This setup will install add-in tools for Autodesk® Civil 3D® 2017, 2018, 2019 and 2020.

Assembly Namer (Free): 
Automatically places a label on all or selected Assemblies, containing the name of the Assembly, and dynamically linked if the Assembly Name changes. 

Feature Line to Alignment (Free): 
Creates an Alignment and Layout Profile from a Feature Line or Survey Figure.

Parts Swapper (Free):
Allows for multiple Pipe Network parts (Structures and Pipes) to be swapped for alternative parts, simultaneously, by selection in Plan, Profile view, and by entire Pipe Network. 

Survey Sweeper (Free): 
Simultaneously delete selected Survey Points and Survey Figures from drawings and Survey Databases.

Corridor Cleanup (Trial):
Select multiple Corridors, Baselines, or Regions, and in one click, remove all Surface, Width, and/or Slope Targets. 

Corridor Mapper (Trial, Autodesk® Civil 3D® 2018, 2019 and 2020 Only): 
Automatically assign Corridor Targets by mapping Layers to Subassemblies, maintaining a dynamic link as additional Target objects are created. 

Corridor Merger (Trial, Autodesk® Civil 3D® 2018, 2019 and 2020 Only): 
Merge two or more Corridors into one, maintain all Targets and settings. 

Corridor Splitter (Trial): 
Splits a single Corridor into two.

Layer Trace (Trial): 
This tool will allow the tracking of layers referenced in Civil 3D styles. The user can choose to swap out a given layer for another layer, or to edit a style's layers right within the tool.

Pipe Designer (Trial):
Design pipe runs inside the Civil 3D drawing using a spreadsheet editor. 

Parts Tagger (Trial): 
Auto-populate one or more Pipe Network Part’s properties for Labeling or Tabling, including the following fields: Grate, Cover, Frame, Material, Rim Offset, Sump, Reference Surface, Reference Alignment, and Description. 

Sheet Generator (Trial): 
Sheet Generator is a multi-function, workflow-based solution for the creation and editing of Plan/Profile, Plan/Plan, or Profile/Profile sheets. 

Data Wizard (Trial): 
Data Wizard is a set of commands that help create Autodesk® AutoCAD® spreadsheet tables from AutoCAD and Civil 3D entities. 

Note: This app uses a custom installer (and not the standard Autodesk App Store installer).