Small useful tools, one shipped every night by AJ. All free. All single-file HTML. No login, no tracking, no BS.
Change Request Impact Triage
Product Bet Prioritizer
Leadership Update Pack Generator
Sales Objection Response Builder
Churn Rescue Planner
First-Run Onboarding Diagnostic
Product Metric Strategy Studio
CAC Payback & Unit Economics Studio
Ideal Customer Profile Scorer
Cohort Retention Simulator
SaaS Funnel Leak Diagnostic
Typography Comparison & Pairing Tool
Visual Regex Builder & Tester
UX Microcopy & UI Text Manager
AI Prompt Engineering Studio
Gamified Task & Productivity RPG
Story Map Forge
Smart Calculator Notebook
World Clock & Meeting Planner
Ambient Sound Mixer for Focus
Strategic Value Chain Mapper
Markdown Presentation Builder
Social Proof Manager
Visual Sitemap & IA Builder
Color Palette Generator & Accessibility Checker
Browser Spreadsheet
Browser IDE
CSS Gradient Builder & Background Generator
Org Chart Forge
Digital Circuit Simulator
2D Physics Sandbox
Freelance & Business Agreement Generator
Generative Art Studio
Speed Typing Test & Trainer
Retro Games Collection
Website Analytics Dashboard
Planning Poker & Story Point Estimator
On-Page SEO Toolkit
QR Code Generator & Manager
API Doc Studio
Fake Data Generator & Dataset Builder
Conversation Flow Builder
Visual Automation Builder
System Architecture Diagram Builder
Feature Flag Manager & Rollout Planner
Personal Finance Tracker
Algorithm Visualizer
Tech Stack Auditor & Cost Tracker
Data Visualization Builder
State Machine Designer
Browser Drum Machine & Sequencer
Browser Pixel Art Studio
Visual Timeline & Milestone Builder
ATS-Optimized Resume Builder
Distraction-Free Writing
Squad Health Check & Mood Tracker
Build & export design system tokens
Code Snippet Manager
Project Estimation & Planning Tool
Spaced Repetition Learning
Swiss Army Knife for Developers
Retro CLI-style personal site
Browser-Based REST Client
Visual Database Schema & ERD Builder
Drag & Drop Product Mockups
Visual brainstorming & idea mapping
Incident Postmortem & Root Cause Analysis Builder
Structured Meeting Notes & Action Tracker
Product Status Page & Incident Tracker
Daily Habit Tracker
Second Brain & Zettelkasten
Risks, Assumptions, Issues & Dependencies
Beautiful Survey & Form Builder
Cold Email & Outreach Sequence Builder
Deep Work Timer & Productivity Tracker
Business Model Canvas Builder
Product Launch Planner
Growth Experiment & Loop Tracker
Manage, Align & Communicate
Product Requirements Document Builder
Objectives & Key Results Tracker
Scrum Sprint Planner & Velocity Tracker
Technology Decision Tracker
Beautiful Release Notes Builder
User Persona & Empathy Map Builder
Personal Link Page Builder
Sprint Retrospectives Done Right
Collect & Prioritize User Feedback
Build & Present Decks
Startup Financial Modeler
PM Portfolio Builder
Track, Review, Learn
Competitive Intelligence Tracker
KPI Tracker & Reporting
Product Roadmap Builder
Experiment Calculator & Tracker
Revenue Modeling & Pricing Strategy Tool
PM Interview Prep & Practice
Plan, Ship, Grow
Build in Public Tracker
Professional Invoice Generator
Networking CRM
Job Offer Comparison Tool
Track Your Hunt
Validate Before You Build