# Release Notes

## 2024-01-08 (148)

* Bill of Quantities table in the Project Planner now has[ selectable columns](https://docs.buildingtransparency.org/main-features/plan-and-compare-buildings/bill-of-quantities#selecting-visible-columns), allowing users to adjust the information and results they see
* Added "Undo" button to Project Planner
* Added new API resource at /categories/public to get a full tree of categories as seen by the private user (no access to draft or pilot categories). Fully cached endpoint, refreshed daily.
* Added new API resource detailing plants in EC3 with their geographical locations: /materials/plants/public. It will be used by the public plant map on buildingtransparency.org website.
* Added set of API endpoints to support EPD Corrections mechanism to capture suggested changes in EPDs to be submitted for approval.

## 2023-12-11 (147)

* Internal changes to single sign-on, FEMA filters, etc.
* New internal API endpoint GET/materials/plants. With it, API clients can search for plants by providing a material filter, providing a list of plants producing materials matching specifications.
* Added [math operator](https://app.gitbook.com/o/bfOTgYn0LuJrbcRYg4Le/s/PDhVD99RBnS0Qy4HvVPO/~/changes/139/ec3/main-features/find-and-compare-materials/using-specification-filters#math-operators) to the search field for the number of window panes in an IGU

## 2023-11-27

* Added [calculator ](https://docs.buildingtransparency.org/ec3/main-features/plan-and-compare-buildings/material-calculators)for Metal Deck in Project Planner - aids estimating of mass of metal decking based on standard deck profiles
* Added [reference values](https://docs.buildingtransparency.org/ec3/managing-data/manage-data#_heading-h.3cqmetx) for industry-averages listed in the 2023 CLF North American Material Baselines Report

## 2023-11-13

* Added [Rollup Reports](https://docs.buildingtransparency.org/main-features/plan-and-compare-buildings#rollup-reports) to Plan & Compare Buildings - allows export of Excel reports for multiple projects at once
* Added EPD[ source type](https://docs.buildingtransparency.org/managing-data/manage-data#source-of-data) tags to EPDs
* Added maps to Find & Compare Materials - shows locations of plants with EPDs
* Improved caching - improves tool performance, speeds up loading of page content

## 2023-10-30

* Tiling category released to public (thanks to partnership with [TCNA](https://tcnatile.com/))
* Added [Rollup charts](https://docs.buildingtransparency.org/main-features/plan-and-compare-buildings#rollup-charts) to Plan & Compare Buildings - allows visual analysis of multiple projets at once
* [FAQ ](https://docs.buildingtransparency.org/ec3/faq)moved from EC3 to Gitbook - one central place for all FAQ, easier to maintain & update
* Bug fix for duplicating elements in Project Planner

## 2023-07-14

* Added [calculators](https://docs.buildingtransparency.org/ec3/main-features/plan-and-compare-buildings/material-calculators) to Project Planner, including Concrete by Volume, Concrete by Area, Rebar by Concrete Volume, Rebar by Length, Metal Stud by Spacing - aids in estimating quantities of materials in units compatible with EPDs
* Added filter for FEMA compliance to select product categories