diff --git a/Cargo.lock b/Cargo.lock
index ec83e74..1394bb6 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -2,11 +2,18 @@
 # It is not intended for manual editing.
 version = 3
 
+[[package]]
+name = "dyn-clone"
+version = "1.0.20"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d0881ea181b1df73ff77ffaaf9c7544ecc11e82fba9b5f27b262a3c73a332555"
+
 [[package]]
 name = "git-conventional"
 version = "0.12.9"
 dependencies = [
  "indoc",
+ "schemars",
  "serde",
  "serde_test",
  "unicase",
@@ -19,6 +26,12 @@ version = "2.0.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "f4c7245a08504955605670dbf141fceab975f15ca21570696aebe9d2e71576bd"
 
+[[package]]
+name = "itoa"
+version = "1.0.15"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "4a5f13b858c8d314ee3e8f639011f7ccefe71f97f96e50151fb991f267928e2c"
+
 [[package]]
 name = "memchr"
 version = "2.5.0"
@@ -27,42 +40,127 @@ checksum = "2dffe52ecf27772e601905b7522cb4ef790d2cc203488bbd0e2fe85fcb74566d"
 
 [[package]]
 name = "proc-macro2"
-version = "1.0.78"
+version = "1.0.102"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e2422ad645d89c99f8f3e6b88a9fdeca7fabeac836b1002371c4367c8f984aae"
+checksum = "8e0f6df8eaa422d97d72edcd152e1451618fed47fabbdbd5a8864167b1d4aff7"
 dependencies = [
  "unicode-ident",
 ]
 
 [[package]]
 name = "quote"
-version = "1.0.27"
+version = "1.0.41"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8f4f29d145265ec1c483c7c654450edde0bfe043d3938d6972630663356d9500"
+checksum = "ce25767e7b499d1b604768e7cde645d14cc8584231ea6b295e9c9eb22c02e1d1"
 dependencies = [
  "proc-macro2",
 ]
 
+[[package]]
+name = "ref-cast"
+version = "1.0.25"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f354300ae66f76f1c85c5f84693f0ce81d747e2c3f21a45fef496d89c960bf7d"
+dependencies = [
+ "ref-cast-impl",
+]
+
+[[package]]
+name = "ref-cast-impl"
+version = "1.0.25"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b7186006dcb21920990093f30e3dea63b7d6e977bf1256be20c3563a5db070da"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "syn",
+]
+
+[[package]]
+name = "ryu"
+version = "1.0.20"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "28d3b2b1366ec20994f1fd18c3c594f05c5dd4bc44d8bb0c1c632c8d6829481f"
+
+[[package]]
+name = "schemars"
+version = "1.0.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "82d20c4491bc164fa2f6c5d44565947a52ad80b9505d8e36f8d54c27c739fcd0"
+dependencies = [
+ "dyn-clone",
+ "ref-cast",
+ "schemars_derive",
+ "serde",
+ "serde_json",
+]
+
+[[package]]
+name = "schemars_derive"
+version = "1.0.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "33d020396d1d138dc19f1165df7545479dcd58d93810dc5d646a16e55abefa80"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "serde_derive_internals",
+ "syn",
+]
+
 [[package]]
 name = "serde"
-version = "1.0.163"
+version = "1.0.228"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "2113ab51b87a539ae008b5c6c02dc020ffa39afd2d83cffcb3f4eb2722cebec2"
+checksum = "9a8e94ea7f378bd32cbbd37198a4a91436180c5bb472411e48b5ec2e2124ae9e"
+dependencies = [
+ "serde_core",
+ "serde_derive",
+]
+
+[[package]]
+name = "serde_core"
+version = "1.0.228"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "41d385c7d4ca58e59fc732af25c3983b67ac852c1a25000afe1175de458b67ad"
 dependencies = [
  "serde_derive",
 ]
 
