Lexcore Dev — Custom software, full source delivered.

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Lexcore Dev · Custom Software Studio est. 2021 · Lexcore Enterprises Pvt Ltd

Software you actually own.

Full-source delivery on every build. CRM, ERP, mobile apps, AI integration — no lock-in, no subscriptions, no black boxes. Your code, your server, forever.

View Rates
80+
PROJECTS SHIPPED
5yr
IN BUSINESS
100%
SOURCE DELIVERY
15+
ENTERPRISE CLIENTS
Founder · Peer-Indexed Publications · Go Startup Foundation
Preprint Zenodo · CERN DOI Registered
Ghost in the Machine: Soul-Layer Architecture for Persistent AI Identity
Contemporary AI systems are fundamentally stateless — they infer, respond, and forget. This paper proposes a soul-layer architecture: a persistent, structured identity substrate that survives across sessions, hardware migrations, and model updates — enabling sovereign AI systems that maintain continuous identity across time.
Raj Kiran Sharma· Go Startup Foundation· July 2026
DOI: 10.5281/zenodo.21249832
100% Source DeliveryEvery project. No exceptions. You own the code forever.
Fixed-Price QuotesLocked scope before work begins. No hidden charges.
30-Day Bug WarrantyFree fixes on anything that breaks post-delivery.
4-Hour Response SLABusiness hours. Real person. No ticket queues.
Trusted by
RetailSoft
MediTrack
Nexgen Analytics
BuildRight
+74 more
Services
01

Full-source delivery · no lock-in · your server your rules

Custom CRM

001

Pipeline management, lead tracking, automated follow-ups, team roles, and full reporting. Built on your server. Branded as yours.

PHP/MySQLReactREST APIRoles & PermsFull Source
Starting from
0+GST
···

ERP System

002

Inventory, procurement, HR, payroll, finance, and GST integration — one unified system with role-based dashboards.

LaravelVue.jsGST APIMulti-branchFull Source
Starting from
0+GST
···

Mobile App

003

Flutter cross-platform apps for Android and iOS — same codebase, native feel. Backend APIs included.

FlutterDartiOS + AndroidPush NotifsFull Source
Starting from
0+GST
···

E-Commerce

004

Custom shop with payment gateway (Razorpay/Stripe), inventory, orders, seller panels. No Shopify fees, ever.

PHP/NodeReactRazorpayMulti-vendorFull Source
Starting from
0+GST
···

AI Integration

005

Add local or cloud LLMs to your existing system — AI chat, document analysis, voice, smart search, recommendation engines.

LLM/RAGFastAPIOllamaClaude APIFull Source
Starting from
0+GST
···

Web Platform

006

SaaS platforms, portals, dashboards, booking systems — with role-based access, payment integration, and API layer.

Next.jsPHPMySQLAuthFull Source
Starting from
0+GST
···

Automation & Data

007

Workflow bots, scheduled scrapers, ETL pipelines, Excel-to-system bridges, WhatsApp automation, and internal tools.

Pythonn8nZapier AltWhatsApp APIFull Source
Starting from
0+GST
···

Business OS

008

8-module AI suite: GST, payroll, CRM, AI chat, compliance, documents, HR, and finance — all local, no subscriptions.

FastAPISQLiteOllama AI100% LocalFull Source
Starting from
0+GST
···

AMC / Support

009

Annual maintenance contract — priority bug fixes, security patches, uptime monitoring, and feature mini-updates included.

24h ResponseSecurity PatchesMonitoringAnnual
Starting from
0/yr
···

SaaS Platform

010

Multi-tenant SaaS product from scratch — subscription billing, admin + customer dashboards, API layer, webhooks, and analytics. Your software business starts here.

Multi-tenantRazorpay SubDashboardsREST APIFull Source
Starting from
0+GST
···

Digital Transformation

011

Full enterprise replatform — legacy system migration, multi-system integration, cloud lift-and-shift, process automation, and monolith-to-microservices rewrite. For businesses ready to modernise at scale.

