npm63Moderatehealth index
TypeScript★ 6↓ 63.5K/moOct 14, 2026
NuGet63Moderatehealth index
C#★ 10Oct 1, 2026
NuGet62Moderatehealth index

DamianEdwards/MiniValidationA minimalist validation library for .NET built atop the existing features in `System.ComponentModel.DataAnnotations` namespace
C#★ 390Sep 11, 2026
npm62Moderatehealth index
TypeScript · Kotlin · Swift★ 240↓ 150.3K/moOct 2, 2026
Go · npm62Moderatehealth index

LarsArtmann/md-go-validatorValidate code blocks in Markdown and MDX documentation. Multi-language (Go, TypeScript, Rust, Nix, HCL, Templ), pure Go, CI-friendly.
Go★ 0Sep 11, 2026
npm62Moderatehealth index
TypeScript★ 164↓ 6.4M/moSep 16, 2026
npm62Moderatehealth index

MetaMask/superstructA simple and composable way to validate data in JavaScript (and TypeScript). Forked by MetaMask to fix ESM compatibility.
TypeScript★ 3↓ 4.2M/moAug 27, 2026
NuGet62Moderatehealth index
C#★ 48Sep 11, 2026
crates.io62Moderatehealth index
Rust★ 266↓ 34.4M/moSep 17, 2026
Packagist62Moderatehealth index
PHP★ 157↓ 6,385/moSep 8, 2026
npm62Moderatehealth index
TypeScript★ 0↓ 4,206/moSep 11, 2026
npm62Moderatehealth index
TypeScript★ 22↓ 11.7K/moSep 8, 2026
Packagist62Moderatehealth index

beberlei/assertThin assertion library for use in libraries and business-model
PHP★ 2,432↓ 2M/moAug 27, 2026

elecnix/terraform-permcheckCloud-agnostic Terraform IAM policy validator — pre-apply check that ensures your deploy role has the permissions required by every resource in the plan.
Go★ 0Oct 18, 2026
npm62Moderatehealth index
TypeScript★ 12Sep 14, 2026

gontract/gontractA require-ensure-library for contract-programming with pre- and postconditions in golang
Go★ 3Sep 10, 2026
Packagist62Moderatehealth index
PHP★ 12↓ 46.4K/moSep 13, 2026
Packagist62Moderatehealth index
PHP★ 246↓ 62.3K/moOct 6, 2026

mgilbir/pdf0A PDF parser, serializer and conformance validator in Go — PDF 1.x and 2.0 — covering PDF/A, PDF/UA, PDF/X, PDF/VT, PDF/R and Factur-X, with PAdES signing, encryption and text/image extraction.
Go★ 0Sep 20, 2026
npm62Moderatehealth index
TypeScript★ 40↓ 144.3K/moOct 1, 2026
npm62Moderatehealth index

saif-shines/doravalMake agent context work on every try. Context effectiveness toolkit for coding agents (Claude, Cursor, Codex, Copilot, Grok).
TypeScript★ 11↓ 3,575/moSep 15, 2026
Go★ 1,268Sep 14, 2026

segmentio/encodingGo package containing implementations of efficient encoding, decoding, and validation APIs.
Go★ 1,055Sep 14, 2026
npm62Moderatehealth index
TypeScript★ 750↓ 3.9M/moSep 15, 2026
npm62Moderatehealth index

t-k/mreactReact-flavored framework inspired by Marko
TypeScript★ 0↓ 24.3K/moSep 12, 2026
npm62Moderatehealth index
JavaScript · C++★ 128↓ 26.8M/moSep 6, 2026

Boostport/addressAddress is a Go library that validates and formats addresses using data generated from Google's Address Data Service
Go★ 97Sep 18, 2026
npm60Moderatehealth index
TypeScript · JavaScript★ 5↓ 3,110/moSep 9, 2026
Packagist60Moderatehealth index
PHP★ 75↓ 2,285/moOct 4, 2026
PyPI · crates.io60Moderatehealth index

MaxwellB13/polspecDeclare a Polars schema once, then generate data from it and validate data against it
Python★ 1↓ 2,677/moSep 24, 2026