diff --git a/VERSION b/VERSION
index a5976a4e..9cd9637d 100644
--- a/VERSION
+++ b/VERSION
@@ -1 +1 @@
-0.1.0a27
\ No newline at end of file
+0.1.0a28
\ No newline at end of file
diff --git a/packages/polywrap-client-config-builder/poetry.lock b/packages/polywrap-client-config-builder/poetry.lock
index 39fdc71a..5ec39bd9 100644
--- a/packages/polywrap-client-config-builder/poetry.lock
+++ b/packages/polywrap-client-config-builder/poetry.lock
@@ -494,15 +494,17 @@ version = "0.1.0a27"
 description = ""
 category = "main"
 optional = false
-python-versions = ">=3.10,<4.0"
-files = [
-    {file = "polywrap_core-0.1.0a27-py3-none-any.whl", hash = "sha256:fe9330f6a6d20e1754019b84d20b184e43c763dd313f45a1351bd08bf2c93ae3"},
-    {file = "polywrap_core-0.1.0a27.tar.gz", hash = "sha256:81e07cd093c3a329eb75636e1840a267e4eb5be603c1c797d97de5ad0be7a842"},
-]
+python-versions = "^3.10"
+files = []
+develop = true
 
 [package.dependencies]
-polywrap-manifest = ">=0.1.0a27,<0.2.0"
-polywrap-msgpack = ">=0.1.0a27,<0.2.0"
+polywrap-manifest = {path = "../polywrap-manifest", develop = true}
+polywrap-msgpack = {path = "../polywrap-msgpack", develop = true}
+
+[package.source]
+type = "directory"
+url = "../polywrap-core"
 
 [[package]]
 name = "polywrap-manifest"
@@ -510,15 +512,17 @@ version = "0.1.0a27"
 description = "WRAP manifest"
 category = "main"
 optional = false
-python-versions = ">=3.10,<4.0"
-files = [
-    {file = "polywrap_manifest-0.1.0a27-py3-none-any.whl", hash = "sha256:4ef7561f7650e0c66b8a3e1565668223ec01aa412bfae0a281ca6299ade95d0c"},
-    {file = "polywrap_manifest-0.1.0a27.tar.gz", hash = "sha256:eb415c9d31a0c36ccd9a3f4b919adf032d69a3520604e0e05271ce435568a3af"},
-]
+python-versions = "^3.10"
+files = []
+develop = true
 
 [package.dependencies]
-polywrap-msgpack = ">=0.1.0a27,<0.2.0"
-pydantic = ">=1.10.2,<2.0.0"
+polywrap-msgpack = {path = "../polywrap-msgpack", develop = true}
+pydantic = "^1.10.2"
+
+[package.source]
+type = "directory"
+url = "../polywrap-manifest"
 
 [[package]]
 name = "polywrap-msgpack"
@@ -526,14 +530,16 @@ version = "0.1.0a27"
 description = "WRAP msgpack encoding"
 category = "main"
 optional = false
-python-versions = ">=3.10,<4.0"
-files = [
-    {file = "polywrap_msgpack-0.1.0a27-py3-none-any.whl", hash = "sha256:487548ab7c0eb97658d849df7afa291a807efbb4310dcbc4cdbee850f5af365e"},
-    {file = "polywrap_msgpack-0.1.0a27.tar.gz", hash = "sha256:00ba2e74329c9b97c158ef96d711d171a1edc550e67c9f0321054cd97ccc8c8f"},
-]
+python-versions = "^3.10"
+files = []
+develop = true
 
 [package.dependencies]
-msgpack = ">=1.0.4,<2.0.0"
+msgpack = "^1.0.4"
+
+[package.source]
+type = "directory"
+url = "../polywrap-msgpack"
 
 [[package]]
 name = "polywrap-uri-resolvers"
@@ -541,15 +547,17 @@ version = "0.1.0a27"
 description = ""
 category = "main"
 optional = false
-python-versions = ">=3.10,<4.0"
-files = [
-    {file = "polywrap_uri_resolvers-0.1.0a27-py3-none-any.whl", hash = "sha256:85b3dcfb1e0181b71d20468b65221ebe78c5c5e0b173c195cd417c244746f9d6"},
-    {file = "polywrap_uri_resolvers-0.1.0a27.tar.gz", hash = "sha256:57b147a11afd30a1929b117b6bf1603acf79ccdd60e211a9f392cb474e22098d"},
-]
+python-versions = "^3.10"
+files = []
+develop = true
 
 [package.dependencies]
-polywrap-core = ">=0.1.0a27,<0.2.0"
-polywrap-wasm = ">=0.1.0a27,<0.2.0"
+polywrap-core = {path = "../polywrap-core", develop = true}
+polywrap-wasm = {path = "../polywrap-wasm", develop = true}
+
+[package.source]
+type = "directory"
+url = "../polywrap-uri-resolvers"
 
