Release notes
What's new in the ecosystem.
Changelogs for every shipped product — every version, every known error, every warning. Download any version from its page.
28 releases 18 warnings 5 known errors
2.1 2026-06-30 Release Latest
Hunt-and-devour AI
- Creepers hunt and devour instead of exploding
- Mainline release for 1.20.1 and 1.21.1 – 1.21.11
26.x builds ship as v1.1
Ultra Hard is a separate product with its own builds
2.1 2026-07-17 Release Latest
Ultra Hard 2.1
- Devour attack instead of explosion — no block damage
- 1.3x chase AI that tracks through walls up to 15 blocks
- Fizzle-on-miss when the devour is dodged
- Difficulty forced to Hard/Hardcore
- Doubled creeper spawns; spawning now happens cross-dimension and during the day
Do not mix Ultra Hard builds with standard Creeper Eater files
2.0 2026-06-30 Release
Ultra Hard — released
- Standalone hardcore variant of Creeper Eater
- Relentless hunt AI and hardcore enforcement
- uhceu builds for 1.21.1 – 1.21.11 and 26.x
Do not mix Ultra Hard builds with standard Creeper Eater files
1.1.0 2026-07-01 Release Latest
Cyan neon theme
- Cyan neon GUI theme
- 1.8.9 and 1.20.3–26.2 builds
1.1.0 2026-07-01 Release Latest
Gold neon theme
- Gold neon GUI theme
- 1.8.9 and 1.20.3–26.2 builds
1.1.0 2026-07-01 Release Latest
Green neon theme
- Green neon GUI theme
- 1.8.9 and 1.20.3–26.2 builds
1.1.0 2026-07-01 Release Latest
Lime neon theme
- Lime neon GUI theme
- 1.8.9 and 1.20.3–26.2 builds
1.1.0 2026-07-01 Release Latest
Magenta neon theme
- Magenta neon GUI theme
- 1.8.9 and 1.20.3–26.2 builds
1.1.0 2026-07-01 Release Latest
Orange neon theme
- Orange neon GUI theme
- 1.8.9 and 1.20.3–26.2 builds
1.1.0 2026-07-01 Release Latest
Pink neon theme
- Pink neon GUI theme
- 1.8.9 and 1.20.3–26.2 builds
1.1.0 2026-07-01 Release Latest
Expanded colour family
- Purple neon GUI theme
- 1.8.9 and 1.20.3–26.2 builds
- OptiFine shader support
1.1.0 2026-07-01 Release Latest
Red neon theme
- Red neon GUI theme
- 1.8.9 and 1.20.3–26.2 builds
1.1.0 2026-07-01 Release Latest
Yellow neon theme
- Yellow neon GUI theme
- 1.8.9 and 1.20.3–26.2 builds
1.4.0 2026-08-01 Release Latest
Reconciliation & rollback refinements
- Expanded version matrix to 1.21.11 and 26.x
- Improved rollback precision
- Developer API additions
26.x builds use bundled mappings and are experimental
Check server rules — some communities restrict predictive clients
1.3.2 2026-06-12 Release
Stability pass
- Fixed rollback edge cases on high-latency servers
- Reduced per-tick cost
Fixed: crash when unloading a chunk during a pending rollback
3.2.1 2026-08-06 Release Latest
Bridge the gap
- 161 Bedrock mechanics across 13 phases
- RakNet client for joining Bedrock servers
- 16-version matrix
Online Bedrock auth is still being verified against real servers
1.9.1 2026-07-20 Release Latest
GUI & export refinements
- Expanded version matrix to 1.21.11 and 26.x
- Conflict scanner improvements
- Headless /packmerge command suite
26.x builds are experimental
Fixed: exported packs could carry stale pack_format on some versions
r1.2 2026-07-10 Release Latest
Markdown engine + libraries
- Live-preview Markdown editor
- Libraries, search, themes, export
- Multiplayer sync
1.1.0 2026-06-15 Release Latest
Flood-fill engine
- Unlimited vein mining via non-recursive BFS
- 12-version matrix
1.1.0 2026-08-02 Beta Latest
Context-aware crosshair
- Context color coding + tooltips
- Combat glow indicators
- Public API
Currently a single Fabric 1.21.11 build — multi-loader matrix in progress
2.1 2026-07-25 Beta Latest
Engine milestones M0–M9
- HGFX with OpenGL + Vulkan backends
- Frame graph + chunk renderer
- Adaptive quality, LOD, 26.x support
Beta engine — for testing and feedback
1.0.0 2026-07-31 Release Latest
Initial production release candidate
- Recorder, timeline, diagnostics and command suite
- 15-version build matrix
Best-tested on 1.21.11 — some advertised versions lack full compat code
26.2 build uses the latest mapping bridge
Known: automated run-tests exit with a non-zero code on 26.2 (no mixin errors reported)
1.0 2026-07-05 Alpha Latest
Early alpha
- Universal entity capture/release with full NBT preservation
- 16-version matrix
- No Fabric API required
Early alpha — back up worlds before extensive use
Players are never captured
Known: villager data loss edge case when captured mid-trade
1.0.0 2026-07-04 Release Latest
Cross-platform release
- Windows/macOS/Linux/Android/Web builds
- AI chat, build planner, world analysis
alpha 2026-05-15 In development Latest
Model router + agents
- Model router online
- Specialist agent suite
Internal backbone — public access with the developer portal
0.1.0-dev 2026-07-21 Alpha Latest
Early development build
- Modular client with 50+ toggles
- HUD suite, keybinds, mod menu
- 16-version build matrix
Alpha — expect rough edges
Some features are gated until fully implemented
Known: mixin descriptor warnings on some 1.21.x builds (silently skipped)
Phase 1 2026-06-20 In development Latest
Kernel core
- Paging, heap, GDT/TSS, IDT, PIC/PIT
- 10 self-tests passing
- Boots to a boot banner
No public builds yet — development milestone
planned In development Latest
Design phase
- Universal launcher for every version
- Ecosystem integration planned