Blueprints

Blueprints are schematics that Corvo Attano, Daud, and Emily Kaldwin can retrieve throughout the games of the Dishonored franchise. Some of these blueprints upgrade their equipment, and some produce new kinds of ammunition. 

Dishonored blueprints

Blueprint	Effects	Location
Lens Magnification	Implementation of the zoom function in Corvo's mask optics	Can be bought from Griff's Curio Shop.
Sokolov's Formula	Enables Piero to sell Sokolov's Elixir	Can be bought from Griff's Curio Shop or can be found in Anton Sokolov's greenhouse during The Royal Physician.
Bonded Galvani Weave	Improves armor and reduces damage	Found during the mission High Overseer Campbell, in a locked cabinet in the Overseers' workshop in the Back Yard or during The Flooded District in Daud's chest.
Incandescent Paste	Allows the purchase of Incendiary Bolts	Found during House of Pleasure in the Distillery in the room behind the rolling metal door or during The Flooded District in a basement near the Gateward Tunnel exit.
Folded Galvani Resin	Lessens boot sound, increasing stealth	Found during The Royal Physician in the first warehouse on the desk next to the electric cart lever or during The Flooded District in Daud's chest.
Spiked Grenade Housing	Allows the purchase of Sticky Grenades	Found during Lady Boyle's Last Party in the security office at the entrance to the Boyle Mansion or during The Flooded District in the looters' warehouse.
Small-scale Combustion Refinement	Allows the purchase of Explosive Bullets	Found during Return to the Tower in General Tobias's office or during The Flooded District inside an abandoned rail car in Central Rudshore.

The Knife of Dunwall blueprints

Blueprint	Effects	Location
Small-scale Explosive Refinement	Allows the purchase and capacity upgrade of Explosive Bolts	Found during A Captain of Industry inside the safe in the shipping office near the Wall of Light. The safe code is found in a pouch underwater beneath the barge, or, if the Safe Code favor is purchased before the mission, written on the wall behind the boathouse.
Compact Arc Amplifier	Allows the purchase and upgrade of Arc Mines and Stun Mines	Found during A Captain of Industry in a warehouse beside the main entrance into the Rothwild Slaughterhouse.
Bonded Galvani Weave	Improves armor and reduces damage	Found during Eminent Domain in the Timsh Estate, locked inside a chest on either the first, third, or fourth floor.
Folded Galvani Resin	Lessens boot sound, increasing stealth	Found during Eminent Domain on the second floor of the Watch Office.

The Brigmore Witches blueprints

Blueprint	Effects	Location
Folded Galvani Resin	Lessens boot sound, increasing stealth	Found during Choosing Your Mark in Daud's headquarters.
Bonded Galvani Weave	Improves armor and reduces damage	Found during Choosing Your Mark in Daud's headquarters.
Compact Arc Amplifier	Allows the purchase and upgrade of Arc Mines and Stun Mines	Found during A Stay of Execution for Lizzy in the guard post next to the Arc Pylon in Coldridge Prison.
Baffle Dust	Enemies hit by Chokedust return to an unalerted state after its effect wears off	Found during A Stay of Execution for Lizzy in cell A25, or during The Dead Eels in Nurse Trimble's office.
Small-scale Explosive Refinement	Allows the purchase and capacity upgrade of Explosive Bolts	Found during The Dead Eels in a room outside Nurse Trimble's lab.

Dishonored 2 blueprints

Blueprint	Effects	Location
Dispersed Incendiary Release	Allows the purchase of Incendiary Bolts.	Found on in a safe on the second floor of an office overlooking the Campo Seta Dockyards during the mission Edge of the World, accessible through an open window, or in the Addermire operating theater next to Dr. Hypatia during The Good Doctor.
Fire Hardening Treatment	Improves crossbow bolts to deal extra damage.	Found on the third floor of the Overseer Outpost during Edge of the World, on the desk near an outdoor balcony.
Combat Sleep Dart	Improves Sleep Darts so that their effect is instantaneous.	Found in a safe on a dilapidated floor overlooking the main lobby in the Addermire Institute, during the mission The Good Doctor.
Mercury Vapor Distillation	Allows the purchase and upgrade of Stinging Bolts.	Found during The Good Doctor in Hamilton's quarters at the very top of the central staircase, in the Addermire Institute.
Pyro-Sonic Casing	Allows the purchase of Howling Bolts.	Found during The Clockwork Mansion in a locked security booth, in the Lower Aventa carriage station.
Alloy Polarization	Improves bullets to briefly stun Clockwork Soldiers.	Found during The Clockwork Mansion on the third floor of the Upper Aventa Grand Guard Office.
Conductive Filaments	Improves Stun Mines to chain shocks to secondary targets.	Found during The Clockwork Mansion in an office above the Clockwork Mansion's waiting room.
Slug Splintering Wedges	Improves bullets to ricochet off hard surfaces, such as enemy armor.	Found during The Clockwork Mansion in the desk on the top floor of Kirin Jindosh's laboratory.
Reverberation Tubing	Allows for the purchase of the Masterwork upgrades for the Howling Bolts.	Found during The Royal Conservatory in the shopkeeper's apartment in Cyria Gardens.
Triggered Housing	Improves grenades to explode on contact with any living organism.	Found during The Royal Conservatory, in a workshop on the first floor of the Royal Conservatory.
Configurable Grooving	Allows for the purchase of the Masterwork upgrades for the crossbow.	Given by the black market shopkeeper after retrieving the Roseburrow Prototype for him.
Secondary Coiling	Improves Spring Razors to activate twice before breaking.	Found during The Dust District in the basement of the Crone's Hand Saloon.
Spiked Grenade Housing	Allows for the purchase of Sticky Grenades.	Found during The Dust District on the second floor of the Crone's Hand Saloon, inside a steel crate.

Trivia

• All blueprints found in the Dishonored franchise have the same appearance, that of a technology panel from Dishonored.

Gallery

Blueprints for a wall of light panel.

A blueprint in the Hounds Pits Pub.