Lipi
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Lipi v2.0 · Voice-controlled smart home

Your home,
in your voice.

Press once and speak — in Hindi, English, or Hinglish. Lights, fans and sockets answer in under a second. No wake word. No subscription. Control it from anywhere over WhatsApp.

PRESS · SPEAK · DONE — NO WAKE WORD
SCROLL TO EXPLORE
HINDI · ENGLISH · HINGLISH · <1s RESPONSE
01 — VOICE

Press once. Speak.

No wake word, no app to open. Hold the key and talk the way you actually talk — "bhai fan chalu kar de" — Lipi gets it and acts.

HindiEnglishHinglish
02 — REALTIME

Reaches home in under a second.

Your words hit the relay in less than a second. The status LEDs blink, the light flips, and Lipi answers back — "ho gaya bhai".

<1s voice→relayWebSocket sync
03 — STATUS

An always-on e-ink face.

A calm, glanceable panel shows what's connected and listening — no glare, barely any power. You always know Lipi is awake.

Always-onGlanceable
04 — BUILD

A box you barely notice.

Soft-touch matte chassis, no buttons to hunt for, nothing that flexes. It disappears into the room and just listens.

Soft-touchPlug & forget
4ch
Relays per box
3×
Languages
5+
Surfaces synced
<1s
Voice → relay
sab lights onपंखा बंद करोparty mode chaluturn off everythingkitchen wala ondisco mode chalugood nightbhai fan chalu kar de sab lights onपंखा बंद करोparty mode chaluturn off everythingkitchen wala ondisco mode chalugood nightbhai fan chalu kar de
The voice

Speak naturally.
Lipi understands.

Lipi · listening
sab lights on4:15
sab chalu kar diya4:15
bhai fan chalu kar de4:16
ho gaya bhai4:16
kitchen wala on4:20
kitchen light on4:20
disco mode chalu4:21
party shuru 🎉4:21
Hinglish हिन्दी English

The only assistant that talks the way India talks.

Powered by Grok speech and a language model that actually understands code-switched Hindi-English. No rigid phrasing, no "sorry, I didn't get that." Just say it — "bhai", "kar de", "band karo" — and it's done.

Hold the button. Speak. Let go. That's the whole interface.
The system

Everything you need.
Nothing you don't.

No cloud lock-in, no monthly bill, no walled garden. Lipi is open-source software talking to a tiny relay box you own outright.

01 / NO WAKE WORD

Press once and speak.

No "Hey Lipi", no waiting for a chime. Hold the key, talk naturally, let go. It's the fastest path between a thought and a light turning on.

02 / LANGUAGES
3

Hindi, English, and real code-switched Hinglish. Lipi replies in the language you spoke.

03 / SUB-SECOND

Under one second.

Voice to relay in less than a second over an always-open WebSocket. Fast enough to feel like a switch.

04 / SECURE

Owner-only by default.

Phone-OTP auth over WhatsApp, session tokens kept on-device, encrypted WSS to every box. Your home, only yours.

05 / OPEN SOURCE

MIT-licensed, hackable.

Whole stack on GitHub. Self-host the cloud, flash your own firmware, add a room. The software is free forever.

Everywhere you are

One home. Every device.

Real-time sync keeps every surface in lockstep — flip a switch on your Mac and your phone, the wall, and WhatsApp all agree in the same instant.

iOS

SwiftUI native

macOS

SwiftUI native

Android

Kotlin + Compose

Web PWA

Install anywhere

WhatsApp

No app needed

Setup

Up and running in five minutes.

Plug the box in, hand it your home WiFi, type the pair code once. It's yours.

STEP 01

Power on

The box boots its own setup hotspot named Lipi-XXXX.

STEP 02

Join it

Connect your phone to that hotspot — the captive portal opens.

STEP 03

Give it WiFi

Pick your home network, type the password, tap Connect.

STEP 04

Claim it

Paste the 8-character pair code into the Lipi app. Done.

HARDWARE · L1 BOX

A box you barely notice.

Four channels of honest relay switching in a soft-touch shell. Industrial silicon, mains-rated isolation, open firmware.

ControllerESP32-S3-WROOM-1Dual-core · WiFi + BLE
Channels4 × 10A relaysIndependent switching
Mains inputAC 85–265VUniversal · 50/60Hz
IsolationOpto-coupler4kV creepage
Power5V USB / DCLow standby draw
ConnectivityWiFi + secure WSSAlways encrypted
ChassisDual-tone ABSSoft-touch matte finish
FirmwareOpen sourceMIT licensed · OTA updates
Industrial design

Every angle considered.

Studied from all six sides — soft edges that vanish into a shelf, a single press-to-talk key, status that you read at a glance.

Lipi perspective view3/4 · ISOPerspective — the whole unit
Lipi front viewA·01Front — mic + status face
Lipi rear viewA·02Rear — etched identity
Lipi left viewA·03Left — press-to-talk
Lipi right viewA·04Right — USB-C spine
Under the hood

Built for tinkerers.

No black boxes. The whole stack is documented and open — clone it, read it, run it yourself. github.com/CritCoder/Lipi

Cloud
Go 1.22API server
Postgres 16state + auth
Grok · xAISTT / TTS
Gemini 2.0 Flashintent
AiSensyWhatsApp
Clients
SwiftUIiOS / macOS
Kotlin + ComposeAndroid
Vanilla JS PWAWeb
WebSocketlive sync
Hardware
ESP32-S3controller
4 × 10A relaysswitching
Secure WSStransport
MIT firmwareOTA
Order

Build your setup.

One box per room you want to control. Software is free, forever — you only pay for hardware.

Lipi · L1 Box

4 × 10A · WiFi · OPEN SOURCE

₹1,999

per box

Quantity · one per room
2
Shipping · Pan-India
Payment
UPICash on Delivery
Subtotal₹3,998
ShippingFree
Total₹3,998
Pan-India delivery · confirmed over WhatsApp

What's in the box.

The L1 Box4 × 10A relay controller, ESP32-S3
Every app, freeiOS, macOS, Android, Web, WhatsApp
Lifetime cloudno subscription, ever
Free OTA updatesnew features over the air
The full sourceMIT licensed on GitHub
From real homes

Built for real homes.

WhatsApp se ghar ke lights control. Setup took five minutes. Future of Indian smart homes.

R
Rahul M.
Smart home enthusiast

Meri maa Hindi mein baat karti hai aur Lipi sab samajhta hai.

A
Ankit S.
Developer

Kids love saying "party mode chalu kar" and watching the lights go crazy.

P
Priya K.
Maker & parent
Open source · Free forever · Your rules

Make your home
speak your language.

Own the hardware, run the software, change anything you like. Lipi is yours — no account required, no subscription, no lock-in.

MIT licensed · COD + UPI · Made with care in Mumbai