Overwolf website screenshot

Overwolf

Overwolf enables developers to build lightweight in-game applications and overlays using HTML and JavaScript. The platform provides APIs for game events, game data, and in-game overlay functionality.

Overwolf publishes 1 API on the APIs.io network. Tagged areas include Gaming, In-Game Apps, and Overlays.

Overwolf’s developer surface includes developer portal, documentation, signup flow, engineering blog, support, and 6 more developer resources.

🌐 Visit website 📡 Source on GitHub
25.7/100 emerging ▬ flat Agent 3/100 human only Full breakdown ↓
scored 2026-08-05 · rubric v0.9.1
AccessFreemium
1 APIs
GamingIn-Game AppsOverlays

Kin Score

Kin Score Kin Score How this is scored →
scored 2026-08-05 · rubric v0.9.1
Composite quality — 25.7/100 · emerging
Contract Quality 0.0 / 25
Developer Ergonomics 4.8 / 20
Commercial Clarity 12.1 / 20
Operational Transparency 4.8 / 13
Governance 0.0 / 12
Discoverability 4.1 / 10
Agent readiness — 3/100 · human only
Machine-Readable Contract 0 / 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/overwolf: 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 1

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

Overwolf API

Develop lightweight in-game applications using simple HTML and JavaScript, ensuring ease of use and quick deployment.

Pricing Plans 1

Published pricing tiers and plan structures.

Overwolf Plans Pricing

3 plans

PLANS

Rate Limits 1

Documented rate limits and quota policies.

Overwolf Rate Limits

5 limits

RATE LIMITS

FinOps 1

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

Overwolf Finops

FINOPS

Security Posture 1

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

Overwolf Domain Security

TLSv1.3 · HSTS · DMARC

SECURITY

Resources

Get Started 2

Portal, sign-up, and the first successful call

Portal
Portal
 Signup
Signup

Documentation 1

Reference material describing how the API behaves

Documentation
Documentation

Build 1

SDKs, sample code, and the tooling you integrate with

GitHubOrganization
GitHubOrganization

Access & Security 1

Authentication, authorization, and security posture

DomainSecurity
DomainSecurity

Operate 1

Status, limits, changes, and where to get help

Support
Support

Commercial 2

Pricing, plans, and the legal terms of use

TermsOfService
TermsOfService
 PrivacyPolicy
PrivacyPolicy

Company 3

The organization behind the API

Website
Website
 Blog
Blog
 BlogRSS
BlogRSS

Source (apis.yml)

apis.yml Raw ↑ 
aid: overwolf
name: Overwolf
description: Overwolf enables developers to build lightweight in-game applications and overlays using HTML and JavaScript.
  The platform provides APIs for game events, game data, and in-game overlay functionality.
type: Index
accessModel:
  pricing: freemium
  onboarding: unknown
  trial: false
  try_now: false
  public: false
  label: Freemium
  confidence: medium
  source:
  - plans
  generated: '2026-07-22'
  method: derived
position: Consumer
access: 3rd-Party
image: https://kinlane-images.s3.amazonaws.com/shared/apis-json/icons/overwolf.png
tags:
- Gaming
- In-Game Apps
- Overlays
created: '2025-02-08'
modified: '2026-04-28'
url: https://raw.githubusercontent.com/api-evangelist/overwolf/refs/heads/main/apis.yml
specificationVersion: '0.19'
apis:
- aid: overwolf:overwolf-api
  name: Overwolf API
  description: Develop lightweight in-game applications using simple HTML and JavaScript, ensuring ease of use and quick deployment.
  humanURL: https://dev.overwolf.com/
  tags:
  - Gaming
  - In-Game Apps
  - Overlays
  properties:
  - type: Documentation
    url: https://dev.overwolf.com/ow-native/getting-started/overview
  - type: Reference
    url: https://dev.overwolf.com/ow-native/reference/overwolf-api-overview
  - type: GettingStarted
    url: https://dev.overwolf.com/ow-native/getting-started/overview
common:
- type: DomainSecurity
  url: security/overwolf-domain-security.yml
- type: GitHubOrganization
  url: https://github.com/overwolf
- type: Portal
  url: https://dev.overwolf.com/
- type: Documentation
  url: https://dev.overwolf.com/
- type: Signup
  url: https://www.overwolf.com/creators/#download-odk
- type: Website
  url: https://www.overwolf.com/
- type: Blog
  url: https://medium.com/overwolf
- url: https://medium.com/feed/overwolf
  type: BlogRSS
  description: Discovered RSS/Atom feed for https://medium.com/overwolf
- type: Support
  url: https://support.overwolf.com/en/
- type: TermsOfService
  url: https://www.overwolf.com/legal/developers/
- type: PrivacyPolicy
  url: https://www.overwolf.com/legal/privacy/
maintainers:
- FN: Kin Lane
  email: kin@apievangelist.com