Project Flint — v22.4-a → v25.1-a Update Log

This update span significantly expands Project Flint beyond the early clay-and-flint stage, adding portable rest, woven equipment, renewable clay/glass, mortar construction, an Advanced Kiln casting tier, new Flint tools, processed wood, new slabs, animal-resource rebalancing, and a large set of UI/model/progression fixes.

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v22.4-a — Filing, Rest, Masonry, Placement, and Survival Conditions

Sanding Paper and bone progression

• Added reusable Sanding Paper processing for vanilla dye-producing flowers.
• Added Animal Bone / vanilla Bone → Filed Bone processing.
• Added 2 Project Flint Wool → 1 Woven Wool filing.
• Added the Bone Firestarter: Filed Bone worked with Flint creates a 96-use firestarter.
• Added the Bone Club through the Clay Grinder using 4 Filed Bones.
• Bone Club originally entered this update span at 4.2 total attack damage / 1.0 attack speed.

Sleeping Bag

• Added the first Crude Sleeping Bag progression using 8 Woven Wool.
• Added support for all vanilla dye colors.
• Sleeping through the night grants a short Regeneration I effect.
• Breaking the early Sleeping Bag salvages Woven Wool instead of behaving like a vanilla bed.

Place in World system

• Added the configurable Place in World key, defaulting to V.
• Supported items can be placed flat on sturdy ground as physical world objects.
• Right-clicking placed items retrieves them.
• Attacking placed items does nothing.
• If their support disappears, they fall back into the world as normal dropped items.

Mortar progression

• Added Clay Mortar through the Clay Grinder.
• Added water processing from Clay Mortar into Unfired Mortar Bricks.
• Added kiln firing into finished Mortar Bricks.
• Mortar Bricks became one of Project Flint's first proper non-gravity construction materials.

Survival condition system

• Added health-based Weakened and Dying states.
• Added hunger-based Hungry state.
• Low hunger can prevent jumping.
• Weakness, Slowness, and Mining Fatigue effects stack depending on condition severity.
• Added HUD labels for the active survival state.

Animal/material adjustments

• Reduced Chicken health relative to the previous Project Flint passive-mob tuning.
• Replaced Cow Leather with Raw Hide while preserving the Animal Bones system.

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v22.4.1-a — Compile/Rest Hotfix

• Fixed broken Sleeping Bag/Mortar Brick block-break guard placement.
• Fixed the completed-night detection hook for Minecraft 1.21.11.
• No progression or balance changes were made in this hotfix.

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v22.5-a — Sleeping Bag, Flint Harvesting, Squid Resources, and Raw Food

Sleeping Bag overhaul

• Rebuilt the Sleeping Bag as a proper linked two-block foot/head structure.
• Registered it as a valid vanilla bed-style sleep target so sleeping actually advances the night.
• Dyeing and breaking correctly affect the linked pair.

Clay Grinder

• Added 2 Twigs → 1 Branch grinding.

Flint Multitool harvesting

• Direct flower harvesting with the Flint Multitool now returns the whole flower rather than petals.
• Added direct harvesting support for Dead Bush, Bush, Firefly Bush, and Project Flint forage bushes.
• Deliberate held-flower processing remains the route for producing petals.

Squid and raw-food systems

• Squids gained Raw Calamari and Animal Bones drops.
• Added penalties for eating tagged raw meat/raw fish:
  • Poison I
  • Nausea I
  • Hunger III

Visual fixes

• Corrected Filled Fired Clay Bowl stage textures.
• Fixed placed Burnt Branch/Flint assembly rendering.

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v22.6-a — Woven Gear, Bone Brush, Mortar Storage, and Renewable Clay/Glass

Reed Backpack

• Added the physical Reed Backpack assembly.
• Initially used 8 Woven Fans + 2 Plant Tool Bindings; later updated to also require 2 Woven Wool.
• Equipped in the chest slot.
• Unlocks the full 9-slot hotbar instead of the primitive five-slot limit.
• Grants 0.5 armor.
• Uses infinite durability.

Woven Fan and Sanding Paper expansion

• Added Plant Tool Binding → Woven Fan processing with Sanding Paper.
• Added Ink Sac → Black Dye filing.

