Lib.rs

getrandom

A small cross-platform library for retrieving random data from system source

rand

Random number generators and other randomness functionality

fastrand

fast random number generator

rand_xoshiro

Xoshiro, xoroshiro and splitmix64 random number generators

rand_pcg

Selected PCG random number generators

rand_distr

Sampling from random number distributions

nanoid

A tiny, secure, URL-friendly, unique string ID generator for Rust

ring

An experiment

petname

Generate human readable random names. Usable as a library and from the command-line.

tokio-websockets

High performance, strict, tokio-util based WebSockets implementation

rand_jitter

Random number generator based on timing jitter

rand_isaac

ISAAC random number generator

oorandom

A tiny, robust PRNG implementation

rand_hc

HC128 random number generator

nanorand

A tiny, fast, zero-dep library for random number generation

rand_mt

Reference Mersenne Twister random number generators

rand_xorshift

Xorshift random number generator

lipsum

lorem ipsum text generation library. It generates pseudo-random Latin text. Use this if you need filler or dummy text for your application. The text is generated using a simple Markov chain…

rdrand

random number generator based on rdrand and rdseed instructions

rand_regex

Generates random strings and byte strings matching a regex

rand_chacha

ChaCha random number generator

names

A random name generator with names suitable for use in container instances, project names, application instances, etc

afl

Fuzzing Rust code with american-fuzzy-lop

obfstr

Compiletime string constant obfuscation for Rust

wyhash

fast portable non-cryptographic hashing algorithm and random number generator

rand_seeder

A universal random number seeder based on SipHash

uuid7

UUID version 7

mt19937

A translation of the MT19937 Mersenne Twister rng algorithm to Rust

vrd

A lightweight, no_std-friendly random number generator backed by Xoshiro256++ with optional Mersenne Twister support

quad-rand

Pseudo random implementation with core atomics

fakedata_generator

Generate fake data with various generators

snowflake_me

A distributed unique ID generator inspired by Twitter's Snowflake

romu

A pseudo random number generator using the Romu algorithm

wyrand

A fast & portable non-cryptographic pseudorandom number generator and hashing algorithm

russell_stat

Statistics calculations and (engineering) probability distributions

bevy_rand

A plugin to integrate rand for ECS optimised RNG for the Bevy game engine

rand_core

Core random number generation traits and tools for implementation

ua_generator

Random User Agent Spoofer in Rust

rand_simple

random number generator that is independent from the other libraries and based on XOR shift

dicetest

Framework for writing tests with randomly generated test data

cargo-afl

Fuzzing Rust code with american-fuzzy-lop

ndarray-rand

Constructors for randomized arrays. rand integration for ndarray.

wallswitch

randomly selects wallpapers for multiple monitors

random

The package provides sources of randomness

rng-rename

Rename files to randomly generated strings

caith

A dice roller library supporting many features

random_ascii

A random ascii-art picker which matches your current terminal size

wasm-mutate

A WebAssembly test case mutator

mod-rand

Tiered randomness for Rust: fast PRNG, process-unique seeds, and OS-backed cryptographic random — plus bounded ranges, strings, tokens, shuffle, sample, and weighted choice. Zero dependencies, MSRV 1.75.

product-os-random

Product OS : Random provides a suite of random generator tools for different contexts. This includes random text, number and key generators including cryptographically secure random generation.

rand_aes

AES based pseudo-random number generator

random_word

Efficient functions for generating random words in many languages

prop-check-rs

A Property-based testing Library in Rust

random-number

Generate random numbers quickly

simplerand

fast random number generator

guacamole

linearly-seekable random number generator

rand_dev

Reproducible randomness source for tests

rand-unique

A no-std crate for generating random sequences of unique integers in O(1) time

mockd

Fake data generator library with 130+ functions

voprf

verifiable oblivious pseudorandom function (VOPRF)

twas

A text substitution application for using random look-up tables to generate text in a manner similar to the Mad Libs game

urng

Universal Random Number Generator

oxicrypto-rand

Pure Rust CSPRNG for OxiCrypto (ChaCha20 seeded from getrandom)

