Lib.rs

convert_case

Convert strings into any case

strum

macros for working with enums and strings

strum_macros

macros for working with enums and strings

compact_str

A memory efficient string type that transparently stores strings on the stack, when possible

smol_str

small-string optimized string type with O(1) clone

faststr

string library that reduces the cost of clone

const-str

compile-time string operations

lasso

A multithreaded and single threaded string interner that allows strings to be cached with a minimal memory footprint, associating them with a unique key that can be used to retrieve them at any time

ustr

Fast, FFI-friendly string interning

ecow

Compact, clone-on-write vector and string

smallstr

String-like container based on smallvec

beef

More compact Cow

unescaper

Unescape strings with escape sequences written out as literal characters

cow-utils

Copy-on-write string utilities for Rust

gix-quote

gitoxide project dealing with various quotations used by git

unicode-reverse

Unicode-aware in-place string reversal

str_indices

Count and convert between indexing schemes on string slices

fixedstr

strings of constant maximum size that can be copied and stack allocated using const generics

ggetrs

Efficient querying of biological databases from the command line

pct-str

Percent-encoded strings for URL, URI, IRI, etc

flexstr

A flexible, simple to use, clone-efficient string type for Rust

string

A UTF-8 encoded string with configurable byte storage

kstring

Key String: optimized for map keys

tstr

type-level strings on stable

swc

Speedy web compiler

fundu

Configurable, precise and fast rust string parser to a Duration

sprintf

Clone of C s(n)printf in Rust

json-escape-simd

Optimized SIMD routines for escaping JSON strings

nexus-ascii

Fixed-capacity ASCII strings for high-performance systems

bracoxide

A feature-rich library for brace pattern combination, permutation generation, and error handling

styled_jsx

AST transforms visitor for styled-jsx

inlinable_string

inlinable_string crate provides the InlinableString type – an owned, grow-able UTF-8 string that stores small strings inline and avoids heap-allocation – and the StringExt trait…

lean_string

Compact, clone-on-write string

styled_components

AST Transforms for styled-components

descape

Adds a single extension trait for &str to unescape any backslashes

fstr

A stack-allocated fixed-length string type

mathcat

Math Capable Assistive Technology ('Speech and braille from MathML')

str-utils

some traits to extend [u8], str and Cow<str>

strong-type

Procedural macros for naming and strong-typing primitives and strings

istring

A replacement for String that allows storing short strings of length up to sizeof<String>() - 1 without a heap allocation

sreplace

efficient, and full-featured command line string replacer

ustr-fxhash

Fast, FFI-friendly string interning

shrug

Easy access to your favourite strings

reword

some utility functions for human-readable formatting of words

str-macro

The str!() macro, similar to vec![] but for strings

leon

Dead-simple string templating

whitespace-sifter

Sift duplicate whitespaces away!

non-empty-string

type for non empty Strings, similar to NonZeroUsize and friends

xml_schema_generator

Create Rust struct for given XML file, that allows to deserliaze the given XML using serde or vice versa

slash-formatter

functions to deal with slashes and backslashes in strings

case_insensitive_string

A case insensitive string struct

vmprotect

Unofficial VMProtect SDK for Rust

zing-art

A TUI for physical string art placement. It takes a sequence, you pull the thread. ZING: Zing Is Not Generating.

config2args

A CLI tool which converts config file into GNU option style string

codecat

「 Merge Code Repository into a Single File | Respects .gitignore | Ideal for LLM Code Analysis 」

muddy

literal string obfuscation library

ellipse-bin

Command that truncates and ellipses strings in a human-friendly way

ruva

Event Driven Message Handling

mownstr

Maybe Owned String

oxford_join

Join string slices with Oxford Commas!

yes-cli

Sends string repeatedly to stdout

serde-vars

Conveniently expose (environment) variables to your serde based data structures, like configurations

string_wizard

manipulate string like a wizard

sddl

parse and analyse SDDL Strings

string_more

Extension traits for String and &str types

odds

ends — collection miscellania. Extra functionality for slices (.find(), RevSlice), strings and other things. Things in odds may move to more appropriate crates if we find them.

strid

Improve and strengthen your strings by making them strongly-typed with less boilerplate

check_keyword

A trait for String-like types to check if it is a keyword and convert it to a safe non-keyword if so

ucfirst

Uppercase the first letter of a string

windows-strings

Windows string types

stringlet

A fast, cheap, compile-time constructible, Copy-able, kinda primitive inline string type with 4 variants

bytestr

cheaply cloneable and sliceable immutable string

rstring

A comprehensive set of string manipulation utilities inspired by Apache Commons Lang3 StringUtils

