Modern PHP 8.3+ library for parsing, editing, validating, and generating .env files with full comment preservation, formatting control, schema validation, and type-safe DTO config loading.

Rust sibling of safeatomic: low-level local filesystem primitives for atomic replace, write-once, append+fsync, rename+fsync-dir, and crash-aware persistence.

Plain-file persistence for Python with explicit guarantees: atomic visibility, crash durability, cooperative locks, checksums, runtime diagnostics, and small TLA+ protocol models.

Safe, atomic file operations MCP server for AI agents — edit files, escape SQL/shell, sync via SSH

Persistent LRU cache with atomic writes, portable file locking, zero dependencies. Drop-in replacement for functools.lru_cache that survives restarts.

A zero-dependency, transactional filesystem manager with atomic writes and persistent restoration.