minstd

minimal standard MCG M31 random number generator

chaos_theory

Modern property-based testing and structure-aware fuzzing library

bevy_turborand

A plugin to enable ECS optimised random number generation for the Bevy game engine

pkpw

What if correct horse battery staple, but Pokémon

random_color

generating random attractive colors

ndm

Parse standard polyhedral dice notation

adv_random

Create random numbers, passwords, or strings based on rules

noctisroll

A modern, modular TRPG dice rolling system implementing the OneDice standard

rand_sfc

Sfc32 and Sfc64 random number generators

silence-interrupter

Play brainrot sounds at random time intervals, keeping you on edge

random-access-disk

Continuously read and write to disk, using random offsets and lengths

cap-rand

Capability-based random number generators

spongefish

Fiat--Shamir transformation from Duplex Sponges

jax-rs

JAX in Rust - A complete machine learning framework with WebGPU acceleration

switchy_random

Switchy RNG package

smallrand

Random number generation with absolutely minimal dependencies and no unsafe code

winter-rand-utils

Random value generation utilities for Winterfell crates

randl

A gacha-style random file downloader powered by a federated network of static-hosted repositories

malachite-base

A collection of utilities, including new arithmetic traits and iterators that generate all values of a type

drbg

Crypographic random number generator CTR_DRBG defined by NIST SP 800-90A R1

random-pick

Pick an element from a slice randomly by given weights

best_skn_utils

A Simple Utility Library For Rust

ran

fast random numbers generation

task-heap

stack tasks and pop them randomly

rhai-rand

Random number package for Rhai

luck

A random learning resource picker - opens books, videos, and courses at random locations to spark curiosity

json_schema_fuzz

JSON Schema value generator

qcicada

SDK for the QCicada QRNG (Crypta Labs) — macOS-first, works on Linux too

shuffle

various shuffling algorithms over slices

randgen

Generate pseudo-random bytes

redant

This app generates a combination of a random color and a random creature (real and fictional)

pswd

CLI tool to generate random passwords, with an optional alphanumeric-only flag

libhydrogen

A modern and easy to use cryptography library

pokemon-rs

getting Pokémon names

fanova

(functional analysis of variance)

tryluck

Try your luck with AI: randomized tarot, dice, and coin results for creative storytelling and TRPG adventures via CLI and MCP

urandom

Produce and consume randomness, to convert them to useful types and distributions, and some randomness-related algorithms

TestU01Drv

CLI driver for the TestU01 random number testing library

fsx

File System eXerciser

uufuzz

uutils ~ 'core' uutils fuzzing library

osom_lib_prng

Pseudorandom number generators for osom_lib

dandelion-random

a high performance non-cryptographic random number generator

d20

rolling dice based on simple expressions

loom_math

Deterministic integer math + RNG for the Loom Engine core - byte-identical across platforms

sigma_fun

A framework for making Sigma protocols fun!

rpg-util

Rust Password Generator - A fast and customizable password generator

rustkey

— rust library for tillitis TKey application development

redoubt-rand

Cross-platform cryptographic random number generation

reseeding_rng

ReseedingRng that periodically reseeds the underlying PRNG

time_series_generator

Generate various timeseries of given length, some randomly sampled

minimum_ml

Experimental Machine Learning Library

rugen

generating random data based on a data description written in Rune

dicebear-core

Core library for generating DiceBear avatars

hn-randfile

A random file generator tool

lds-rs

Low Discrepancy Sequence Generation in Rust

statslicer

Guacamole provides a linearly-seekable random number generator

gen_passphrase

A secure, simple yet customizable passphrase generator. Use provided dictionaries or bring your own!