Legacy MigrationAPI IntegrationCloud InfraMicroservicesFull Source
Starting from
0+GST
···
SAM-AI Hardware
02

Sovereign AI hardware for serious enterprises — your data never leaves your building.

On-premises deployment Air-gap capable No cloud dependency Full model ownership Cortina Business OS preloaded 3-year hardware support
LITE
SAM-AI
LITE
Qwen-7B / LLaMA-3.2-8B
  • 8GB RAM, 256GB NVMe
  • ARM Cortex / Intel N-series
  • Local chat + basic RAG
  • 1 user / kiosk use
  • Web UI included
₹25,000
Hardware + Cortina Business OS
PRO
SAM-AI
PRO
Mistral-7B / Phi-3-Medium
  • 16GB RAM, 512GB NVMe
  • Mini PC + RTX 3060 6GB
  • Full Cortina Business OS
  • 5 concurrent users
  • GST + CRM + HR modules
₹65,000
Hardware + OS + Setup
ENTERPRISE
SAM-AI
ENTERPRISE
Custom fine-tuned model
  • 256GB RAM, multi-NVMe RAID
  • Server rack with dual GPU
  • Custom model fine-tuning
  • Unlimited users
  • API layer for integrations
  • 3-year support SLA
₹5,00,000+
Custom quote based on scope
SOVEREIGN
SAM-AI
SOVEREIGN
Cortina Zero (proprietary)
  • 1TB+ RAM, GPU cluster
  • Air-gapped deployment
  • Cortina Zero AI brain
  • Consciousness continuity layer
  • Mission-critical SLA
  • Lifetime partnership
₹1,00,00,000+
Strategic engagement — invite only
Deployment Specs
OSUbuntu 22.04 LTS / Windows 11 Pro
InferenceOllama / llama.cpp
InterfaceWeb UI + REST API
AuthMulti-user, role-based
Business OS Modules
IncludedAI Chat, CRM, GST, HR, Finance
ComplianceSection 65B(4) cert-ready
LanguageHindi + English UI
UpdatesOffline OTA via USB/LAN
Support & Warranty
Hardware1–3 year warranty
SoftwareLifetime free updates
Response8-hour for PRO+
OnsiteAvailable (PREMIUM+)
50%
Advance to Start
Pay 50% to confirm order and begin hardware procurement and OS configuration.
30–45
Days Delivery
Hardware sourced, OS installed, tested, and delivered to your premises for LITE/PRO. PREMIUM 60 days.
100%
Source Included
Full Business OS source code delivered. No subscriptions, no cloud dependency, ever.
View full rate card →
Rate Card
03

Fixed-scope pricing — no hourly billing surprises. Source code always included.

