-
darling
A proc-macro library for reading attributes into structs when implementing custom derives
-
simdutf8
SIMD-accelerated UTF-8 validation
-
validator
Common validation functions (email, url, length, …) and trait - to be used with
validator_derive -
nutype
The newtype with guarantees
-
gix-validate
Validation functions for various kinds of names in git
-
garde
Validation library
-
wasm-tools
CLI tools for interoperating with WebAssembly files
-
lychee
A fast, async link checker
-
bytecheck
Memory validation framework for Rust
-
axum-valid
validation extractors for your Axum application, allowing you to validate data using validator, garde, validify or all of them
-
phonelib
A comprehensive library for phone number validation, formatting, parsing, and manipulation
-
aws-lc-fips-sys
AWS-LC is a general-purpose cryptographic library maintained by the AWS Cryptography team for AWS and their customers. This is the FIPS validated version of AWS-LC.
-
sentry-options-cli
CLI tool for sentry-options for validation of schema and values
-
pep508_rs
python dependency specifiers, better known as PEP 508
-
humanize-cli
Rust runtime for the Humanize plugin workflows
-
validators
designed for validating and modeling user input. The crate includes models, functions, traits, errors, and other dependencies.
-
sanitizer
A collection of methods and macros to sanitize struct fields
-
sn_node
Safe Node
-
stillwater
Pragmatic effect composition and validation for Rust - pure core, imperative shell
-
sentry-options
Rust client for sentry-options config system
-
owmods_cli
A CLI Tool To Manage OWML Mods
-
strck
Checked owned and borrowed strings
-
agnix-mcp
MCP server for agnix - AI agent config linter
-
keygen-rs
Unofficial Rust SDK for integrating with the keygen.sh licensing service
-
sprocket
A command line tool for working with Workflow Description Language (WDL) documents
-
iri_s
RDF data shapes implementation in Rust
-
ibl_cli
Command-line interface for baking and validating IBL assets
-
substrait-validator
Substrait validator
-
watcher-knight
CLI that validates code properties using Claude AI agents
-
alembic-cli
Command line interface for Alembic
-
thulp
CLI for thulp - Execution context engineering platform
-
cc-hook
A cross-platform CLI that installs a git commit-msg hook to enforce Conventional Commits
-
progcheck
Run commands sequentially and stop on first failure with truncated output replay
-
kube-cel
Kubernetes CEL extension functions for the cel crate
-
from
A procedural macro that generates custom parsing and validation code
-
localdoc
A command line utility to facilitate interaction with .docpacks
-
valitron
ergonomics, functional and configurable validator
-
styx-cli
CLI for the Styx configuration language
-
validit
Validate data structures internal state
-
grit-lib
Core library for the grit Git implementation
-
actix-web-validator
Validation mechanism for actix-web
-
syntaqlite
Parser, formatter, validator, and language server for SQLite SQL — built on SQLite's own grammar
-
hyperlink
Very fast link checker for CI
-
prosesmasher
Deterministic prose quality validator for markdown and short-form text
-
azure_jwt
JWT validator for Microsoft Azure Id tokens
-
fast-yaml-linter
YAML linter with rich diagnostics
-
clap-sort
Validate that clap Subcommand enums are sorted alphabetically
-
fitctl
CLI for host survey, contract derivation, and workload-fit validation
-
tiger-lib
used by the tools ck3-tiger, vic3-tiger, and imperator-tiger. This library holds the bulk of the code for them. It can be built either for ck3-tiger with the feature ck3, or for vic3-tiger with the feature vic3…
-
keymap
A lightweight key mapping library with compile-time validated derive macros and declarative configuration for multiple backends
-
sigstore-bundle
Bundle format handling for Sigstore
-
skrills-validate
Skill validation for Claude Code and Codex CLI
-
rlibphonenumber
A high-performance Rust port of Google's libphonenumber for parsing, formatting, and validating international phone numbers
-
otdrs
convert OTDR Bellcore SOR files to Serdes-compatible structs and JSON/CBOR thereafter, usable as a Rust library or as a standalone tool; it can also write SORs from Rust data structures
-
verdict-cli
Fast CSV data validation for CI/CD pipelines. Schema-driven rules, structured output, non-zero exit on failure.
