diff --git a/components/clarity-jupyter-kernel/src/jupyter/install.rs b/components/clarity-jupyter-kernel/src/jupyter/install.rs
index e83046329..ef1ba4f09 100644
--- a/components/clarity-jupyter-kernel/src/jupyter/install.rs
+++ b/components/clarity-jupyter-kernel/src/jupyter/install.rs
@@ -1,7 +1,7 @@
 use dirs;
 use failure::Error;
 use std::io::Write;
-use std::path::PathBuf;
+use std::path::{Path, PathBuf};
 use std::{env, fs};
 
 pub fn install() -> Result<(), Error> {
@@ -24,7 +24,7 @@ pub fn install() -> Result<(), Error> {
     Ok(())
 }
 
-pub fn install_resource(dir: &PathBuf, filename: &str, bytes: &'static [u8]) -> Result<(), Error> {
+pub fn install_resource(dir: &Path, filename: &str, bytes: &'static [u8]) -> Result<(), Error> {
     let res_path = dir.join(filename);
     println!("Writing {}", res_path.to_string_lossy());
     let mut file = fs::File::create(res_path)?;
diff --git a/components/clarity-repl/src/analysis/cache/bindings.rs b/components/clarity-repl/src/analysis/cache/bindings.rs
index 136e5f00d..da81b9270 100644
--- a/components/clarity-repl/src/analysis/cache/bindings.rs
+++ b/components/clarity-repl/src/analysis/cache/bindings.rs
@@ -48,7 +48,7 @@ pub type BindingMap<'a> = HashMap<Binding<'a>, BindingData<'a>>;
 
 pub struct BindingMapBuilder<'a> {
     clarity_version: ClarityVersion,
-    annotations: &'a Vec<Annotation>,
+    annotations: &'a [Annotation],
     /// Names of all `let` bindings and function args currently in scope
     active_bindings: HashMap<&'a ClarityName, BindingData<'a>>,
     /// Variables which went out of scope without being referenced
@@ -59,7 +59,7 @@ impl<'a> BindingMapBuilder<'a> {
     pub fn build(
         clarity_version: ClarityVersion,
         contract_analysis: &'a ContractAnalysis,
-        annotations: &'a Vec<Annotation>,
+        annotations: &'a [Annotation],
     ) -> BindingMap<'a> {
         let mut builder = Self {
             clarity_version,
diff --git a/components/clarity-repl/src/analysis/cache/constants.rs b/components/clarity-repl/src/analysis/cache/constants.rs
index 11913cf5e..490bc102b 100644
--- a/components/clarity-repl/src/analysis/cache/constants.rs
+++ b/components/clarity-repl/src/analysis/cache/constants.rs
@@ -30,7 +30,7 @@ pub type ConstantMap<'a> = IndexMap<&'a ClarityName, ConstantData<'a>>;
 
 pub struct ConstantMapBuilder<'a> {
     clarity_version: ClarityVersion,
-    annotations: &'a Vec<Annotation>,
+    annotations: &'a [Annotation],
     map: ConstantMap<'a>,
 }
 
@@ -38,7 +38,7 @@ impl<'a> ConstantMapBuilder<'a> {
     pub fn build(
         clarity_version: ClarityVersion,
         contract_analysis: &'a ContractAnalysis,
-        annotations: &'a Vec<Annotation>,
+        annotations: &'a [Annotation],
     ) -> ConstantMap<'a> {
         let mut builder = Self {
             clarity_version,
diff --git a/components/clarity-repl/src/analysis/cache/data_vars.rs b/components/clarity-repl/src/analysis/cache/data_vars.rs
index aaf79a364..86c68687b 100644
--- a/components/clarity-repl/src/analysis/cache/data_vars.rs
+++ b/components/clarity-repl/src/analysis/cache/data_vars.rs
@@ -33,7 +33,7 @@ pub type DataVarMap<'a> = IndexMap<&'a ClarityName, DataVarData<'a>>;
 
 pub struct DataVarMapBuilder<'a> {
     clarity_version: ClarityVersion,
-    annotations: &'a Vec<Annotation>,
+    annotations: &'a [Annotation],
     map: DataVarMap<'a>,
 }
 
