Blog
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v26.17 | Timeline Block Data, Preferred Google News, Accessibility Everywhere and More!
A big one! Data tracking for the Timeline Block, preferred Googled News source button, hidden H1 on the homepage, ... There's a lot happening in this release.
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Report: 2026-06 PHP runtime error and outage on a subset of production sites
Initial problemWe noticed that there was a version mismatch in a php library. Since it’s a dependency of a dependency, we didn’t have a specific version defined in our composer…
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Resistance Hub: From agency dependence to in-house innovation
Campaign goals matter, but so does how we get there. Building on existing tools strengthens the entire network.
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Case Study, Writing Guide
Writing a case study involves telling a compelling story about a particular situation, problem, or project, and how it was addressed. Here's a guide to help you get started.
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Report: 2018-07-17: Problem on 3 p4 sites
Following the release v1.23 - three of our P4 websites experienced an outage. This is a report of what caused it.
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P4 with Maple Syrup – The canadian Feedback
P4 is an amazing adventure, and a beautiful teamwork. Here a little feedback by the Canadian P4 warriors.
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Netherlands are live, get some tips from the Dutchies
Hi all fellow p4 wannabees! Bzzz… Bzzz… We are pleased to announce that the Greenpeace Netherlands is A-live! Greece and India already supplied you with some outstanding tips, so here’s…
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Trust Me On This
A few tips from the Indian P4 project that will make your implementation go smooth
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DEV: Multilingual content migration in P4
The multilingual content migration process is split in 2 steps – Migration script related changes Important steps in import process Migration script related changes We need to do seperate migration…
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Taking GDPR one step further: the P4 cookies control block
The new Cookies block allow users to have complete control over which cookies to accept in any of the P4 sites.
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Introducing newborn Planet 4 pilot: GPGR website
We are pleased to announce that the Greenpeace Greece Planet 4 pilot is LIVE!