escaping

configurable string escaping and unescaping

obfuse

Compile-time string obfuscation with runtime decryption and secure memory wiping

serde_dbgfmt

Deserialize #[derive(Debug)] output using serde

aws-smt-strings

manipulating SMT-LIB strings and regular expressions

rippling-api

A fully generated & opinionated API client for the Rippling API

brk_string_wizard

manipulate string like a wizard

small-fixed-array

providing fixed length immutable collections with a low memory footprint

stringleton

Extremely fast string interning library

substring

method for string types

gratte

macros for working with enums and strings; forked from strum

aliri_braid

Improve and strengthen your strings by making them strongly-typed with less boilerplate

to-be

determining whether strings indicate truey or falsy values

indent

Functions for indenting multiline strings

string-mumu

String functions and tools plugin for the Lava / Mumu language

texter

that simplifies writing an LSP with tree-sitter

arccstr

Thread-safe, reference-counted null-terminated immutable strings

serde-env

deserialize env into structs via serde

spanley

my generic string span, his name is Spanley

splitty

a string splitter taking quotes into account

jumprope

fast rope (fancy string) library built on top of Skiplists

spanned

string processing with file/line/col information and the regular rust str API

ohmydb

A light-weight local json database

hicc-std

Based on hicc's ability to provide rust with the ability to call c++ standard container class interfaces

macro-toolset

Some useful macros

hud-slice-by-8

HUD Software's Rust improved implementation of the Intel Slice-By-8 algorithm

gstring

String with support for Unicode graphemes

strumbra

Umbra-style strings (also known as German strings)

dash-em

Enterprise-Grade Em-Dash Removal Library — SIMD-Accelerated String Processing

string-width

Accurate Unicode string width calculation for terminal applications, handling emoji, East Asian characters, combining marks, and ANSI escape sequences

str_array

Fixed-size str and CStr types backed by an array

lasso2

A multithreaded and single threaded string interner that allows strings to be cached with a minimal memory footprint, associating them with a unique key that can be used to retrieve them at any time

iri_s

RDF data shapes implementation in Rust

non-empty-str

Non-empty strings

hattrie

A high-performance, cache-conscious, ordered map for string keys, based on the HAT-trie paper

sst

sorted string table abstraction

refined_type

imbuing rules into types and elevating them to more robust types

rocstr

An immutable fixed capacity stack based generic copy string

json_size

calculate the size of a JSON object

vec-strings

Store any string efficiently in an immutable way

stackathon

The interpreter for the Stackathon language

envfmt

Expands environment variables in string

yaml-schema

A YAML schema validator

mstr

2-word, immutable Cow<str>

capitalize

Change first character to upper case and the rest to lower case, and other common alternatives

jsonmodem

A streaming, incremental JSON parser

dia-hammer

german-str

small-string optimized string type with fast comparisons

nhi

A function to check strings against the New Zealand Ministry of Health NHI Validation Routine

faststr-fork

Faststr is a string library that reduces the cost of clone

strval

Parse strings into values

from_form

From forms to your structs

smt-str

working with SMT-LIB strings in Rust

termwrap

Wrap Unicode text with ANSI color codes

assemblyline-markings

using access control strings with the Assemblyline malware analysis platform

smol_strc

smol_str forks, replace Arc with Rc

bt_string_utils

Basic string operations

data_bucket

DataBucket is container for WorkTable's data

pyo3_special_method_derive

Automatically derive Python dunder methods for your Rust code

stri

string interpolation procedural macro

hexstring

handling hexadecimal string

stackstring

A fixed-size string

qstr

Cache-efficient, stack-allocated string types

strx

A powerful string manipulation tool with JWT, hash, encoding, and crypto support

line-numbers

Find line numbers in strings by byte offsets, quickly

junstr

Unnest json serialized as strings inside json

substring-replace

developer-friendly methods to manipulate strings with character indices

waterui-str

String utilities for WaterUI

trim-in-place

In-place trimming strings

lua-patterns

Binding to Lua String Patterns

line-col

Convert string slice indices into line/column numbers

strmath

Do math with your strings

cowstr

Copy-on-Write shared strings

aws-sdk-iotroborunner

AWS SDK for AWS IoT RoboRunner

pad

padding strings at runtime

extract-strings

Extract ascii strings from files

utf16string

String types to work directly with UTF-16 encoded strings

mut-str

A toolkit for working with mutable string slices (&mut str)

java_string

Java strings, tolerant of invalid UTF-16 encoding

wincorda

work with all types of Windows strings, in all scenarios

slice-by-8

HUD Software's Rust improved implementation of the Intel Slice-By-8 algorithm

string-newtype

New Type idiom helper for string-like types

strid-examples

Examples demonstrating usage of the strid crate

string_manipulation_utf8

String manipulation functions using character indexing (UTF-8) instead of bytes

uwurs

UwUify your strings with uwurs!