 [[package]]
 name = "polywrap-wasm"
@@ -557,19 +565,21 @@ version = "0.1.0a27"
 description = ""
 category = "main"
 optional = false
-python-versions = ">=3.10,<4.0"
-files = [
-    {file = "polywrap_wasm-0.1.0a27-py3-none-any.whl", hash = "sha256:598ddf7e5bdcea5b73c1bfc0a6b848a9bc225c86cc5134f96d66ba85d6a5040f"},
-    {file = "polywrap_wasm-0.1.0a27.tar.gz", hash = "sha256:db11df569534bb3694faa185688b43841fffaa653937cb9cbe7afc6002ebb419"},
-]
+python-versions = "^3.10"
+files = []
+develop = true
 
 [package.dependencies]
-polywrap-core = ">=0.1.0a27,<0.2.0"
-polywrap-manifest = ">=0.1.0a27,<0.2.0"
-polywrap-msgpack = ">=0.1.0a27,<0.2.0"
-unsync = ">=1.4.0,<2.0.0"
-unsync-stubs = ">=0.1.2,<0.2.0"
-wasmtime = ">=6.0.0,<7.0.0"
+polywrap-core = {path = "../polywrap-core", develop = true}
+polywrap-manifest = {path = "../polywrap-manifest", develop = true}
+polywrap-msgpack = {path = "../polywrap-msgpack", develop = true}
+unsync = "^1.4.0"
+unsync-stubs = "^0.1.2"
+wasmtime = "^6.0.0"
+
+[package.source]
+type = "directory"
+url = "../polywrap-wasm"
 
 [[package]]
 name = "py"
@@ -1140,4 +1150,4 @@ files = [
 [metadata]
 lock-version = "2.0"
 python-versions = "^3.10"
-content-hash = "072b5b2b799f682d3be3d050d3f471b1247d0f37d9f158eccf0d3ea211a8db59"
+content-hash = "af1d9b727002057dee7ece1fa89fbeb5810309387c53f9fdc3ef38f778755dee"
diff --git a/packages/polywrap-client-config-builder/pyproject.toml b/packages/polywrap-client-config-builder/pyproject.toml
index f682d0e1..cca71e23 100644
--- a/packages/polywrap-client-config-builder/pyproject.toml
+++ b/packages/polywrap-client-config-builder/pyproject.toml
@@ -11,8 +11,8 @@ readme = "README.md"
 
 [tool.poetry.dependencies]
 python = "^3.10"
-polywrap-uri-resolvers = "^0.1.0a27"
-polywrap-core = "^0.1.0a27"
+polywrap-uri-resolvers = {path = "../polywrap-uri-resolvers", develop = true}
+polywrap-core = {path = "../polywrap-core", develop = true}
 [tool.poetry.dev-dependencies]
 pytest = "^7.1.2"
 pytest-asyncio = "^0.19.0"
diff --git a/packages/polywrap-client/poetry.lock b/packages/polywrap-client/poetry.lock
index af7df9d8..cc8bfc1b 100644
--- a/packages/polywrap-client/poetry.lock
+++ b/packages/polywrap-client/poetry.lock
@@ -494,15 +494,17 @@ version = "0.1.0a27"
 description = ""
 category = "main"
 optional = false
-python-versions = ">=3.10,<4.0"
-files = [
-    {file = "polywrap_core-0.1.0a27-py3-none-any.whl", hash = "sha256:fe9330f6a6d20e1754019b84d20b184e43c763dd313f45a1351bd08bf2c93ae3"},
-    {file = "polywrap_core-0.1.0a27.tar.gz", hash = "sha256:81e07cd093c3a329eb75636e1840a267e4eb5be603c1c797d97de5ad0be7a842"},
-]
+python-versions = "^3.10"
+files = []
+develop = true
 
 [package.dependencies]
-polywrap-manifest = ">=0.1.0a27,<0.2.0"
-polywrap-msgpack = ">=0.1.0a27,<0.2.0"
+polywrap-manifest = {path = "../polywrap-manifest", develop = true}
+polywrap-msgpack = {path = "../polywrap-msgpack", develop = true}
+
+[package.source]
+type = "directory"
+url = "../polywrap-core"
 
 [[package]]
 name = "polywrap-manifest"
@@ -510,15 +512,17 @@ version = "0.1.0a27"
 description = "WRAP manifest"
 category = "main"
 optional = false
-python-versions = ">=3.10,<4.0"
-files = [
-    {file = "polywrap_manifest-0.1.0a27-py3-none-any.whl", hash = "sha256:4ef7561f7650e0c66b8a3e1565668223ec01aa412bfae0a281ca6299ade95d0c"},
-    {file = "polywrap_manifest-0.1.0a27.tar.gz", hash = "sha256:eb415c9d31a0c36ccd9a3f4b919adf032d69a3520604e0e05271ce435568a3af"},
-]
+python-versions = "^3.10"
+files = []
+develop = true
 
