Local-first CLI and TypeScript library that reads JSONL session logs from Claude Code, Codex, and 13 other coding agents to produce daily/weekly/monthly/session/billing-block reports of token spend.
Package-level reference for the Vercel AI SDK — streamText, generateObject, tool calling, structured output, and the multi-provider model interface.
Package-level reference for the Astro framework on npm — install, integration ecosystem, runtime support, and SSR/SSG adapter gotchas.
Package-level reference for axios — interceptors, request configuration, error handling, and the migration story from 0.x to 1.x.
Package-level reference for @biomejs/biome on npm — install, single-binary toolchain replacing prettier+eslint, Node support, and alternatives.
Package-level reference for body-parser on npm — JSON, urlencoded, raw and text middleware, webhook signatures, and Express 4.16+ bundling.
Package-level reference for the chalk ANSI-styling library on npm — install, ESM-only policy, peer-deps, and alternatives.
Package-level reference for the commander CLI framework on npm — install, version policy, TypeScript extras, and alternatives.
Package-level reference for concurrently on npm — install, output prefixing, kill-others, race-mode, and the npm-run-all2 comparison.
Package-level reference for cors on npm — preflight handling, credentialed requests, dynamic origins, and Express integration.
Package-level reference for cypress on npm — install size, binary caching, peer-dep landscape, playwright competition, and component-testing add-ons.
Package-level reference for the Day.js date library on npm — install, plugin model, version policy, and alternatives.
Package-level reference for debug on npm — namespace pattern, DEBUG env enable, browser vs Node, and production wrapping.
Package-level reference for the diff2html-cli renderer on npm — install, runtime support, peer-deps, and alternatives.
Package-level reference for the dotenv config loader on npm — install, native Node alternatives, dotenvx successor, and gotchas.
Package-level reference for Drizzle ORM — schema definitions, type-safe queries, relations, migrations with drizzle-kit, and deployment patterns.
Package-level reference for the Effect library — Effect values, generators, fibers, error channels, dependency injection, and the 2.x → 3.x migration.
Package-level reference for Elysia — end-to-end type safety, plugins, Eden RPC client, schema validation, and Bun-first deployment.
Package-level reference for esbuild on npm — bundle CLI, transform API, JS API, plugin system, and trade-offs vs Rollup, Webpack, and Vite.
Package-level reference for eslint on npm — install variants, flat config (v9) vs legacy .eslintrc, typescript-eslint, plugin ecosystem, and alternatives.
Package-level reference for Express on npm — install, middleware model, Node support, 4-to-5 migration, and production deployment.
Package-level reference for the Fastify framework on npm — install, plugin model, Node support, and validation/encapsulation gotchas.
Package-level reference for form-data on npm — file uploads, streaming, headers, and the modern FormData web standard alternative.
Package-level reference for helmet on npm — default headers, CSP customization, per-route overrides, HSTS, and v7→v8 migration.
Package-level reference for Hono — minimal routing, typed handlers, middleware, RPC client, and deployment to Cloudflare Workers, Bun, Deno, Node, and Vercel Edge.
Package-level reference for http-server on npm — install, HTTPS, gzip, proxy mode, basic auth, and the serve comparison.
Package-level reference for ioredis on npm — cluster, sentinel, pipelining, Lua scripts via defineCommand, and stability characteristics.
Package-level reference for jest on npm — install variants, transformer ecosystem, peer-dep landscape, vitest competition, and migration paths.
Package-level reference for lodash on npm — modular imports, ES2020+ replacements, lodash/fp, debounce/throttle, and the honest 'you might not need this' framing.
Package-level reference for mongoose on npm — schemas, models, transactions, populate, indexes, and 7-to-8 migration.
Package-level reference for mysql2 on npm — promise API, prepared statements, pooling, streaming, and migration from mysql.
Package-level reference for Next.js — App Router, server components, server actions, middleware, caching, and the 14 → 15 → 16 migration path.
Package-level reference for node-fetch on npm — v2 (CJS) vs v3 (ESM), why Node 18+ built-in fetch obviates it, and migration paths.
Package-level reference for nodemon on npm — watch globs, exec patterns, config files, and how it compares to node --watch and tsx watch.
Package-level reference for npm-check-updates on npm — install, Node support, the ncu binary, doctor mode, workspaces, and where it fits next to npm outdated, taze, and bun update.
Package-level reference for npm-run-all2 on npm — install, glob-based script matching, run-s vs run-p, and migration from the unmaintained npm-run-all.