-
thulp-cli
CLI for thulp - Execution context engineering platform
-
runmat-hir
High-level IR for RunMat with type inference and lowering utilities
-
ccval
A validator for conventional commits
-
serdev
Serde with Validation
-
atproto-lexicon
AT Protocol lexicon resolution and validation
-
pmcp-code-mode
Code Mode validation and execution framework for MCP servers
-
aws-smithy-protocol-test
A collection of library functions to validate HTTP requests against Smithy protocol tests
-
oxirush-nas
5G NAS Message encoder/decoder library
-
karbon-framework
Karbon — Rust full-stack web framework with batteries included
-
specsync
Bidirectional spec-to-code validation with schema column checking — 11 languages, single binary
-
validated
The cumulative sibling of
ResultandEither -
qrcode-ai-scanner-cli
CLI for QR code validation and scannability scoring - supports artistic, image-embedded, custom styled, and photo-captured QR codes
-
bsql-arena
Bump allocator with thread-local recycling for bsql drivers
-
bincast
Ship your Rust binary to every package manager with one command
-
validy
powerful and flexible Rust library based on procedural macros for validation, modification, and DTO (Data Transfer Object) handling. Designed to integrate seamlessly with Axum. Inspired by Validator, Validify and Garde.
-
sctrace
Syscall Compatibility Tracer (sctrace) that analyzes and validates system call against System Call Matching Language (SCML)
-
bare-types
A zero-cost foundation for type-safe domain modeling in Rust. Implements the 'Parse, don't validate' philosophy to eliminate primitive obsession and ensure data integrity at the system boundary.
-
japanese-codepoints
A high-performance Rust library for Japanese character validation and code point handling based on JIS standards
-
adbyss_psl
A minimal Public Suffix List hostname validator
-
rdx-cli
Command-line interface for RDX documents
-
lychee-lib
A fast, async link checker
-
nautilus-orm
Nautilus ORM command-line interface
-
qa-spec
Core QA specification models and validation utilities
-
crucible-cli
Architecture-first development framework for AI-native applications
-
preprocess
Preprocesses a struct with built-in preprocessors
-
truss-cli
CLI tool for validating GitHub Actions workflows
-
agnix-lsp
Language Server Protocol implementation for agnix
-
rust-args-parser
Tiny, fast, callback-based CLI argument parser for Rust
-
bagsakan
A Rust-based utility to generate typescript validator functions from typescript type definitions
-
gtfs-guru
Command-line interface for GTFS Guru validator
-
octofhir-fhirpath-analyzer
FHIRPath static analysis and type-enriched AST engine with semantic validation
-
nnn
Generate your newtypes from a single macro
-
oxirs-shacl
SHACL Core + SHACL-SPARQL validator for RDF data validation
-
keyforge95
product key generation / validation for Windows 95 and other Microsoft products
-
idsmith
Validate and generate checksum-correct IBANs, personal IDs, bank accounts, credit cards, SWIFT/BIC, company IDs, driver's licenses, tax IDs, and passports
-
sda
Structured Data Algebra command-line interface for evaluating, checking, and formatting SDA programs over JSON input
-
bit-lang-core
.bit language parser, IR, interpreter, and toolkit
-
arvalez-ir
Shared IR and validation types for Arvalez
-
terraphim_spawner
Agent spawner for Terraphim with health checking and output capture
-
booru-rs
An async Booru client for Rust
-
sope
Simplified, and type-safe interface to MPI with error handling
-
polyglot_interpreter
A cross-platform, cross-language interpreter of simple logical expressions
-
elo-rust
Rust code generation target for ELO validation language
-
nanoargs
A minimal, zero-dependency argument parser for Rust CLI applications
-
rmskin-builder
A CLI tool to package Rainmeter Skins into a .rmskin file
-
lintel-benchmark
Benchmarking harness for Lintel — runs validation against real-world repos and records timing results
-
sage-checker
Name resolution and type checker for the Sage language
-
