LibrarySteward — Personal Game Library Manager for Handheld PC Owners
A cross-store game library dashboard that helps a Steam Deck owner see every game they actually own across Steam, Epic, GOG, and Xbox, sorted by handheld compatibility and play time, with no piracy features whatsoever.
Handheld PC owners who have games scattered across multiple stores and want one clear view of what they own and what runs well on their device
- One-screen inventory of owned games across Steam, Epic, GOG, and Xbox tied to the user's accounts
- Handheld compatibility score per title using community-tested data
- 'Tonight on the Deck' random pick from owned games filtered by length and mood
- Wishlist and sale alerts for games the user already owns on another store
The Switch-on-PC trend shows gamers juggling multiple storefronts and devices; handheld PC owners in particular have no clean way to see what they own and what runs.
~6M handheld gaming PCs sold since 2022 (Steam Deck ~3.7M+), but the specific 'unified library' pain is already being solved and widely discussed on r/SteamDeck (479+ upvote Playnite-on-Deck thread).Handheld gaming PCs surpass 6 million sales, with Steam Deck accounting for more than half ↗My Steamdeck running windows using playnite as a launcher is... ↗
Playnite (free, open-source, mature, v10.51 in Feb 2026) already unifies Steam/Epic/GOG/EA/Ubisoft/Battle.net/Xbox/Amazon with fullscreen mode and emulation support — direct competitor on the same exact pain point.GitHub - JosefNemec/Playnite: Video game library manager ↗Playnite 10.51 Guide: Consolidate Steam and Store Games Into One Library ↗
Directly competes with a popular free OSS tool (Playnite) supported via Patreon; handheld-PC owners are notoriously price-sensitive and Steam Deck users already expect free utilities like BoilR, SteamDeckTools, etc.GitHub - JosefNemec/Playnite: Video game library manager ↗
Handheld PC market is real and expanding — Steam Deck held 48% of 2024 shipments per IDC, with ASUS/Lenovo/MSI entering — and Store-API based dashboards will keep needing updates as stores change.Steam Deck Sales And Adoption Statistics 2026 ↗Handheld gaming PCs surpass 6 million sales, with Steam Deck ... ↗
Each storefront requires its own OAuth/API integration (Steam Web API, Epic, GOG Galaxy, Xbox Graph) plus DeckVerified-style compatibility data — proven doable by Playnite but a multi-engineer effort.GitHub - JosefNemec/Playnite: Video game library manager ↗