Lost Less.Found Faster.

A privacy-first lost and found platform built for the NIT Calicut community.

retrievo.dev
Retrievo landing page
The Problem

Lost & Found Shouldn't Be This Hard

×Cluttered inboxes
×Lost messages in group chats
×Found items with no easy way to locate the owner
×Important reports buried under unrelated conversations
×No centralized record of lost and found items
×Privacy concerns when sharing personal contact details
Campus Chats — 47 unread
47
TS
TS10m ago

Anyone seen my wallet?

AK
AK13m ago

Found a keychain near the library

RM
RM16m ago

I lost my calculator 🥲

SP
SP19m ago

Check the mess group

VK
VK22m ago

No, I didn't see it

TS
TS25m ago

Who lost an ID card?

NJ
NJ28m ago

Can you send the photo again?

AK
AK31m ago

I think it's in the admin office

RM
RM34m ago

Found! Check the lost and found

SP
SP37m ago

I posted in the hostel group too

!
The Solution

A Dedicated Place For Lost & Found

Report lost and found items in seconds
Browse all reports in one place
Verify ownership before sharing contact
Protect your privacy with visibility controls
Resolve claims faster with structured workflows
retrievo.dev/items
Browse lost and found items
retrievo.dev/report

Click to upload an image

JPG, PNG, WebP, HEIC (compressed to under 1MB)

Report an Item in Seconds

A streamlined form gets the important details captured quickly. No clutter, no confusion.

1

Capture Details

Photo, description, and a clear title

2

Set Context

Location, date, and audience visibility

3

Publish

Go live on the community feed instantly

Privacy

Privacy First by Design

Before Approval

Blue Water Bottle

Lost near Library • 2 days ago

Contact+91 XXXXX XXXXX
Emailj***@nitc.ac.in
Instagram---@john_doe
Hidden until claim is approved
After Approval

Blue Water Bottle

Lost near Library • 2 days ago

Contact+91 98765 43210
Emailjohn@nitc.ac.in
Instagram@john_doe
Contact shared after successful claim

Personal details remain hidden until a claim is approved. Users control exactly when and with whom their information is shared.

retrievo.dev/report

Report Item

Black Hoodie

Lost

Visibility

Your report will be visible toEntire Campus
Visibility Controls

Not Everything Needs To Be Public

Choose exactly who sees your lost item report — from the entire campus down to your hostel. One toggle is all it takes.

Public

Everyone on campus

Boys Only

Boys hostel residents

Girls Only

Girls hostel residents

Set visibility per report - not per profile
Personal items stay within your community
Change visibility anytime
Verification

Verify Ownership Before Contact

Claimants provide identifying information about the lost item. Finders review ownership claims before revealing any contact details.

1

Claimant

A user finds a matching item and submits a claim with identifying details

2

Ownership Description

The claimant describes the item — color, brand, unique marks, or circumstances of loss

3

Finder Review

The finder reviews the claim against the item they found to verify accuracy

4

Approval

If the details match, the finder approves the claim

5

Contact Sharing

Contact information is revealed and both parties coordinate the return

retrievo.dev

Notifications

2

New Claim Submitted

2 minutes ago

A user claims they lost the Blue Water Bottle you found.

Claim Approved

1 hour ago

Your claim for the Black Wallet was approved. Contact is now shared.

Potential Match Found

3 hours ago

A newly reported found item may match your lost item.

Resolution Completed

1 day ago

The item has been successfully returned to its owner.

Notifications

Stay Updated Automatically

Real-time notifications keep everyone in the loop throughout the resolution process.

Someone claims an item you found
Your claim is approved by the finder
A newly reported item matches your lost report
The resolution status changes
mail.google.com
3
InboxSorted by newest
Retrievo
Claim

Claim Approved

Your ownership claim for the black calculator has been approved.

2 hours ago

Retrievo
Match

Potential Match Found

A recently reported found item may match your lost item.

5 hours ago

Retrievo
Claim

New Claim Received

Someone has submitted a claim for your found item.

1 day ago

Email Notifications

Never Miss an Update

Retrievo delivers important updates directly to users through email, ensuring they stay informed even when they are not actively using the platform.

No need to constantly check the app
Immediate awareness of claim activity
Faster communication between finders and claimants
Higher likelihood of successful recoveries
Retrievo
✉ Email
User Action
Matching Engine

Helping Lost Items Find Their Owners

Input
Lost Item Report
Title & Description
Category
Location
Date
Processing Pipeline
NLP
Title & description semantic matching
Location
Campus proximity & zone check
Category
Item type classification
Date
Time decay weighting
Weighted Scoring Engine
Output
High92%
Medium78%
Low45%
Ranked candidates

Retrievo compares categories, keywords, descriptions, dates, and locations to surface the most relevant matches, reducing the manual effort of finding lost items.

Trust

Designed Around Community Trust

Verified Users

Only authenticated campus users can participate. No bots, no outsiders, no spam.

Privacy Controls

Users control the visibility of their personal information at every step.

Ownership Verification

Claims require the claimant to describe the item before contact is shared.

Community Driven

The platform grows stronger with every resolved claim. Trust is built through participation.

Technology

What Powers Retrievo

Built to deliver a fast, reliable, and privacy-conscious experience for the campus community.

architecture

Frontend

Next.jsTypeScriptTailwind CSS

Backend

FastAPIRedis

Database

PostgreSQL

Storage

Cloudflare R2

Infrastructure

DockerGitHub Actions
Frontend
Backend API
Storage
Impact

Why It Matters

🎓

Students

Recover belongings faster with a centralized platform. No more scrolling through endless group chats or posting in multiple places.

Faster recovery
🤝

Finders

Return items with less effort. Post what you found, review claims, and connect with the rightful owner — all in one place.

Less effort
🏫

Campus Community

Reduce clutter in communication channels and improve visibility. A shared platform means nothing falls through the cracks.

Better visibility

Retrievo

Ready to Help Someone Find What Matters?

A dedicated, privacy-first lost and found platform for campus communities.

Built for the NIT Calicut community • Privacy first • Open source