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RRDtool

oss.oetiker.ch

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Spec score 7.8 #20 of 36 in Time-Series Databases

Spec sheet

Purpose
RRDtool is an open source data logging and graphing system for time series data.Read 11 Oct 2026 · oss.oetiker.ch
Platforms
The maker says RRDtool compiles on various Linux and Unix platforms and Microsoft Windows.Read 11 Oct 2026 · oss.oetiker.ch
Deployment
RRDtool is distributed as source and is also listed with binary distributions for platforms including Debian Linux, Solaris, HP-UX, and Cygwin Windows.Read 11 Oct 2026 · oss.oetiker.ch
Support
The maker says it finances RRDtool work through customer-specific add-on features and support contracts.Read 11 Oct 2026 · oss.oetiker.ch
License
RRDtool is available under GNU General Public License V2 or later.Read 11 Oct 2026 · oss.oetiker.ch
Caching
The documentation describes rrdcached as a data caching daemon for RRDtool.Read 11 Oct 2026 · oss.oetiker.ch
Consolidation
Built-in classic consolidation functions include AVERAGE, MIN, MAX, and LAST.Read 11 Oct 2026 · oss.oetiker.ch
Data accuracy limit
The create documentation says pre-filling an RRD makes a best effort to preserve data and does not guarantee data correctness.Read 11 Oct 2026 · oss.oetiker.ch
Data export
RRDtool can export data in XML format from one or several RRD files.Read 11 Oct 2026 · oss.oetiker.ch
Data retention
Round Robin Archives store a configured number of data values, with older values cycling out as the archive is updated.Read 11 Oct 2026 · oss.oetiker.ch
Database
RRDtool creates Round Robin Database files with configured data sources and archives.Read 11 Oct 2026 · oss.oetiker.ch
Forecasting
Specialized archives support Holt-Winters smoothing, confidence bands, and aberrant behavior detection.Read 11 Oct 2026 · oss.oetiker.ch
Interfaces
RRDtool can be integrated in shell scripts and Perl, Python, Ruby, Lua, or Tcl applications.Read 11 Oct 2026 · oss.oetiker.ch
Language bindings
Perl, Tcl, Ruby, and Python bindings are included in the distribution; the download page also lists PHP and Node.js bindings.Read 11 Oct 2026 · oss.oetiker.ch
License limitation
The maker says RRDtool or modified versions may not be sold under a license other than the GNU GPL.Read 11 Oct 2026 · oss.oetiker.ch
Performance
The maker describes RRDtool as a high performance system.Read 11 Oct 2026 · oss.oetiker.ch

Plans and prices

RRDtool Free Open source; GNU GPL V2 or later Read 11 Oct 2026 · oss.oetiker.ch

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