> ## Documentation Index
> Fetch the complete documentation index at: https://docs.variable.global/llms.txt
> Use this file to discover all available pages before exploring further.

# 2024

<Update label="December 2024" description="v2.39.0">
  ## API image endpoints

  New API endpoints for uploading and managing images on products, materials, suppliers, and switches.

  ## BOM import

  A new bill of materials (BOM) import feature allows uploading structured BOM data from CSV files to create
  product hierarchies.

  ## CO2e display improvements

  CO2e values are now displayed with better formatting, handling very small numbers and using consistent precision.
</Update>

<Update label="November 2024" description="v2.29.0">
  ## Supplier API

  New public API endpoints for managing suppliers - create, read, update, and delete supplier records.

  ## API token management

  API tokens can now be created and managed directly from the UI, with configurable permissions.

  ## Viewer role

  A new read-only user role, Viewer, allows stakeholders to view data without edit permissions.
</Update>

<Update label="October 2024" description="v2.14.1">
  ## Processing calculator updates

  Processing calculators now support any unit type, giving more flexibility in how manufacturing processes are
  modeled.
</Update>

<Update label="September 2024" description="v2.10.1">
  ## Materials import

  Materials can now be imported in bulk from CSV files with automatic field mapping.

  ## Supplier archive

  Suppliers can now be archived, removing them from active views while preserving their data.

  ## Transition plan timeline

  A new timeline view for transition plans allows tracking sustainability goals and milestones over time.
</Update>

<Update label="June 2024" description="v2.1.24">
  ## Public API launch

  The Variable Public API has been launched, providing RESTful endpoints for programmatic access to products,
  materials, and environmental data.

  ## Weight tracking

  Product weight tracking has been introduced, supporting mass-based calculations and unit conversions.
</Update>

<Update label="May 2024" description="v2.1.12">
  ## Electricity modeling

  Full electricity modeling support has been added, including electricity activities, location-based emission
  factors, and renewable percentage tracking. Electricity is now a first-class element type in the LCA model.
  <Badge color="yellow" size="sm">Preview</Badge>

  ## Report export

  LCA reports can now be exported for sharing and archival purposes. <Badge color="yellow" size="sm">Preview</Badge>

  ## Request footprint

  Users can now request carbon footprint data from suppliers directly through the platform. <Badge color="yellow" size="sm">Preview</Badge>
</Update>

<Update label="April 2024" description="v2.1.0">
  ## Activity query improvements

  Activity queries have been significantly optimized for better performance with large datasets.

  ## Global UsedIn

  The "Used In" view is now available globally, showing where any material or product is referenced across the
  entire organization.
</Update>

<Update label="March 2024" description="v2.0.5">
  ## Transport UI and locations

  Transport modeling has been updated with improved UI, named transport lanes, geolocation search with
  previously used locations, and sea route matching.

  ## PACT API conformance

  The PACT (Partnership for Carbon Transparency) API implementation has been updated to meet conformance
  requirements, including proper unit handling and sector-specific rules.
</Update>

<Update label="February 2024" description="v2.0.4">
  ## Transport element

  Transport is now a first-class element type in the LCA model, with dedicated distance entry, mode
  matching, and emission factor support.

  ## Footprint export

  Product carbon footprints can now be exported for sharing with external stakeholders. <Badge color="yellow" size="sm">Preview</Badge>

  ## Digital product passport

  Initial support for digital product passport (DPP) data structures and display.
</Update>

<Update label="January 2024" description="v2.0.3">
  ## Data visualization

  A new data visualization module provides charts and visual breakdowns of environmental impact data, with
  privacy controls for sharing.

  ## CPC codes

  Central Product Classification (CPC) codes can now be assigned to products, improving alignment with
  international classification standards.

  ## Activity date handling

  Activity date change handling has been improved with better validation and edge case support.
</Update>