parameters
+  (word) @parameter.inside)
+(call_syntax_arguments
+  (_) @parameter.inside)
+(operand) @parameter.inside
+
+(comment) @comment.inside
+(comment)+ @comment.around