Mrmeeseeks RevE ESO
d4rkwyng·mrmeeseeks-addon
About the Mrmeeseeks RevE ESO PCB
Mrmeeseeks RevE ESO is an open source PCB design by d4rkwyng, published on GitHub under the MIT license. It is a 2-layer board measuring 49.6 × 62.4 mm, with 19 components from 5 distinct parts.
Other key parts include the MCP23017. By type, the board carries 8 diodes, 8 resistors, 1 IC, 1 crystal and 1 capacitor.
From the project
Mr MeeSeeks #badgelife shitty addon PCB for DEF CON 26 (KiCad)
A #badgelife shitty addon PCB designed for DEF CON 26.
Created by @d4rkwyng and SparX. Thanks to AND!XOR for their instructional video on the schematics used in this project.
- Rev E — Final revision with ESO/SSO variants - Rev D — Updated layout - Rev C — Routing improvements - Rev B — Component changes - Rev A — Initial prototype

Main components on the Mrmeeseeks RevE ESO
Mrmeeseeks RevE ESO bill of materials (BOM)
19 components, 5 distinct parts — part numbers from the project's BOM.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | MCP23017 | MCP23017-ESS_NoSilk | U1 |
| 1 | Badgelife_shitty_connector | Badgelife-Shitty-2x2 | X1 |
| 8 | LED | LED_1206_HandSoldering_MinSilk | D1, D2, D3, D4, D5, D6, D7, D8 |
| 1 | 0.1uf | C_1206_HandSoldering | C1 |
| 8 | 220 | R_1206_HandSoldering_NoSilk | R1, R2, R3, R4, R5, R6, R7, R8 |
Mrmeeseeks RevE ESO design files
The KiCad project lives in the d4rkwyng/mrmeeseeks-addon repository on GitHub; these links point at the commit this page was built from.
Mrmeeseeks RevE ESO: common questions
How big is the Mrmeeseeks RevE ESO PCB?
The Mrmeeseeks RevE ESO measures 49.6 × 62.4 mm, has 2 copper layers and is 1.6 mm thick.
How many components are on the Mrmeeseeks RevE ESO?
19 components, from 5 distinct parts, with part numbers taken from the project's own BOM. The full bill of materials is listed on this page.
Where can I download the Mrmeeseeks RevE ESO design files?
From the d4rkwyng/mrmeeseeks-addon repository on GitHub, which has the KiCad layout and the BOM; the links under Design files point to each one.
Can I use the Mrmeeseeks RevE ESO design in my own project?
Yes, under the terms of its MIT license, which d4rkwyng chose for the repository.