@@ -41,7 +41,7 @@ impl<'a> DataVarMapBuilder<'a> {
     pub fn build(
         clarity_version: ClarityVersion,
         contract_analysis: &'a ContractAnalysis,
-        annotations: &'a Vec<Annotation>,
+        annotations: &'a [Annotation],
     ) -> DataVarMap<'a> {
         let mut builder = Self {
             clarity_version,
diff --git a/components/clarity-repl/src/analysis/cache/functions.rs b/components/clarity-repl/src/analysis/cache/functions.rs
index c8d2cc6eb..c4d7eaf21 100644
--- a/components/clarity-repl/src/analysis/cache/functions.rs
+++ b/components/clarity-repl/src/analysis/cache/functions.rs
@@ -50,7 +50,7 @@ pub struct FnMaps<'a> {
 
 pub struct FnMapBuilder<'a> {
     clarity_version: ClarityVersion,
-    annotations: &'a Vec<Annotation>,
+    annotations: &'a [Annotation],
     public: FnMap<'a>,
     read_only: FnMap<'a>,
     private: PrivateFnMap<'a>,
@@ -60,7 +60,7 @@ impl<'a> FnMapBuilder<'a> {
     pub fn build(
         clarity_version: ClarityVersion,
         contract_analysis: &'a ContractAnalysis,
-        annotations: &'a Vec<Annotation>,
+        annotations: &'a [Annotation],
     ) -> FnMaps<'a> {
         let mut builder = Self {
             clarity_version,
diff --git a/components/clarity-repl/src/analysis/cache/maps.rs b/components/clarity-repl/src/analysis/cache/maps.rs
index 9c6e4c2a0..4cb877c40 100644
--- a/components/clarity-repl/src/analysis/cache/maps.rs
+++ b/components/clarity-repl/src/analysis/cache/maps.rs
@@ -52,7 +52,7 @@ pub type MapDefinitionMap<'a> = IndexMap<&'a ClarityName, MapData<'a>>;
 
 pub struct MapDefinitionMapBuilder<'a> {
     clarity_version: ClarityVersion,
-    annotations: &'a Vec<Annotation>,
+    annotations: &'a [Annotation],
     map: MapDefinitionMap<'a>,
 }
 
@@ -60,7 +60,7 @@ impl<'a> MapDefinitionMapBuilder<'a> {
     pub fn build(
         clarity_version: ClarityVersion,
         contract_analysis: &'a ContractAnalysis,
-        annotations: &'a Vec<Annotation>,
+        annotations: &'a [Annotation],
     ) -> MapDefinitionMap<'a> {
         let mut builder = Self {
             clarity_version,
diff --git a/components/clarity-repl/src/analysis/cache/mod.rs b/components/clarity-repl/src/analysis/cache/mod.rs
index 52a061bf9..2f76de745 100644
--- a/components/clarity-repl/src/analysis/cache/mod.rs
+++ b/components/clarity-repl/src/analysis/cache/mod.rs
@@ -24,7 +24,7 @@ use crate::analysis::annotation::Annotation;
 /// All fields are lazy-initialized, and only created if used in at least one pass
 pub struct AnalysisCache<'a> {
     pub contract_analysis: &'a ContractAnalysis,
-    pub annotations: &'a Vec<Annotation>,
+    pub annotations: &'a [Annotation],
 
     constants: Option<ConstantMap<'a>>,
     bindings: Option<BindingMap<'a>>,
@@ -36,7 +36,7 @@ pub struct AnalysisCache<'a> {
 }
 
 impl<'a> AnalysisCache<'a> {
-    pub fn new(contract_analysis: &'a ContractAnalysis, annotations: &'a Vec<Annotation>) -> Self {
+    pub fn new(contract_analysis: &'a ContractAnalysis, annotations: &'a [Annotation]) -> Self {
         Self {
             contract_analysis,
             annotations,
diff --git a/components/clarity-repl/src/analysis/cache/tokens.rs b/components/clarity-repl/src/analysis/cache/tokens.rs
index f509668fd..e1749bf99 100644
--- a/components/clarity-repl/src/analysis/cache/tokens.rs
+++ b/components/clarity-repl/src/analysis/cache/tokens.rs
@@ -35,7 +35,7 @@ pub struct TokenMaps<'a> {
 
 pub struct TokenMapBuilder<'a> {
     clarity_version: ClarityVersion,
-    annotations: &'a Vec<Annotation>,
+    annotations: &'a [Annotation],
     pub fts: TokenMap<'a>,
     pub nfts: TokenMap<'a>,
 }
@@ -44,7 +44,7 @@ impl<'a> TokenMapBuilder<'a> {
     pub fn build(
         clarity_version: ClarityVersion,
         contract_analysis: &'a ContractAnalysis,
-        annotations: &'a Vec<Annotation>,
+        annotations: &'a [Annotation],
     ) -> TokenMaps<'a> {
         let mut builder = Self {
             clarity_version,
diff --git a/components/clarity-repl/src/analysis/cache/traits.rs b/components/clarity-repl/src/analysis/cache/traits.rs
index 1140c8b86..b4d2e4ed7 100644
--- a/components/clarity-repl/src/analysis/cache/traits.rs
+++ b/components/clarity-repl/src/analysis/cache/traits.rs
@@ -62,7 +62,7 @@ pub struct TraitMaps<'a> {
 
