Built by agency people, for agency people
We've lived the chaos of managing clients, projects, invoices, and teams across 5 different tools. Eidoncore is what we wished existed.
From frustration to foundation
It started with a spreadsheet. Then a second one. Then a third. Before long, we were running our agency across Asana for projects, Trello for tasks, HubSpot for CRM, QuickBooks for invoicing, and Slack for client communication. Five tabs open at all times. Five logins. Five monthly bills.
The worst part wasn't the cost — it was the lost context. When a client asked about their project status, we had to check three different tools to give a straight answer. When we needed to invoice, we had to manually cross-reference time logs with project budgets. When a team member left, their institutional knowledge disappeared across five separate platforms.
So we built what we wished existed: one platform where projects, tasks, clients, invoices, messaging, and reports all live together. Where a task completion automatically updates project progress, triggers a client notification, and rolls up into a revenue report — without any manual work.
That insight — that agencies don't need more apps, they need connected data — is the foundation Eidoncore is built on.
Why EidonCore?
Every name tells a story. Ours is rooted in philosophy and purpose.
Meaning form, structure, or the essential nature of something — the underlying design that gives things shape and meaning. In philosophy, Eidos represents the ideal blueprint behind every reality.
Represents the central engine or foundation that everything runs on — the essential system that holds operations together and powers every function from within.
"The foundational structure that everything is built and operates on."
For the platform, EidonCore reflects the idea of being the core system that organizes and powers the operations of a modern agency — projects, services, billing, teams, and clients — all in one structured backbone. It's not just a tool you use; it's the architecture your agency runs on.
What drives us
Simplicity First
Complex functionality, simple interface. Every feature should feel intuitive on day one — no training manuals required.
Security by Design
SOC2-ready architecture with tenant isolation, data encryption, 2FA, audit logs, and session management built into the core.
Speed Obsessed
Every interaction should feel instant. We optimize for speed at every level — from UI rendering to database queries.
Design Excellence
We believe business tools should be beautiful. Pixel-perfect interfaces that agencies are proud to share with clients.
Agency-Centric
Every feature is designed for how agencies actually work — multi-client, multi-project, multi-team, multi-brand.
Growth Enabler
From freelancer to 100-person agency — Eidoncore scales with you. Start free, grow to Enterprise when ready.
Enterprise-grade security
Your data is protected with industry-leading security practices.
Encryption
AES-256 at rest, TLS 1.3 in transit
Tenant Isolation
Complete data isolation between agencies
Audit Logs
Full activity trail for compliance
Two-Factor Auth
TOTP-based 2FA for all accounts
Session Control
Configurable timeout and device management
Security Policies
Enforce password rules and IP restrictions
Role-Based Access
Granular permissions per feature per role
Data Export
Full JSON export of all agency data
Built with modern technology
Eidoncore is engineered for speed, reliability, and scale from the ground up.
Edge-First Architecture
Deployed globally on Vercel's edge network for sub-100ms response times
PostgreSQL + Prisma
Reliable relational database with type-safe ORM for data integrity
Real-Time Updates
Optimistic UI with automatic background sync for instant feedback
99.9% Uptime SLA
Enterprise-grade infrastructure with automated scaling and monitoring
Global CDN
Static assets served from 100+ edge locations worldwide
Responsive Design
Pixel-perfect experience on desktop, tablet, and mobile devices
Meet the team behind Eidoncore
We've been in your shoes — managing clients across fragmented tools. That frustration became our fuel to build something better.
Zaed Bin Abedin Tonmoy
Founder & CEOEngineer turned founder with 6+ years in tech. Designed, architected, and built Eidoncore end-to-end - from database schema to pixel-perfect UI. Also founded Creation Wave LLC.
I don't just manage the product - I build it. Every feature, every line of code, every decision runs through me.
Md Sakib Shahariar Tanoy
CTO & Head of DevelopmentLeading Eidoncore's technical architecture and development. Expert in web systems, security, and building scalable infrastructure that agencies rely on.
Great software is invisible — it just works. That's what we build.
…and a growing remote-first team of engineers, designers, and support specialists shipping weekly from across the globe.
Trusted by agencies worldwide
"Eidoncore is exactly what I wished existed when I was running my agency. It's clear the team understands the pain points — because they've lived them."
"The white-label portal is incredible. Our clients think it's custom-built for them. The attention to design detail sets Eidoncore apart."
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