opentalk-roomserver-module-automod

OpenTalk RoomServer Automoderation

trame-dst

Deterministic simulation testing and VOPR framework for trame

rand_core_compat

A compatibility layer for different versions of rand_core

wheel-picker

cli tool to make and randomly pick from a wheel

noiz

configurable, blazingly fast noise library built for and with Bevy

sprs-rand

Random sparse matrix generation

ya-rand

fast random number generation

ax-rnd

AxRng is a fast, small random number generator (rng) library and CLI tool written in Rust

sonyflake

A distributed unique ID generator inspired by Twitter's Snowflake

hoba

A minimal random number library with environmental noise monitoring

aes-prng

Pseudo-random number generator based on AES

rs-autofixture

Rust equivalent of .NET AutoFixture - quickly generate randomised test data fixtures

rucrf

Conditional Random Fields implemented in pure Rust

rfs-webserver

a small Rust webserver built with axum that serves a seeded randomly generated virtual filesystem

lindera-crf

Conditional Random Fields implemented in pure Rust

dice-nom

that utilizes the nom parser for randomly generating numbers to support role-playing games

hercules

A Heuristics toolbox for QUBO in Rust

dgen-data

High-performance random data generation with controllable deduplication and compression

gengraph

command line tool to provide different models for consistently generating graphs

contract-bridge

Data types and primitives for the game of contract bridge

rand_tool

A formidable random number generator capable of producing passwords, service ports, and UUIDs, alongside the ability to encode and decode Base64

spaceflake

⛄ A distributed generator to create unique IDs with ease in Rust; inspired by Twitter's Snowflake

fast_loaded_dice_roller

novel Fast Loaded Dice Roller algorithm (https://arxiv.org/pdf/2003.03830.pdf)

chobitlibs

Single file libraries for my project

knossos

generating and rendering mazes

tinyrand

Lightweight RNG specification and several ultrafast implementations in Rust

pauliverse

Fast stabilizer simulation

acorn_prng

A no_std, 0 dependency, pseudo-random number generator based on the ACORN algorithm

faker-rust

A high-performance, locale-aware fake data generator for Rust

squares-rnd

fast counter based non-crypto random generator

armnod

random string generator

cooltest

Randomness testing tool

dsastress

CLI tool to stress-test DSA/competitive programming solutions using random input generators and reference solutions

uuid-rs

Universally Unique IDentifier (UUID)

femtorand

High performance, no-std random number generation on a tiny footprint

mcg59

random number generator

mkemptyfile

creates an empty file

short-id

Tiny crate for generating short, URL-safe, random or time-ordered IDs

pyrand

Pure rust implementation of python's random module with compatible PRNG behaviour: seeding with equivalent values will yield identical PRNG output

turborand

Fast random number generators

fair_pick_rs

Deterministic, verifiable draw algorithm for provably fair random selection

dotnet35_rand_rs

just simluates .NET 3.5's Random class

random-gfa-graph-generator

Generate random GFA graphs

giv

A CLI for generating useful values

spatial_utils

Lightweight, zero-cost traits and helper types for representing and transmitting spatial "samples" used by point-cloud and Gaussian-splat frameworks

easy_reader

easily navigating forward, backward or randomly through the lines of huge files

fakejpeg

Rust port of Alun Jones' fakejpeg library

random-nickname2

用于Rust的随机用户昵称生成器

rugen-cli

A command-line tool for generating random data based on a data description written in Rune

rand-functors

A zero-cost abstraction for sampling from and enumerating the outcomes of a random process using the same code

drand_core

A drand client library

ternary-transform

Transform theory for ternary data on {-1, 0, +1}

mkulid

A command-line ULID generator — like uuidgen, but for ULIDs

enum-derived

Generate random instances of your enums and structs

prd

An elegant, type-safe probability distribution library with PRD, dice rolling, and weighted random

dvcompute

Discrete event simulation library (sequential simulation)

readable-code-korean

Korean-like Hangul pseudo-word generator for readable share codes

nu_plugin_ulid

A nushell plugin that adds various ulid commands

prodef

handling probability distributions, primarily intended for use with Bayesian inference

prime-random

Seeded randomness — Mulberry32 RNG, Poisson disk, weighted choice

umt_rust

UMT is a collection of useful functions that I personally created

pivot_saw

pivot alorithm

squirrel-rng

An impl of rand::Rng based on a talk by Squirrel Eiserloh re: Math for Game Programmers

microcli

Bunch of random unrelated CLI tools

bevy_variable_property

A generic way to define properties as static, random, or randomized on an interval