 pub struct TraitMapBuilder<'a> {
     clarity_version: ClarityVersion,
-    annotations: &'a Vec<Annotation>,
+    annotations: &'a [Annotation],
     declared: DeclaredTraitMap<'a>,
     imported: ImportedTraitMap<'a>,
 }
@@ -71,7 +71,7 @@ impl<'a> TraitMapBuilder<'a> {
     pub fn build(
         clarity_version: ClarityVersion,
         contract_analysis: &'a ContractAnalysis,
-        annotations: &'a Vec<Annotation>,
+        annotations: &'a [Annotation],
     ) -> TraitMaps<'a> {
         let mut builder = Self {
             clarity_version,
diff --git a/components/clarity-repl/src/analysis/check_checker/mod.rs b/components/clarity-repl/src/analysis/check_checker/mod.rs
index f70004de4..1477757e8 100644
--- a/components/clarity-repl/src/analysis/check_checker/mod.rs
+++ b/components/clarity-repl/src/analysis/check_checker/mod.rs
@@ -113,7 +113,7 @@ pub struct CheckChecker<'a> {
     tainted_nodes: HashMap<Node<'a>, TaintedNode<'a>>,
     /// Map expression ID to a generated diagnostic
     diagnostics: HashMap<u64, Vec<Diagnostic>>,
-    annotations: &'a Vec<Annotation>,
+    annotations: &'a [Annotation],
     active_annotation: Option<usize>,
     /// Record all public functions defined
     public_funcs: HashSet<&'a ClarityName>,
@@ -129,7 +129,7 @@ pub struct CheckChecker<'a> {
 impl<'a> CheckChecker<'a> {
     fn new(
         clarity_version: ClarityVersion,
-        annotations: &'a Vec<Annotation>,
+        annotations: &'a [Annotation],
         level: Level,
         settings: Settings,
     ) -> CheckChecker<'a> {
diff --git a/components/clarity-repl/src/analysis/lints/at_block.rs b/components/clarity-repl/src/analysis/lints/at_block.rs
index 2b7b1bd40..8b588c47c 100644
--- a/components/clarity-repl/src/analysis/lints/at_block.rs
+++ b/components/clarity-repl/src/analysis/lints/at_block.rs
@@ -15,17 +15,13 @@ use crate::analysis::{self, AnalysisPass, AnalysisResult, LintName};
 pub struct AtBlock<'a> {
     clarity_version: ClarityVersion,
     diagnostics: Vec<Diagnostic>,
-    annotations: &'a Vec<Annotation>,
+    annotations: &'a [Annotation],
     level: Level,
     active_annotation: Option<usize>,
 }
 
 impl<'a> AtBlock<'a> {
-    fn new(
-        clarity_version: ClarityVersion,
-        annotations: &'a Vec<Annotation>,
-        level: Level,
-    ) -> Self {
+    fn new(clarity_version: ClarityVersion, annotations: &'a [Annotation], level: Level) -> Self {
         Self {
             clarity_version,
             level,
diff --git a/components/clarity-repl/src/analysis/lints/noop.rs b/components/clarity-repl/src/analysis/lints/noop.rs
index 1e1b689cd..c8e8fd5fd 100644
--- a/components/clarity-repl/src/analysis/lints/noop.rs
+++ b/components/clarity-repl/src/analysis/lints/noop.rs
@@ -145,7 +145,7 @@ pub struct NoopChecker<'a> {
     clarity_version: ClarityVersion,
     _settings: NoopCheckerSettings,
     diagnostics: Vec<Diagnostic>,
-    annotations: &'a Vec<Annotation>,
+    annotations: &'a [Annotation],
     /// Clarity diagnostic level
     level: Level,
     active_annotation: Option<usize>,
@@ -154,7 +154,7 @@ pub struct NoopChecker<'a> {
 impl<'a> NoopChecker<'a> {
     fn new(
         clarity_version: ClarityVersion,
-        annotations: &'a Vec<Annotation>,
+        annotations: &'a [Annotation],
         level: Level,
         settings: NoopCheckerSettings,
     ) -> NoopChecker<'a> {
diff --git a/components/clarity-repl/src/analysis/lints/panic.rs b/components/clarity-repl/src/analysis/lints/panic.rs
index 1bd49222f..c069e6ee7 100644
--- a/components/clarity-repl/src/analysis/lints/panic.rs
+++ b/components/clarity-repl/src/analysis/lints/panic.rs
@@ -17,17 +17,13 @@ use crate::analysis::{self, AnalysisPass, AnalysisResult, LintName};
 pub struct PanicChecker<'a> {
     clarity_version: ClarityVersion,
     diagnostics: HashMap<u64, Vec<Diagnostic>>,
-    annotations: &'a Vec<Annotation>,
+    annotations: &'a [Annotation],
     level: Level,
     active_annotation: Option<usize>,
 }
 
