LootLocker website screenshot

LootLocker

LootLocker is a game backend-as-a-service platform that provides a REST API for building cross-platform game features without managing server infrastructure. The platform covers player authentication across Steam, Epic Games, PlayStation, Xbox, Nintendo Switch, Apple, Google, and custom white-label flows, as well as leaderboards, player progressions, virtual economies, persistent storage, cloud saves, and player file hosting. Developers can also access character systems, asset management, in-app purchasing, missions, collectibles, and Twitch Drops integration through a unified API surface. SDKs are available for Unity, Unreal Engine, and Godot, with basic integration support for GameMaker, Construct 3, and GDevelop.

LootLocker publishes 3 APIs on the APIs.io network. Tagged areas include Games, Game Backend, Game Backend as a Service, Player Authentication, and Leaderboards.

The LootLocker catalog on APIs.io includes 1 JSON-LD context.

LootLocker’s developer surface includes documentation, engineering blog, pricing, changelog, and 10 more developer resources.

40.2/100 thin ▲ 8.2 Agent 19/100 agent aware Full breakdown ↓
scored 2026-07-28 · rubric v0.6
AccessFreemiumFree trial
3 APIs
GamesGame BackendGame Backend as a ServicePlayer AuthenticationLeaderboardsProgressionsVirtual EconomyCloud SaveCross-PlatformMultiplayer

Kin Score

Kin Score Kin Score How this is scored →
scored 2026-07-28 · rubric v0.6
Composite quality — 40.2/100 · thin
Contract Quality 14.5 / 25
Developer Ergonomics 3.5 / 20
Commercial Clarity 10.0 / 20
Operational Transparency 4.8 / 13
Governance 0.0 / 12
Discoverability 7.4 / 10
Agent readiness — 19/100 · agent aware
Machine-Readable Contract 18 / 18
Agentic Access Contract 0 / 10
MCP Server 0 / 12
Machine-Readable Auth 0 / 10
Idempotency 0 / 9
Stable Error Semantics 0 / 8
Request/Response Examples 0 / 7
Rate-Limit Signaling 7 / 7
Typed Event Surface 0 / 6
Agent Skills 0 / 5
Well-Known Catalog 0 / 4
Consent & Bot Identity 0 / 3
A2A Agent Card 0 / 8
Dry-Run / Simulate Mode 0 / 4
Improve this rating by publishing the missing artifacts — every area above can be raised, and the full rubric is at apis.io/rating/. This rating is computed from github.com/api-evangelist/lootlocker: open an issue to ask a question, or submit a pull request to add artifacts. Want it done for you? Prioritized profiling — $2,500 →

APIs 3

Individual APIs this provider publishes, each with its own machine-readable definition.

LootLocker Game API

The Game API is the primary client-side interface integrated into game builds for communication between the game and the LootLocker backend. It handles player session management...

LootLocker Server API

The Server API is intended for trusted server-side communication between a developer-managed game server and the LootLocker backend. It enables secure operations on behalf of pl...

LootLocker Admin API

The Admin API provides direct programmatic access to LootLocker's platform management features, enabling game editor integrations and tooling that interact with backend configur...

GraphQL 1

GraphQL schemas published by this provider.

LootLocker GraphQL Schema

This document describes the conceptual GraphQL schema derived from the LootLocker Game API, Server API, and Admin API REST surfaces. LootLocker is a game backend-as-a-service pl...

GRAPHQL

Pricing Plans 1

Published pricing tiers and plan structures.

Rate Limits 1

Documented rate limits and quota policies.

Lootlocker Rate Limits

0 limits

RATE LIMITS

FinOps 1

Cost, billing, and metering signals for API financial operations.

Semantic Vocabularies 1

JSON-LD contexts and semantic vocabularies used across these APIs.

Lootlocker Context

25 classes · 1 properties

JSON-LD

Security Posture 1

Authentication, domain security, vulnerability disclosure, and trust-center signals.

Lootlocker Domain Security

TLSv1.3 · HSTS · DNSSEC · DMARC

SECURITY

Resources

Documentation 1

Reference material describing how the API behaves

Build 2

SDKs, sample code, and the tooling you integrate with

Access & Security 1

Authentication, authorization, and security posture

Operate 3

Status, limits, changes, and where to get help

Commercial 3

Pricing, plans, and the legal terms of use

Company 3

The organization behind the API

Other 1

Properties that don't map to a standard resource type

Source (apis.yml)

apis.yml Raw ↑
aid: lootlocker
name: LootLocker
description: 'LootLocker is a game backend-as-a-service platform that provides a REST API for building cross-platform game
  features without managing server infrastructure. The platform covers player authentication across Steam, Epic Games, PlayStation,
  Xbox, Nintendo Switch, Apple, Google, and custom white-label flows, as well as leaderboards, player progressions, virtual
  economies, persistent storage, cloud saves, and player file hosting. Developers can also access character systems, asset
  management, in-app purchasing, missions, collectibles, and Twitch Drops integration through a unified API surface. SDKs
  are available for Unity, Unreal Engine, and Godot, with basic integration support for GameMaker, Construct 3, and GDevelop.