rand-esdm

interface to ESDM RNG server

jargon

Command line tool for displaying a random entry from the Jargon File

rexgen

A fast CLI to generate text that matches regex-like patterns

lazyrand

generating random numbers easily

omsrs

Rust port of omspy — order management primitives

dotnet-rng

.NET's Random algorithm based on Knuth's subtractive method

should-i

A CLI tool to help you make decisions by consulting the yesno.wtf API

linux-memkit

Pretty basic memory library for linux using procfs & libc with toggleable random delay between reads. Still in testing, if you have issues, contact me on discord: mwmwmwmwmwwwmwmwmwmw

simprng

Generating and sampling random numbers using different PRNGs

nist-pqc-seeded-rng

RNG used to produce the KATs in NIST PQC competition

smolprng

A Small and Extensible PRNG written in Rust

randstream

Reproducible Random Stream Generator and Validator

bsd4random

4.1BSD libc random number generator

rpick

pick items from a list by various algorithms. Example uses: pick a restaurant you haven't been to in a while, or an album to listen to.

incerto

Monte carlo simulations

readable-code-english

English-like pronounceable word generator for readable share codes

cubek-random

CubeK: Random Number Generation

random-unicode-emoji

that returns random Unicode emojis. ⚙️

fast_rands

Non-cryptographically, but quite fast, RNG implementations

perfume

Impromptu conversion of sensitive metadata to persistent random names

moonpool-explorer

Fork-based multiverse exploration for moonpool simulation testing

joyful

Generate delightful, random word combinations - Rust port of the joyful TypeScript library

greedytile

Random greedy pixel pattern generation algorithm

tavern-cli

A CLI that generates random fantasy tavern names and menus. Pull up a stool at The Wobbly Basilisk.

xe

rdseed

Rust interface for RDRAND / RDSEED CPU instructions

biski64

A fast, robust, 64-bit pseudo-random number generator with a guaranteed minimum period of 2^64

cargo-afl-common

Fuzzing Rust code with american-fuzzy-lop

afidgen

Generate afid ids — human-friendly random identifiers

pcg32

No-frills PCG32 random number generator implementation

simple_rng

Linear Congruential Generator (LCG) for pseudo-random numbers

loot-cli

A CLI that generates random fantasy loot drops. Because every adventurer deserves a Cursed Spoon of Moderate Anxiety.

oxicuda-rand

OxiCUDA Rand - GPU-accelerated random number generation (cuRAND equivalent)

xoroshiro256-full

⚡ Fast, 🧪 deterministic, and 🧰 ergonomic implementation of xoroshiro256** with no bit waste

sge_rng

Rand wrapper for SGE

create_broken_files

Create broken files from other ones

semx_rand

xoshiro256++ 伪随机数生成器

rugfield

generating Gaussian Random Fields using the circulant embedding method

sm-c

Self Mutating Combiner (SM-C) for true randomness generation

securepass

A password generator and balancer library in Rust

weighted-list

Data structures for weighted randomisation

fableflake

A distributed unique ID generator inspired by Twitter's Snowflake

resrap-rs

A rule based code generator

smrng

command line tool for printing information about RNG loops and drop chances in Super Metroid

hubworld

generating random data: UUIDs, names, passwords, and credit cards

cubecl-random

CubeCL Random Number Generation

readable-code-core

Core builder, separators, and random helpers for readable share codes

mersenne-twister-m

mersenne twister pseudorandom number generator

deep_causality_rand

Random number utils for for deep_causality crate

chacha8rand

Reproducible, robust and (last but not least) fast pseudorandomness

question_bank_creator

program is targeted at teachers & homeschool parents and is especially useful for teaching math. It allows the construction of test/worksheet/quiz questions that contain dynamic content…

feistel-permutation-rs

Constant time, constant space permutations with Feistel Network ciphers

stringr

random string functions

zkboo

protocol

dubs

Themed name generator — like haikunator, but with categories

crucible-fuzz-runtime

Runtime support for structured fuzzing with crucible-fuzzer

epoch_rng

epoch‑based PRNG and configurable LCG PRNG