Go · npm · PyPI39Weakhealth index

stricttools/strictspecDefine a schema once in TOML, and generate the full toolchain in your language: validation, versioning, migrations, etc. -- First-class support for Go, Python, and TypeScript
Go · Python · TypeScript★ 1Sep 19, 2026
Python★ 0↓ 3,920/moSep 13, 2026
C#★ 11Sep 13, 2026
Elixir★ 1↓ 2,172/moOct 8, 2026
PHP★ 18↓ 15.2K/moSep 14, 2026

Grey-Magic/kunjiUniversal API key validation engine. Concurrent Go CLI that tests 350+ provider credentials with worker pools, proxy rotation, webhook sinks, and CI gating.
Go★ 5Sep 10, 2026
C#★ 17Sep 11, 2026
C#★ 5Sep 16, 2026
TypeScript · JavaScript★ 11↓ 61.3M/moSep 15, 2026

danilosciarra/guardA lightweight Go validator library with recursive struct validation, custom validators, and typed errors
Go★ 0Oct 19, 2026
JavaScript★ 29↓ 151M/moSep 16, 2026

soryy708/il-bank-account-validatorJavaScript module for Israeli Bank Account validation (sanity checking) if an account number is valid for a particular Israeli bank and branch.
JavaScript★ 10↓ 277/moSep 9, 2026
PHP★ 27↓ 341.8K/moSep 12, 2026
NuGet34At Riskhealth index
C#★ 0Sep 13, 2026
PHP★ 11.6K↓ 16.7M/moAug 27, 2026
TypeScript★ 7,130↓ 23.9M/moSep 17, 2026
Elixir★ 10↓ 3,666/moSep 9, 2026
NuGet34At Riskhealth index
C#★ 470Sep 16, 2026

reactiveui/ReactiveUI.ValidationReactive validation for ReactiveUI view models. Declare validation rules as observables over properties and bind the results to views on any supported .NET platform.
C#★ 273Oct 4, 2026
PHP★ 167↓ 29.7K/moSep 12, 2026

gzl10g/ts-helpersUniversal TypeScript utility library with 150+ functions for validation, strings, dates, math, async operations, and data import/export. Works in Node.js, browsers, Web Workers, and all bundlers.
TypeScript★ 0↓ 77/moSep 8, 2026
JavaScript★ 0↓ 6,602/moOct 14, 2026

selyukovn/go-wm-assertSimple, type‑specific fluent assertions for Go -- initially inspired by php webmozart/assert.
Go★ 0Sep 20, 2026

BallSpins/gonikHigh-performance Go library for parsing, validating, and generating Indonesian NIK with zero-allocation design.
Go★ 0Sep 9, 2026
NuGet31At Riskhealth index
C#★ 1Oct 13, 2026
crates.io31At Riskhealth index
Rust★ 8↓ 52.4K/moAug 28, 2026
TypeScript★ 228↓ 484M/moSep 16, 2026
TypeScript · JavaScript★ 3↓ 725/moSep 8, 2026
Python★ 1,626Sep 12, 2026
Python★ 2,586↓ 961.7K/moSep 17, 2026