{"product_id":"regex-pattern-lab-library","title":"Regex — Pattern Lab \u0026 Library","description":"\u003cp\u003e\u003cstrong\u003eRegex — Pattern Lab \u0026amp; Library\u003c\/strong\u003e — a premium, 100% offline digital tool by Aceplore. Runs entirely in your browser: no accounts, no subscriptions, your data never leaves your device.\u003c\/p\u003e\n\u003cp\u003eA private, offline regex workbench — write, test and actually \u003cem\u003eunderstand\u003c\/em\u003e patterns, with live matching, a token-by-token explainer, capture groups, backtracking warnings and generated code for seven languages.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e30 built-in tools in one app.\u003c\/strong\u003e A live tester with highlighted matches and real engine errors; a token-by-token explainer with a plain-English summary; a block builder that assembles a valid pattern without typing regex; capture and named groups from the real match object; replace and split previews; a live flag lab; a full cheatsheet with character classes, anchors, quantifiers and runnable lookaround examples; a greedy-vs-lazy comparison; 18 ready-made patterns that self-verify; data validation and extraction; per-pattern test cases with a full test runner; catastrophic-backtracking heuristics plus a timed escalation probe; escape\/unescape; a sample-text library; snippets for JavaScript, Python, Go, Java, PHP, grep and sed; categories, bulk import, history and exports.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIt uses the real engine.\u003c\/strong\u003e Every pattern compiles through the browser's own RegExp, so what you see is exactly what your code will do — including the real error message when a pattern won't compile.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat's included:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eRegex.html\u003c\/li\u003e\n\u003cli\u003eQuick-Start-Guide.html\u003c\/li\u003e\n\u003cli\u003eHow-To-Use-Guide.html\u003c\/li\u003e\n\u003cli\u003eREADME.txt\u003c\/li\u003e\n\u003cli\u003eLICENSE.txt\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eIncludes a personalized welcome wizard, an interactive guided tour, a ⌘K command palette, light\/dark themes with 8 accents, and one-click JSON backup \u0026amp; restore.\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003eA developer utility that runs entirely in your browser and never connects to a network. Backtracking warnings are heuristics, not proofs — always review generated patterns and code before relying on them.\u003c\/em\u003e\u003c\/p\u003e","brand":"Aceplore","offers":[{"title":"Personal","offer_id":51677242392716,"sku":"REGEXPERS","price":39.0,"currency_code":"CAD","in_stock":true},{"title":"Commercial","offer_id":51677242425484,"sku":"REGEXCOMM","price":79.0,"currency_code":"CAD","in_stock":true},{"title":"Extended","offer_id":51677242458252,"sku":"REGEXEXTE","price":149.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0779\/3763\/9564\/files\/Regex-00-cover.png?v=1785254899","url":"https:\/\/aceplore.com\/products\/regex-pattern-lab-library","provider":"Aceplore","version":"1.0","type":"link"}