Bone Brush

• Added the Bone Brush physical assembly using Woven Fans and Filed Bones.
• Sand can be brushed for 3.5 seconds:
  • Sand becomes Clay.
  • Produces a Sand Flake.
• Added 4 Sand Flakes → Sand Ball.
• Kiln-firing Sand Ball creates Glass Shards.

Mortar Chest

• Added the Mortar Chest, originally formed by using a Woven Fan on Mortar Bricks.
• Flint-tier dismantling retrieves the chest intact.
• Storage was later expanded and finalized at 7 slots.

Food and tool updates

• Added cooked Calamari processing.
• Increased Bone Club durability to 160.
• Fixed Mortar Bricks item naming.

Sleeping Bag foundation

• Rebased the Sleeping Bag on Minecraft's actual BedBlock behavior for more reliable occupancy, sleeping, wake-up, and night skipping.

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v22.6.1-a — Loose Dirt Slabs

• Added Loose Dirt Slabs.
• Right-clicking a placed Loose Dirt block with a Crude Multitool or Flint Multitool:
  • converts the block into one Loose Dirt Slab;
  • drops one additional Loose Dirt Slab;
  • costs 1 tool durability.
• Added top/bottom/double slab behavior and correct slab recovery.
• Double slabs return two slab items.

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Late v22.6 / v23 Transition Fixes

• Restored the uploaded Bone Firestarter texture.
• Updated the Sleeping Bag inventory icon.
• Early tool/firestarter durability bars now stay hidden until durability has actually been used.
• Bone Brush gained Gravel brushing:
  • same 3.5-second duration as Sand;
  • Gravel disappears;
  • produces exactly 1 vanilla Flint;
  • no Clay conversion.
• Reed Backpack recipe increased to 8 Woven Fans + 2 Plant Tool Bindings + 2 Woven Wool.
• Flint-tier Sleeping Bag recovery was changed to retrieve the Sleeping Bag itself rather than only salvaging Woven Wool.
• Mortar Chest was upgraded to 7 real storage slots.
• Added inventory reconciliation so item-based advancements are awarded even when the original trigger was missed.

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v23-a — Advanced Kiln and Cast Flint Technology

Advanced kiln glass

• Added 4 Glass Shards → 1 Unfired Kiln Glass in the Clay Grinder.
• Added kiln firing from Unfired Kiln Glass into Advanced Kiln Glass.

Clay mold progression

• Added Crude Clay Block → Unfired Clay Mold Base in the kiln.
• Added four initial mold types in the Clay Grinder:
  • Axe Mold
  • Brick Mold
  • Cutters Mold
  • Multitool Mold
• Added fired versions of each mold through the kiln.
• Fired molds are reusable during Advanced Kiln processing.

Advanced Kiln multiblock

• Added the 2×2×2 Advanced Kiln.
• Build a full 2×2×2 cube of Mortar Bricks and use Advanced Kiln Glass on its front to form the machine.
• Added the four-input casting process:
  • 8 Burnt Branches
  • 1 fired mold
  • 8 vanilla Flint
  • 4 Fired Clay
• Processing takes 10 seconds / 200 ticks.
• Burnt Branches, Flint, and Fired Clay are consumed.
• The fired mold remains reusable.

Mold outputs

• Axe Mold → Flint Axe Pieces
• Brick Mold → 6 Mortar Bricks
• Cutters Mold → Flint Cutter Piece
• Multitool Mold → Refined Flint Multitool Piece

Advanced tool assembly

• Cast tool pieces can be placed as physical ground assemblies.
• Adding 2 Burnt Branches completes the corresponding tool.
• Components can be removed before the assembly is completed.

Flint Axe

• 256 durability on introduction.
• Final combat profile added shortly afterward:
  • 5.75 attack damage
  • 0.60 attack speed
• Added slow log harvesting at roughly 10 seconds per log.
• Logs return their corresponding stripped log.
• Stripped logs originally supported manual slab processing; this route was later moved into the Clay Grinder.

