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Open-source CRM comparison

ClientFlo vs EspoCRM

EspoCRM has been a reliable open-source CRM for years with strong no-code customization. ClientFlo brings a modern tech stack, built-in client portal, time tracking, and invoicing — all in a polished, modern interface.

FeatureClientFloEspoCRM
Tech StackNext.js 16, React 19, FirebasePHP, MySQL, Backbone.js
Client PortalBuilt-inVia extension
Time TrackingBuilt-inVia extension
InvoicingBuilt-inVia extension
ProjectsYesYes
No-Code CustomizationCode-basedBuilt-in (strong)
MessagingYesYes
Meetings / SchedulingYesYes
AnalyticsYesBasic
UI / UXModern, polishedFunctional, dated
Self-hostedNode.js / VercelPHP / MySQL
LicenseMITAGPL-3.0
Ideal ForSMBs, freelancers, teamsEnterprises, no-code users

Why switch from EspoCRM to ClientFlo

EspoCRM is powerful for no-code customization. ClientFlo is built for teams that want a modern, all-in-one platform without cobbling together extensions.

Modern Tech Stack

ClientFlo runs on Next.js 16 and React 19 — a modern, developer-friendly stack. EspoCRM uses PHP and Backbone.js, which feels dated and is harder to extend for modern developers.

Built-in Client Portal

Give clients a dedicated dashboard for projects, invoices, and documents — no extensions needed. EspoCRM requires a paid extension for portal functionality.

Polished UI/UX

ClientFlo features a clean, modern interface designed for fast workflows. EspoCRM's UI, while functional, shows its age with a cluttered layout and dated design patterns.

Time Tracking + Invoicing

Track billable hours and create invoices inside ClientFlo. Both require extensions in EspoCRM, adding complexity and cost.

All-in-One Workspace

Projects, invoices, time tracking, messaging, meetings, analytics, contracts, and client portal — 8 integrated modules in one workspace.

MIT License

ClientFlo is MIT licensed — no restrictions on commercial use, modification, or redistribution. EspoCRM uses AGPL-3.0, which has stricter copyleft requirements.

Try ClientFlo — No signup needed

Click one button and explore a fully-loaded workspace with projects, invoices, time tracking, and client portal.

No account. No credit card. Just click and explore.