diff --git a/Cargo.lock b/Cargo.lock
index 40d609e..d580af3 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -1,28 +1,5 @@
 # This file is automatically @generated by Cargo.
 # It is not intended for manual editing.
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-version = "0.11.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
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-source = "registry+https://github.com/rust-lang/crates.io-index"
-dependencies = [
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- "libc 0.2.69 (registry+https://github.com/rust-lang/crates.io-index)",
- "winapi 0.3.8 (registry+https://github.com/rust-lang/crates.io-index)",
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-
-[[package]]
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-source = "registry+https://github.com/rust-lang/crates.io-index"
-
 [[package]]
 name = "cascade"
 version = "0.1.4"
@@ -33,25 +10,6 @@ name = "cfg-if"
 version = "0.1.10"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
-[[package]]
-name = "clap"
-version = "2.33.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
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- "atty 0.2.14 (registry+https://github.com/rust-lang/crates.io-index)",
- "bitflags 1.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "strsim 0.8.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "textwrap 0.11.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "unicode-width 0.1.7 (registry+https://github.com/rust-lang/crates.io-index)",
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 [[package]]
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@@ -62,32 +20,14 @@ dependencies = [
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 [[package]]
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-[[package]]
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-source = "registry+https://github.com/rust-lang/crates.io-index"
-
 [[package]]
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@@ -150,30 +85,6 @@ name = "ppv-lite86"
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-[[package]]
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@@ -279,33 +190,6 @@ name = "siphasher"
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-[[package]]
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 [[package]]
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@@ -316,94 +200,27 @@ dependencies = [
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-[[package]]
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diff --git a/Cargo.toml b/Cargo.toml
index e40b62d..86b2a2d 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -17,9 +17,7 @@ maintenance = { status = "actively-developed" }
 
 [dependencies]
 cascade = "0.1.4"
-fastrie = "0.0.6"
 phf = { version = "0.8.0", features = ["macros"] }
-structopt = "0.3.5"
 
 [build-dependencies]
 serde = { version = "1.0.104", features = ["derive"] }
diff --git a/README.md b/README.md
index bd2ffe1..afbe6ca 100644
--- a/README.md
+++ b/README.md
@@ -25,8 +25,6 @@ Speed and effectiveness of Node.js version compared to [html-minfier](https://gi
 
 Precompiled binaries are available for x86-64 Windows, macOS, and Linux.
 
-To compile and install from source, run `cargo install hyperbuild`, which requires [Rust](https://www.rust-lang.org/tools/install).
-
 ##### Get
 
 [Windows](https://wilsonl.in/hyperbuild/bin/0.0.45-windows-x86_64.exe) |
diff --git a/cli/.gitignore b/cli/.gitignore
new file mode 100644
index 0000000..ea8c4bf
--- /dev/null
+++ b/cli/.gitignore
@@ -0,0 +1 @@
+/target
diff --git a/cli/Cargo.lock b/cli/Cargo.lock
new file mode 100644
index 0000000..7ac4ecf
--- /dev/null
+++ b/cli/Cargo.lock
@@ -0,0 +1,434 @@
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new file mode 100644
index 0000000..6ead620
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+hyperbuild = { path = ".." }
+structopt = "0.3.5"
diff --git a/src/main.rs b/cli/src/main.rs
similarity index 100%
rename from src/main.rs
rename to cli/src/main.rs
diff --git a/version b/version
index 146c872..503e163 100755
--- a/version
+++ b/version
@@ -66,7 +66,7 @@ if (cmd('git', 'status', '--porcelain', {throwOnStderr: true, captureStdio: true
   throw new Error('Working directory not clean');
 }
 
-for (const f of ['Cargo.toml', 'nodejs/native/Cargo.toml', 'java/Cargo.toml', 'python/Cargo.toml', 'ruby/Cargo.toml']) {
+for (const f of ['Cargo.toml', 'cli/Cargo.toml', 'nodejs/native/Cargo.toml', 'java/Cargo.toml', 'python/Cargo.toml', 'ruby/Cargo.toml']) {
   replaceInFile(f, /^version = "\d+\.\d+\.\d+"\s*$/m, `version = "${NEW_VERSION}"`);
 }