 [package.dependencies]
-polywrap-msgpack = ">=0.1.0a27,<0.2.0"
-pydantic = ">=1.10.2,<2.0.0"
+polywrap-msgpack = {path = "../polywrap-msgpack", develop = true}
+pydantic = "^1.10.2"
+
+[package.source]
+type = "directory"
+url = "../polywrap-manifest"
 
 [[package]]
 name = "polywrap-msgpack"
@@ -526,14 +530,16 @@ version = "0.1.0a27"
 description = "WRAP msgpack encoding"
 category = "main"
 optional = false
-python-versions = ">=3.10,<4.0"
-files = [
-    {file = "polywrap_msgpack-0.1.0a27-py3-none-any.whl", hash = "sha256:487548ab7c0eb97658d849df7afa291a807efbb4310dcbc4cdbee850f5af365e"},
-    {file = "polywrap_msgpack-0.1.0a27.tar.gz", hash = "sha256:00ba2e74329c9b97c158ef96d711d171a1edc550e67c9f0321054cd97ccc8c8f"},
-]
+python-versions = "^3.10"
+files = []
+develop = true
 
 [package.dependencies]
-msgpack = ">=1.0.4,<2.0.0"
+msgpack = "^1.0.4"
+
+[package.source]
+type = "directory"
+url = "../polywrap-msgpack"
 
 [[package]]
 name = "polywrap-uri-resolvers"
@@ -541,15 +547,17 @@ version = "0.1.0a27"
 description = ""
 category = "main"
 optional = false
-python-versions = ">=3.10,<4.0"
-files = [
-    {file = "polywrap_uri_resolvers-0.1.0a27-py3-none-any.whl", hash = "sha256:85b3dcfb1e0181b71d20468b65221ebe78c5c5e0b173c195cd417c244746f9d6"},
-    {file = "polywrap_uri_resolvers-0.1.0a27.tar.gz", hash = "sha256:57b147a11afd30a1929b117b6bf1603acf79ccdd60e211a9f392cb474e22098d"},
-]
+python-versions = "^3.10"
+files = []
+develop = true
 
 [package.dependencies]
-polywrap-core = ">=0.1.0a27,<0.2.0"
-polywrap-wasm = ">=0.1.0a27,<0.2.0"
+polywrap-core = {path = "../polywrap-core", develop = true}
+polywrap-wasm = {path = "../polywrap-wasm", develop = true}
+
+[package.source]
+type = "directory"
+url = "../polywrap-uri-resolvers"
 
 [[package]]
 name = "polywrap-wasm"
@@ -557,19 +565,21 @@ version = "0.1.0a27"
 description = ""
 category = "main"
 optional = false
-python-versions = ">=3.10,<4.0"
-files = [
-    {file = "polywrap_wasm-0.1.0a27-py3-none-any.whl", hash = "sha256:598ddf7e5bdcea5b73c1bfc0a6b848a9bc225c86cc5134f96d66ba85d6a5040f"},
-    {file = "polywrap_wasm-0.1.0a27.tar.gz", hash = "sha256:db11df569534bb3694faa185688b43841fffaa653937cb9cbe7afc6002ebb419"},
-]
+python-versions = "^3.10"
+files = []
+develop = true
 
 [package.dependencies]
-polywrap-core = ">=0.1.0a27,<0.2.0"
-polywrap-manifest = ">=0.1.0a27,<0.2.0"
-polywrap-msgpack = ">=0.1.0a27,<0.2.0"
-unsync = ">=1.4.0,<2.0.0"
-unsync-stubs = ">=0.1.2,<0.2.0"
-wasmtime = ">=6.0.0,<7.0.0"
+polywrap-core = {path = "../polywrap-core", develop = true}
+polywrap-manifest = {path = "../polywrap-manifest", develop = true}
+polywrap-msgpack = {path = "../polywrap-msgpack", develop = true}
+unsync = "^1.4.0"
+unsync-stubs = "^0.1.2"
+wasmtime = "^6.0.0"
+
+[package.source]
+type = "directory"
+url = "../polywrap-wasm"
 
 [[package]]
 name = "py"
@@ -1214,4 +1224,4 @@ files = [
 [metadata]
 lock-version = "2.0"
 python-versions = "^3.10"
-content-hash = "9be80b37c3abc8d618e7446babb720ddea3aa0360795bf5ba2e5359bd34125a3"
+content-hash = "868e9783a68c41710eb8195a5391e1ad1fb7b72f986060ad6974289c3dab01b1"
diff --git a/packages/polywrap-client/pyproject.toml b/packages/polywrap-client/pyproject.toml
index 4a8bfbf2..ced83244 100644
--- a/packages/polywrap-client/pyproject.toml
+++ b/packages/polywrap-client/pyproject.toml
@@ -11,10 +11,10 @@ readme = "README.md"
 
