Small, focused packages for Node.js. Each one does one thing well. Distributed by default - backed by Redis or Postgres with leader election, clustering, and shared state built in from the start. All ESM, zero or minimal dependencies, published under the @prsm scope on npm.
| Package | Test | Version | Description |
|---|---|---|---|
@prsm/ms |
 |
 |
Parse and convert time strings to milliseconds |
@prsm/ids |
 |
 |
Short, obfuscated, collision-proof, reversible identifiers |
@prsm/hash |
 |
 |
Simple salted string hashing on top of node:crypto |
@prsm/from |
 |
 |
Fluent query builder for filtering, transforming, and aggregating arrays of objects |
@prsm/fsm |
 |
 |
Non-deterministic finite state machine with time-based ticks, persistence, and multiple active states |
@prsm/lock |
 |
 |
Distributed locking primitives for Redis - mutex and semaphore |
@prsm/limit |
 |
 |
Redis-backed distributed rate limiting with token bucket, sliding window, and leaky bucket algorithms |
@prsm/cron |
 |
 |
Redis-backed distributed cron scheduler with leader election and cron expression support |
@prsm/queue |
 |
 |
Redis-backed distributed task queue with grouped concurrency, retries, and rate limiting |
@prsm/cells |
 |
 |
Reactive computation graph with distributed coordination via Redis |
@prsm/workflow |
 |
 |
Durable, inspectable workflow engine |
@prsm/realtime |
 |
 |
Distributed WebSocket framework with Redis-backed rooms, records, presence, channels, collections, and persistence |
@prsm/log |
 |
 |
Structured logging with child contexts |
@prsm/devtools |
 |
Read-only Express middleware dashboard for observing @prsm infrastructure at runtime |
This ecosystem is an experiment in AI-maintained open source. All packages are autonomously built, tested, and refined by AI with human oversight. Regular audits, thorough test coverage, continuous refinement - the emphasis is on high quality, rigorously tested, production-grade code.