Legal

Every document that governs Summer, in one place. Each one opens with a short version. Player documents live on summer.games. Creator and Summer Engine contracts live here.

Summer Games, for players

Creators and Summer Engine

Creator Program Terms
Terms of the Summer Creator Program: eligibility, Earned Sparks, Program Payments at the Creator Rate, the payout provider, suspension and termination.
Network Share Schedule
How the Original Creator of a moddable Game sets the Network Share of Earned Sparks credited to Modders, and how rate changes, revocation and wind-down work.
Creator Tax Addendum
Tax documentation for Creators, the US federal treatment of Program Payments as royalties, withholding on the US-Source Share, and Forms 1099-MISC and 1042-S reporting.
Stablecoin Payout Addendum
Dormant addendum, not live, for an opt-in option to receive Program Payments in USDC to a self-custodied address once Summer activates it.
Creator Data Processing Addendum
Data processing terms under which Summer processes player data of Exported Games as the Creator's service provider, with subprocessor, breach, audit and transfer commitments.
Subscription Terms
Terms for automatically renewing Summer Engine subscriptions and AI usage plans: consent, pre-purchase disclosures, cancellation, renewal reminders and price changes.
AI Features and Generated Content Terms
Rights in Generated Content, the rule that Summer does not train on Creator projects without a separate opt-in, and the conditions for using Summer's AI Tools.
AI Acceptable Use Policy
Prohibited uses of Summer's AI Tools, child-safety reporting, disclosure of AI characters to Players, and enforcement and appeals.
Asset Library License Terms
License terms for finding, sharing and importing build-time assets through the Asset Library, including attribution files and third-party licenses.
Summer Brand Guidelines
Rules for using Summer's names, logos and the Made with Summer badges, including naming, endorsement and how Sparks may be described.
Summer Engine Desktop EULA
License for the Summer Engine desktop Editor: the MIT-licensed open source parts, Summer's proprietary modules, templates, crash reports and geography.
Third-Party Software Notices
Attribution and license notices for Godot Engine and the other open source components shipped in the Engine, the Editor and Exported Games.
Exported Game Runtime License
License for the Summer Engine runtime shipped inside Exported Games sold outside the Platform, with no fee or revenue share and no Sparks inside the export.
Multiplayer Hosting Terms
Terms for Summer-hosted multiplayer infrastructure for Platform Games and Exported Games, including the free baseline, usage billing, suspension and data export.
Developer Tooling and API Terms
Terms for the summer-engine CLI, the Summer MCP Server and the platform APIs, including API keys, rate limits, prohibited Sparks services and third-party apps.
Beta Program Terms
Terms of the invite-only creator Beta Program in September and October 2026 before the public launch, including resets, Sparks handling and feedback.
Vulnerability Disclosure Policy
Vulnerability disclosure policy: authorized research, scope, how to report, the 90-day coordinated disclosure period and the safe harbor.
Paid Games Lane: Reservation Notice (phase 2)
Reservation notice for the phase 2 Paid Games lane: definitions, the seller-of-record model through Stripe Connect and the rules that will apply when the lane opens.
Supported Countries
Current publication status and eligibility requirements for Creator Program Payments.

Summer Engine account

Summer Labs, Inc., 2810 N Church St, STE 89812, Wilmington, DE 19802, United States. +45 20 62 20 21. support@summerengine.com.