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CBT Tools

I build free CBT tools for developer productivity - cognitive restructuring, thought records, distortion detection. Vanilla JS, no signup. https://4043969836017.gumroad.com/l/yyzll

How I Built a Virtual Folder Tree from Flat Filenames — No Files Moved, No Symlinks, Just 300 Lines of TypeScript

How I Built a Virtual Folder Tree from Flat Filenames — No Files Moved, No Symlinks, Just 300 Lines of TypeScript

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5 min read

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How a CBT Thought Record Got Me Through a Production Outage at 3 AM

How a CBT Thought Record Got Me Through a Production Outage at 3 AM

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5 min read
7 Questions About CBT Thought Records I Wish I'd Asked Before Starting

7 Questions About CBT Thought Records I Wish I'd Asked Before Starting

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5 min read
How to Do a 5-4-3-2-1 Grounding Exercise in 60 Seconds (When Your Mind Won't Stop)

How to Do a 5-4-3-2-1 Grounding Exercise in 60 Seconds (When Your Mind Won't Stop)

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5 min read
How to Do a CBT Thought Record in 90 Seconds (With a Real Example)

How to Do a CBT Thought Record in 90 Seconds (With a Real Example)

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5 min read
I predicted the outcome of 60 code reviews. I was wrong 52 times.

I predicted the outcome of 60 code reviews. I was wrong 52 times.

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4 min read
CBT Thought Record vs Journaling: What Actually Reduces Developer Anxiety

CBT Thought Record vs Journaling: What Actually Reduces Developer Anxiety

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5 min read
How I Built a Behavioral Activation Tracker in 80 Lines of Vanilla JavaScript — No Framework, No Backend, No Therapy App

How I Built a Behavioral Activation Tracker in 80 Lines of Vanilla JavaScript — No Framework, No Backend, No Therapy App

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4 min read
I tracked my anxious thoughts for 30 days as a developer — here's what CBT revealed

I tracked my anxious thoughts for 30 days as a developer — here's what CBT revealed

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4 min read
5 Cognitive Distortions That Fuel Developer Burnout (And How to Break Them)

5 Cognitive Distortions That Fuel Developer Burnout (And How to Break Them)

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5 min read
5 Core Beliefs That Make You Dread Performance Reviews (And How to Rewire Them)

5 Core Beliefs That Make You Dread Performance Reviews (And How to Rewire Them)

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7 min read
5 Cognitive Distortions That Kill Code Review Confidence (And How to Break Them)

5 Cognitive Distortions That Kill Code Review Confidence (And How to Break Them)

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6 min read
5 Safety Behaviors That Kill Developer Productivity (and How to Break Them)

5 Safety Behaviors That Kill Developer Productivity (and How to Break Them)

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6 min read
I Built 8 Free Mental Health Tools for Developers — Here's the Complete Collection

I Built 8 Free Mental Health Tools for Developers — Here's the Complete Collection

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5 min read
The 3 AM Pager: A CBT Thought Record for On-Call Anxiety

The 3 AM Pager: A CBT Thought Record for On-Call Anxiety

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7 min read
The Thought Record for Debugging Focus: When You Have Been Staring at the Same Bug for 3 Hours

The Thought Record for Debugging Focus: When You Have Been Staring at the Same Bug for 3 Hours

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5 min read
Catastrophizing About Production Outages: A CBT Thought Record for On-Call Engineers

Catastrophizing About Production Outages: A CBT Thought Record for On-Call Engineers

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3 min read
Imposter Syndrome Is Mind-Reading: A CBT Thought Record for Developers

Imposter Syndrome Is Mind-Reading: A CBT Thought Record for Developers

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4 min read
I Built a Telegram Bot That Guides You Through CBT Thought Records — No AI, No App, No Signup

I Built a Telegram Bot That Guides You Through CBT Thought Records — No AI, No App, No Signup

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5 min read
How I Built a Context-Dependent Core Belief Detector in 110 Lines of Vanilla JavaScript - No AI, No NLP, No Attention Mechanism

How I Built a Context-Dependent Core Belief Detector in 110 Lines of Vanilla JavaScript - No AI, No NLP, No Attention Mechanism

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8 min read
How I Built an ADHD Thought Detector in 70 Lines of Vanilla JavaScript — No AI, No NLP, No Sentiment Analysis

How I Built an ADHD Thought Detector in 70 Lines of Vanilla JavaScript — No AI, No NLP, No Sentiment Analysis

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8 min read
How I Built a Burnout Thought Detector in 100 Lines of Vanilla JavaScript — No AI, No NLP, No Sentiment Analysis

