diff --git a/Cargo.lock b/Cargo.lock
index 262ccead..bd8779f7 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -2922,7 +2922,7 @@ dependencies = [
 
 [[package]]
 name = "rust-examples"
-version = "0.7.0"
+version = "0.8.0"
 dependencies = [
  "eyre",
  "facet",
@@ -4111,7 +4111,7 @@ checksum = "0b928f33d975fc6ad9f86c8f283853ad26bdd5b10b7f1542aa2fa15e2289105a"
 
 [[package]]
 name = "vox"
-version = "0.7.0"
+version = "0.8.0"
 dependencies = [
  "facet",
  "facet-pretty",
@@ -4136,7 +4136,7 @@ dependencies = [
 
 [[package]]
 name = "vox-bench"
-version = "0.7.0"
+version = "0.8.0"
 dependencies = [
  "dhat",
  "divan",
@@ -4168,7 +4168,7 @@ dependencies = [
 
 [[package]]
 name = "vox-codegen"
-version = "0.7.0"
+version = "0.8.0"
 dependencies = [
  "facet",
  "facet-cbor",
@@ -4180,7 +4180,7 @@ dependencies = [
 
 [[package]]
 name = "vox-core"
-version = "0.7.0"
+version = "0.8.0"
 dependencies = [
  "facet",
  "facet-cbor",
@@ -4205,7 +4205,7 @@ dependencies = [
 
 [[package]]
 name = "vox-fdpass"
-version = "0.7.0"
+version = "0.8.0"
 dependencies = [
  "libc",
  "passfd",
@@ -4215,7 +4215,7 @@ dependencies = [
 
 [[package]]
 name = "vox-ffi"
-version = "0.7.0"
+version = "0.8.0"
 dependencies = [
  "tracing",
  "vox-types",
@@ -4223,7 +4223,7 @@ dependencies = [
 
 [[package]]
 name = "vox-inprocess"
-version = "0.7.0"
+version = "0.8.0"
 dependencies = [
  "futures-channel",
  "futures-util",
@@ -4234,7 +4234,7 @@ dependencies = [
 
 [[package]]
 name = "vox-jit"
-version = "0.7.0"
+version = "0.8.0"
 dependencies = [
  "arc-swap",
  "cranelift-codegen",
@@ -4257,7 +4257,7 @@ dependencies = [
 
 [[package]]
 name = "vox-jit-abi"
-version = "0.7.0"
+version = "0.8.0"
 dependencies = [
  "arc-swap",
  "facet-core",
@@ -4267,7 +4267,7 @@ dependencies = [
 
 [[package]]
 name = "vox-jit-cal"
-version = "0.7.0"
+version = "0.8.0"
 dependencies = [
  "facet",
  "facet-core",
@@ -4275,7 +4275,7 @@ dependencies = [
 
 [[package]]
 name = "vox-jit-tests"
-version = "0.7.0"
+version = "0.8.0"
 dependencies = [
  "divan",
  "facet",
@@ -4292,7 +4292,7 @@ dependencies = [
 
 [[package]]
 name = "vox-local"
-version = "0.7.0"
+version = "0.8.0"
 dependencies = [
  "tokio",
  "vox-stream",
@@ -4300,7 +4300,7 @@ dependencies = [
 
 [[package]]
 name = "vox-macros-core"
-version = "0.7.0"
+version = "0.8.0"
 dependencies = [
  "facet-cargo-toml",
  "heck",
@@ -4312,7 +4312,7 @@ dependencies = [
 
 [[package]]
 name = "vox-macros-parse"
-version = "0.7.0"
+version = "0.8.0"
 dependencies = [
  "proc-macro2",
  "unsynn",
@@ -4320,7 +4320,7 @@ dependencies = [
 
 [[package]]
 name = "vox-postcard"
-version = "0.7.0"
+version = "0.8.0"
 dependencies = [
  "facet",
  "facet-core",
@@ -4335,7 +4335,7 @@ dependencies = [
 
 [[package]]
 name = "vox-schema"
-version = "0.7.0"
+version = "0.8.0"
 dependencies = [
  "blake3",
  "facet",
@@ -4346,7 +4346,7 @@ dependencies = [
 
 [[package]]
 name = "vox-service-macros"
-version = "0.7.0"
+version = "0.8.0"
 dependencies = [
  "proc-macro2",
  "vox-macros-core",
@@ -4354,7 +4354,7 @@ dependencies = [
 