 [tool.poetry.dependencies]
 python = "^3.10"
-polywrap-uri-resolvers = "^0.1.0a27"
-polywrap-manifest = "^0.1.0a27"
-polywrap-msgpack = "^0.1.0a27"
-polywrap-core = "^0.1.0a27"
+polywrap-uri-resolvers = {path = "../polywrap-uri-resolvers", develop = true}
+polywrap-manifest = {path = "../polywrap-manifest", develop = true}
+polywrap-msgpack = {path = "../polywrap-msgpack", develop = true}
+polywrap-core = {path = "../polywrap-core", develop = true}
 [tool.poetry.dev-dependencies]
 pytest = "^7.1.2"
 pytest-asyncio = "^0.19.0"
diff --git a/packages/polywrap-core/poetry.lock b/packages/polywrap-core/poetry.lock
index 44ee0628..b9f3cefc 100644
--- a/packages/polywrap-core/poetry.lock
+++ b/packages/polywrap-core/poetry.lock
@@ -542,15 +542,17 @@ version = "0.1.0a27"
 description = "WRAP manifest"
 category = "main"
 optional = false
-python-versions = ">=3.10,<4.0"
-files = [
-    {file = "polywrap_manifest-0.1.0a27-py3-none-any.whl", hash = "sha256:4ef7561f7650e0c66b8a3e1565668223ec01aa412bfae0a281ca6299ade95d0c"},
-    {file = "polywrap_manifest-0.1.0a27.tar.gz", hash = "sha256:eb415c9d31a0c36ccd9a3f4b919adf032d69a3520604e0e05271ce435568a3af"},
-]
+python-versions = "^3.10"
+files = []
+develop = true
 
 [package.dependencies]
-polywrap-msgpack = ">=0.1.0a27,<0.2.0"
-pydantic = ">=1.10.2,<2.0.0"
+polywrap-msgpack = {path = "../polywrap-msgpack", develop = true}
+pydantic = "^1.10.2"
+
+[package.source]
+type = "directory"
+url = "../polywrap-manifest"
 
 [[package]]
 name = "polywrap-msgpack"
@@ -558,14 +560,16 @@ version = "0.1.0a27"
 description = "WRAP msgpack encoding"
 category = "main"
 optional = false
-python-versions = ">=3.10,<4.0"
-files = [
-    {file = "polywrap_msgpack-0.1.0a27-py3-none-any.whl", hash = "sha256:487548ab7c0eb97658d849df7afa291a807efbb4310dcbc4cdbee850f5af365e"},
-    {file = "polywrap_msgpack-0.1.0a27.tar.gz", hash = "sha256:00ba2e74329c9b97c158ef96d711d171a1edc550e67c9f0321054cd97ccc8c8f"},
-]
+python-versions = "^3.10"
+files = []
+develop = true
 
 [package.dependencies]
-msgpack = ">=1.0.4,<2.0.0"
+msgpack = "^1.0.4"
+
+[package.source]
+type = "directory"
+url = "../polywrap-msgpack"
 
 [[package]]
 name = "py"
@@ -1180,4 +1184,4 @@ files = [
 [metadata]
 lock-version = "2.0"
 python-versions = "^3.10"
-content-hash = "639d19a199227063ab73b3ad0f1cf76192c385162117b4515f2bd39ba6558e15"
+content-hash = "60e51d986fcb9814b054fb0b6c5a6eea0c84829dc8db4e5cf3c592ade9f5353c"
diff --git a/packages/polywrap-core/pyproject.toml b/packages/polywrap-core/pyproject.toml
index eb8bb769..9fa74a25 100644
--- a/packages/polywrap-core/pyproject.toml
+++ b/packages/polywrap-core/pyproject.toml
@@ -10,8 +10,8 @@ authors = ["Cesar <cesar@polywrap.io>", "Niraj <niraj@polywrap.io>"]
 
 [tool.poetry.dependencies]
 python = "^3.10"
-polywrap-msgpack = "^0.1.0a27"
-polywrap-manifest = "^0.1.0a27"
+polywrap-msgpack = {path = "../polywrap-msgpack", develop = true}
+polywrap-manifest = {path = "../polywrap-manifest", develop = true}
 [tool.poetry.dev-dependencies]
 pytest = "^7.1.2"
 pytest-asyncio = "^0.19.0"
diff --git a/packages/polywrap-manifest/poetry.lock b/packages/polywrap-manifest/poetry.lock
index 67a7fbaa..83ada242 100644
--- a/packages/polywrap-manifest/poetry.lock
+++ b/packages/polywrap-manifest/poetry.lock
@@ -1037,14 +1037,16 @@ version = "0.1.0a27"
 description = "WRAP msgpack encoding"
 category = "main"
 optional = false
-python-versions = ">=3.10,<4.0"
-files = [
-    {file = "polywrap_msgpack-0.1.0a27-py3-none-any.whl", hash = "sha256:487548ab7c0eb97658d849df7afa291a807efbb4310dcbc4cdbee850f5af365e"},
-    {file = "polywrap_msgpack-0.1.0a27.tar.gz", hash = "sha256:00ba2e74329c9b97c158ef96d711d171a1edc550e67c9f0321054cd97ccc8c8f"},
-]
+python-versions = "^3.10"
+files = []
+develop = true
 
