Snap runtime environment
Base snaps are a specific type of snap that include libraries and dependencies common to many applications. They provide a consistent and reliable execution environment for the snap packages that use them.
The core26 base snap provides a runtime environment based on Ubuntu 26.04 LTS (Resolute Raccoon.
Other Ubuntu environment base snaps include:
Using a base snap
Base snaps are installed automatically when a snap package requires them. Only one of each type of base snap is ever installed.
Manually removing a base snap may affect the stability of your system.
Building snaps with core26
Snap developers can use this base in their own snaps by adding the following to the snap's snapcraft.yaml:
base: core26
Additional Information
For more details, and guidance on using base snaps, see our documentation: https://documentation.ubuntu.com/snapcraft/stable/how-to/crafting/specify-a-base/