
Kacper Fus enhanced the OpenX adapter within the prebid-server and PubMatic-OpenWrap/prebid-server repositories by delivering native ad support, Global Privacy Platform (GPP) integration, and buyer metadata mapping. He implemented native ad handling alongside banner and video flows, updating request logic and bidder capabilities using Go and YAML. Kacper integrated GPP parameters into user sync URLs, ensuring privacy compliance and explicit bidder support. He also added buyer extensions and metadata mapping, enabling richer bid responses and improved targeting. His work included comprehensive unit tests and documentation updates, reflecting a focused, maintainable approach to backend development and configuration management in AdTech.

Concise monthly summary for 2025-10 focusing on key accomplishments in prebid-server, with emphasis on OpenX adapter feature delivery, metadata mapping, and test coverage. Highlights include the OpenX adapter enhancements and validation through unit tests, contributing to richer bid responses and analytics capabilities.
Concise monthly summary for 2025-10 focusing on key accomplishments in prebid-server, with emphasis on OpenX adapter feature delivery, metadata mapping, and test coverage. Highlights include the OpenX adapter enhancements and validation through unit tests, contributing to richer bid responses and analytics capabilities.
July 2025 — Global Privacy Platform (GPP) integration for the OpenX bidder across Prebid Server ecosystems. Implemented GPP parameters in OpenX bidder user sync URLs (iframe and redirect) and explicitly marked the bidder as GPP-capable, enabling compliant privacy data transmission and improved regulatory alignment. Key outcomes include updated URL handling, clearer bidder capability signals, and traceable commits across repos.
July 2025 — Global Privacy Platform (GPP) integration for the OpenX bidder across Prebid Server ecosystems. Implemented GPP parameters in OpenX bidder user sync URLs (iframe and redirect) and explicitly marked the bidder as GPP-capable, enabling compliant privacy data transmission and improved regulatory alignment. Key outcomes include updated URL handling, clearer bidder capability signals, and traceable commits across repos.
January 2025: PubMatic-OpenWrap/prebid-server — Delivered OpenX Adapter Native Ad Support. Implemented native ad capacity alongside existing banner and video flows, updating request-building to prioritize banner impressions, then video, then native, and enabling requests containing both banner and native. Updated bidder info to reflect the new native media type capability. This enhancement broadens OpenX inventory access, improves campaign flexibility, and supports more monetization opportunities for OpenWrap deployments.
January 2025: PubMatic-OpenWrap/prebid-server — Delivered OpenX Adapter Native Ad Support. Implemented native ad capacity alongside existing banner and video flows, updating request-building to prioritize banner impressions, then video, then native, and enabling requests containing both banner and native. Updated bidder info to reflect the new native media type capability. This enhancement broadens OpenX inventory access, improves campaign flexibility, and supports more monetization opportunities for OpenWrap deployments.
Overview of all repositories you've contributed to across your timeline