 [package.dependencies]
-msgpack = ">=1.0.4,<2.0.0"
+msgpack = "^1.0.4"
+
+[package.source]
+type = "directory"
+url = "../polywrap-msgpack"
 
 [[package]]
 name = "prance"
@@ -1892,4 +1894,4 @@ files = [
 [metadata]
 lock-version = "2.0"
 python-versions = "^3.10"
-content-hash = "0f02e131b64a828bc0a890980070fcd6372e5976a237b8495e7fee048f2f01ed"
+content-hash = "24823609dd2e915662d783a087ef84230b11f8720ee5441ecac7fa758ae01270"
diff --git a/packages/polywrap-manifest/pyproject.toml b/packages/polywrap-manifest/pyproject.toml
index b9a69fef..d48d70fa 100644
--- a/packages/polywrap-manifest/pyproject.toml
+++ b/packages/polywrap-manifest/pyproject.toml
@@ -12,7 +12,7 @@ readme = "README.md"
 [tool.poetry.dependencies]
 python = "^3.10"
 pydantic = "^1.10.2"
-polywrap-msgpack = "^0.1.0a27"
+polywrap-msgpack = {path = "../polywrap-msgpack", develop = true}
 [tool.poetry.dev-dependencies]
 pytest = "^7.1.2"
 pytest-asyncio = "^0.19.0"
diff --git a/packages/polywrap-plugin/poetry.lock b/packages/polywrap-plugin/poetry.lock
index 0c02c0bb..080d0a0b 100644
--- a/packages/polywrap-plugin/poetry.lock
+++ b/packages/polywrap-plugin/poetry.lock
@@ -542,15 +542,17 @@ version = "0.1.0a27"
 description = ""
 category = "main"
 optional = false
-python-versions = ">=3.10,<4.0"
-files = [
-    {file = "polywrap_core-0.1.0a27-py3-none-any.whl", hash = "sha256:fe9330f6a6d20e1754019b84d20b184e43c763dd313f45a1351bd08bf2c93ae3"},
-    {file = "polywrap_core-0.1.0a27.tar.gz", hash = "sha256:81e07cd093c3a329eb75636e1840a267e4eb5be603c1c797d97de5ad0be7a842"},
-]
+python-versions = "^3.10"
+files = []
+develop = true
 
 [package.dependencies]
-polywrap-manifest = ">=0.1.0a27,<0.2.0"
-polywrap-msgpack = ">=0.1.0a27,<0.2.0"
+polywrap-manifest = {path = "../polywrap-manifest", develop = true}
+polywrap-msgpack = {path = "../polywrap-msgpack", develop = true}
+
+[package.source]
+type = "directory"
+url = "../polywrap-core"
 
 [[package]]
 name = "polywrap-manifest"
@@ -558,15 +560,17 @@ version = "0.1.0a27"
 description = "WRAP manifest"
 category = "main"
 optional = false
-python-versions = ">=3.10,<4.0"
-files = [
-    {file = "polywrap_manifest-0.1.0a27-py3-none-any.whl", hash = "sha256:4ef7561f7650e0c66b8a3e1565668223ec01aa412bfae0a281ca6299ade95d0c"},
-    {file = "polywrap_manifest-0.1.0a27.tar.gz", hash = "sha256:eb415c9d31a0c36ccd9a3f4b919adf032d69a3520604e0e05271ce435568a3af"},
-]
+python-versions = "^3.10"
+files = []
+develop = true
 
 [package.dependencies]
-polywrap-msgpack = ">=0.1.0a27,<0.2.0"
-pydantic = ">=1.10.2,<2.0.0"
+polywrap-msgpack = {path = "../polywrap-msgpack", develop = true}
+pydantic = "^1.10.2"
+
+[package.source]
+type = "directory"
+url = "../polywrap-manifest"
 
 [[package]]
 name = "polywrap-msgpack"
@@ -574,14 +578,16 @@ version = "0.1.0a27"
 description = "WRAP msgpack encoding"
 category = "main"
 optional = false
-python-versions = ">=3.10,<4.0"
-files = [
-    {file = "polywrap_msgpack-0.1.0a27-py3-none-any.whl", hash = "sha256:487548ab7c0eb97658d849df7afa291a807efbb4310dcbc4cdbee850f5af365e"},
-    {file = "polywrap_msgpack-0.1.0a27.tar.gz", hash = "sha256:00ba2e74329c9b97c158ef96d711d171a1edc550e67c9f0321054cd97ccc8c8f"},
-]
+python-versions = "^3.10"
+files = []
+develop = true
 
 [package.dependencies]
-msgpack = ">=1.0.4,<2.0.0"
+msgpack = "^1.0.4"
+
+[package.source]
+type = "directory"
+url = "../polywrap-msgpack"
 
