Patch 1.5.21

• Added TIS-3D integration.
• Updated Lua 5.3.

Also, most importantly: a build for Minecraft 1.8.8!

Patch 1.5.20

• Added: compareStackToDatabase to inventory controller upgrade and transposer.
• Added: Converter to expose enchantment info of item stacks.
• Added: French localization of the ingame manual (Pyeroh).
• Added: German localization of the ingame manual (Shadow1Raven).
• Added: Setting to disable light emission of hologram projectors.
• Changed: Updated to new Forestry API.
• Fixed: Break speed of ForgeMultipart-ified cables.
• Fixed: Hoverboots applying slowness debuff when power usage is disabled.
• Fixed: Incompatibility with Chisel allowing chiseling chests into ender chests.
• Fixed: Missing NBT check when merging item stacks collected by agents after breaking a block.
• Fixed: Nanomachines not working in dimensions other than the overworld.
• Fixed: Potential crash when using OC's commands.
• Fixed: Potential crash with multiple chargers and chargees.
• Fixed: Potential overflow when using stupidly large file system sizes in the config.
• Fixed: Slightly higher latency in relays than intended.

Patch 1.5.19

OpenComputers 1.5.19 is out! All the small things...

• Added: Capability for redstone component to read comparator input.
• Added: Crashed machines (computers, MCUs and servers) will now blink their power indicator red, instead of just turning it off.
• Added: Disk usage program for OpenOS (payonel).
• Added: Initial BuildCraft Builder compatibiltiy (once BC 7.2 releases).
• Added: Nanomachine configurations can now be saved to a nanomachine item in the player's inventory.
• Added: Option to specify from which side to interact with inventories when using the inventory controller (for "sneaky" insertion/extraction, as it's often called).
• Added: RotaryCraft integration for Jetpacks (additional item stack information) (Voidi).
• Added: Signal when content of tank upgrades changes.
• Changed: Alias utility for OpenOS (potentially breaking) (payonel).
• Changed: Made cd program more POSIX compliant (payonel).
• Changed: Nanomachines now change their address when a new set is consumed.
• Fixed: Compatibility issue with Magnanimous Tools.
• Fixed: Compatibility issue with Sponge.
• Fixed: Debug card's NBT editing not working in non-dev.
• Fixed: Potential (non-crashing) NPE in crafting event handler.
• Fixed: Robots refusing to fly over the void, even with a T2 hover upgrade.
• Fixed: Shell tab completion for ./ (payonel).
• Fixed: Some recipes using item names instead of oredict names (specifically, oredict names of items not by default registered in the oredict).

Patch 1.5.18 Hotfix 2

• Fixed: rights issue with commands.

Patch 1.5.18 Hotfix 1

• Fixed: Potential stackoverflow in charger.
• Fixed: count() for last four inventory slots of agents.

Patch 1.5.18

• Added: Nanomachines, an energy based buff / effect system.
• Added: Arbitrary rotation for tier two hologram projectors, static and animated.
• Added: Transposer can be used as an upgrade in Microcontrollers.
• Changed: Improved tab completion behavior in shell (payonel).
• Changed: Drones must now be "itemized" by sneak-activating them with a wrench (instead of bare-handed). Sneak-activating them otherwise powers them on now, like most other devices. This now allows robots/drones to start drones.
• Fixed: Potential dupe bug when having robots use ExU drums.
• Fixed: Behavior of os.time / os.date.
• Fixed: Some more non-critical internal stuff.
• Fixed: Potential NPE when robots tried to use the analyzer.
• Fixed: Render issues with certain items when held by robots.
• [MC1.8] Fixed: Lighting issue when hovering GUI buttons.

Patch 1.5.17

• Fixed: Crash when trying to change architecture of APU.
• Fixed: Hoverboots taking damage - draining energy when absorbing damage now.

Patch 1.5.16

• Added: Transposer block, allows computer controlled moving of items or fluids between adjacent blocks.
• Added: AgriCraft integration (LordJoda).
• Added: Better Records integration.
• Added: Method to switch CPU architecture automatically (will cause reboot if it changed).
• Added: Parameter in gpu.bind to disable resolution reset (makkarpov).
• Changed: Switches and Access Points are now deprecated, replaced by the Relay, which is basically a switch with a card slot and can be upgraded to support wireless (i.e. behave like an Access Point) or even using a Linked Card.
• Changed: Updated plan9k loot disk (Magik6k).
• Fixed: Very rare issue with agents' inventory interaction (e.g. with AgriCraft Analyzer).
• Fixed: Some more minor issues.

Patch 1.5.15

• Added: Unmanaged mode for hard drives and floppies (treated as block devices / raw access).
• Added: Tiered data cards (makkarpov).
• Added: isEquivalentTo and areStacksEquivalent to inventory controller, allowing to check if items share an oredict id.
• Added: bit32 implementation in Lua 5.3 for backwards compat.
• Added: Also handle arbitrary number types in signals and return values.
• Added: Blacklist config for recipe inputs for disassembler. Default contains fire for chainmail blacklisting.
• Added: NBT editing functionality to Debug Card (gamax92).
• Changed: Use a non-invalid default dummy item in loot generator (may help with some mods accessing that directly).
• Fixed: computer.stopped message (resulting in sockets not being closed on shutdown, e.g.).
• Fixed: Overcompensating for dig time.
• Fixed: Potential crash when machines stopped unexpectedly.
• Fixed: Potential deadlock when machines get disposed while they're running.
• Fixed: Potential division by zero in manual.
• Fixed: Potential issue in AE2 integration.
• Fixed: Potential memory leaks in server racks.
• Fixed: Potential race conditions between ServerThread and ClientShutdownThread.
• Fixed: Spelling and grammar errors within the man pages (Shuudoushi).

Patch 1.5.14

• Added: Net Splitter block (connectivy configurable per side, all sides toggled on redstone input).
• Added: Can now click address in output of analyzer in chat to copy it to clipboard.
• Added: Command to spawn a creative computer with the basic stuff built-in, plus screen and keyboard (oc_spawnComputer).
• Added: Make hollow covers from FMP aware of cable sizes (Kubuxu).
• Added: Alternative OS plan9k loot disk (Magik6k).
• Added [MC1.8]: Power Advantage integration.
• Fixed: Properly make loot disks added via the save dir readonly.
• Fixed: Block recoloring when using tools from some mods.
• Fixed: Issues with Lua BIOS/OpenOS selecting components when another mod adds components with a name that starts the same as built-in components.
• Fixed: A bunch of issues with OpenOS' shell's piping logic (payonel).
• Fixed: Lighting issue with hover boots.
• Fixed: Assembler item renderer causing Colored Lights to freak out.
• Fixed: Screens blanking out until the first update in some cases. Hopefully.
• Fixed: Tons of more minor stuff.
• Fixed: Removed deprecated call in bee converter.
• Fixed: os.date() on certain dates.
• Fixed: screen.setTouchModeInverted() only applying to to main block of multiblock screens.
• Fixed: Initial redstone state of non-ticking blocks such as prints.