Flint Plant Cutters

• Originally 256 durability; later increased to 320 durability.
• Final combat profile:
  • 4.25 attack damage
  • 1.40 attack speed
• Specialized utility:
  • Sugar Cane → 1 Reed Roll per harvested column
  • Short Grass → 1 Plant Tool Binding

Advanced Flint Multitool

• 512 durability.
• Final combat profile:
  • 4.85 attack damage
  • 1.25 attack speed
• Faster version of the primitive Hammer/Cutter/Multitool capability family.
• Gravel → 1 Flint + 1 Flint Chip.
• Leaves → 3 Branches + 5% Apple chance.
• Sleeping Bags can be retrieved intact.
• Dirt/Grass was later corrected to 3 Dirt Piles.

Advancement expansion

• Added milestones for:
  • kiln glass;
  • mold bases and molds;
  • fired molds;
  • Advanced Kiln construction;
  • casting outputs;
  • physical tool assembly;
  • Flint Axe;
  • Flint Plant Cutters;
  • Advanced Flint Multitool;
  • associated harvesting steps.

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v23.1-a — Combat Attribute Pass

• Added the final combat attributes to the new tools:
  • Flint Axe: 5.75 damage / 0.60 speed
  • Flint Plant Cutters: 4.25 damage / 1.40 speed
  • Advanced Flint Multitool: 4.85 damage / 1.25 speed

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v23.2-a through v23.4.2-a — Workstation, GUI, Model, and Asset Polish

Advanced Kiln

• Reworked the kiln into a proper stateful 2×2×2 multiblock with one controller and seven position-aware casing blocks.
• Added the requested 5-slot kiln GUI for:
  • Burnt Branches
  • fired mold
  • Flint
  • Fired Clay
  • output
• Breaking any part with the appropriate workstation-dismantling tool removes the whole multiblock.
• Stored inventory is dropped correctly.
• Dismantling outside Creative returns the Mortar Bricks and Advanced Kiln Glass used in the structure.
• All four blocks on the kiln's front face open the same GUI.
• Replaced temporary kiln artwork with the supplied six-part kiln sprite set:
  • top
  • bottom
  • left
  • right
  • front
  • back
• Each 16×16 side sprite is mapped across the complete 2×2 face.
• Fixed front/bottom UV placement and reversed vertical-face section ordering.

Mortar Chest

• Finalized at exactly 7 storage slots.
• Rebuilt the GUI so visible slots and functional slots match.
• Rebuilt the model into an actual chest-shaped body/lid/latch.
• The block now visually inherits Mortar Bricks rather than using an unrelated chest texture.
• Removed the unwanted base plate and fixed the missing/transparent lower face.

Clay Grinder GUI

• Restored visible player-inventory slot outlines.

Reed Backpack rendering

• Added dedicated worn-backpack rendering while equipped.
• Added a proper player-back model instead of only the inventory/equipment behavior.

Asset cleanup

• Corrected the Flint Firestarter so it uses its own texture rather than the Bone Firestarter texture.
• Replaced weak duplicated/placeholder assets with existing human-made assets from the Project Flint asset library.
• Removed the unintended Burnt Log item entirely; advanced assembly uses Burnt Branches instead.

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v23.5-a — Pottery, Slabs, Workstation Recovery, and Final v23 Fixes

Advanced Kiln GUI

• Replaced the backward-draining arrow-like progress indicator with a normal left-to-right filling progress bar.

Tool/resource corrections

• Increased Flint Plant Cutters durability to 320.
• Corrected Advanced Flint Multitool Dirt/Grass harvesting to 3 Dirt Piles instead of Flint Chips.
• Fixed raw translation IDs for:
  • Sleeping Bag
  • Crushed Stone
  • Baked Kiln Bottom
  • Baked Kiln Top

Sleeping Bag color persistence

• Sleeping Bags recovered with the Advanced Flint Multitool now retain their dye color when placed again.

New slabs

• Added Mortar Brick Slabs in the Clay Grinder at 1 block → 2 slabs.
• Added Crude Clay Slabs at 1 block → 2 slabs.