 [[package]]
 name = "py"
@@ -1166,4 +1172,4 @@ files = [
 [metadata]
 lock-version = "2.0"
 python-versions = "^3.10"
-content-hash = "649c4281398724d1f1d02260cf65500102144952b77ce70e6cd2a5360795376c"
+content-hash = "53aac71c5c265f0b9e4c5b59213df4bb56fbebc32d573f959ca08d74b3d5a8d9"
diff --git a/packages/polywrap-plugin/pyproject.toml b/packages/polywrap-plugin/pyproject.toml
index 3ace8986..37c2faae 100644
--- a/packages/polywrap-plugin/pyproject.toml
+++ b/packages/polywrap-plugin/pyproject.toml
@@ -11,9 +11,9 @@ readme = "README.md"
 
 [tool.poetry.dependencies]
 python = "^3.10"
-polywrap-msgpack = "^0.1.0a27"
-polywrap-manifest = "^0.1.0a27"
-polywrap-core = "^0.1.0a27"
+polywrap-msgpack = {path = "../polywrap-msgpack", develop = true}
+polywrap-manifest = {path = "../polywrap-manifest", develop = true}
+polywrap-core = {path = "../polywrap-core", develop = true}
 [tool.poetry.dev-dependencies]
 pytest = "^7.1.2"
 pytest-asyncio = "^0.19.0"
diff --git a/packages/polywrap-uri-resolvers/poetry.lock b/packages/polywrap-uri-resolvers/poetry.lock
index 2a057158..a3f6dbb1 100644
--- a/packages/polywrap-uri-resolvers/poetry.lock
+++ b/packages/polywrap-uri-resolvers/poetry.lock
@@ -542,15 +542,17 @@ version = "0.1.0a27"
 description = ""
 category = "main"
 optional = false
-python-versions = ">=3.10,<4.0"
-files = [
-    {file = "polywrap_core-0.1.0a27-py3-none-any.whl", hash = "sha256:fe9330f6a6d20e1754019b84d20b184e43c763dd313f45a1351bd08bf2c93ae3"},
-    {file = "polywrap_core-0.1.0a27.tar.gz", hash = "sha256:81e07cd093c3a329eb75636e1840a267e4eb5be603c1c797d97de5ad0be7a842"},
-]
+python-versions = "^3.10"
+files = []
+develop = true
 
 [package.dependencies]
-polywrap-manifest = ">=0.1.0a27,<0.2.0"
-polywrap-msgpack = ">=0.1.0a27,<0.2.0"
+polywrap-manifest = {path = "../polywrap-manifest", develop = true}
+polywrap-msgpack = {path = "../polywrap-msgpack", develop = true}
+
+[package.source]
+type = "directory"
+url = "../polywrap-core"
 
 [[package]]
 name = "polywrap-manifest"
@@ -558,15 +560,17 @@ version = "0.1.0a27"
 description = "WRAP manifest"
 category = "main"
 optional = false
-python-versions = ">=3.10,<4.0"
-files = [
-    {file = "polywrap_manifest-0.1.0a27-py3-none-any.whl", hash = "sha256:4ef7561f7650e0c66b8a3e1565668223ec01aa412bfae0a281ca6299ade95d0c"},
-    {file = "polywrap_manifest-0.1.0a27.tar.gz", hash = "sha256:eb415c9d31a0c36ccd9a3f4b919adf032d69a3520604e0e05271ce435568a3af"},
-]
+python-versions = "^3.10"
+files = []
+develop = true
 
 [package.dependencies]
-polywrap-msgpack = ">=0.1.0a27,<0.2.0"
-pydantic = ">=1.10.2,<2.0.0"
+polywrap-msgpack = {path = "../polywrap-msgpack", develop = true}
+pydantic = "^1.10.2"
+
+[package.source]
+type = "directory"
+url = "../polywrap-manifest"
 
 [[package]]
 name = "polywrap-msgpack"
@@ -574,14 +578,16 @@ version = "0.1.0a27"
 description = "WRAP msgpack encoding"
 category = "main"
 optional = false
-python-versions = ">=3.10,<4.0"
-files = [
-    {file = "polywrap_msgpack-0.1.0a27-py3-none-any.whl", hash = "sha256:487548ab7c0eb97658d849df7afa291a807efbb4310dcbc4cdbee850f5af365e"},
-    {file = "polywrap_msgpack-0.1.0a27.tar.gz", hash = "sha256:00ba2e74329c9b97c158ef96d711d171a1edc550e67c9f0321054cd97ccc8c8f"},
-]
+python-versions = "^3.10"
+files = []
+develop = true
 
 [package.dependencies]
-msgpack = ">=1.0.4,<2.0.0"
+msgpack = "^1.0.4"
+
+[package.source]
+type = "directory"
+url = "../polywrap-msgpack"
 
 [[package]]
 name = "polywrap-wasm"
@@ -589,19 +595,21 @@ version = "0.1.0a27"
 description = ""
 category = "main"
 optional = false
-python-versions = ">=3.10,<4.0"
-files = [
-    {file = "polywrap_wasm-0.1.0a27-py3-none-any.whl", hash = "sha256:598ddf7e5bdcea5b73c1bfc0a6b848a9bc225c86cc5134f96d66ba85d6a5040f"},
-    {file = "polywrap_wasm-0.1.0a27.tar.gz", hash = "sha256:db11df569534bb3694faa185688b43841fffaa653937cb9cbe7afc6002ebb419"},
-]
+python-versions = "^3.10"
+files = []
+develop = true
 
