RegexPilot

Input—per 1M tokens

Output—per 1M tokens

Context—tokens

WeightsClosed

About

RegexPilot is ranked #2 of 23 in regular expression testers on Inferse. It runs on Browser extension, macOS, Web. There is a free plan. A free trial is offered.

Compared on regular expression testers

Free plan: Yesregexpilot.com
Regex flavors: JavaScript, TypeScript, Python, Java, C#, PHP, Ruby, Go, Perl, Rust, Scala, Kotlin, Groovy, Clojure, Elixir, R, Dart, Swift, MySQL, PostgreSQL, POSIX shellregexpilot.com
Pattern explanation: Yesregexpilot.com
Step-through debugger: Noregexpilot.com
Code generation: Yesregexpilot.com
Saved patterns: Yesregexpilot.com

Facts

What it does: RegexPilot is a Mac-native visual regex builder with AI that lets users drag blocks, ask in English, and test against real regex engines.regexpilot.com · 1 Oct 2026
Visual builder: The builder includes categorized drag-and-drop blocks, an inspector panel, and a bidirectionally linked plain-English breakdown tree.regexpilot.com · 1 Oct 2026
AI providers: Users can bring API keys for OpenAI, Claude, Gemini, DeepSeek, Qwen, Mistral, Groq, OpenRouter, xAI, or any OpenAI-compatible endpoint.regexpilot.com · 1 Oct 2026
Offline AI: RegexPilot can run fully offline with LM Studio, Ollama, llama.cpp, or LocalAI.regexpilot.com · 1 Oct 2026
Regex flavors: The product supports 21 flavors including JavaScript, TypeScript, Python, Java, C#, PHP, Ruby, Go, Perl, Rust, Scala, Kotlin, Groovy, Clojure, Elixir, R, Dart, Swift, MySQL, PostgreSQL, and POSIX shell.regexpilot.com · 1 Oct 2026
Authentic engines: Each flavor routes patterns to the real engine used by its target language, including JavaScriptCore, CPython, .NET, Onigmo, PCRE2, RE2, and others.regexpilot.com · 1 Oct 2026
Testing: Users can paste sample text and see matches and capture groups highlighted while building, and can compose replacements with draggable blocks.regexpilot.com · 1 Oct 2026
Pattern library: RegexPilot includes 50 curated patterns and supports folders, tags, and JSON import/export for the library.regexpilot.com · 1 Oct 2026
VS Code integration: The VS Code extension opens regex literals in RegexPilot and keeps edits synchronized between the app and the editor.regexpilot.com · 1 Oct 2026
Exports and sharing: Users can export railroad diagrams as SVG or PNG, export code for 21 languages, and create browser-openable share links containing the pattern, flags, flavor, and test text.regexpilot.com · 1 Oct 2026
Privacy model: The desktop app reports no usage statistics, telemetry, or analytics to a server on its own, and local patterns and settings remain on the device unless a share link is explicitly created.regexpilot.com · 1 Oct 2026
Security and compliance: RegexPilot states that it is committed to compliance with the EU General Data Protection Regulation (GDPR).regexpilot.com · 1 Oct 2026
AI key security: AI API keys are secured in the macOS Keychain and persist across reinstalls.regexpilot.com · 1 Oct 2026
System requirements: The app requires macOS 14 or newer; the core app is listed as 18 MB and about 72 MB with bundled engines and offline voice speech-to-text.regexpilot.com · 1 Oct 2026