# v0.2.9

19 Nov 2018

!!! info
    v0.2.9 is the last version that supports Bootstrap v3

!!! info
    v0.2.9 is the last version that is purely frontend. From [v0.3.0-beta](v0.3.0-beta.md) onwards, interactive atlas viewer requires a backend to function properly.

[release](https://github.com/HumanBrainProject/interactive-viewer/releases/tag/v0.2.9)

- Refactor to allow for faster transpiling, faster loading (via Angular AOT compilation)
- Improving performance on rendering nested hierarchy