 [package.dependencies]
-polywrap-core = ">=0.1.0a27,<0.2.0"
-polywrap-manifest = ">=0.1.0a27,<0.2.0"
-polywrap-msgpack = ">=0.1.0a27,<0.2.0"
-unsync = ">=1.4.0,<2.0.0"
-unsync-stubs = ">=0.1.2,<0.2.0"
-wasmtime = ">=6.0.0,<7.0.0"
+polywrap-core = {path = "../polywrap-core", develop = true}
+polywrap-manifest = {path = "../polywrap-manifest", develop = true}
+polywrap-msgpack = {path = "../polywrap-msgpack", develop = true}
+unsync = "^1.4.0"
+unsync-stubs = "^0.1.2"
+wasmtime = "^6.0.0"
+
+[package.source]
+type = "directory"
+url = "../polywrap-wasm"
 
 [[package]]
 name = "py"
@@ -1228,4 +1236,4 @@ files = [
 [metadata]
 lock-version = "2.0"
 python-versions = "^3.10"
-content-hash = "a0ab8695eb4cda02f40ff6aa588ac74854bccc1deb0f8f1fe7a160194c05c878"
+content-hash = "94ae3e22f4506227dc928324abc370121de92d93372dc588a0005fdaaeaf2dff"
diff --git a/packages/polywrap-uri-resolvers/polywrap_uri_resolvers/resolvers/aggregator/uri_resolver_aggregator.py b/packages/polywrap-uri-resolvers/polywrap_uri_resolvers/resolvers/aggregator/uri_resolver_aggregator.py
index 2dee37f4..a49e9c49 100644
--- a/packages/polywrap-uri-resolvers/polywrap_uri_resolvers/resolvers/aggregator/uri_resolver_aggregator.py
+++ b/packages/polywrap-uri-resolvers/polywrap_uri_resolvers/resolvers/aggregator/uri_resolver_aggregator.py
@@ -1,12 +1,14 @@
 """This module contains the UriResolverAggregator Resolver."""
-from typing import List, Optional
+from typing import List, Optional, cast
 
 from polywrap_core import (
     InvokerClient,
     IUriResolutionContext,
     Uri,
+    UriPackage,
     UriPackageOrWrapper,
     UriResolver,
+    UriWrapper,
 )
 
 from ...types import UriResolutionStep
@@ -68,15 +70,17 @@ async def try_resolve_uri(
             uri_package_or_wrapper = await resolver.try_resolve_uri(
                 uri, client, sub_context
             )
-            if uri_package_or_wrapper != uri:
+            if uri_package_or_wrapper != uri or isinstance(
+                uri_package_or_wrapper, (UriPackage, UriWrapper)
+            ):
                 step = UriResolutionStep(
                     source_uri=uri,
-                    result=uri_package_or_wrapper,
+                    result=cast(UriPackageOrWrapper, uri_package_or_wrapper),
                     sub_history=sub_context.get_history(),
                     description=self.step_description,
                 )
                 resolution_context.track_step(step)
-                return uri_package_or_wrapper
+                return cast(UriPackageOrWrapper, uri_package_or_wrapper)
 
         step = UriResolutionStep(
             source_uri=uri,
diff --git a/packages/polywrap-uri-resolvers/polywrap_uri_resolvers/resolvers/cache/request_synchronizer_resolver.py b/packages/polywrap-uri-resolvers/polywrap_uri_resolvers/resolvers/cache/request_synchronizer_resolver.py
index 674c0bd7..ebc3df99 100644
--- a/packages/polywrap-uri-resolvers/polywrap_uri_resolvers/resolvers/cache/request_synchronizer_resolver.py
+++ b/packages/polywrap-uri-resolvers/polywrap_uri_resolvers/resolvers/cache/request_synchronizer_resolver.py
@@ -64,6 +64,7 @@ def __init__(
             options (Optional[RequestSynchronizerResolverOptions]):\
                 The options to use.
         """
+        self.existing_requests = {}
         self.resolver_to_synchronize = resolver_to_synchronize
         self.options = options
 
diff --git a/packages/polywrap-uri-resolvers/pyproject.toml b/packages/polywrap-uri-resolvers/pyproject.toml
index 192d3b95..7cf2767a 100644
--- a/packages/polywrap-uri-resolvers/pyproject.toml
+++ b/packages/polywrap-uri-resolvers/pyproject.toml
@@ -11,8 +11,8 @@ readme = "README.md"
 
