OpenCode plugin that tracks per-session token usage (input, output, reasoning, cache, cost) in the sidebar

Replay-aware token measurement service (ctx.tokenMeter) for the DeepSeek Harness

A cache object that deletes the least-recently-used items.

A lightweight cache for file metadata, ideal for processes that work on a specific set of files and only need to reprocess files that have changed since the last run

Token-meter-driven compaction policy and LLM summarization backend for the DeepSeek Harness

Require hook for automatic V8 compile cache persistence

A simple key/value storage using files to persist the data

Model selection: the /model popupSelect over session.models / session.selectModel

Theme plugin: ThemeService (light/dark/system preference, prefers-color-scheme resolution, theme/change snapshots; no DOM), --dsw-* token base stylesheets; registers the Appearance settings row

LRU and FIFO caches for Client or Server

Require hook for automatic V8 compile cache persistence

Parses Cache-Control and other headers. Helps building correct HTTP caches and proxies

Reads and caches the entire contents of a file until it is modified

TypeScript definitions for http-cache-semantics

A generational cache with strict entry-count limits and payload validation.

Basic object cache with `get`, `set`, `del`, and `has` methods for node.js/javascript projects.

[](https://www.npmjs.com/package/@aws-sdk/endpoint-cache) [](https://www.npmjs.com/package/@aws-sdk/e

Local build cache provider for Expo

High Performance In-Memory Cache for Node.js

The time-based use-recency-unaware cousin of [`lru-cache`](http://npm.im/lru-cache)