Indie software from middleware
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A* Pathfinding Project
Pathfinding system for Unity — grid, navmesh, and recast graphs with local avoidance.
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Auth0
Identity platform: authentication, SSO, and authorization as a service via SDKs and APIs.
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Babylon.js
Powerful, open web rendering engine for 3D games and experiences, built on WebGL/WebGPU.
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Casbin
Authorization library supporting access-control models like ACL, RBAC, and ABAC.
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Chroma
Open-source embedding database (vector store) for building AI apps with memory and retrieval.
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Colyseus
Authoritative multiplayer game server for Node.js with client SDKs for many engines.
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Dialogic
A Godot addon for creating dialogues, visual novels, RPGs, and cutscenes with a visual editor.
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FastNoiseLite
Fast, portable noise generation library for procedural generation (terrain, textures, worlds).
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FMOD
Adaptive audio engine and authoring tools for games across every major engine and platform.
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Howler.js
Audio library for the modern web — spatial sound, sprites, and cross-browser playback.
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i18next
Internationalization framework for JavaScript — translation, formatting, and pluralization.
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Ink
inkle's scripting language for writing interactive narrative, branching stories, and game dialogue.
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Jolt Physics
Multithreaded rigid-body physics engine for games and VR, used in AAA titles.
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LangChain
Framework for building applications with large language models — chains, agents, tools, and retrieval.
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LlamaIndex
Data framework for connecting custom data sources to large language models (RAG).
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Lucia
Open-source auth library for TypeScript — sessions and credentials you fully control.
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Medusa
Open-source commerce platform and toolkit for building custom online stores in Node.js.
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Meilisearch
Fast, typo-tolerant open-source search engine with an easy-to-integrate API.
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Mirror
High-level networking library for Unity multiplayer games — replication, RPCs, and sync.
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Nakama
Open-source server for social and realtime games and apps — auth, chat, matchmaking, leaderboards.
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Novu
Open-source notification infrastructure — email, SMS, push, and in-app in one API.
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ONNX Runtime
Cross-platform inference and training accelerator for machine-learning models.
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Passport.js
Authentication middleware for Node.js with 500+ strategies (OAuth, OpenID, local).
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Photon Engine
Multiplayer networking and real-time services for games across many engines and platforms.
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PostHog
Open-source product analytics, session replay, feature flags, and experiments.
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Prisma
Next-generation ORM for Node.js and TypeScript — type-safe database access and migrations.
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Protocol Buffers
Language-neutral, platform-neutral mechanism for serializing structured data.
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Rapier
Fast 2D and 3D physics engine for the Rust and JavaScript/WASM ecosystems.
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Recast & Detour
Navigation-mesh construction toolset and pathfinding for games and simulations.
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Redis
In-memory data store used as a database, cache, and message broker.
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Socket.IO
Real-time bidirectional event-based communication between web clients and servers.
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Stripe
Payments infrastructure — accept cards and wallets, subscriptions, and billing via API and SDKs.
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Tesseract OCR
Optical character recognition engine — extract text from images in 100+ languages.
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Three.js
JavaScript 3D library for rendering interactive graphics in the browser with WebGL/WebGPU.
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Transformers
State-of-the-art machine learning models for text, vision, and audio — pretrained and ready to use.
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Vitest
Fast unit-test framework powered by Vite for JavaScript and TypeScript projects.
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Yarn Spinner
A tool for building interactive dialogue in games — write conversations in the Yarn language and run them in your engine.