 [tool.poetry.dependencies]
 python = "^3.10"
-polywrap-wasm = "^0.1.0a27"
-polywrap-core = "^0.1.0a27"
+polywrap-wasm = {path = "../polywrap-wasm", develop = true}
+polywrap-core = {path = "../polywrap-core", develop = true}
 [tool.poetry.dev-dependencies]
 pytest = "^7.1.2"
 pytest-asyncio = "^0.19.0"
diff --git a/packages/polywrap-wasm/poetry.lock b/packages/polywrap-wasm/poetry.lock
index 0d420fe1..8e3d703d 100644
--- a/packages/polywrap-wasm/poetry.lock
+++ b/packages/polywrap-wasm/poetry.lock
@@ -542,15 +542,17 @@ version = "0.1.0a27"
 description = ""
 category = "main"
 optional = false
-python-versions = ">=3.10,<4.0"
-files = [
-    {file = "polywrap_core-0.1.0a27-py3-none-any.whl", hash = "sha256:fe9330f6a6d20e1754019b84d20b184e43c763dd313f45a1351bd08bf2c93ae3"},
-    {file = "polywrap_core-0.1.0a27.tar.gz", hash = "sha256:81e07cd093c3a329eb75636e1840a267e4eb5be603c1c797d97de5ad0be7a842"},
-]
+python-versions = "^3.10"
+files = []
+develop = true
 
 [package.dependencies]
-polywrap-manifest = ">=0.1.0a27,<0.2.0"
-polywrap-msgpack = ">=0.1.0a27,<0.2.0"
+polywrap-manifest = {path = "../polywrap-manifest", develop = true}
+polywrap-msgpack = {path = "../polywrap-msgpack", develop = true}
+
+[package.source]
+type = "directory"
+url = "../polywrap-core"
 
 [[package]]
 name = "polywrap-manifest"
@@ -558,15 +560,17 @@ version = "0.1.0a27"
 description = "WRAP manifest"
 category = "main"
 optional = false
-python-versions = ">=3.10,<4.0"
-files = [
-    {file = "polywrap_manifest-0.1.0a27-py3-none-any.whl", hash = "sha256:4ef7561f7650e0c66b8a3e1565668223ec01aa412bfae0a281ca6299ade95d0c"},
-    {file = "polywrap_manifest-0.1.0a27.tar.gz", hash = "sha256:eb415c9d31a0c36ccd9a3f4b919adf032d69a3520604e0e05271ce435568a3af"},
-]
+python-versions = "^3.10"
+files = []
+develop = true
 
 [package.dependencies]
-polywrap-msgpack = ">=0.1.0a27,<0.2.0"
-pydantic = ">=1.10.2,<2.0.0"
+polywrap-msgpack = {path = "../polywrap-msgpack", develop = true}
+pydantic = "^1.10.2"
+
+[package.source]
+type = "directory"
+url = "../polywrap-manifest"
 
 [[package]]
 name = "polywrap-msgpack"
@@ -574,14 +578,16 @@ version = "0.1.0a27"
 description = "WRAP msgpack encoding"
 category = "main"
 optional = false
-python-versions = ">=3.10,<4.0"
-files = [
-    {file = "polywrap_msgpack-0.1.0a27-py3-none-any.whl", hash = "sha256:487548ab7c0eb97658d849df7afa291a807efbb4310dcbc4cdbee850f5af365e"},
-    {file = "polywrap_msgpack-0.1.0a27.tar.gz", hash = "sha256:00ba2e74329c9b97c158ef96d711d171a1edc550e67c9f0321054cd97ccc8c8f"},
-]
+python-versions = "^3.10"
+files = []
+develop = true
 
 [package.dependencies]
-msgpack = ">=1.0.4,<2.0.0"
+msgpack = "^1.0.4"
+
+[package.source]
+type = "directory"
+url = "../polywrap-msgpack"
 
 [[package]]
 name = "py"
@@ -1208,4 +1214,4 @@ files = [
 [metadata]
 lock-version = "2.0"
 python-versions = "^3.10"
-content-hash = "4846fb974e689acc17029970f1693faa48e2a3812daf269a03bacb212a1f00fb"
+content-hash = "f27e3708b88017566e97301cc6920071b13eef5851963631b4e981d8dec94f7a"
diff --git a/packages/polywrap-wasm/pyproject.toml b/packages/polywrap-wasm/pyproject.toml
index 8cf1987e..8848e64b 100644
--- a/packages/polywrap-wasm/pyproject.toml
+++ b/packages/polywrap-wasm/pyproject.toml
@@ -14,9 +14,9 @@ python = "^3.10"
 wasmtime = "^6.0.0"
 unsync = "^1.4.0"
 unsync-stubs = "^0.1.2"
-polywrap-msgpack = "^0.1.0a27"
-polywrap-manifest = "^0.1.0a27"
-polywrap-core = "^0.1.0a27"
+polywrap-msgpack = {path = "../polywrap-msgpack", develop = true}
+polywrap-manifest = {path = "../polywrap-manifest", develop = true}
+polywrap-core = {path = "../polywrap-core", develop = true}
 [tool.poetry.dev-dependencies]
 pytest = "^7.1.2"
 pytest-asyncio = "^0.19.0"