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ShinyConf 2025

Optimizing Performance in Shiny: Tips and Best Practices

Requirements

  1. Create an account at https://posit.cloud/. The free version is sufficient.
  2. Create a project using one of the following methods:
  3. Run source on the following file: "scripts/01_setup.R"

No local setup is required for participants, as all code and exercises will be run on the platform.

However, it is possible to clone the repository locally and execute the setup script.

Instructions

The app.R file contains the code for the Shiny app we will optimize.
The "./scripts/02_app_slow.R" branch is a copy of this file before optimization, while the "./scripts/03_app_fast.R" file
contains some of the optimizations presented in the workshop.

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Material for Shiny Conf 2025 Workshop on Shiny performance

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