Pot mold and Clay Pot

• Added an Unfired Clay Pot Mold following the same mold-base progression as the other molds.
• Added the corresponding Fired Clay Pot Mold.
• Added Advanced Kiln casting into a reusable Clay Pot.
• The Clay Pot is a larger-capacity clay-transfer vessel than the original Fired Clay Bowl, using the reduced fill requirement requested for the pottery progression.

Workstation retrieval

• Advanced Flint Multitool can retrieve the Baked Clay Kiln intact.
• Advanced Flint Multitool can retrieve the Clay Grinder intact.

Wood slab processing

• Moved stripped-log → wooden slab processing from hand-working into the Clay Grinder.
• Flint Axe can retrieve the supported stripped logs and vanilla wooden slabs.

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v25.0-a — Animal Drop Rebalance and Processed Wood

Animal Bones rework

• Chicken → 1 Animal Bones
• Pig → 1–2 Animal Bones
• Sheep → 1–3 Animal Bones
• Cow → 2–3 Animal Bones
• Squid → 1–3 Animal Bones
• Horses, Wolves, and Ocelots were removed from the Project Flint Animal Bones drop table.

Sheep Wool drops

• Sheep death wool replacement now yields 1–2 Project Flint Wool.

Flint Axe fixes

• Explicitly added mining/retrieval for the vanilla plank slab families used by Project Flint, including the major Overworld woods, Bamboo/Bamboo Mosaic, Crimson, and Warped slabs.
• Added recovery support for the new Sanded, Grinded, and Woven Wood blocks/slabs.

Slab tool progression

• Mortar Brick Slabs and Crude Clay Slabs now require the Flint Multitool tier or better for retrieval.

Processed wood chain

1. Place any vanilla plank slab.
2. Right-click it with Sanding Paper.
3. Sanding Paper is consumed and the slab becomes a generic Sanded Wood Slab.
4. Clay Grinder: 2 Sanded Wood Slabs → 1 Grinded Wood Slab.
5. Right-click a placed Grinded Wood Slab with a Woven Fan.
6. The fan is consumed and it becomes a Woven Wood Slab.
7. Clay Grinder: 2 Woven Wood Slabs → 1 Woven Wood.

• Top/bottom/double slab state is preserved through the placed processing stages.
• Double slabs consume two Sanding Papers or two Woven Fans.

Reversible slab recipes

Added reverse Clay Grinder routes so slab processing is no longer one-way, including:

• 2 Loose Dirt Slabs → 1 Loose Dirt
• 2 Mortar Brick Slabs → 1 Mortar Bricks
• 2 Crude Clay Slabs → 1 Crude Clay Block
• processed Sanded/Grinded/Woven Wood conversions
• reverse routes for the existing stripped-log / vanilla wood-slab processing chain

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v25.1-a — Bone Brush Sheep Shearing

• Right-clicking a shearable sheep with the Bone Brush now shears it.
• Drops 3–4 Project Flint Wool.
• The sheep enters Minecraft's normal sheared state.
• Eating grass can restore its wool normally, making brushing a renewable Wool-harvesting route.

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Major Additions Across the Entire Update Span

By v25.1-a, the v22.4-a → v25.1-a cycle added or substantially expanded:

• Sanding Paper and filing progression
• Filed Bone
• Bone Firestarter
• Bone Club
• Woven Wool
• two-block dyed Sleeping Bags
• Place in World item placement
• survival-condition HUD/effects
• Clay Mortar and Mortar Bricks
• Loose Dirt Slabs
• Reed Backpack and nine-slot carrying capacity
• Woven Fans
• Bone Brush
• renewable Sand → Clay / Glass progression
• Mortar Chests
• Advanced Kiln Glass
• clay mold bases and reusable fired molds
• 2×2×2 Advanced Kiln casting
• Flint Axe
• Flint Plant Cutters
• Advanced Flint Multitool
• Mortar Brick Slabs
• Crude Clay Slabs
• Pot Mold and Clay Pot
• processed Sanded / Grinded / Woven Wood chain
• reversible slab processing
• reworked Animal Bones drops
• renewable sheep shearing with the Bone Brush
• major advancement synchronization and coverage expansion
• major GUI, multiblock, model, localization, texture, and recovery fixes across the new progression