protagx Free tools for HubSpot teams

HubSpot & eMarketing Tools

Browser-based, privacy-first utilities for CRM teams, marketers, and HubSpot consultants.
No account required. No data leaves your device.

Runs in your browser Data stays local Free forever HubSpot-ready
10 tools planned. 2 live today.
protagx builds free, privacy-first tools for HubSpot teams and eMarketing professionals. Every tool is browser-only — campaign data, scores, and plans never leave your device. Register once for access to all current and future tools as they launch.
UTM Builder — Live Attribution Guide — Live ROI Calculator — Soon Signature Generator — Soon Import Builder — Soon Lead Score Planner — Soon +4 more

eMarketing & Campaign Tools

4 tools · 1 live
Live
UTM Builder
Build perfectly formatted UTM campaign URLs in seconds. Dropdowns enforce naming conventions, live preview assembles the tagged link, and a URL log saves your history across sessions.
Analytics Attribution LinkedIn HubSpot Sequences
Open Tool
Coming Soon
Campaign ROI Calculator
Input ad spend, CTR, conversion rates, and average deal value per channel. Calculates cost-per-lead, cost-per-deal, and projected ROI across LinkedIn, email, and paid search side-by-side.
ROI LinkedIn Ads Budget Planning
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Coming Soon
Email Signature Generator
Generate polished HTML email signatures optimised for HubSpot Sequences, Gmail, and Outlook. Multiple templates, brand colour picker, social icons, and one-click copy.
Email HubSpot Branding
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Coming Soon
GDPR Consent Checker
Audit your HubSpot forms for GDPR compliance. Checks consent language, cookie notice presence, double opt-in configuration, and tracking setup against EU requirements. Outputs a scored report.
GDPR Compliance Forms
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HubSpot Tools

4 tools · all coming soon
Coming Soon
Import Template Builder
Select object type (contacts, companies, deals) and generate a correctly structured CSV import template with all required columns, correct field types, and an example row.
CRMData Import
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Coming Soon
Lead Score Planner
Build your HubSpot lead scoring model interactively. Add demographic and behavioural criteria, assign point values, preview score thresholds, and export as HubSpot workflow configuration notes.
Lead ScoringSales
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Coming Soon
CRM ROI Calculator
Make the business case for HubSpot. Input team size, manual process hours per week, average deal value, and close rate to project 12-month ROI from a full CRM implementation.
ROIBusiness Case
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Coming Soon
Workflow Planner
Map out HubSpot automation workflows with a drag-and-drop visual canvas before building in HubSpot. Add triggers, if/then branches, and actions. Export as PDF documentation for handoff.
AutomationPlanning
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Data & Developer Tools

2 tools · all coming soon
Coming Soon
JSON Formatter & Validator
Format, validate, and beautify HubSpot API responses, webhook payloads, and custom code outputs. Includes syntax highlighting, error detection, minify, diff view, and one-click copy.
APIWebhooksDeveloper
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Coming Soon
Property Naming Validator
Paste a list of HubSpot property internal names and validate them against naming conventions, reserved HubSpot names, and the standard taxonomy. Flags conflicts before you create properties.
PropertiesCRM Architecture
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Guides & Resources

1 live · more coming
Live
UTM Tracking & Attribution Guide
The complete implementation guide for UTM attribution and Lead Source tracking in HubSpot Sales Hub Professional. Covers naming rules, HubSpot setup, automation workflows, CRM visibility, and ROI dashboards.
UTMAttribution HubSpot Setup10 sections
Read Guide
Coming Soon
HubSpot RevOps Implementation Guide
Step-by-step guide to building a Revenue Operations foundation in HubSpot — pipeline stages, deal stages, contact lifecycle, lead routing, and reporting architecture from scratch.
RevOpsPipeline Reporting
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