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TUWA vs Umwelt

A side-by-side comparison built from both listings. Blank cells mean the company has not given that detail; we never guess.

TUWA compared with Umwelt
DetailTUWA logo TUWAUmwelt logo Umwelt
What it doesOpen-source TypeScript toolkit for wallet connection, multi-chain sign-in and transaction tracking on EVM and Solana An epistemic state engine that tracks what each character knows, and how they learned it
StageStartup Not given
Founded2025 Not given
Based inUA Not given
Pricing modelOpen source Open source
PricingAll client packages are free under Apache-2.0. Quasar Cloud is free during public beta with 1,000 free quota units per organization. Quasar Community Edition is free and self-hosted. AGPL-3.0-only open source license. Commercial license available for closed-source products, services and hosted APIs. Free Play Exception covers free games, mods, interactive fiction and tabletop tools (excluding games with price, in-game purchases, ads, paid content or early access).
Key features
  • Wallet connection for EVM and Solana wallets
  • Multi-chain sign-in with CAIP-122 (SIWX)
  • Transaction tracking that survives page reloads
  • React UI components with theming
  • Server-side transaction history and webhooks
  • Self-hosted backend option
  • No telemetry collection
  • Docker Compose deployment for Community Edition
  • Tracks what each character knows and how they learned it
  • Prevents AI models from leaking story information or twists
  • Records confirmed history that is never deleted
  • Single portable .umw file for entire world state
  • Works across TypeScript, .NET, CLI and any language via JSON protocol
  • Query from any character's point of view at any moment in time
  • Performance of 55-65 microseconds per query with half a million holdings
  • Free Play Exception for non-commercial games and tabletop tools
What makes it different
  • Open-source with Apache-2.0 license and no vendor lock-in
  • No monthly active user (MAU) pricing model
  • Supports both EVM and Solana chains natively
  • Local-first state that persists and survives page reloads
  • Follows open wallet standards (CAIP-122, EIP-6963, Wallet Standard)
  • Separates world state from character knowledge to prevent narrative leakage
  • Guarantees written down with conformance testing across all clients
  • Idempotent writes ensure consistency across retries
  • Works without AI or can control what AI models are allowed to know
  • Open source with commercial licensing option for closed-source products
Free planNot given Not given
Open sourceNot given Not given
PlatformsNot given Not given
Public APINot given Not given
Community votes00
DR (Domain Rating by Ahrefs)Not checked yet no change since last checkNot checked yet no change since last check
Trust Flow (Majestic)04
Citation Flow (Majestic)1312
Referring domains (Majestic)31

5 details filled in for both companies.

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