diff --git a/020_zfs_httm.sh b/020_zfs_httm.sh
index e25d065..901018d 100644
--- a/020_zfs_httm.sh
+++ b/020_zfs_httm.sh
@@ -24,6 +24,7 @@ COMPONENTS=()
 ARCHITECTURES=(amd64)
 KEY_HOME=/usr/share/keyrings
 KEY=${KEY_HOME}/"${USER}.gpg"
+ZSH_FUNCTIONS_HOME="/usr/local/share/zsh/site-functions"
 packages=(httm two-percent fzf)
 
 sudo mkdir -p ${KEY_HOME}
@@ -182,5 +183,135 @@ EOF
 }
 # conf_print_ounce_aliases | tee ${DEST}/.zsh_aliases.d/010_httm-aliases >/dev/null
 
+conf_print_httm_completions() {
+  cat <<EOF
+#compdef httm
+
+_httm() {
+  _arguments \
+    '(-h --help)'{-h,--help}'[Print help]' \
+    '(-V --version)'{-V,--version}'[Print version]' \
+    '(-b --browse)'{-b,--browse}'[Interactive browsing mode (aliases: --interactive)]' \
+    '(-s --select)'{-s+,--select=}'[Interactive select mode (values: path, contents, preview)]::select:(path contents preview)' \
+    '(-c --copy)'{-c+,--copy=}'[Copy snapshot file (values: copy, copy-and-preserve, preserve)]::copy:(copy copy-and-preserve preserve)' \
+    '(-r --restore)'{-r+,--restore=}'[Restore snapshot file (values: overwrite, yolo, guard)]::restore:(overwrite yolo guard)' \
+    '(-d --deleted)'{-d+,--deleted=}'[Include deleted files (values: all, single, only, one)]::deleted:(all single only one)' \
+    '(-R --recursive)'{-R,--recursive}'[Recurse into directories in interactive/deleted modes]' \
+    '(-a --alt-replicated)'{-a,--alt-replicated}'[Include locally replicated datasets]' \
+    '(-p --preview)'{-p+,--preview=}'[Specify preview command]' \
+    '(--dedup-by)'--dedup-by='[Set deduplication mode (aliases: --unique, --uniqueness)]::dedup-by:(disable all no-filter metadata contents suspect)' \
+    '(-e --exact)'{-e,--exact}'[Use exact matching in interactive modes]' \
+    '(-S --snap)'{-S+,--snap=}'[Snapshot immediate mount (default suffix: httmSnapFileMount)]' \
+    '(--list-snaps)'--list-snaps='[List snapshot names (filter patterns or limits)]' \
+    '(--roll-forward)'--roll-forward='[Perform non-destructive roll-forward from snapshot]' \
+    '(--prune)'--prune'[Prune snapshots containing given files]' \
+    '(-m --file-mount)'{-m+,--file-mount=}'[Show file mount info (values: source, target, mount, directory, device, dataset, relative-path, relative)]::mount:(source target mount directory device dataset relative-path relative relpath)' \
+    '(-l --last-snap)'{-l+,--last-snap=}'[Print last unique snapshot version (aliases: --last, --latest)]::last:(any ditto no-ditto no-ditto-exclusive no-ditto-inclusive none without)' \
+    '(-n --raw)'{-n,--raw}'[Show snapshot locations only, newline-delimited]' \
+    '(-0 --zero)'{-0,--zero}'[Show snapshot locations only, null-delimited]' \
+    '(--csv)'--csv'[Output in CSV format]' \
+    '(--not-so-pretty)'--not-so-pretty'[Output tab-delimited without borders (aliases: --tabs, --plain-jane, --not-pretty)]' \
+    '(--json)'--json'[Output in JSON format]' \
+    '(--omit-ditto)'--omit-ditto'[Omit identical live snapshot versions]' \
+    '(--no-filter)'--no-filter'[Disable filtering of unsupported datasets]' \
+    '(--no-hidden)'--no-hidden'[Hide hidden files in recursive/interactive modes]' \
+    '(--one-filesystem)'--one-filesystem'[Limit search to same filesystem]' \
+    '(--no-traverse)'--no-traverse'[Disable symlink traversal in recursive mode]' \
+    '(--no-live)'--no-live'[Only display snapshot info (aliases: --dead, --disco)]' \