conl
post-modern configuration language
-
agentisc-relay-domain
Pure types, parser, and validator for the agentisc-relay — no_std compatible
-
protocheck
✅ Validate protobuf messages using protobuf annotations
-
mono
Mono repository automation toolkit
-
agnix-core
Core validation engine for agent configurations
-
wary
validation and transformation library
-
serde-email
A validating email type that can be serialised using Serde
-
vastlint-core
VAST XML validator core — checks tags against IAB VAST 2.0 through 4.3
-
data-doctor-core
A powerful data validation and cleaning tool for JSON and CSV files
-
kodegraf-checks
Write-time validation for AI-generated code — catches hallucinated imports, wrong signatures, invalid enums
-
turul-mcp-oauth
OAuth 2.1 Resource Server support for Turul MCP framework
-
agentic-aegis-cli
CLI for AgenticAegis streaming validation
-
egui_form
Form validation for egui
-
smelt-cli
CLI for Smelt semantic version control
-
adk-doc-audit
Documentation audit system for ADK-Rust that validates documentation against actual crate implementations
-
oca-sdk-rs
Comprehensive SDK for OCA Bundle management and integration
-
dnssector
A very fast library to parse, validate, create and mangle DNS packets
-
stof
Data that carries its own logic
-
gtfs-guru-report
Reporting structures for GTFS Guru validator
-
data-doctor-cli
A powerful data validation and cleaning tool for JSON and CSV files
-
zod-rs
TypeScript Zod-inspired schema validation library for Rust with static type inference
-
mx20022-validate
ISO 20022 message validation: XSD constraints, IBAN/BIC/LEI rules, FedNow, SEPA, and CBPR+ scheme checks
-
cch23-validator
Validate solutions to challenges from Shuttle's Christmas Code Hunt 2023
-
guardrails-mcp-server
AI agent guardrails MCP server -- input validation, output filtering, policy enforcement, audit logging
-
form_builder
building forms with various fields and validation
-
rustapi-validate
Type-safe request validation for RustAPI. Wrapper around the
validatorcrate with deep framework integration. -
sbom-cli
A CLI to work with SBOM data
-
vastlint-cli
Command-line VAST XML validator — checks tags against IAB VAST 2.0 through 4.3
-
oak-css
CSS stylesheet language parser with support for web styling and layout processing
-
pngcheck
Verify PNG file integrity and display chunk information
-
ecl-adapter-zapier
Zapier webhook push source adapter for ECL pipeline runner
-
gst-plugin-validate
GStreamer Validate Plugin in rust
-
ctest
Automated testing of FFI bindings in Rust
-
anyvali
Native validation with portable schema interchange
-
refined
refinement types; parse, don't validate!
-
url_jail
SSRF-safe URL validation for Rust and Python
-
aranya-policy-compiler
The Aranya Policy Compiler
-
scte35
creating and parsing SCTE-35 (Society of Cable Telecommunications Engineers) messages with zero-dependency
-
cpf_cnpj
Validador de CPF e CNPJ para Rust
-
libgraphql
A GraphQL engine for building GraphQL tools, clients, and servers
-
simdutf
Unicode validation and transcoding at billions of characters per second
-
simple-agent-type
Core types and traits for SimpleAgents
-
wasmi-validation
Wasm code validator
-
invr
Declarative data validation engine using invariants executed on Polars DataFrames
-
cargo-wgsl
Validate wgsl in rust projects
-
type-bridge-server
Query-intercepting proxy server for TypeDB with validation and audit logging
-
ito-core
Core functionality and business logic for Ito
-
bit-lang-store
Content-addressable store for .bit documents
-
adequate
validation library provides a macro inspired by Accord
-
archergate-license-server
License validation server for Archergate — self-hosted or cloud-deployed
-
rns-server
Batteries-included Reticulum node server
-
oca-bundle
Overlays Capture Architecture bundle
-
tailcall-valid
validating multiple inputs, collecting all possible errors instead of failing at the first error. Useful for scenarios where comprehensive feedback is required for user inputs or configuration settings.
