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Health & WellnessComputer Vision SaaS Β· Browser-Based Wellness & Attention Tracking

Body Tracker

Real-Time Body, Face & Hand Tracking β€” Straight From The Browser

A browser-based computer vision platform that turns a laptop or phone camera into live posture, attention, wellness and gesture-tracking dashboards β€” with a session PDF report and a developer SDK for teams who want to build the same tracking into their own product.

Live ProductBody Tracker dashboard on desktop
The Business Challenge

Tracking posture, attention or fatigue meant buying hardware nobody wanted to wear

Gyms, clinics, schools and remote teams all wanted the same signal β€” how someone was actually sitting, moving or focusing β€” but the only real options were wearables, dedicated sensors, or a person watching a video call. Every option meant hardware to buy, software to install, or video that had to leave the device and land on someone else's server.

Business Goals

What the Project Needed to Achieve

Turn a laptop or phone webcam already owned into a tracking device β€” nothing to buy or install
Keep every frame of video on the user's own device and never upload or store it
Score posture, attention and fatigue live, not in a report the next day
Let other products build on the same tracking pipeline instead of only offering a closed dashboard
Our Solution

One browser tab, real MediaPipe tracking, numbers you can trust

Body Tracker runs Google MediaPipe's face, hand and pose models entirely inside the browser, turning a webcam into a live posture score, attention score and fatigue/drowsiness score with no video ever leaving the device. Every session can be exported as a full PDF report, and the same pipeline also ships as a JavaScript SDK and React hooks so another product can build the tracking in directly, rather than only viewing it on Body Tracker's own dashboard.

Business Process

Replaces wearables and dedicated sensors with tracking that runs on hardware people already own.

User Experience

One click enables the camera, with live overlays and scores appearing instantly β€” no signup required to try it.

Automation

Blink, gaze, posture, gesture and rep-counting all score themselves live from the camera feed, with no manual review.

Scalability

A JavaScript SDK and React hooks let the same tracking pipeline power fitness, healthcare, education or corporate-wellness products beyond Body Tracker itself.

Key Features

What Body Tracker Does

Real-Time Face, Hand & Pose Tracking

Tracks face landmarks, hand position and full-body pose live, frame by frame, through the browser camera.

Posture & Attention Scoring

Head and neck angle, blink rate and gaze direction turn into a live posture score and attention score.

Runs Entirely In The Browser

Video is processed on-device and never leaves the browser β€” no upload, no storage, no server ever sees the camera feed.

Wellness & Fatigue Detection

Eye-closure and blink patterns become a fatigue score and microsleep count, flagging drowsiness as it happens.

Hand Gesture Recognition

Recognizes gestures like wave, pinch, point and thumbs-up, and counts repeat-motion exercise reps from pose data.

Multi-Person Tracking

Tracks more than one person in frame at once, extending the same pipeline beyond a single user.

Live Dashboards & PDF Reports

Every score renders live, session by session, with a full PDF analytics report exportable at the end.

Developer SDK & React Hooks

The same tracking pipeline ships as a JavaScript SDK and React hooks, so another product can build directly on it.

Technology

Built With

Next.jsTypeScriptGoogle MediaPipeComputer Vision
How We Built It

Our Standard Delivery Process

The same process we run on every engagement β€” including this one.

01

Discover

We learn the business, the goals and what the system actually needs to do.

02

Planning

Scope, timeline and pricing get fixed in writing before any work begins.

03

Design

We map the structure and interface before a single line of code is written.

04

Development

Engineers build the system, with weekly progress updates so nothing is a surprise.

05

Testing

The system is reviewed and checked against the original requirements before it goes live.

06

Deployment

We move the system into production and confirm it runs as intended.

07

Support

Training and documentation come standard, plus a year of free updates and support.

Business Benefits

What This Changes

No hardware to buy or wear

Any laptop or phone webcam a member, employee, patient or student already has is enough β€” no wearables, sensors or dedicated cameras.

Privacy built in, not bolted on

Video never leaves the browser, so there is nothing to stream, store or leak on a server.

Feedback the moment it happens

Posture, attention and fatigue scores update live as someone moves, instead of showing up in a report the next day.

A pipeline other products can build on

The JavaScript SDK and React hooks mean the same tracking can become a feature inside someone else's product, not just a standalone dashboard.

Gallery

See It In Action

Body Tracker live face, hand and pose tracking on desktop
desktop
Body Tracker interface on tablet
tablet
Body Tracker interface on mobile
mobile
FAQ

Common Questions

Is Body Tracker a real, live product?
Yes. Body Tracker is live in production at bodytracker.kvlbusinesssolutions.com, running real face, hand and pose tracking through Google MediaPipe in the browser today.
What was KVL's role in building Body Tracker?
KVL designed and engineered the platform end-to-end β€” the in-browser tracking pipeline, the live scoring dashboards, session PDF reports, and the developer SDK.
Can KVL build a computer-vision feature like this into my product?
Yes. If your business needs camera-based tracking, scoring or automation, this is the kind of computer-vision system we build β€” talk to us about your use case.
Let's Talk

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