Cascading failure prevention proxy

Universal health-check abstraction

Cross-platform file-based semaphore for process synchronization in Node.js

JSON schema compliance checking

Memory-efficient streaming JSON parser

SHA-256 hash-based content storage

HTML/Markdown to compressed search index

Union case coverage verification for TypeScript

Event to flame graph visualization

Directory synchronization via manifest diffs

Self-describing binary wire protocol with TLV format

Compile-time optional instrumentation

Multi-version API routing and logic

Encrypted secret injection for deployments

Standard RPC request/response envelope wrapping

Local service discovery via UDP multicast

Stateless Ed25519 token generation

ENV + config + CLI arg merging - Part of Tuulbelt

Error format + serialization with context preservation - Part of Tuulbelt

Concurrent-safe progress updates for CLI tools - Part of Tuulbelt