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Kirby

● Identity checked

Code · Vendor site 2026-10-04

Kirby is a file-based PHP CMS that adapts to developers, designers, and content teams without imposing a fixed database schema. Licenses are sold per site with Basic and Enterprise tiers, volume discounts, and programs for students and nonprofits.

Updated 2026-10-04View sources
Official website
Category
Code
Free access
Student and educator programs offer free licenses with verification; commercial sites require paid per-site licenses.
API access
Kirby exposes PHP APIs and plugins documented in the Kirby docs rather than a separate SaaS REST product.

Is Kirby right for you?

A good fit for

Developers and agencies building bespoke PHP sites who want a flat-file CMS with flexible content models.

Before you choose

Public buy page prices licenses in EUR only; Basic eligibility requires under €1 million annual revenue/funding.

Flat-file PHP CMS

Kirby markets a developer-friendly, file-based CMS with per-site licensing, plugin ecosystem, and programs for education and nonprofits.

What it can do

Features & capabilities

Unknown is different from unavailable. Each fact carries its own evidence.

CapabilityValueEvidenceChecked
ProductHomepage tagline presents Kirby as the CMS that adapts to you.Facts sourced2026-10-04
LicensingBuy page sells Kirby Basic and Kirby Enterprise per-site licenses priced in EUR.Facts sourced2026-10-04
ProgramsBuy page lists free licenses for verified students and educators.Facts sourced2026-10-04

Understand the total cost

Kirby pricing & plans

Pricing

Not listed

Official monthly price not confirmed

API
Kirby exposes PHP APIs and plugins documented in the Kirby docs rather than a separate SaaS REST product.
Explore pricing & history

Alternatives to Kirby

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The practical questions

Frequently asked questions

What is Kirby used for?

Kirby is a file-based PHP CMS that adapts to developers, designers, and content teams without imposing a fixed database schema. Licenses are sold per site with Basic and Enterprise tiers, volume discounts, and programs for students and nonprofits.

Does Kirby have a free plan?

Student and educator programs offer free licenses with verification; commercial sites require paid per-site licenses.. This record does not confirm an ongoing free plan.

How much does Kirby cost?

A listed monthly price has not been confirmed. See the plan cards for entitlements, billing commitments and seat minimums.

Can I use Kirby through an API?

Kirby exposes PHP APIs and plugins documented in the Kirby docs rather than a separate SaaS REST product.. API access and subscription access may have different terms; consult the linked sources.

What should I check before choosing it?

Public buy page prices licenses in EUR only; Basic eligibility requires under €1 million annual revenue/funding.

Price history

No retained pricing changes yet. A current price alone does not establish a historical trend.

How this profile is supported

Facts apply to the named version and check date. Send a sourced correction if something changed.