+    '(--no-snap)'--no-snap'[Only display pseudo-live versions (aliases: --undead, --zombie)]' \
+    '(--alt-store)'--alt-store='[Prioritize alternative backups (values: restic, timemachine)]::store:(restic timemachine)' \
+    '(--map-aliases)'--map-aliases='[Map local to remote directory aliases (aliases: --aliases)]' \
+    '(--num-versions)'--num-versions='[Display number of unique versions (all, graph, single*, multiple)]::num:(all graph single single-no-snap single-with-snap multiple)' \
+    '(--utc)'--utc'[Use UTC timestamps]' \
+    '(--no-clones)'--no-clones'[Disable reflink cloning]' \
+    '(-L --lazy)'{-L,--lazy}'[Lazily resolve snapshot locations]' \
+    '(--debug)'--debug'[Show debugging info]' \
+    '(--install-zsh-hot-keys)'--install-zsh-hot-keys'[Install zsh hot keys]' \
+    '*:input files:_files'
+}
+EOF
+}
+conf_print_httm_completions | sudo tee "${ZSH_FUNCTIONS_HOME}/_httm" >/dev/null
+
+conf_print_nicotine_completions() {
+  cat <<EOF
+#compdef nicotine
+
+_nicotine() {
+  _arguments \
+    '--output-dir[Select output directory]:directory:_files -/' \
+    '--no-archive[Disable archive creation]' \
+    '--single-repo[Use single git repository for all files]' \
+    '--debug[Show git and tar command output]' \
+    '(--help -h)'{-h,--help}'[Display this dialog]' \
+    '(-V --version)'{-V,--version}'[Display script version]' \
+    '*:files:_files'
+}
+EOF
+}
+conf_print_nicotine_completions | sudo tee "${ZSH_FUNCTIONS_HOME}/_nicotine" >/dev/null
+
+conf_print_bowie_completions() {
+  cat <<EOF
+#compdef bowie
+
+_bowie() {
+  _arguments \
+    '--last[Show diff between last snapshot version and live file]' \
+    '--all[Show diffs between all consecutive snapshot versions]' \
+    '--select[Interactive httm session to select snapshot diff]' \
+    '--direct[Use bowie formatting for differences]' \
+    '--command[Pipe differences through custom command]' \
+    '(--help -h)'{-h,--help}'[Display this dialog]' \
+    '(-V --version)'{-V,--version}'[Display script version]' \
+    '*:files:_files'
+}
+EOF
+}
+conf_print_bowie_completions | sudo tee "${ZSH_FUNCTIONS_HOME}/_bowie" >/dev/null
+
+conf_print_ounce_completions() {
+  cat <<EOF
+#compdef ounce
+
+_ounce() {
+  _arguments \
+    '--background[Run snapshot check in background]' \
+    '--trace[Trace file operations with strace/eBPF]' \
+    '--direct[Execute directly on paths]' \
+    '--give-priv[Grant ZFS snapshot privileges to user]' \
+    '--suffix=[Custom snapshot suffix]:suffix:' \
+    '--utc[Use UTC timestamps]' \
+    '(--help -h)'{-h,--help}'[Display this dialog]' \
+    '(-V --version)'{-V,--version}'[Display script version]' \
+    '*:paths:_files' \
+    && return 0
+}
+EOF
+}
+conf_print_ounce_completions | sudo tee "${ZSH_FUNCTIONS_HOME}/_ounce" >/dev/null
+
+conf_print_equine_completions() {
+  cat <<EOF
+#compdef equine
+
+_equine() {
+  _arguments \
+    '--mount-local[Mount local Time Machine snapshots]' \
+    '--unmount-local[Unmount local Time Machine snapshots]' \
+    '--mount-remote[Mount remote Time Machine snapshots]' \
+    '--unmount-remote[Unmount remote Time Machine snapshots]' \
+    '(--help -h)'{-h,--help}'[Display this dialog]' \
+    '(-V --version)'{-V,--version}'[Display script version]'
+}
+EOF
+}
+conf_print_equine_completions | sudo tee "${ZSH_FUNCTIONS_HOME}/_equine" >/dev/null
+
+Rebuild the completion cache:
+#
+
+autoload -Uz compinit && compinit
+
 # request ZFS snapshot privileges
 ounce --give-priv