ENTERPRISE
Full Business OS
RC-00
End-to-end digital transformation — CRM + ERP + AI + Mobile App + Analytics in one unified system.
  • Custom CRM + ERP fully integrated
  • AI assistant trained on your data
  • Mobile app (iOS + Android)
  • Real-time analytics dashboard
  • Dedicated project manager
  • 12-month AMC included
₹50L – ₹1Cr+
Enterprise pricing · Custom SLA
12–24 weeks
Landing Page
RC-01
Static or dynamic landing with contact form and SEO.
  • 5-section layout with animations
  • Mobile-responsive
  • Contact / quote form with email
  • Basic SEO setup
₹8,000 – ₹15,000
Fixed price + GST
5–7 days
Business Website
RC-02
Multi-page corporate website with CMS and blog.
  • 8–15 pages with admin panel
  • Blog / news CMS
  • Enquiry form + WhatsApp
  • GSC + GA4 setup
₹18,000 – ₹35,000
Fixed price + GST
10–15 days
Custom CRM
RC-03
Lead pipeline, follow-ups, team roles, reports.
  • Lead / contact management
  • Pipeline & deal tracking
  • Role-based team access
  • Dashboard + export
₹80,000 – ₹1,50,000
Fixed price + GST
30–45 days
Mobile App
RC-04
Flutter cross-platform app, Android + iOS, backend API.
  • Flutter + Dart codebase
  • REST API backend
  • Auth + push notifications
  • Play Store submission
₹1,20,000 – ₹3,00,000
Fixed price + GST
45–75 days
AI Chatbot
RC-05
LLM-powered chat embedded in your product.
  • Local (Ollama) or cloud LLM
  • RAG on your documents
  • Web embed widget
  • Conversation history
₹40,000 – ₹90,000
Fixed price + GST
20–30 days
AI Document System
RC-06
Upload, parse, summarise, Q&A over your documents.
  • PDF / Word / Excel ingestion
  • Vector search (RAG)
  • Q&A interface
  • Section 65B cert option
₹60,000 – ₹1,20,000
Fixed price + GST
25–40 days
ERP System
RC-07
Full enterprise resource planning — inventory, finance, HR, GST.
  • Inventory + procurement
  • Finance + GST e-filing
  • HR + payroll
  • Multi-branch + roles
₹1,80,000 – ₹5,00,000
Fixed price + GST
60–120 days
SaaS Platform
RC-08
Multi-tenant SaaS with billing, analytics, and API.
  • Multi-tenant architecture
  • Subscription billing (Razorpay)
  • Admin + customer dashboards
  • API layer + webhooks
₹2,50,000 – ₹8,00,000
Fixed price + GST
90–180 days
Add-on Module
RC-09
Extend any existing system with a new module.
  • Payment gateway integration
  • SMS / WhatsApp integration
  • Export (PDF/Excel)
  • Custom reporting
₹8,000 – ₹25,000
Per module + GST
5–15 days
Emergency Fix
RC-10
Critical bug fix or security patch — 24-hour turnaround.
  • Root cause analysis
  • Fix + test + deploy
  • Security audit (optional)
  • Documentation update
₹5,000 – ₹15,000
Per incident + GST
24–48 hours
Ready-Made Business Software
NEW

Pre-built, hardware-integrated systems for common business types — install in days, not months. Own the source code, no monthly SaaS lock-in.

READY NOW
Gym / Fitness Studio Management
RM-01
Fingerprint attendance + auto membership renewal + live dashboard. Replaces manual registers and chasing members for payment.
  • Fingerprint device integration (ZKTeco)
  • Auto SMS/WhatsApp renewal alerts
  • Access auto-blocked on expiry
  • Live dashboard + revenue reports
₹12,000 – ₹35,000
One-time · Basic / Pro / Elite
9 days
School / Coaching Institute Attendance
RM-02
Biometric student attendance with instant SMS to parents, plus fee due tracking and reminders.
  • Fingerprint/RFID student check-in
  • Parent SMS on entry/exit
  • Fee due auto-reminders
  • Class-wise attendance reports
Coming Soon
Enquire for early pricing
TBD
Salon & Spa Booking + Staff Attendance
RM-03
Online appointment booking to cut no-shows, plus staff attendance and commission tracking.
  • Client appointment booking
  • WhatsApp booking reminders
  • Staff attendance + commission calc
  • Daily revenue dashboard
Coming Soon
Enquire for early pricing
TBD
Restaurant POS + Kitchen Order Ticket
RM-04
Billing, KOT printing, and inventory in one system — built for Indian restaurant/QSR workflows.
  • Billing + GST invoice
  • Kitchen order ticket (KOT) printing
  • Inventory + stock alerts
  • Daily sales reports
Coming Soon
Enquire for early pricing
TBD
C³ — Cortina Cyberbrain Core
04

Cortina Cyberbrain Core — our proprietary development framework that ships faster, without cutting corners.

How it works

Cortina Cyberbrain Core (C³) is a scaffold-first, source-last approach — we use our battle-tested module library to assemble your system, then deliver the complete unobfuscated source. No generated slop. No hidden vendor code.