How I Built a Burnout Thought Detector in 100 Lines of Vanilla JavaScript — No AI, No NLP, No Sentiment Analysis

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13 min read
How I Built an Imposter Thought Detector in 60 Lines of Vanilla JavaScript — No AI, No NLP, No Sentiment Analysis

How I Built an Imposter Thought Detector in 60 Lines of Vanilla JavaScript — No AI, No NLP, No Sentiment Analysis

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10 min read
How I Built a Catastrophe Prediction Calibration Detector in 90 Lines of Vanilla JavaScript — No AI, No ML, No Statistics Library

How I Built a Catastrophe Prediction Calibration Detector in 90 Lines of Vanilla JavaScript — No AI, No ML, No Statistics Library

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10 min read
How I Built a Habituation Pattern Detector in 90 Lines of Vanilla JavaScript — No AI, No ML, No Time-Series Library

How I Built a Habituation Pattern Detector in 90 Lines of Vanilla JavaScript — No AI, No ML, No Time-Series Library

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10 min read
How I Built a Safety Behavior Detector in 90 Lines of Vanilla JavaScript — No AI, No ML, No Behavioral Analysis API

How I Built a Safety Behavior Detector in 90 Lines of Vanilla JavaScript — No AI, No ML, No Behavioral Analysis API

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12 min read
How I Built a Core Belief Detector in 120 Lines of Vanilla JavaScript — No AI, No NLP, No Sentiment Analysis

How I Built a Core Belief Detector in 120 Lines of Vanilla JavaScript — No AI, No NLP, No Sentiment Analysis

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11 min read
How I Built a Catastrophic Thought Reframer in 15 Lines of Vanilla JavaScript — No AI, No API, No LLM

How I Built a Catastrophic Thought Reframer in 15 Lines of Vanilla JavaScript — No AI, No API, No LLM

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9 min read
How I Built an Analytics Dashboard in 150 Lines of Vanilla JavaScript — No Chart.js, No D3, No Backend

How I Built an Analytics Dashboard in 150 Lines of Vanilla JavaScript — No Chart.js, No D3, No Backend

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10 min read
How I Built a localStorage Database for 23 Mental Health Tools — Zero Backend, Zero Signup, Zero Dependencies, Zero Libraries

How I Built a localStorage Database for 23 Mental Health Tools — Zero Backend, Zero Signup, Zero Dependencies, Zero Libraries

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10 min read
How I Built a Cognitive Distortion Detector in 200 Lines of Vanilla JavaScript — No ML, No NLP Library, No API

How I Built a Cognitive Distortion Detector in 200 Lines of Vanilla JavaScript — No ML, No NLP Library, No API

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9 min read
How I Built a Zero-Dependency Mental Health Toolkit in Vanilla JavaScript — 22 Tools, No Framework, No Backend, No Signup

How I Built a Zero-Dependency Mental Health Toolkit in Vanilla JavaScript — 22 Tools, No Framework, No Backend, No Signup

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5 min read
The Science Behind CBT Thought Records: Why Writing Beats Thinking

The Science Behind CBT Thought Records: Why Writing Beats Thinking

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3 min read
The Beginner's Guide to CBT Thought Records (Free Notion Template)

The Beginner's Guide to CBT Thought Records (Free Notion Template)

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5 min read
I Tracked My Anxious Thoughts for 30 Days in Notion - Here's What the Data Revealed

I Tracked My Anxious Thoughts for 30 Days in Notion - Here's What the Data Revealed

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5 min read
5 Cognitive Distortions That Kill Developer Productivity (And How to Catch Them)

5 Cognitive Distortions That Kill Developer Productivity (And How to Catch Them)

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5 min read
How I Built a CBT Thought Record in Notion (With a Free Template)

How I Built a CBT Thought Record in Notion (With a Free Template)

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3 min read
Turn plain English into pandas code — with AST validation (free tool)

Turn plain English into pandas code — with AST validation (free tool)

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2 min read
I Built a Natural Language -> pandas Code Generator (Open Source + Free)

I Built a Natural Language -> pandas Code Generator (Open Source + Free)

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3 min read
I Backtested a Macro Scenario Classifier. The Signal Was Backwards.

I Backtested a Macro Scenario Classifier. The Signal Was Backwards.

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4 min read
Classify ISM PMI Macro Scenarios in 10 Lines of Python (Free API)

Classify ISM PMI Macro Scenarios in 10 Lines of Python (Free API)

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3 min read
I Built a Macro Catalyst Trading Journal That Auto-Classifies ISM PMI Scenarios

I Built a Macro Catalyst Trading Journal That Auto-Classifies ISM PMI Scenarios

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3 min read
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