-
sparrowdb-ontology-core
Ontology semantic layer for SparrowDB
-
tramli
Constrained flow engine — state machines that prevent invalid transitions at build time
-
polytest
A low-friction language-agnostic tool for keeping tests in sync across teams and implementations
-
condition-matcher
A flexible and type-safe condition matching library with automatic struct field access
-
ruma-identifiers-validation
Validation logic for ruma-common and ruma-macros
-
validator-rs
A comprehensive validation library for Rust providing validators for email, URL, mobile phone numbers (150+ countries), credit cards, strings, numbers, and dates
-
validate-ro
A flexible validation framework with sync/async support and MongoDB integration
-
confers
A modern, type-safe configuration management library with validation, diff, and hot-reload support
-
oag
CLI for the oag OpenAPI code generator
-
terraphim_hooks
Unified hooks infrastructure for Terraphim AI - knowledge graph-based text replacement and validation
-
protify
A Rust-first protobuf framework to generate packages from rust code, with validation included
-
fabryk-auth-google
Google OAuth2 provider for fabryk-auth — JWKS cache, JWT validation, userinfo
-
shapely
One trait for reflection, serialization, deserialization
-
conventional-commits-check
A lightweight library and CLI tool for validating Conventional Commits
-
shacl_ir
RDF data shapes implementation in Rust
-
skillzy
Initialize and validate skills according to the specification adopted by agentskills.io and skills.sh
-
blockwatch
Language agnostic linter that keeps your code and documentation in sync and valid
-
oak-toml
High-performance incremental TOML parser for the oak ecosystem with flexible configuration, optimized for configuration files and data serialization
-
gatekpr-patterns
Regex pattern registry and pre-built pattern sets for Shopify validation
-
provable-contracts-cli
CLI for provable-contracts — validate, scaffold, verify, status, audit
-
strid
Improve and strengthen your strings by making them strongly-typed with less boilerplate
-
premortem
A configuration library that performs a premortem on your app's config—finding all the ways it would die before it ever runs
-
oris-evokernel
Self-evolving kernel orchestration for Oris
-
imferno
Command-line interface for SMPTE ST 2067 IMF packages
-
montyformat
Chess implementation & compressed data formats for Monty
-
qubit-common
Foundational utilities and language-level tools for Rust application development
-
libdd-trace-normalization
A duplicate of trace normalization implemented in the agent in https://github.com/DataDog/datadog-agent/blob/main/pkg/trace/traceutil/normalize.go
-
ecl-adapter-slack
Slack stub source adapter for the ECL pipeline runner (validation)
-
prost-validate
protoc-gen-validate's validation for prost
-
paramdef
Type-safe parameter definition system
-
alembic-engine
Planning, apply, and state engine for Alembic
-
sams-logic-gate
Hardware-native semantic validation core (SLC). Provides a physical Root of Sincerity for sensor data through gate-level bounds checking and PQC integrity.
-
cql2
Parse, validate, and convert Common Query Language (CQL2) text and JSON
-
witnessed
Type-level witness wrapper for carrying validated invariants
-
einstellung
Configuration Parser
-
iban_validation_rs
Facilitate validation of ibans and selecting Bank identifier and Branch identifier in Rust
-
askr
Interactive CLI input tool with real-time validation and choice menus
-
sectxt
working with security.txt files as specified in RFC 9116
-
codeowners-validation
validating CODEOWNERS files
-
leptos-forms-rs
🚀 Type-safe, reactive form handling library for Leptos applications. Production-ready with 100% test success rate, cross-browser compatibility, and comprehensive validation. Built with Rust/WASM for high performance.
