diff --git a/doc/status/codecs.md b/doc/status/codecs.md
index 93b08de2..7b8411a7 100644
--- a/doc/status/codecs.md
+++ b/doc/status/codecs.md
@@ -6,7 +6,7 @@
 | Bytes to Bytes | [blosc]            | [ZEP0001]         | ✓ | ✓ | **blosc**     |
 |                | [gzip]             | [ZEP0001]         | ✓ | ✓ | **gzip**      |
 |                | [crc32c]           | [ZEP0002]         | ✓ |         | **crc32c**    |
-|                | [zstd]             | [zarr-specs #256] | ✓ |         | zstd          |
+|                | [zstd]             | [zarr-specs #256] | ✓ | ✓ | zstd          |
 
 <sup>\* Bolded feature flags are part of the default set of features.</sup>
 
diff --git a/doc/status/codecs_experimental.md b/doc/status/codecs_experimental.md
index b9558db4..09faf9ef 100644
--- a/doc/status/codecs_experimental.md
+++ b/doc/status/codecs_experimental.md
@@ -2,7 +2,7 @@ Experimental codecs are recommended for evaluation only.
 
 | Codec Type     | Codec                            | ZEP | V3      | V2      | Feature Flag |
 | -------------- | -------------------------------- | --- | ------- | ------- | ------------ |
-| Array to Array | [bitround]                       |     | &check; |         | bitround     |
+| Array to Array | [bitround]                       |     | &check; | &check; | bitround     |
 | Array to Bytes | [zfp]                            |     | &check; |         | zfp          |
 |                | [pcodec]                         |     | &check; |         | pcodec       |
 |                | [vlen]                           |     | &check; |         |              |
diff --git a/src/metadata/v2.rs b/src/metadata/v2.rs
index 5ba67539..a9b65f77 100644
--- a/src/metadata/v2.rs
+++ b/src/metadata/v2.rs
@@ -6,6 +6,9 @@ pub mod array;
 
 /// Zarr V2 codec metadata.
 pub mod codec {
+    #[cfg(feature = "bitround")]
+    /// `bitround` codec metadata.
+    pub mod bitround;
     /// `blosc` codec metadata.
     pub mod blosc;
     #[cfg(feature = "bz2")]
@@ -13,6 +16,9 @@ pub mod codec {
     pub mod bz2;
     /// `gzip` codec metadata.
     pub mod gzip;
+    #[cfg(feature = "zstd")]
+    /// `zstd` codec metadata.
+    pub mod zstd;
 }
 
 pub use array::ArrayMetadataV2;
diff --git a/src/metadata/v2/codec/bitround.rs b/src/metadata/v2/codec/bitround.rs
new file mode 100644
index 00000000..795563ed
--- /dev/null
+++ b/src/metadata/v2/codec/bitround.rs
@@ -0,0 +1 @@
+pub use crate::metadata::v3::codec::bitround::BitroundCodecConfigurationV1;
diff --git a/src/metadata/v2/codec/zstd.rs b/src/metadata/v2/codec/zstd.rs
new file mode 100644
index 00000000..9c613491
--- /dev/null
+++ b/src/metadata/v2/codec/zstd.rs
@@ -0,0 +1 @@
+pub use crate::metadata::v3::codec::zstd::ZstdCodecConfigurationV1;