 impl<'a> PanicChecker<'a> {
-    fn new(
-        clarity_version: ClarityVersion,
-        annotations: &'a Vec<Annotation>,
-        level: Level,
-    ) -> Self {
+    fn new(clarity_version: ClarityVersion, annotations: &'a [Annotation], level: Level) -> Self {
         Self {
             clarity_version,
             level,
diff --git a/components/clarity-repl/src/analysis/lints/unnecessary_as_max_len.rs b/components/clarity-repl/src/analysis/lints/unnecessary_as_max_len.rs
index 4866069a6..5b265ddf5 100644
--- a/components/clarity-repl/src/analysis/lints/unnecessary_as_max_len.rs
+++ b/components/clarity-repl/src/analysis/lints/unnecessary_as_max_len.rs
@@ -18,7 +18,7 @@ use crate::analysis::{self, AnalysisPass, AnalysisResult, LintName};
 pub struct UnnecessaryAsMaxLen<'a> {
     clarity_version: ClarityVersion,
     diagnostics: Vec<Diagnostic>,
-    annotations: &'a Vec<Annotation>,
+    annotations: &'a [Annotation],
     type_map: Option<&'a TypeMap>,
     level: Level,
     active_annotation: Option<usize>,
@@ -27,7 +27,7 @@ pub struct UnnecessaryAsMaxLen<'a> {
 impl<'a> UnnecessaryAsMaxLen<'a> {
     fn new(
         clarity_version: ClarityVersion,
-        annotations: &'a Vec<Annotation>,
+        annotations: &'a [Annotation],
         type_map: Option<&'a TypeMap>,
         level: Level,
     ) -> Self {
diff --git a/components/clarity-repl/src/analysis/lints/unnecessary_public.rs b/components/clarity-repl/src/analysis/lints/unnecessary_public.rs
index 868adea99..e9c9bdfdf 100644
--- a/components/clarity-repl/src/analysis/lints/unnecessary_public.rs
+++ b/components/clarity-repl/src/analysis/lints/unnecessary_public.rs
@@ -30,7 +30,7 @@ use crate::analysis::{self, AnalysisPass, AnalysisResult, LintName};
 pub struct UnnecessaryPublic<'a, 'b, 'c> {
     clarity_version: ClarityVersion,
     diagnostics: Vec<Diagnostic>,
-    annotations: &'a Vec<Annotation>,
+    annotations: &'a [Annotation],
     analysis_db: &'b mut AnalysisDatabase<'c>,
     epoch: StacksEpochId,
     level: Level,
@@ -50,7 +50,7 @@ pub struct UnnecessaryPublic<'a, 'b, 'c> {
 impl<'a, 'b, 'c> UnnecessaryPublic<'a, 'b, 'c> {
     fn new(
         clarity_version: ClarityVersion,
-        annotations: &'a Vec<Annotation>,
+        annotations: &'a [Annotation],
         analysis_db: &'b mut AnalysisDatabase<'c>,
         epoch: StacksEpochId,
         level: Level,
diff --git a/components/clarity-repl/src/analysis/mod.rs b/components/clarity-repl/src/analysis/mod.rs
index e38b3ce2f..69544871c 100644
--- a/components/clarity-repl/src/analysis/mod.rs
+++ b/components/clarity-repl/src/analysis/mod.rs
@@ -294,7 +294,7 @@ impl From<SettingsFile> for Settings {
 pub fn run_analysis(
     contract_analysis: &mut ContractAnalysis,
     analysis_db: &mut AnalysisDatabase,
-    annotations: &Vec<Annotation>,
+    annotations: &[Annotation],
     settings: &Settings,
 ) -> Result<Vec<LintDiagnostic>, Vec<LintDiagnostic>> {
     let mut errors: Vec<LintDiagnostic> = vec![];
diff --git a/components/clarity-repl/src/repl/interpreter.rs b/components/clarity-repl/src/repl/interpreter.rs
index 4cf4be789..863bd4939 100644
--- a/components/clarity-repl/src/repl/interpreter.rs
+++ b/components/clarity-repl/src/repl/interpreter.rs
@@ -283,7 +283,7 @@ impl ClarityInterpreter {
         &mut self,
         contract: &ClarityContract,
         contract_ast: &ContractAST,
-        annotations: &Vec<Annotation>,
+        annotations: &[Annotation],
     ) -> Result<(ContractAnalysis, Vec<LintDiagnostic>), Diagnostic> {
         let mut analysis_db = AnalysisDatabase::new(&mut self.clarity_datastore);
 
