Shopify Theme Auditor & Liquid Code Repair

Paste your Liquid, JavaScript, or JSON. Syphio detects the bugs and gives you the exact fix — in under 30 seconds.

terminal — input.liquid

// LIVE DEMO

Paste code. Get the exact fix. Done.

cart-drawer.js — Shopify Theme

2 ERR1 WARN

// INPUT

01var drawer = document.querySelector('.cart-drawer');
02 
03document.querySelector('.open-cart')
04  .addEventListener('click', function() {
05    drawer.classList.add('is-open');
06  });

SCAN

// REPAIRED

01(() => {
02  const drawer = document.querySelector('.cart-drawer');
03 
04  document.addEventListener('click', function(e) {
05    if (!e.target.matches('.open-cart')) return;
06    drawer?.classList.add('is-open');
07  });
08})();

// CAPABILITIES

What Syphio Detects in Your Shopify Theme

INTEGRITY

Shopify Schema & JSON Validation

Fixes broken JSON metadata in section files. Validates Shopify schema blocks, settings, and presets against the Liquid specification.

SPEED

Liquid Performance & Core Web Vitals Audit

Detects render-blocking Liquid drops and circular loops. Identifies N+1 query patterns and recommends pagination strategies.

SYNC

Cart & Section Rendering API Repair

Heals broken cart-drawer scripts and dynamic sections. Repairs Section Rendering API calls and JavaScript event listeners.

// SPECIFICATIONS

What you get — Starter, Pro & Elite

Feature	Starter $29/mo	Pro $49/mo	Elite $99/mo
Usage
Synapses / month	50	120	300
One-time synapse top-ups
Validation
354 Shopify validation rules
Liquid syntax & performance
JavaScript (IIFE, delegation)
Security scanning (XSS, eval)
Deprecated API detection
Output
Code diff with fix
RAG-powered rule engine
Support
Email support
Priority support
Dedicated support

* 1 synapse = 1 audit session. Top-ups available without subscription.

// FIX_LIBRARY

Most Common Shopify Theme Errors

82% of Shopify Stores Lazy-Load Their LCP Image — Are You One of Them?→Shopify CSRF Token — Every POST Form Needs authenticity_token (Here's Why)→Shopify script_tag Filter Doesn't Add defer — Use This Pattern Instead→Shopify Fonts Cause FOIT — Fix Invisible Text With font-display: swap→Shopify Metafield Returns Blank — You Are Missing .value→

// START_NOW

Stop shipping Shopify themes with bugs.

2,000+ Shopify developers run Syphio before every push. Free — no credit card required.

START_FREE →VIEW_PRICING