diff --git a/CMakeLists.txt b/CMakeLists.txt
index df466e934..c57f3514d 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -18,7 +18,8 @@ option(USE_FFMPEG "Disable FFmpeg image/video support (recommended)" ON)
 option(USE_NETWORK "Allow cargo to use the network" OFF)
 option(USE_PANDOC "Build man pages and HTML reference with pandoc" ON)
 option(USE_PYTHON "Build Python wrappers" ON)
-option(USE_RUST "Build Rust wrappers/colloquy (experimental)" OFF)
+option(USE_RUST "Build Rust wrappers (experimental)" OFF)
+option(USE_TESTS "Build doctest unit tests" ON)
 ############## END (additional) USER-SELECTABLE OPTIONS ##################
 
 find_package(PkgConfig REQUIRED)
@@ -624,13 +625,11 @@ if(${USE_PYTHON})
   endif()
 endif()
 
-# Rust bindings + colloquy
+# Rust bindings
 if(${USE_RUST})
   file(GLOB LIBNCRSSRC CONFIGURE_DEPENDS ${CMAKE_CURRENT_SOURCE_DIR}/rust/libnotcurses-sys/src/*.rs ${CMAKE_CURRENT_SOURCE_DIR}/rust/libnotcurses-sys/src/*.rs)
-  file(GLOB COLLOQUYSRC CONFIGURE_DEPENDS ${CMAKE_CURRENT_SOURCE_DIR}/src/colloquy/src/*.rs ${CMAKE_CURRENT_SOURCE_DIR}/src/colloquy/src/*.yml)
   set(LIBNOTCURSESSYS ${CMAKE_CURRENT_BINARY_DIR}/rust/debug/liblibnotcurses_sys.rlib)
   set(CRATENOTCURSES ${CMAKE_CURRENT_BINARY_DIR}/rust/debug/libnotcurses.rlib)
-  set(COLLOQUY ${CMAKE_CURRENT_BINARY_DIR}/rust/debug/colloquy)
   find_program(CARGO cargo REQUIRED)
   # might need --locked here
   set(CARGO_ARGS --verbose --release)
@@ -643,7 +642,7 @@ if(${USE_RUST})
     COMMAND
       PKG_CONFIG_PATH=${CMAKE_CURRENT_BINARY_DIR} CARGO_HOME=${CMAKE_CURRENT_BINARY_DIR}/rust CARGO_TARGET_DIR=${CMAKE_CURRENT_BINARY_DIR}/rust ${CARGO} build ${CARGO_ARGS}
     DEPENDS
-      ${COLLOQUYSRC}
+      ${LIBNCRSSRC}
     COMMENT "Building rust crate libnotcurses-sys"
     WORKING_DIRECTORY
       ${CMAKE_CURRENT_SOURCE_DIR}/rust/libnotcurses-sys
@@ -667,24 +666,6 @@ if(${USE_RUST})
     DEPENDS
       ${CRATENOTCURSES}
   )
-  add_custom_command(
-    OUTPUT
-      ${COLLOQUY}
-    COMMAND
-      CARGO_HOME=${CMAKE_CURRENT_BINARY_DIR}/rust CARGO_TARGET_DIR=${CMAKE_CURRENT_BINARY_DIR}/rust ${CARGO} build ${CARGO_ARGS}
-    DEPENDS
-      ${COLLOQUYSRC} ${CRATENOTCURSES}
-    COMMENT "Building colloquy"
-    WORKING_DIRECTORY
-      ${CMAKE_CURRENT_SOURCE_DIR}/src/colloquy
-  )
-  add_custom_target(colloquy ALL
-    DEPENDS
-      ${COLLOQUY}
-  )
-  set_target_properties(colloquy
-    PROPERTIES LOCATION ${CMAKE_CURRENT_BINARY_DIR}
-  )
 endif()
 
