Free
Free
Open-source R package distributed at no license fee; NumFOCUS accepts optional donations.
- Access
- Open-source R package distributed at no license fee; NumFOCUS accepts optional donations.
data.table
● Identity checkedAssistant · Vendor site 2026-10-04
data.table is a high-performance R extension of data.frame with fast aggregation, joins, reshaping, and fread/fwrite IO. It targets analysts who need in-memory speed on large tables without leaving base R syntax entirely behind.
- Category
- Assistant
- Free access
- Open-source R package distributed at no license fee; NumFOCUS accepts optional donations.
- API access
- R package API documented on the project site rather than a remote SaaS endpoint.
Is data.table right for you?
A good fit for
R users working with large tabular datasets who need faster joins, grouping, and file IO than base data.frames.
Before you choose
Performance gains assume sufficient RAM for in-memory tables as described in project benchmarks.
Fast R tables
The data.table project documents an enhanced data.frame replacement optimized for speed, memory efficiency, and concise syntax.
What it can do
Features & capabilities
Unknown is different from unavailable. Each fact carries its own evidence.
| Capability | Value | Evidence | Checked |
|---|---|---|---|
| Performance | Site advertises fast aggregations, joins, and fread/fwrite for large in-memory tables. | Facts sourced | 2026-10-04 |
| Governance | Documentation notes custom governance with NumFOCUS fiscal sponsorship and donation support. | Facts sourced | 2026-10-04 |
Understand the total cost
data.table pricing & plans
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Frequently asked questions
What is data.table used for?
data.table is a high-performance R extension of data.frame with fast aggregation, joins, reshaping, and fread/fwrite IO. It targets analysts who need in-memory speed on large tables without leaving base R syntax entirely behind.
Does data.table have a free plan?
Open-source R package distributed at no license fee; NumFOCUS accepts optional donations.. This record lists ongoing free access; check the plan limits before starting.
How much does data.table 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 data.table through an API?
R package API documented on the project site rather than a remote SaaS endpoint.. API access and subscription access may have different terms; consult the linked sources.
What should I check before choosing it?
Performance gains assume sufficient RAM for in-memory tables as described in project benchmarks.
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.