Modern type-safe way of building CLIs

React Native Local and Remote Notifications

Keep your MobX state in sync with react-router

Ios PushKit for VoIP push notification on react-native

An Observable push stream

Capacitor plugin for Firebase Cloud Messaging (FCM) on Android, iOS, and Web.

Isomorphic client library for supporting long-running operations in node.js and browser.

React Hook for syncing TanStack Table state with URL search params

The archiver fetches onchain data from L1 and stores it locally in a queryable form. It pulls: - **Checkpoints** (containing L2 blocks) from `CheckpointProposed` events on the Rollup contract - **L1-to-L2 messages** from `MessageSent` events on the Inbox

Imperative runtime for @neon/config: inspect/plan/apply a neon.ts policy against the Neon API and bundle + deploy Neon Functions. Pulls in esbuild; import this from CLIs and CI, not from neon.ts.

Immer wrappers around NgRx methods createReducer, on, and ComponentStore

Automatic state replication for multiplayer games. Mutate plain objects, and every client gets a live, typed mirror through delta encoding.

Open Whisper Systems' libsignal for Node.js

Persisted projection cache (ctx.sessionProjectionCache): durable per-session projection checkpoints over the domain data form, throttled write-behind, and the cold-read ladder (cache row + persistence tail replay)

Fluid CLI plugin for building portal applications

Send notifications using the Web Push Protocol (RFC 8291) and Web Crypto APIs (works with NodeJS, Cloudflare Workers, Bun and Deno)

Conversation domain: skeleton, ordered chat flow, composer with the Host-backed busy-Enter preference, and details host

HTTP State Management Utilities

Push items to an array at their correct sort-position

Zero dependency React transition state machine.