  '
type: Index
accessModel:
  pricing: freemium
  onboarding: unknown
  trial: true
  try_now: false
  public: false
  label: Freemium (free trial)
  confidence: medium
  source:
  - plans
  generated: '2026-07-22'
  method: derived
image: https://kinlane-images.s3.amazonaws.com/shared/apis-json/icons/lootlocker.png
url: https://raw.githubusercontent.com/api-evangelist/lootlocker/refs/heads/main/apis.yml
created: '2026-06-12'
modified: '2026-06-12'
specificationVersion: '0.19'
tags:
- Games
- Game Backend
- Game Backend as a Service
- Player Authentication
- Leaderboards
- Progressions
- Virtual Economy
- Cloud Save
- Cross-Platform
- Multiplayer
apis:
- aid: lootlocker:game-api
  name: LootLocker Game API
  description: 'The Game API is the primary client-side interface integrated into game builds for communication between the
    game and the LootLocker backend. It handles player session management, inventory, characters, assets, leaderboards, progressions,
    persistent storage, player files, purchasing, missions, and collectibles. All requests are authenticated via a session_token
    returned at login and passed in the x-session-token header.

    '
  image: https://kinlane-images.s3.amazonaws.com/shared/apis-json/apis-json-logo.jpg
  humanURL: https://ref.lootlocker.com/game-api/
  baseURL: https://api.lootlocker.io/game
  tags:
  - Game API
  - Player Authentication
  - Leaderboards
  - Inventory
  - Cloud Save
  properties:
  - type: Documentation
    url: https://docs.lootlocker.com/
  - type: Reference
    url: https://ref.lootlocker.com/game-api/
  - url: graphql/lootlocker-graphql.md
    type: GraphQL
- aid: lootlocker:server-api
  name: LootLocker Server API
  description: 'The Server API is intended for trusted server-side communication between a developer-managed game server and
    the LootLocker backend. It enables secure operations on behalf of players from dedicated game servers or backend services,
    supporting multiplayer and competitive game architectures where client-side calls would be a security risk.

    '
  image: https://kinlane-images.s3.amazonaws.com/shared/apis-json/apis-json-logo.jpg
  humanURL: https://ref.lootlocker.com/server-api/
  baseURL: https://api.lootlocker.io
  tags:
  - Server API
  - Multiplayer
  - Trusted Server
  properties:
  - type: Documentation
    url: https://docs.lootlocker.com/
  - type: Reference
    url: https://ref.lootlocker.com/server-api/
- aid: lootlocker:admin-api
  name: LootLocker Admin API
  description: 'The Admin API provides direct programmatic access to LootLocker''s platform management features, enabling
    game editor integrations and tooling that interact with backend configuration. It is used for managing game settings,
    player data, and platform resources outside of the in-game runtime context.

    '
  image: https://kinlane-images.s3.amazonaws.com/shared/apis-json/apis-json-logo.jpg
  humanURL: https://ref.lootlocker.com/admin-api/
  baseURL: https://api.lootlocker.io
  tags:
  - Admin API
  - Management
  - Configuration
  properties:
  - type: Documentation
    url: https://docs.lootlocker.com/
  - type: Reference
    url: https://ref.lootlocker.com/admin-api/
common:
- type: DomainSecurity
  url: security/lootlocker-domain-security.yml
- type: Website
  url: https://lootlocker.com/
- type: Documentation
  url: https://docs.lootlocker.com/
- type: GitHubOrg
  url: https://github.com/lootlocker
- type: LinkedIn
  url: https://www.linkedin.com/company/lootlocker
- type: Blog
  url: https://lootlocker.com/blog
- type: Pricing
  url: https://lootlocker.com/pricing
- type: StatusPage
  url: https://status.lootlocker.com/
- type: X
  url: https://x.com/mylootlocker
- type: ChangeLog
  url: https://lootlocker.com/changelog
- type: SDKs
  url: https://lootlocker.com/sdk
- type: Plans
  url: plans/lootlocker-plans-pricing.yml
- type: RateLimits
  url: rate-limits/lootlocker-rate-limits.yml
- type: FinOps
  url: finops/lootlocker-finops.yml
maintainers:
- FN: Kin Lane
  email: kin@apievangelist.com