 [[package]]
 name = "vox-stream"
-version = "0.7.0"
+version = "0.8.0"
 dependencies = [
  "libc",
  "moire",
@@ -4368,7 +4368,7 @@ dependencies = [
 
 [[package]]
 name = "vox-swift-abi"
-version = "0.7.0"
+version = "0.8.0"
 dependencies = [
  "vox-jit-abi",
  "vox-jit-cal",
@@ -4377,7 +4377,7 @@ dependencies = [
 
 [[package]]
 name = "vox-types"
-version = "0.7.0"
+version = "0.8.0"
 dependencies = [
  "bitflags 2.11.1",
  "blake3",
@@ -4402,7 +4402,7 @@ dependencies = [
 
 [[package]]
 name = "vox-websocket"
-version = "0.7.0"
+version = "0.8.0"
 dependencies = [
  "futures-channel",
  "futures-util",
@@ -4515,7 +4515,7 @@ dependencies = [
 
 [[package]]
 name = "wasm-browser-tests"
-version = "0.7.0"
+version = "0.8.0"
 dependencies = [
  "spec-proto",
  "vox-core",
@@ -4537,7 +4537,7 @@ dependencies = [
 
 [[package]]
 name = "wasm-inprocess-tests"
-version = "0.7.0"
+version = "0.8.0"
 dependencies = [
  "js-sys",
  "spec-proto",
diff --git a/Cargo.toml b/Cargo.toml
index e354d478..7e1d489f 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -36,7 +36,7 @@ members = [
 exclude = ["fuzz"]
 
 [workspace.package]
-version = "0.7.0"
+version = "0.8.0"
 edition = "2024"
 rust-version = "1.91"
 readme = "README.md"
@@ -49,27 +49,27 @@ categories = ["network-programming", "asynchronous"]
 
 [workspace.dependencies]
 # Internal crates
-vox = { path = "rust/vox", version = "0.7.0" }
-vox-types = { path = "rust/vox-types", version = "0.7.0" }
-vox-schema = { path = "rust/vox-schema", version = "0.7.0" }
-vox-macros-parse = { path = "rust/vox-macros-parse", version = "0.7.0" }
-vox-macros-core = { path = "rust/vox-macros-core", version = "0.7.0" }
-vox-service-macros = { path = "rust/vox-macros", version = "0.7.0" }
-vox-core = { path = "rust/vox-core", version = "0.7.0" }
-vox-stream = { path = "rust/vox-stream", version = "0.7.0" }
-vox-fdpass = { path = "rust/vox-fdpass", version = "0.7.0" }
-vox-codegen = { path = "rust/vox-codegen", version = "0.7.0" }
-vox-websocket = { path = "rust/vox-websocket", version = "0.7.0" }
-vox-inprocess = { path = "rust/vox-inprocess", version = "0.7.0" }
-vox-local = { path = "rust/vox-local", version = "0.7.0" }
-vox-ffi = { path = "rust/vox-ffi", version = "0.7.0" }
+vox = { path = "rust/vox", version = "0.8.0" }
+vox-types = { path = "rust/vox-types", version = "0.8.0" }
+vox-schema = { path = "rust/vox-schema", version = "0.8.0" }
+vox-macros-parse = { path = "rust/vox-macros-parse", version = "0.8.0" }
+vox-macros-core = { path = "rust/vox-macros-core", version = "0.8.0" }
+vox-service-macros = { path = "rust/vox-macros", version = "0.8.0" }
+vox-core = { path = "rust/vox-core", version = "0.8.0" }
+vox-stream = { path = "rust/vox-stream", version = "0.8.0" }
+vox-fdpass = { path = "rust/vox-fdpass", version = "0.8.0" }
+vox-codegen = { path = "rust/vox-codegen", version = "0.8.0" }
+vox-websocket = { path = "rust/vox-websocket", version = "0.8.0" }
+vox-inprocess = { path = "rust/vox-inprocess", version = "0.8.0" }
+vox-local = { path = "rust/vox-local", version = "0.8.0" }
+vox-ffi = { path = "rust/vox-ffi", version = "0.8.0" }
 subject-rust = { path = "rust/subject-rust", version = "0.2.2" }
 spec-proto = { path = "spec/spec-proto", version = "0.2.2" }
-vox-postcard = { path = "rust/vox-postcard", version = "0.7.0" }
-vox-jit-cal = { path = "rust/vox-jit-cal", version = "0.7.0" }
-vox-jit-abi = { path = "rust/vox-jit-abi", version = "0.7.0" }
-vox-jit = { path = "rust/vox-jit", version = "0.7.0" }
-vox-swift-abi = { path = "rust/vox-swift-abi", version = "0.7.0" }
+vox-postcard = { path = "rust/vox-postcard", version = "0.8.0" }
+vox-jit-cal = { path = "rust/vox-jit-cal", version = "0.8.0" }
+vox-jit-abi = { path = "rust/vox-jit-abi", version = "0.8.0" }
+vox-jit = { path = "rust/vox-jit", version = "0.8.0" }
+vox-swift-abi = { path = "rust/vox-swift-abi", version = "0.8.0" }
 facet-cbor = { path = "rust/facet-cbor", version = "0.3.4" }
 ur-taking-me-with-you = { path = "rust/ur-taking-me-with-you", version = "8.0.0" }
 