-
vers-rs
parsing and checking version range specifiers
-
fraiseql-validators
A no_std library for validating various financial and contact identifiers
-
axum-codec
A multi-codec extractor and response writer for Axum
-
betacode
conversion
-
lxmf-core
Core LXMF message format, constants, and stamp validation (no_std)
-
alembic-core
Core IR types and validation for Alembic
-
stilltypes
Domain-specific refined types for the Rust and Stillwater ecosystem
-
scrutiny
A powerful, standards-compliant validation library for Rust with 50+ rules, conditional logic, and first-class axum integration
-
specman
runtime library for dependency mapping, templating, and lifecycle automation
-
slices-lexicon
AT Protocol lexicon validation library for Slices
-
fabryk-auth
Generic auth primitives for Fabryk — AuthenticatedUser, TokenValidator trait, Tower middleware
-
gatekpr-validators
Validation rule engine for Shopify and WooCommerce app compliance (GDPR, billing, security)
-
raz-config
Configuration management for RAZ - handles loading, saving, validation, and inheritance
-
rustapi-core
The core engine of the RustAPI framework. Provides the hyper-based HTTP server, router, extraction logic, and foundational traits.
-
bit-lang-cli
CLI toolkit for the .bit language
-
postmortem
A validation library that accumulates all errors for comprehensive feedback
-
sectxtlib
parsing and validating security.txt files as specified in RFC 9116
-
gtfs-guru-web
Web API for GTFS Guru validator
-
aliri_braid
Improve and strengthen your strings by making them strongly-typed with less boilerplate
-
cuenv-ci
Context-aware CI pipeline execution for cuenv
-
raz-validation
Smart options validation system for raz
-
mon-core
A robust parser and validator for the Mycel Object Notation (MON) language, designed for fast, efficient, and human-friendly configuration
-
dpbook
CLI based phonebook application
-
astrid-config
Unified configuration system for Astrid
-
nps-ndp
NPS — Neural Discovery Protocol frames and in-memory registry + announce validator
-
ascii_domain
Parser for DNS names based on a provided ASCII character set
-
inky-core
Inky — convert simple HTML into email-safe table markup
-
untrusted_value
aim to provide a type-safe way to handle and sanitize potentially untrusted values like user input
-
oca-ast
handling Abstract Syntax Tree of OCA bundle
-
posix-portable-filename
Constructs POSIX portable filenames (A-Za-z0-9._-)
-
agentic-navigation-guide
A CLI tool for verifying hand-written navigation guides against filesystem structure
-
css_inspector
Suite-driven, conservative CSS validator
-
gtfs-guru-model
Data models for GTFS (General Transit Feed Specification)
-
validify
struct validation and modification functionality through the use of derive macros
-
emval
blazingly fast email validator
-
agnix-rules
Validation rules for agnix - agent configuration linter
-
stalkermap
A comprehensive Rust library for building CLI network scanner applications with robust input validation, terminal interaction, and URL parsing capabilities
-
tree-type
Rust macros for creating type-safe filesystem tree structures
-
alto-validator
Run a validator node for alto
-
oak-ini
High-performance incremental INI parser for the oak ecosystem with flexible configuration, optimized for simple configuration file processing
-
knishio-cli
KnishIO validator orchestration CLI — Docker control, cell management, benchmarks, and health checks
-
syft-validate
Local validation runner for syft snapshots
-
garde-actix-web
Actix-web garde wrapper
-
russh-core
Core SSH session management library — config, resolution, validation, and command building
-
oak-scheme
Scheme functional programming language parser with support for Lisp dialect and symbolic computation
-
pfp
Prefect CLI - a fast Rust CLI for managing Prefect deployments and flow runs
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