Free
Free
C3.js is an open-source JavaScript charting library available from the project site and source repository.
- Access
- C3.js is an open-source JavaScript charting library available from the project site and source repository.
C3.js
● Identity checkedDeveloper tools · Vendor site 2026-10-04
C3.js is a D3-based reusable charting library that generates interactive charts with less boilerplate than raw D3. It exposes customizable classes, rich APIs, and callbacks so developers can update charts after render within web applications.
- Category
- Developer tools
- Free access
- Not confirmed
- API access
- Documentation provides APIs and callbacks to read and update chart state after rendering.
Is C3.js right for you?
A good fit for
Front-end developers who want D3-powered charts with simpler configuration and styling hooks.
Before you choose
Latest listed release on the homepage is v0.7.20 from 2020-08-08, indicating slower maintenance cadence.
D3-based chart library
C3.js advertises comfortable, customizable, controllable chart generation on top of D3 for web dashboards and analytics views.
What it can do
Features & capabilities
Unknown is different from unavailable. Each fact carries its own evidence.
| Capability | Value | Evidence | Checked |
|---|---|---|---|
| D3 wrapper | Site explains C3 wraps D3 code required to construct entire charts. | Facts sourced | 2026-10-04 |
| Customization | Marketing notes CSS classes on generated elements for custom styling. | Facts sourced | 2026-10-04 |
| Control | Library provides APIs and callbacks to update charts after they render. | Facts sourced | 2026-10-04 |
Understand the total cost
C3.js pricing & plans
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Explore toolThe practical questions
Frequently asked questions
What is C3.js used for?
C3.js is a D3-based reusable charting library that generates interactive charts with less boilerplate than raw D3. It exposes customizable classes, rich APIs, and callbacks so developers can update charts after render within web applications.
Does C3.js have a free plan?
Not confirmed. This record lists ongoing free access; check the plan limits before starting.
How much does C3.js cost?
No paid monthly price is listed; this record treats the product as free to start. See the plan cards for entitlements, billing commitments and seat minimums.
Can I use C3.js through an API?
Documentation provides APIs and callbacks to read and update chart state after rendering.. API access and subscription access may have different terms; consult the linked sources.
What should I check before choosing it?
Latest listed release on the homepage is v0.7.20 from 2020-08-08, indicating slower maintenance cadence.
Price history
No retained pricing changes yet. A current price alone does not establish a historical trend.
How this profile is supported
Identity and profile
Reviewed vendor source
Read original source ↗Facts apply to the named version and check date. Send a sourced correction if something changed.