diff --git a/rust/vox-jit-abi/CHANGELOG.md b/rust/vox-jit-abi/CHANGELOG.md
index d9b0ed26..90d4e596 100644
--- a/rust/vox-jit-abi/CHANGELOG.md
+++ b/rust/vox-jit-abi/CHANGELOG.md
@@ -7,6 +7,12 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## [Unreleased]
 
+## [0.8.0](https://github.com/bearcove/vox/compare/vox-jit-abi-v0.7.0...vox-jit-abi-v0.8.0) - 2026-05-21
+
+### Added
+
+- *(jit)* native BTreeMap/HashMap decode via slab strategy
+
 ## [0.7.0](https://github.com/bearcove/vox/compare/vox-jit-abi-v0.6.1...vox-jit-abi-v0.7.0) - 2026-05-20
 
 ### Other
diff --git a/rust/vox-jit/CHANGELOG.md b/rust/vox-jit/CHANGELOG.md
index c496673f..a0b16b36 100644
--- a/rust/vox-jit/CHANGELOG.md
+++ b/rust/vox-jit/CHANGELOG.md
@@ -7,6 +7,13 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## [Unreleased]
 
+## [0.8.0](https://github.com/bearcove/vox/compare/vox-jit-v0.7.0...vox-jit-v0.8.0) - 2026-05-21
+
+### Added
+
+- *(jit)* native BTreeMap/HashMap encode via iterator vtable
+- *(jit)* native BTreeMap/HashMap decode via slab strategy
+
 ## [0.7.0](https://github.com/bearcove/vox/compare/vox-jit-v0.6.1...vox-jit-v0.7.0) - 2026-05-20
 
 ### Other
diff --git a/rust/vox-postcard/CHANGELOG.md b/rust/vox-postcard/CHANGELOG.md
index ece3dbdd..efdf9600 100644
--- a/rust/vox-postcard/CHANGELOG.md
+++ b/rust/vox-postcard/CHANGELOG.md
@@ -7,6 +7,13 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## [Unreleased]
 
+## [0.8.0](https://github.com/bearcove/vox/compare/vox-postcard-v0.7.0...vox-postcard-v0.8.0) - 2026-05-21
+
+### Added
+
+- *(jit)* native BTreeMap/HashMap encode via iterator vtable
+- *(jit)* native BTreeMap/HashMap decode via slab strategy
+
 ## [0.7.0](https://github.com/bearcove/vox/compare/vox-postcard-v0.6.1...vox-postcard-v0.7.0) - 2026-05-20
 
 ### Other
diff --git a/spec/spec-proto/Cargo.toml b/spec/spec-proto/Cargo.toml
index 2dafa528..b9b86519 100644
--- a/spec/spec-proto/Cargo.toml
+++ b/spec/spec-proto/Cargo.toml
@@ -13,4 +13,4 @@ rustdoc-args = ["--html-in-header", "arborium-header.html"]
 
 [dependencies]
 facet.workspace = true
-vox = { path = "../../rust/vox", version = "0.7.0", default-features = false, features = ["runtime"] }
+vox = { path = "../../rust/vox", version = "0.8.0", default-features = false, features = ["runtime"] }