 # Installation
diff --git a/src/colloquy/Cargo.lock b/src/colloquy/Cargo.lock
deleted file mode 100644
index e6cb05f02..000000000
--- a/src/colloquy/Cargo.lock
+++ /dev/null
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diff --git a/src/colloquy/Cargo.toml b/src/colloquy/Cargo.toml
deleted file mode 100644
index 4f46a1f70..000000000
--- a/src/colloquy/Cargo.toml
+++ /dev/null
@@ -1,19 +0,0 @@
-[package]
-name = "colloquy"
-version = "0.1.0"
-authors = ["nick black <dankamongmen@gmail.com>"]
-edition = "2018"
-repository = "https://github.com/dankamongmen/notcurses"
-license = "Apache-2.0"
-description = "Notcurses-based utility for command-line TUI widgets"
-homepage = "https://nick-black.com/dankwiki/index.php/Notcurses"
-
-[dependencies]
-libc = ">= 0.2.66"
-notcurses = ">= 1.2.5"
-libnotcurses-sys = ">= 1.2.5"
-
-[dependencies.clap]
-version = ">= 2.33.0"
-default-features = false
-features = ["yaml", "color", "suggestions"]
diff --git a/src/colloquy/src/cli.yml b/src/colloquy/src/cli.yml
deleted file mode 100644
index 6d35e71a6..000000000
--- a/src/colloquy/src/cli.yml
+++ /dev/null
@@ -1,31 +0,0 @@
-name: colloquy
-version: "0.1.0"
-about: Attractive Notcurses UI widgets from the shell
-author: Nick Black <dankamongmen@gmail.com>
-args:
-    - verbose:
-        long: verbose
-        short: v
-        help: Verbose mode
-#   - file:
-#       long: file
-#       short: f
-#       help: Read configuration options from this file
-#       takes_value: true
-    - title:
-        long: title
-        short: t
-        help: Set the title text
-    - msgbox:
-        long: msgbox
-        help: Display arbitrary text with a single button to accept it
-        requires: text
-    - text:
-        help: The contents of the widget
-        index: 1
-    - height:
-        help: The height of the widget, 0 for screen height
-        index: 2
-    - width:
-        help: The width of the widget, 0 for screen width
-        index: 3
diff --git a/src/colloquy/src/main.rs b/src/colloquy/src/main.rs
deleted file mode 100644
index daaf0ae9a..000000000
--- a/src/colloquy/src/main.rs
+++ /dev/null
@@ -1,45 +0,0 @@
-extern crate notcurses;
-extern crate libnotcurses_sys as ffi;
-
-extern {
-  fn libc_stdout() -> *mut ffi::_IO_FILE;
-}
-
-fn main() {
-    use clap::{load_yaml, App};
-    let yaml = load_yaml!("cli.yml");
-    let matches = App::from_yaml(yaml).get_matches();
-
-    unsafe{
-        let _ = libc::setlocale(libc::LC_ALL, std::ffi::CString::new("").unwrap().as_ptr());
-        let opts: ffi::notcurses_options = ffi::notcurses_options {
-            inhibit_alternate_screen: true,
-            loglevel: 0,
-            termtype: std::ptr::null(),
-            retain_cursor: false,
-            suppress_banner: false,
-            no_winch_sighandler: false,
-            no_quit_sighandlers: false,
-            renderfp: std::ptr::null_mut(),
-            margin_t: 4,
-            margin_r: 4,
-            margin_b: 4,
-            margin_l: 4,
-        };
-        let nc = ffi::notcurses_init(&opts, libc_stdout());
-        let stdplane = ffi::notcurses_stdplane(nc);
-        let mut dimy = 0;
-        let mut dimx = 0;
-        ffi::ncplane_dim_yx(stdplane, &mut dimy, &mut dimx);
-        if matches.is_present("msgbox") {
-            ffi::ncplane_new(nc, dimy, dimx, 0, 0, std::ptr::null_mut());
-        }else{
-            eprintln!("Needed a widget type");
-            ffi::notcurses_stop(nc);
-            std::process::exit(1);
-        }
-        let mut ni: ffi::ncinput = std::mem::zeroed();
-        notcurses::getc_blocking(nc, &mut ni);
-        ffi::notcurses_stop(nc);
-    }
-}