ES6 JS classes for Game Lobbies with friend lobbies, heartbeats and disconnect handlers

Durable, crash-safe work queue and TUI for CLI coding agents (claude, pi, codex, …): leases with fencing, heartbeats, retries with backoff, dependencies, priorities, scheduling, dedupe, per-attempt telemetry.

OCP Companion client — headless pairing (claim → approval → token), device-key PoP connect, heartbeats, silent token refresh, turns, and resume. Crypto and transports are injected so it runs in React Native (Hermes) and node alike.

Standalone long-running runner daemon for cloud-dispatched pipeline runs: registers with a runner token over the control plane's /agent/v1 WSS channel (long-poll fallback seam), heartbeats, accepts job leases, ships events, and relays needs-input. Also in

Herdr-native delegation runtime for Pi with durable task state, foreground/background agents, worktree isolation, claims/lease heartbeats, evidence and independent review gates, grouped completion, schedules, RPC v3, recovery, and SDK/tmux fallback. Runti

Self-evolving AI assistant that learns, remembers, and acts on its own. Persistent vector memory, self-rewriting personality, proactive heartbeats.

Official Node.js SDK for Nineup — deep health checks, heartbeats, and events for your services.

MCP server for Uptime Kuma — monitor management, heartbeats, status pages, and notifications for AI assistants

Automagically report errors and heartbeats

A Pulumi provider for managing Better Uptime monitoring, alerting, and incident management resources, dynamically bridged from the Terraform Better Uptime provider with support for monitors, heartbeats, integrations, status pages, and policies.

Non-blocking timers and heartbeats for pi agents — stop using sleep

Cryo is a small binary protocol for sending arbitrary messages, large data and real-time information over WebSocket. It uses fixed frame types for acknowledgements, heartbeats, UTF-8 text, binary payloads and streamed transactions.

HLA 4 Federate Protocol Session Layer - State machine, heartbeats, reconnection

Request/response RPC over MQTT (MQTT RPC / request-reply): typed commands with progress, cancellation, liveness heartbeats and at-most-once delivery. TypeScript/JS reference implementation of the Parley v1 protocol — zero dependencies, bring your own MQTT

Self-hosted runner for forked.online pods — registers with the platform, clones a workspace's repos onto a persistent volume, injects env vars, keeps a tmux session, and heartbeats. Honors the platform's manual on/off.

Node SDK for Concourse (event bus / message broker / queue): ConcoursePublisher + ConcourseConsumer over the WS wire protocol with auto-reconnect, heartbeats, batching, bounded offline buffering, and replay

Server-side agent daemon for PingVault — ships heartbeats, error logs, and internal health checks

Beacon SaaS collector — heartbeats, metrics, and agent discovery for OpenClaw agents

A powerful React hook for managing WebSocket connections with automatic reconnection, ping/pong heartbeats, and typed message handling.

Automagically report errors and heartbeats