diff --git a/Cargo.lock b/Cargo.lock
index 89bb24dd5..426fe8795 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -617,7 +617,6 @@ dependencies = [
  "hashbrown 0.16.1",
  "iai-callgrind",
  "itertools 0.13.0",
- "lru",
  "num-traits",
  "once_cell",
  "opentelemetry",
@@ -907,12 +906,6 @@ version = "1.0.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "3f9eec918d3f24069decb9af1554cad7c880e2da24a9afd88aca000531ab82c1"
 
-[[package]]
-name = "foldhash"
-version = "0.1.5"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d9c4f5dac5e15c24eb999c26181a6ca40b39fe946cbe4c263c7209467bc83af2"
-
 [[package]]
 name = "foldhash"
 version = "0.2.0"
@@ -1187,17 +1180,6 @@ version = "0.14.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "e5274423e17b7c9fc20b6e7e208532f9b19825d82dfd615708b70edd83df41f1"
 
-[[package]]
-name = "hashbrown"
-version = "0.15.5"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "9229cfe53dfd69f0609a49f65461bd93001ea1ef889cd5529dd176593f5338a1"
-dependencies = [
- "allocator-api2",
- "equivalent",
- "foldhash 0.1.5",
-]
-
 [[package]]
 name = "hashbrown"
 version = "0.16.1"
@@ -1206,7 +1188,7 @@ checksum = "841d1cc9bed7f9236f321df977030373f4a4163ae1a7dbfe1a51a2c1a51d9100"
 dependencies = [
  "allocator-api2",
  "equivalent",
- "foldhash 0.2.0",
+ "foldhash",
 ]
 
 [[package]]
@@ -1413,15 +1395,6 @@ version = "0.4.29"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "5e5032e24019045c762d3c0f28f5b6b8bbf38563a65908389bf7978758920897"
 
-[[package]]
-name = "lru"
-version = "0.12.5"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "234cf4f4a04dc1f57e24b96cc0cd600cf2af460d4161ac5ecdd0af8e1f3b2a38"
-dependencies = [
- "hashbrown 0.15.5",
-]
-
 [[package]]
 name = "macro_rules_attribute"
 version = "0.2.2"
diff --git a/Cargo.toml b/Cargo.toml
index e71dff557..0752d81fc 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -72,11 +72,9 @@ bincode = "1.3.3"
 bit-set = "0.8.0"
 bytemuck = "1.23.0"
 byteorder = "1.5.0"
-cbindgen = "0.28.0"
 cfg-if = "1.0.0"
 clap = "4.5.45"
 criterion = "0.5.1"
-csv = "1.3.1"
 dashmap = "6.1.0"
 futures-util = { version = "0.3.31", default-features = false }
 half = "2.6.0"
diff --git a/diskann-providers/Cargo.toml b/diskann-providers/Cargo.toml
index c0deaeca6..d23fcc038 100644
--- a/diskann-providers/Cargo.toml
+++ b/diskann-providers/Cargo.toml
@@ -18,7 +18,6 @@ half = { workspace = true, features = ["bytemuck", "num-traits"] }
 hashbrown.workspace = true
 num-traits.workspace = true
 once_cell.workspace = true
-lru = "0.12.3"
 rand.workspace = true
 rayon.workspace = true
 serde = { workspace = true, features = ["derive"] }
@@ -32,7 +31,6 @@ diskann-wide = { workspace = true }
 arc-swap.workspace = true
 tracing.workspace = true
 diskann-linalg = { workspace = true }
-vfs = { workspace = true }
 diskann = { workspace = true }
 diskann-utils = { workspace = true }
 diskann-quantization = { workspace = true, features = ["rayon"] }
@@ -43,7 +41,8 @@ anyhow.workspace = true
 prost = "0.14.1"
 futures-util.workspace = true
 polonius-the-crab = { version = "0.5.0", optional = true }
-serde_json.workspace = true
+serde_json = { workspace = true, optional = true }
+vfs = { workspace = true, optional = true }
 
 [dev-dependencies]
 approx.workspace = true
@@ -52,9 +51,9 @@ iai-callgrind.workspace = true
 itertools.workspace = true
 tempfile.workspace = true
 rstest.workspace = true
-serde_json.workspace = true
 tokio = { workspace = true, features = ["full"] }
 proptest.workspace = true
+vfs.workspace = true
 
 [[bench]]
 name = "bench_main"
@@ -79,9 +78,9 @@ targets = [
 default = []
 perf_test = ["dep:opentelemetry"]
 testing = ["dep:tempfile"]
-bf_tree = ["dep:bf-tree", "dep:polonius-the-crab"]
+bf_tree = ["dep:bf-tree", "dep:polonius-the-crab", "dep:serde_json"]
 experimental_diversity_search = ["diskann/experimental_diversity_search"]
-virtual_storage = []
+virtual_storage = ["dep:vfs"]
 
 # Some 'cfg's in the source tree will be flagged by `cargo clippy -j 2 --workspace --no-deps --all-targets -- -D warnings`
 [lints.rust]