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#validation

Every repository in the public record carrying this tag — from its GitHub topics or the keywords its package registries publish. Health is measured under the same versioned methodology as the rest of the record.

175 records
Tagged “validation”Ranked by health index
—
61Moderatehealth index
taoensso/truss
Micro toolkit for Clojure/Script errors
Clojure★ 328Jul 22, 2026
EPL-1.0Jul 22, 2026 · metrics 1.13.0
npm
60Moderatehealth index
3axap4eHko/ascertain
0-Deps, simple, fast, for browser and node js object schema validator
TypeScript★ 0↓ 28.7K/moJul 15, 2026
MITJul 15, 2026 · metrics 1.13.0
PyPI
60Moderatehealth index
JoshData/python-email-validator
A robust email syntax and deliverability validation library for Python.
Python★ 1,419Jul 17, 2026
UnlicenseJul 17, 2026 · metrics 1.13.0
Packagist
60Moderatehealth index
beberlei/assert
Thin assertion library for use in libraries and business-model
PHP★ 2,429↓ 1.7M/moJul 22, 2026
Custom licenseJul 22, 2026 · metrics 1.13.0
npm · crates.io · Packagist +4
60Moderatehealth index
json-structure/sdk
Official SDKs for JSON Structure schema and instance validation
C · TypeScript · C#★ 23↓ 305/moJul 16, 2026
MITJul 16, 2026 · metrics 1.13.0
npm
60Moderatehealth index
juitnow/justus
Validator from JavaScript to TypeScript
TypeScript★ 6↓ 2,347/moJul 19, 2026
Apache-2.0Jul 19, 2026 · metrics 1.13.0
npm
60Moderatehealth index
microsoft/powerbi-models
Contains JavaScript & TypeScript object models for Microsoft Power BI JavaScript SDK
TypeScript★ 52↓ 1.4M/moJul 21, 2026
Custom licenseJul 21, 2026 · metrics 1.13.0
PyPI
60Moderatehealth index
omnist-dev/omnist
Omnist: schema-powered data interchange — compare schemas for compatibility, infer them from examples, and convert between JSON, YAML, TOML, and XML, plus its native Omnist Markup Language (OML).
Python★ 4↓ 5,582/moJul 19, 2026
Apache-2.0Jul 19, 2026 · metrics 1.13.0
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60Moderatehealth index
tunahanaliozturk/OrionGuard
The most comprehensive guard clause & validation ecosystem for .NET
C#★ 15Jul 20, 2026
No licenseJul 20, 2026 · metrics 1.13.0
npm
59Moderatehealth index
Esquetta/CodexPluginDoctor
Local CLI validator for Codex plugin packages, skills, and MCP server bundles.
TypeScript★ 2↓ 5,536/moJul 16, 2026
MITJul 16, 2026 · metrics 1.13.0
npm
59Moderatehealth index
MetaMask/superstruct
A simple and composable way to validate data in JavaScript (and TypeScript). Forked by MetaMask to fix ESM compatibility.
TypeScript★ 3↓ 3.9M/moJul 19, 2026
MITJul 19, 2026 · metrics 1.13.0
Packagist
59Moderatehealth index
ash-jc-allen/laravel-config-validator
A library for validating your Laravel app's config.
PHP★ 217↓ 147.6K/moJul 22, 2026
MITJul 22, 2026 · metrics 1.13.0
npm
58Moderatehealth index
gajus/zod-compiler
Compile Zod schemas into zero-overhead validation functions at build time. Works with Vite, webpack, esbuild, Rollup, etc
TypeScript★ 511↓ 18.5K/moJul 17, 2026
BSD-3-ClauseJul 17, 2026 · metrics 1.13.0
Go
58Moderatehealth index
gontract/gontract
A require-ensure-library for contract-programming with pre- and postconditions in golang
Go★ 3Jul 17, 2026
LGPL-3.0Jul 17, 2026 · metrics 1.13.0
Packagist
58Moderatehealth index
gosuperscript/axiom
No repository description published.
PHP★ 0↓ 10.7K/moJul 15, 2026
MITJul 15, 2026 · metrics 1.13.0
—
57Moderatehealth index
andreashasse/spectra
Safe data (de) serialization using erlang types
Erlang★ 8Jul 17, 2026
Apache-2.0Jul 17, 2026 · metrics 1.13.0
Hex
57Moderatehealth index
andreashasse/spectral
Safe data (de) serialization using elixir types
Elixir★ 7↓ 3,547/moJul 17, 2026
No licenseJul 17, 2026 · metrics 1.13.0
npm
57Moderatehealth index
csstree/csstree
A tool set for CSS including fast detailed parser, walker, generator and lexer based on W3C specs and browser implementations
JavaScript★ 2,111↓ 399M/moJul 22, 2026
MITJul 22, 2026 · metrics 1.13.0
npm
56Moderatehealth index
JoernBerkefeld/mcp-server-sfmc
No repository description published.
JavaScript · TypeScript★ 5↓ 3,359/moJul 16, 2026
No licenseJul 16, 2026 · metrics 1.13.0
Packagist
56Moderatehealth index
craftcms/laravel-ruleset-validation
Validate requests and objects with reusable Laravel rulesets.
PHP★ 2↓ 7,285/moJul 22, 2026
MITJul 22, 2026 · metrics 1.13.0
Packagist
56Moderatehealth index
gosuperscript/axiom-money
No repository description published.
PHP★ 0↓ 10.4K/moJul 16, 2026
MITJul 16, 2026 · metrics 1.13.0
PyPI
56Moderatehealth index
mike-oakley/openapi-pydantic
Modern, type-safe OpenAPI schemas in Python using Pydantic 1.8+ and 2.x
Python★ 121↓ 68.1M/moJul 17, 2026
Custom licenseJul 17, 2026 · metrics 1.13.0
RubyGems
55Moderatehealth index
justi/ruby_llm-contract
Validate and retry LLM outputs for ruby_llm. Describe the JSON response you expect, fall back to a stronger model when the cheaper one fails the rules, and gate CI on regressions — all as one contract object per step.
Ruby★ 35↓ 0/moJul 14, 2026
MITJul 14, 2026 · metrics 1.13.0
Go · npm
55Moderatehealth index
larsartmann/md-go-validator
Validate code blocks in Markdown and MDX documentation. Multi-language (Go, TypeScript, Rust, Nix, HCL, Templ), pure Go, CI-friendly.
Go★ 0Jul 18, 2026
MITJul 18, 2026 · metrics 1.13.0
PyPI
55Moderatehealth index
rozmiard/sclite
Schema-backed contract layer for governed AI/security workflows: intent, policy decisions, approvals, execution receipts, evidence, and replayable audit traces.
Python★ 2Jul 18, 2026
MITJul 18, 2026 · metrics 1.13.0
npm
55Moderatehealth index
voltex-viewer/voltex
No repository description published.
TypeScript★ 2↓ 39/moJul 15, 2026
MITJul 15, 2026 · metrics 1.13.0
npm
54Moderatehealth index
baumerdev/ibantools-germany
IBAN Validator and Generator for German Bank Accounts
TypeScript★ 21↓ 15.3K/moJul 15, 2026
Custom licenseJul 15, 2026 · metrics 1.13.0