What you get
  • ✓ Full annotated source code
  • ✓ Deployment scripts
  • ✓ Database schema + migrations
  • ✓ Environment config (.env template)
  • ✓ Basic documentation
Tech Guarantee
  • ✓ No WordPress / Wix / Elementor
  • ✓ No locked builder tools
  • ✓ No third-party SaaS lock-in
  • ✓ Any standard server runs it
  • ✓ Modify freely, no licence
Build Pipeline
01
SCOPING
Requirements doc + tech spec
02
SCAFFOLD
CBC module assembly + DB design
03
BUILD
Core features + review milestone
04
QA
Testing + client feedback round
05
DEPLOY
Live deployment + source handover
06
HANDOVER
Full source + docs + training
LEXCORE DEV
  • ◆ Full source code delivered
  • ◆ Fixed-scope pricing, no overruns
  • ◆ Your server, zero dependency
  • ◆ AI-ready architecture
  • ◆ Modify freely, forever
  • ◆ Direct founder communication
TYPICAL AGENCY
  • ◇ Black-box, no source access
  • ◇ Hourly billing, endless overruns
  • ◇ Locked to their cloud/platform
  • ◇ AI = ChatGPT widget bolted on
  • ◇ Change request = extra invoice
  • ◇ Account manager + ticket queue
Module Library
05

Pre-built, production-tested modules that plug into any project — faster delivery, battle-hardened code.

Auth & Roles
  • JWT / session login
  • Role-based access control
  • Email OTP verification
  • Password reset flow
  • Audit log
Payments
  • Razorpay integration
  • Stripe (intl)
  • UPI / QR code
  • Subscription billing
  • Invoice generation
File Management
  • Upload / download / preview
  • PDF generation
  • S3 / local storage
  • Doc version control
  • Bulk export (ZIP)
Notifications
  • Email (SMTP / SES)
  • WhatsApp API
  • Push (FCM)
  • In-app notification feed
  • Scheduled reminders
Analytics
  • GA4 + GSC integration
  • Custom event tracking
  • Sales funnel reports
  • Export to Excel/CSV
  • Real-time dashboard
AI Layer
  • LLM chat (local + cloud)
  • RAG document Q&A
  • Auto-summarisation
  • Semantic search
  • Voice (Whisper)
Integrations
  • GST e-filing API
  • PAN / Aadhaar KYC
  • Google Workspace
  • Tally export
  • Custom webhook
DevOps
  • Docker compose setup
  • Nginx config template
  • SSL auto-renew
  • Backup automation
  • One-command deploy
Tech Stack
06

Standard, battle-tested technologies — nothing exotic. Your next developer can pick it up on day one.

Frontend
React 18+Next.jsVue 3 Tailwind CSSFlutterVanilla JS
Backend
PHP 8.2LaravelNode.js FastAPIPython 3.11REST API
Database
MySQL 8PostgreSQLSQLite RedisMongoDB
AI / ML
OllamaLLaMA 3Mistral WhisperClaude APIGroq
Infrastructure
NginxDockerUbuntu LTS AWS / HetznercPanelGitHub CI
Payments & GST
RazorpayStripeGST API e-InvoiceUPI QR
How We Work
07

A clear, milestone-driven process — no surprises.

01

Discovery Call

Free 30-minute call. We understand your business, requirements, and constraints. No sales pitch.

02

Scope & Quote

Fixed-price quote with itemised scope document. You know exactly what you're paying for — upfront.

03

Milestone Build

We build in milestones. You review and approve at each stage. No six-month blackout before delivery.

04

Deploy & Test

We deploy to your server. Rigorous QA. You test in your own environment before final payment.

05

Full Handover

Source code, documentation, deployment scripts, and training — everything transferred. You own it.

Payment Terms
08

Milestone-linked payments — you pay as we deliver.

50%
On Kickoff
Advance to start work. Covers discovery, scoping, and scaffold phase.
25%
Milestone 1
After core features are demonstrated and client review is signed off.
25%
On Delivery
Final payment after deployment, testing, and source code handover.
GST Invoice
Proper GST invoice at every milestone. Razorpay / NEFT / UPI accepted.
Why Lexcore Dev
08

Why not just hire a freelancer or a generic agency? Here's the honest comparison.