diff --git a/components/observer/src/event_handler/http.rs b/components/observer/src/event_handler/http.rs
index 0895c407e..f39540fc7 100644
--- a/components/observer/src/event_handler/http.rs
+++ b/components/observer/src/event_handler/http.rs
@@ -270,7 +270,7 @@ async fn handle_new_mempool_tx(
     let transactions = match raw_txs
         .iter()
         .map(|tx_data| {
-            indexer::stacks::get_tx_description(tx_data, &vec![]).map(|(tx_description, ..)| {
+            indexer::stacks::get_tx_description(tx_data, &[]).map(|(tx_description, ..)| {
                 MempoolAdmissionData {
                     tx_data: tx_data.clone(),
                     tx_description,
diff --git a/components/observer/src/indexer/bitcoin/mod.rs b/components/observer/src/indexer/bitcoin/mod.rs
index dc18412d7..703f88e40 100644
--- a/components/observer/src/indexer/bitcoin/mod.rs
+++ b/components/observer/src/indexer/bitcoin/mod.rs
@@ -484,7 +484,7 @@ pub fn standardize_bitcoin_block(
 
 fn try_parse_stacks_operation(
     block_height: u64,
-    _inputs: &Vec<BitcoinTransactionInputFullBreakdown>,
+    _inputs: &[BitcoinTransactionInputFullBreakdown],
     outputs: &[BitcoinTransactionOutputFullBreakdown],
     pox_config: &PoxConfig,
     expected_magic_bytes: &[u8; 2],
diff --git a/components/observer/src/indexer/stacks/mod.rs b/components/observer/src/indexer/stacks/mod.rs
index 41f2d4060..444325f6f 100644
--- a/components/observer/src/indexer/stacks/mod.rs
+++ b/components/observer/src/indexer/stacks/mod.rs
@@ -1029,7 +1029,7 @@ pub fn get_value_description(raw_value: &str, ctx: &Context) -> String {
 
 pub fn get_tx_description(
     raw_tx: &str,
-    tx_events: &Vec<&NewEvent>,
+    tx_events: &[&NewEvent],
 ) -> Result<
     (
         String, // Human readable transaction's description (contract-call, publish, ...)
diff --git a/components/stacks-codec/src/codec.rs b/components/stacks-codec/src/codec.rs
index d76cb40a3..4ac93d12c 100644
--- a/components/stacks-codec/src/codec.rs
+++ b/components/stacks-codec/src/codec.rs
@@ -1565,7 +1565,7 @@ impl std::str::FromStr for StacksString {
     type Err = String;
 
     fn from_str(s: &str) -> Result<Self, Self::Err> {
-        if !StacksString::is_valid_string(&String::from(s)) {
+        if !StacksString::is_valid_string(s) {
             return Err("Invalid string".to_string());
         }
         Ok(StacksString(s.as_bytes().to_vec()))
@@ -1601,11 +1601,11 @@ impl From<ContractName> for StacksString {
 
 impl StacksString {
     /// Is the given string a valid Clarity string?
-    pub fn is_valid_string(s: &String) -> bool {
+    pub fn is_valid_string(s: &str) -> bool {
         s.is_ascii() && StacksString::is_printable(s)
     }
 
-    pub fn is_printable(s: &String) -> bool {
+    pub fn is_printable(s: &str) -> bool {
         if !s.is_ascii() {
             return false;
         }
@@ -1624,7 +1624,7 @@ impl StacksString {
         ClarityName::try_from(self.to_string()).is_ok()
     }
 
-    pub fn from_string(s: &String) -> Option<StacksString> {
+    pub fn from_string(s: &str) -> Option<StacksString> {
         if !StacksString::is_valid_string(s) {
             return None;
         }
@@ -1634,7 +1634,7 @@ impl StacksString {
 
 #[test]
 fn test_display() {
-    let stxstr = StacksString::from_string(&"hello".to_string()).unwrap();
+    let stxstr = StacksString::from_string("hello").unwrap();
     println!("log: {stxstr:#?}");
     println!("log: {:#?}", stxstr.to_string());
 }