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ValidateHTML vs Swastik Codes

A side-by-side comparison built from both listings. Blank cells mean the company has not given that detail; we never guess.

ValidateHTML compared with Swastik Codes
DetailValidateHTML logo ValidateHTMLSwastik Codes logo Swastik Codes
What it doesHTML validation API and free online validator for deployed pages Web-based API platform for designing, testing, mocking, monitoring and documenting REST, GraphQL, gRPC, WebSocket, MQTT and MCP APIs
StageNot given Not given
FoundedNot given Not given
Based inFR IN
Pricing modelFreemium Free
PricingFree: unlimited validators and checkers, no account required, free site scans. Solo: 49 EUR per month including full site reports and monitoring of 1 site. Agency: 149 EUR per month including monitoring of 10 sites. Automatic fixes: from 3 EUR for 10 pages, 1 free fix daily without account. Full sit Not given
Key features
  • Accessibility (WCAG) validation with machine-detectable failures
  • HTML specification compliance checking
  • Meta tags and viewport validation
  • Open Graph checker
  • Page weight measurement and compression analysis
  • Single API endpoint with configurable checks
  • Single verdict field for build pipeline integration
  • Automatic AI-powered HTML fixes
  • Weekly site audits with change notifications
  • GitHub Actions integration
  • REST, GraphQL, gRPC, WebSocket, Socket.IO, SSE, MQTT and MCP clients
  • API testing with pre-request and test scripts
  • Collection runner with CSV and JSON data files
  • Load testing with virtual users and profiles
  • Mock servers with request matching and response templates
  • API monitoring with scheduled runs and alerts
  • Postman collection compatibility and migration
  • GitHub sync to auto-generate collections from code
  • Published API documentation with code samples
  • Team collaboration with roles, comments and pull requests
What makes it different
  • One API call runs five checks on a single page fetch instead of five separate requests
  • Single boolean verdict for build pipelines to act on without parsing prose
  • False-positive filtering eliminates unreliable findings
  • Quality score based on issue variety, not count, capping best-practice impact
  • Free tools remain unlimited without account or daily limits
  • Unified client for eight protocols in one workspace
  • Native Rust engine uses 434 MB desktop memory versus 585 MB for Postman
  • Automatic collection generation from GitHub repository code
  • Postman collection and script compatibility without modification
  • Free to use with no paid plans
Free planNot given Not given
Open sourceNot given Not given
PlatformsNot given Not given
Public APINot given Not given
Community votes00
DR (Domain Rating by Ahrefs)9 no change since last check2 no change since last check
Trust Flow (Majestic)100
Citation Flow (Majestic)324
Referring domains (Majestic)1241

5 details filled in for both companies.

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