by Giambattista-Caltabiano·Workflow
Images © Giambattista-Caltabiano. Used for product review; image policy.
Show Curve Length earns its place in the Blender Extensions library as a small, single-purpose add-on for reading Curve Spline lengths, compatible with Blender 5.0 and newer.
Show Curve Length is a Blender add-on by Giambattista-Caltabiano that shows the length of Curve Splines. Point it at the active Curve or Curves object and it measures the length of its Splines.
The add-on is built for Blender 5.0 and newer and is released under the GNU General Public License v3.0 or later. It requires no special permissions to run. The current release is version 1.0.0, published in March 2026, and it carries no changelog notes for this version.
Installation follows Blender's standard extension flow: drag and drop the package into Blender, or download it and install from disk. Source and issue tracking live on the developer's Blender projects page. It sits at rank 745 in the Blender Extensions library.
Show Curve Length is best for blender users who need to measure the length of Curve objects and their Splines.
Show Curve Length is completely free to download and use.
Show Curve Length lists compatibility with Blender 5.0 and newer, so it targets that release and later versions. Its current release is version 1.0.0, published in March 2026. If you are on an earlier build of Blender, the developer's Blender projects page and version history are the places to check what applies to your setup. For anything on Blender 5.0 and up, the stated compatibility should cover you, and the same page hosts the issue tracker if you hit problems.
Show Curve Length is listed as free here, and it is released under the GNU General Public License v3.0 or later. For the current licensing terms and any details on redistribution or source access, the developer's Blender projects page is the reference. That page also hosts the source and issue tracker under the same GPL license, so you can review the code and report problems there if you run into anything unexpected while using the add-on.
Show Curve Length installs through Blender's standard extension flow. You can drag and drop the package straight into Blender, or download the file and install it from disk through the preferences. The download is a small package, around 8.4 KB, for version 1.0.0. Once installed, it works with Blender 5.0 and newer, and the developer's Blender projects page covers the source and issue tracking if you need further guidance during setup.
Show Curve Length requires no special permissions, so it does not ask for extra access when installed. It is released under the GNU General Public License v3.0 or later and is compatible with Blender 5.0 and newer. If you want to review exactly what the add-on does, the source is available on the developer's Blender projects page, where you can also report any issues you encounter while working with it.
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