Games like Network Notation
Games like Network Notation include Mini Metro, Papers, Please, Bridge Constructor Portal, Gunpoint, and Uplink. We matched them by the tags players give Network Notation on Steam (Strategy, Puzzle, RTS, 2D, and Abstract): closest matches first, and among equally close ones the better-known games.

Mini Metro
Shared: Strategy · Puzzle · 2D

Papers, Please
Shared: Puzzle · Indie · 2D

Bridge Constructor Portal
Shared: Puzzle · Strategy · 2D

Gunpoint
Shared: Puzzle · 2D · Strategy

Uplink
Shared: Hacking · Puzzle · Strategy

Creeper World 3: Arc Eternal
Shared: Strategy · RTS · Indie

Hexcells
Shared: Puzzle · Strategy · Indie

The Escapists
Shared: Strategy · 2D · Puzzle

Anno 2070™
Shared: Strategy · RTS · Futuristic

Patrick's Parabox
Shared: Puzzle · Abstract · 2D

STAR WARS™ Empire at War - Gold Pack
Shared: Strategy · RTS · Sci-fi

Cyber Manhunt
Shared: Puzzle · Hacking · Indie

FTL: Faster Than Light
Shared: Strategy · Sci-fi · Indie

BidKing
Shared: Strategy · Puzzle · 2D

Iron Marines
Shared: Strategy · RTS · 2D

Hardspace: Shipbreaker
Shared: Puzzle · Sci-fi · Strategy

Cosmoteer: Starship Architect & Commander
Shared: Strategy · 2D · Sci-fi

Particle Fleet: Emergence
Shared: Strategy · RTS · Indie

Zup! S
Shared: Puzzle · 2D · Indie

Reus
Shared: Strategy · Puzzle · 2D

Door Kickers
Shared: Strategy · 2D · Indie

Rusted Warfare - RTS
Shared: Strategy · RTS · 2D

Mini Motorways
Shared: Strategy · Puzzle · Indie

Warhammer 40,000: Dawn of War II - Anniversary Edition (Classic)
Shared: Strategy · RTS · Sci-fi