What matters Freelancer Generic Agency Lexcore Dev
Full source code deliveredSometimesOften lockedAlways ✓
Fixed-price contractRarelySometimesAlways ✓
GST invoice + signed contractRarelyUsuallyAlways ✓
Client portal accessNoBasicFull dashboard ✓
30-day bug warrantyNoSometimesIncluded ✓
NDA as standardIf askedIf askedDefault ✓
AI / local LLM capabilityRareOutsourcedIn-house ✓
Availability after deliveryDisappearsPaid retainerAMC available ✓
Legal recourse if undeliveredNoneLimitedRegistered company ✓
ROI Calculator
09

See exactly when custom software pays for itself.

₹5,00,000
3 years
₹3,00,000
Estimated Build Cost
7 months
Payback Period
₹12,00,000
Total Saving (3 years)
400%
Return on Investment

Want an accurate estimate for your specific project?

Client Stories
09

Real projects. Real results. No stock photos.

"

We needed a custom CRM to manage 3,000+ distributor relationships. Lexcore delivered in 8 weeks — full source, deployed on our own server. Our ops team picked it up immediately. Zero dependency on any vendor now.

AM
Arjun Mehta
CEO · RetailSoft India
★★★★★
Custom CRM · 8 weeks · ₹3.8L
"

Our hospital management system was on a vendor contract costing ₹12L/year in subscriptions. Lexcore rebuilt it from scratch — we own it now. ROI in 14 months. The code is clean enough that our own developer maintains it.

PS
Priya Sharma
COO · MediTrack Solutions
★★★★★
Hospital ERP · 14 weeks · ₹8.5L
"

We needed an AI that understood our internal data — not a generic ChatGPT wrapper. Lexcore built a local LLM deployment on our servers. No cloud, no data leaving the building. Exactly what we needed for compliance.

VN
Vikram Nair
Founder · Nexgen Analytics
★★★★★
Private AI · 6 weeks · ₹5.2L
View Full Case Studies
4.9
★★★★★
23 REVIEWS · GOOGLE BUSINESS
Leave a Review on Google →
FAQ
10

Everything you should ask before hiring any software studio.

Do I actually get the full source code?
Yes — always. Every project ships with complete source code, database schema, deployment scripts, and a README. You can hand it to any developer after us. There is no "maintenance mode" that forces you to stay with us.
What if I'm not satisfied with the delivery?
We build milestone by milestone — you approve each stage before we move forward. If the final delivery doesn't match the agreed scope document, we fix it free. We've never had a project end in dispute because we don't start building without a locked scope.
Can you work on an existing codebase?
Yes. We regularly audit, extend, and refactor codebases we didn't write. We do a paid code audit (₹8,000–₹15,000) in the discovery phase before committing to a timeline.
Do you sign NDAs?
Yes, before any project discussion. We use a standard mutual NDA — you can also send your own. Confidentiality is default practice, not an add-on.
What is a typical timeline?
Simple automations: 1–2 weeks. Mobile apps: 6–10 weeks. Full ERP/CRM systems: 12–20 weeks. We give you a milestone-based Gantt chart in the quote so you know exactly when each piece delivers.
Do you provide hosting?
We configure and deploy to your server or cloud account. All hosting is registered in your name — you own the infrastructure. We can recommend providers but we don't resell hosting.
What happens after delivery?
30-day bug-fix warranty is included in every project. Annual Maintenance Contracts (AMC) start at ₹15,000/year for continued patches, updates, and minor feature requests.
What makes you different from a freelancer?
Accountability. A freelancer disappears; a studio doesn't. We have a formal scope document, signed contract, GST invoice, client portal, and a track record of 80+ completed projects. You have legal recourse and a business entity behind every commitment.
Do you work with international clients?
Yes. Payments via Stripe or wire transfer. Contracts in English. We've delivered for clients in UAE, UK, and Singapore. Time-zone overlap managed via async updates on a client portal.
Can I pay in instalments?
Standard terms are 50% advance, 25% at mid-milestone, 25% on delivery. For larger projects (₹10L+) we can structure quarterly payments tied to milestone sign-offs.
Get a Quote

Tell us what you need to build.

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