valistr

Creating immutable string wrapper types with values validated with regexes

convert_case_extras

Extra features for convert_case

custom-string

aids in generating string types with custom validation

text_utils_s

edit array. Example delete duplicate in array. Clear string

sj

microstr

Stack-allocated string with fixed capacity

rusty-axml

A parser for Android AXML files

zoneinfo_rs

Zoneinfo parser and compiler

durstr

parsing human-readable strings into durations

sixbit

Small packed strings

fakeowned

convert from &Borrowed to &Owned <<safely>>

wjp

Wizards JSON Parser

constr

Constant string generics

project-finder

Fast project finder for developers

htmlescape

HTML entity encoding and decoding

RustInput

A fluent CLI input crate for Rust, supporting all integer, float, bool, and string types; easier to use unlike the standard std::io

json_string

Format JSON string so that serde_json can understand it

segmented_string

an immutable string type built from array segments, similar to clojure's persistent vector, with unicode grapheme/width support

smex

Zero-dependency hex encoding and decoding

charname

Incredibly simple library that just gives you the Unicode name for a character

char-list

A persistent string type with the same API as a linked-list of characters

vds

Visibly distinguishable string types for identifiers and codes

array_tool

Helper methods for processing collections

microstring

Small, niche-able, stack allocated strings

unicode-ellipsis

truncate Unicode strings to a certain width, automatically adding an ellipsis if the string is too long

rs_tpl

String templating in Rust

struargs

A macro that converts a structure into a Command parameter list

grug-rs

Safe bindings for https://github.com/grug-lang/grug

maybe-regex

Wrapper for strings that may be either a regex or a plain-text string

string_calculator

A string calculator to compute formulas inside strings

panic-message

Get a panic message from a panic payload

fixed_str

Fixed-size, null-padded UTF-8 string type with const-safe construction and binary serialization support

powierza-coefficient

Powierża coefficient is a statistic for gauging if one string is an abbreviation of another

rdvec

Raw, Dyn Vec

inline-str

Efficent and immutable string type, backed by inline-array

request-http-parser

parsing http request string to a model

printerator

simply print iterators without collecting them

dbc-gen

CAN database compiler

string-replace-all

String replacement utility inspired by JavaScript, allowing pattern-based substitutions with support for both exact matches and regex patterns

soft-ascii-string

char/str/string wrappers which add a "is-ascii" soft constraint

cow2

Like Cow<B>, but B is covariant

stroka

Small String optimization

flx-rs

Rewrite emacs-flx in Rust for dynamic modules

validus

A string validation library

thediff

Difference between 2 files in percentages

stringzz

strings and opcodes extraction from various file formats

json_proc

proc macro for parsing JSON-like syntax

xj_cstr

Safe implementations of core C string APIs

yasi

String Interner

data_tree

Hierarchical data tree with pathing and search support

string-view

Work with views into string slices. Safely extend, reduce without losing parent string size. Modify str slices in-place to avoid allocations.

datetime-string

Datetime string types

abin

working with binaries and strings. The library tries to avoid heap-allocations / memory-copy whenever possible by automatically choosing a reasonable strategy: stack for small binaries;…

open-editor

Open files or Strings in user's default editor

list_tools

一个自己研发的Vec<T>

widest-line

Find the widest line in a string with proper Unicode and ANSI escape code support

const-str-join

Small crate to help joining strings during compilation time

stringleton-dylib

Extremely fast string interning library (dylib support)

strung

Easy access of struct fields in strings using different/custom pre/postfix: "Hello, {field}"

concat-in-place

Efficient macros for concatenation of strings and vectors

marisa-rs

Safe Rust wrapper for the marisa-trie C++ library

fluent-string

Fluent versions of String mutation methods

gnostr-invalidstring

just for testing invalid string data

no_std_strings

no_std version of crate fixedstr: strings of constant maximum size that can be copied and stack allocated

just-string

Container for various kinds of strings

ps-str

String transcoding library

flexstr_support

Support crate for 'flexstr' and 'inline_flexstr'

simdutf

Unicode validation and transcoding at billions of characters per second

u8char

An alternative to the char type that uses UTF-8 as its in-memory representation

unescape_zero_copy

Unescape strings without allocating memory

inline_flexstr

copy/clone-efficient inline string type for Rust

whdp

Wizards hypermedia document parser

conststr

Constant strings

cpe

CPE 2.2 and 2.3 handling in Rust

slugi

slugify text (e.g., 'Café au lait' → 'cafe_au_lait')

german-str-borrow

German/Umbra-style strings. Data is borrowed, static, or inlined

pkenum

PKaiser's enum utilities

lib_tcstring

IAB TCF v2 TCString utilities

copy_from_str

An extension trait to copy a string into another string

spyglys

programming language for text manipulation

fast-unescape

'unescapes' a escaped string with escape sequences into literal one

big_s

Rust’s missing String literal

portmanteau

create portmanteaux

soundex-rs

that calculates soundex value

string-wrapper

A possibly-stack-allocated string with generic bytes storage