Dev posts
Patch notes from the developers
The official Endless Online dev post archive, mirrored here in full. Every release, what changed in it and why.
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49 dev posts. Page 1 of 6.
0.4.53NewReturn of the Casters pt2
The recent released 4.52 patch is an overall success by introducing the classes while keeping a stable server. It currently has two critical issues that need to be fixed.
4 min read8 sections
0.4.52Return of the Casters
After releasing HoP in patch 4.51 the next logical focus becomes completing Vulture Island. One of the last missing areas in the effort to rebuild the world.
20 min read25 sections
0.4.51Hall Of Pain
After releasing the three new exterior designs for the class hubs in patch 4.50 , the next step was to bring their interiors to life.
22 min read25 sections
0.4.50Content Update
The previous 449 Patch has been running for ~1000 hours of uptime in a single session; the longest any version has ever run. It provided a reliable foundation for continued development.
11 min read14 sections
0.4.49Map Upgrades
This patch focuses on map upgrades and additional quest start options, while the Auction House and Shadowguides systems continue to stabilize on the live server.
11 min read11 sections
0.4.48Shadow Guides
The behind-the-scenes work in patch 4.47 is now paying off, with two major community systems set to release together within this patch: a fully functioning Auction House and the complete Shadow Guide moderation system.
18 min read27 sections
0.4.47Auction House / Marketplace
Version 4.47 will serve as a live runtime test, gradually exploring best practices for handling a larger Auction House database load on the server.
3 min read7 sections
Full archive
49Every dev post published, newest first.
2026
2025
- 0.4.48Shadow Guides
- 0.4.47Auction House / Marketplace
- 0.4.46Details
- 0.4.45Item System Upgrades
- 0.4.44Content Update: Mounts
- 0.4.43Content Update: Big Anniversary
- 0.4.42Content Update: Skills
- 0.4.41Content Update: Dragons
- 0.4.40Content Update: Panda Secret
- 0.4.39Content Update: Flexible Class Systems
- 0.4.38Content Update: New Legends
- 0.4.37Content Update: Revived
- 0.4.36Content Update: Aeven Evolved
2024
- 0.4.35A Pengu Christmas Tale
- 0.4.34Guilds
- 0.4.33Content Update
- 0.4.32Whack-a-Update
- 0.4.31Halloween Update
- 0.4.30Capture The Flag
- 0.4.29Pirate Invaders
- 0.4.28Bounty Hunting
- 0.4.27Freezetag
- 0.4.26Devil Costume
- 0.4.25Content update Atlantis
- 0.4.24Content update / Craft update / Shop update
- 0.4.23Content update / Factory Update
- 0.4.22Content update / Ancient
- 0.4.21Content update / Wacku Wilds
- 0.4.20Maintenance update / Discovery Moonmurks
- 0.4.19Content update
- 0.4.18Content update
- 0.4.17Feature-rich world expansion
- 0.4.15Class and quest expansion
2023
- 0.4.14Storytell
- 0.4.13The beginning of a mainstory
- 0.4.12Santa SOS
- 0.4.11Let it snow
- 0.4.10Quest System Upgrades
- 0.4.9Engine Upgrades
- 0.4.8Happy Halloween
- 0.4.7The Server Migration
- 0.4.6The Centaurs of Aeven.
- 0.4.5Carefully expanding the remastered world + finding a semi-endgame scenario that doesn't involve a level cap.
- 0.4.4Reflecting on the initial five weeks, it's clear that certain aspects were successful while others fell short. Nonetheless, the first milestone has been achieved: establishing the fundamental level-up path to level 30.
Mirrored from the official archive · last checked