c4

Automated

Free open-source filesystem-in-a-text-file toolkit (SMPTE ST 2114) that represents entire directory trees as human-readable, diff-able c4m files.

Visit website Pricing page

Active plans

Total changes

Last change

Jul 28, 2026

Price trend

no history

What we know about c4’s pricing

Stable

Changes in 12 months

Cadence

Only change tracked, 2mo ago

Direction

New plan recently added

Category position

Pricier than 76% of Developer Tools tools (1072 compared)

Current pricing

c4

monthly

$99/mo

yearly$82.5/mobilled annually ($990/yr)

Price history

Last 1 changes

Date	Plan	Change	Old	New	Δ%
Jul 28, 2026	c4	new plan	—	$99	—

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