 [[package]]
 name = "serde_derive"
-version = "1.0.163"
+version = "1.0.228"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d540f220d3187173da220f885ab66608367b6574e925011a9353e4badda91d79"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "syn",
+]
+
+[[package]]
+name = "serde_derive_internals"
+version = "0.29.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8c805777e3930c8883389c602315a24224bcc738b63905ef87cd1420353ea93e"
+checksum = "18d26a20a969b9e3fdf2fc2d9f21eda6c40e2de84c9408bb5d3b05d499aae711"
 dependencies = [
  "proc-macro2",
  "quote",
  "syn",
 ]
 
+[[package]]
+name = "serde_json"
+version = "1.0.145"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "402a6f66d8c709116cf22f558eab210f5a50187f702eb4d7e5ef38d9a7f1c79c"
+dependencies = [
+ "itoa",
+ "memchr",
+ "ryu",
+ "serde",
+ "serde_core",
+]
+
 [[package]]
 name = "serde_test"
 version = "1.0.177"
@@ -74,9 +172,9 @@ dependencies = [
 
 [[package]]
 name = "syn"
-version = "2.0.16"
+version = "2.0.108"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a6f671d4b5ffdb8eadec19c0ae67fe2639df8684bd7bc4b83d986b8db549cf01"
+checksum = "da58917d35242480a05c2897064da0a80589a2a0476c9a3f2fdc83b53502e917"
 dependencies = [
  "proc-macro2",
  "quote",
diff --git a/Cargo.toml b/Cargo.toml
index 0f00dee..8d75a2b 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -130,6 +130,7 @@ pre-release-replacements = [
 winnow = "0.7.0"
 unicase = "2.5"
 serde = { version = "1.0.163", optional = true, features = ["derive"] }
+schemars = { version = "1.0.4", optional = true }
 
 [dev-dependencies]
 indoc = "2.0"
diff --git a/src/commit.rs b/src/commit.rs
index e8ef3db..f7d5209 100644
--- a/src/commit.rs
+++ b/src/commit.rs
@@ -15,6 +15,7 @@ const BREAKING_ARROW: &str = "BREAKING-CHANGE";
 
 /// A conventional commit.
 #[cfg_attr(feature = "serde", derive(serde::Serialize))]
+#[cfg_attr(feature = "schemars", derive(schemars::JsonSchema))]
 #[derive(Clone, Debug, PartialEq, Eq)]
 pub struct Commit<'a> {
     ty: Type<'a>,
@@ -149,6 +150,7 @@ impl fmt::Display for Commit<'_> {
 ///
 /// See: <https://git-scm.com/docs/git-interpret-trailers>
 #[cfg_attr(feature = "serde", derive(serde::Serialize))]
+#[cfg_attr(feature = "schemars", derive(schemars::JsonSchema))]
 #[derive(Debug, Clone, Copy, Eq, PartialEq, Hash)]
 pub struct Footer<'a> {
     token: FooterToken<'a>,
@@ -192,6 +194,7 @@ impl fmt::Display for Footer<'_> {
 
 /// The type of separator between the footer token and value.
 #[cfg_attr(feature = "serde", derive(serde::Serialize))]
+#[cfg_attr(feature = "schemars", derive(schemars::JsonSchema))]
 #[derive(Debug, Clone, Copy, Eq, PartialEq, Hash)]
 #[non_exhaustive]
 pub enum FooterSeparator {
@@ -251,7 +254,11 @@ macro_rules! unicase_components {
         $(
             /// A component of the conventional commit.
             #[derive(Debug, Clone, Copy, PartialEq, Eq, Hash, PartialOrd, Ord)]
-            pub struct $ty<'a>(unicase::UniCase<&'a str>);
+            #[cfg_attr(feature = "schemars", derive(schemars::JsonSchema))]
+            pub struct $ty<'a>(
+                #[cfg_attr(feature = "schemars", schemars(with = "String"))]
+                unicase::UniCase<&'a str>
+            );
 
             impl<'a> $ty<'a> {
                 /// See `parse` for ensuring the data is valid.