C'est quoi un dev diary Hearts of Iron IV ?

Un dev diary (journal de développement) est un article publié par Paradox Interactive sur leurs forums officiels pour détailler les nouveautés à venir : mécaniques, équilibrage, nouveaux DLC, patchs. La Meute QC en traduit et résume les points clés en français.

Les traductions des dev diaries HOI4 sont-elles officielles ?

Non, ces traductions et résumés sont communautaires, rédigés par La Meute QC à partir des sources originales de Paradox Interactive. Ils ne sont pas affiliés ni approuvés par Paradox. Chaque article indique un lien vers la source officielle sur les forums Paradox.

Où trouver l'original des dev diaries HOI4 ?

Chaque article de cette section inclut un lien direct vers la source sur les forums officiels de Paradox Interactive (forum.paradoxplaza.com). Tu peux aussi les retrouver dans les annonces Steam de Hearts of Iron IV.

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HOI4 Dev Blogs

Translated summaries of official Paradox Interactive dev diaries and patch notes

This archive gathers French translations of the official Paradox Interactive dev diaries and patch notes for Hearts of Iron IV. Each summary covers the balance changes, content additions and AI fixes, with a link back to the original post. No official translation exists: these are community translations by La Meute QC.

Open Beta VI — Last patch before June 6, achievements, naval AI and balance

May 24, 2026Paradox Forums

BetaNavalAIBalanceBugfixAchievements

Niels and Batya release the sixth Open Beta update for the Anniversary patch (v1.18.2.0.9c2d / checksum fbec). Community survey on achievements: mods disable achievements, but ironman may no longer be required for all. Nationalist China balancing, slower submarine escape, naval AI improvements and 11 bugfixes. Release planned for June 6.

Key points

•Anniversary patch releases June 6 — Open Beta VI is the last before going live
•Achievements: mods disable them, ironman may no longer be required for all
•Nationalist China: 22 focuses reduced from 70 to 35 days
•Submarines: escape at 35%/day when hidden (down from 50%)

Read summary

Dev Diary — Ship Captains, Division Designer and Regimental Support Companies

May 22, 2026Paradox Forums

Thunder at Our GatesNavyDivisionDesignDLC

Thunder at Our Gates introduces Ship Captains (naval equivalent of division commanders), an enlarged Division Designer with new hotkeys, and Regimental Support Companies — a new customization layer between divisional support and line battalions. Medals now have specific naval effects.

Key points

•Ship Captains: XP, medals and traits specific to ship type
•Ship details window redesigned with detailed history log (combats, sinkings, assists)
•Enlarged Division Designer: bigger, combat width indicator, keyboard shortcuts
•Regimental Support Companies: customization without overloading combat width

Read summary

Czechoslovakia Patch — Great Moravia, character exile and 25+ PfoT bugfixes

May 20, 2026Paradox Forums

Peace For Our TimeCzechoslovakiaBugfixBalanceArtAI

Batya delivers the last patch focused on Czechoslovakia's Peace For Our Time content. The Austria-Hungary reformation decision now grants a 'Great Moravia' cosmetic tag. Certain Czech characters go into exile after 'Fate of Czechoslovakia' conditions. 25+ bug fixes, AI improvements, new portraits and icons. Hidden secret in the patch — cryptic hint: A.E.I.B.U.

Key points

•Cosmetic tag 'Great Moravia' for Czech Austria-Hungary reformation decision
•Czech characters go into exile based on 'Fate of Czechoslovakia' conditions
•Germany can no longer start 'Fate of Czechoslovakia' if CZE still owns the Sudetenland
•Two Polish MIOs (Naval and Tank) accessible to Czechoslovakia based on focuses

Read summary

FAQ

What is a Hearts of Iron IV dev diary?

A dev diary (development journal) is an article published by Paradox Interactive on their official forums detailing upcoming features: mechanics, balance changes, new DLCs, patches. La Meute QC translates and summarizes the key points in French.

Are the HOI4 dev diary translations official?

No, these translations and summaries are community-made by La Meute QC from Paradox Interactive's original sources. They are not affiliated with or endorsed by Paradox. Each article links to the official source on the Paradox forums.

Where can I find the original HOI4 dev diaries?

Each article in this section includes a direct link to the source on the official Paradox Interactive forums (forum.paradoxplaza.com). You can also find them in the Steam announcements for Hearts of Iron IV.

HOI4 Dev Blogs

Translated summaries of official Paradox Interactive dev diaries and patch notes

FAQ

What is a Hearts of Iron IV dev diary?

Are the HOI4 dev diary translations official?

Where can I find the original HOI4 dev diaries?

Dev Blogs HOI4 — La Meute QC

HOI4 Dev Blogs

Open Beta VI — Last patch before June 6, achievements, naval AI and balance

Key points

Dev Diary — Ship Captains, Division Designer and Regimental Support Companies

Key points

Czechoslovakia Patch — Great Moravia, character exile and 25+ PfoT bugfixes

Key points

FAQ

Dev Blogs HOI4 — La Meute QC

HOI4 Dev Blogs

Open Beta VI — Last patch before June 6, achievements, naval AI and balance

Key points

Dev Diary — Ship Captains, Division Designer and Regimental Support Companies

Key points

Czechoslovakia Patch — Great Moravia, character exile and 25+ PfoT bugfixes

Key points

FAQ