Package-level reference for openai on npm — Chat Completions, the Responses API, streaming, tool calls, structured outputs, embeddings, and the v4→v5 migration.
Package-level reference for oxc-transform on npm — Rust transformer from the oxc toolchain, TS/JSX support, current API maturity, and place in the ecosystem.
Package-level reference for node-postgres on npm — pools, parameterized queries, transactions, LISTEN/NOTIFY, and COPY streaming.
Package-level reference for pino on npm — child loggers, redaction, transports, serializers, and migration notes.
Package-level reference for @playwright/test and playwright on npm — install variants, browser-binary download, fixtures, traces, and alternatives.
Package-level reference for prettier on npm — install variants, v3 ESM-only switch, plugin model (Tailwind, Astro, etc.), Node support, and alternatives.
Package-level reference for prisma (CLI) and @prisma/client (runtime) on npm — install, generator, peer setup, Node and database support, and alternatives.
Package-level reference for qs on npm — nested objects, arrays, allowDots, prototype-pollution history, and URLSearchParams comparison.
Package-level reference for the React library on npm — install, paired react-dom, server-component model, and upgrade gotchas.
Package-level reference for react-dom — client/server rendering, hydration, portals, flushSync, and the React 19 root API.
Package-level reference for node-redis on npm — pipelining, pub/sub, TTL, the v3-to-v4 API rewrite, and rate-limit patterns.
Package-level reference for rimraf on npm — install, API, why it still exists in the Node fs.rm era, and migration paths.
Package-level reference for rolldown on npm — Rust rewrite of Rollup, API compatibility goals, current limitations, and the Vite migration path.
Package-level reference for rollup on npm — library bundling, multi-format output, plugin ecosystem, tree shaking, and the Rolldown migration.
Package-level reference for serve on npm — install, SPA fallback, auth, CORS, and when to reach for caddy or python -m http.server instead.
Package-level reference for ts-node on npm — TypeScript-aware REPL, transpile-only mode, ESM loader, and its tsx-driven decline.
Package-level reference for tsx on npm — enhanced Node.js runtime for TypeScript and ESM, watch mode, ts-node replacement, and Node loader integration.
Package-level reference for turbo on npm — install, pipelines, remote cache, filter syntax, and the Nx / pnpm-workspaces comparison.
Package-level reference for type-fest on npm — install (dev-only, pure types), TS version requirements, recursion limits, and alternatives.
Package-level reference for uuid on npm — v4 random, v5 namespace, v7 sortable, ESM-only since v9, and namespace pattern.
Package-level reference for valibot — schemas, transforms, pipes, branding, safeParse, and the tree-shaking advantage over zod.
Package-level reference for the vercel CLI on npm — install, Node support, command surface, project linking model, and where it fits next to wrangler / netlify-cli.
Package-level reference for vite on npm — install variants, scaffold templates, plugin ecosystem under @vitejs/plugin-*, framework integrations, and alternatives.
Package-level reference for vitest on npm — install variants, vite peer-dep, UI and coverage add-ons, environments, and alternatives.
Package-level reference for Vue 3 — Composition API, reactivity, single-file components, the Vue 2 → 3 migration, and the broader ecosystem (Pinia, Vue Router, Nuxt).
Reference for the legacy @vue/cli npm package — install, command surface, plugin model, and why create-vue + Vite is the recommended path for new projects.
Package-level reference for webpack on npm — loaders, plugins, code splitting, asset modules, module federation, and the slow migration toward Rspack and Vite.
Package-level reference for winston on npm — transports, formats, levels, daily rotation, and production patterns.
Package-level reference for the wrangler CLI on npm — install, Node support, transitive dependency footprint, and platform-binding gotchas.
Package-level reference for ws on npm — client/server, broadcast, heartbeat, compression, and security pitfalls.
Package-level reference for yargs on npm — command builders, middleware, prototype-pollution history, and alternatives like commander.
Package-level reference for zod on npm — install variants, v4 breaking changes (looseObject, mini build), companion packages, and alternatives.
Package-level reference for anyio on PyPI — install, version policy, task groups, cancel scopes, and the API that runs identically on asyncio and trio.
Package-level reference for attrs on PyPI — install, @define vs @attr.s, validators, converters, and comparison with dataclasses.
Package-level reference for the autogen-agentchat / autogen-core / autogen-ext family on PyPI plus the legacy pyautogen — install, rename history, versioning, and alternatives.
Package-level reference for beautifulsoup4 on PyPI — install variants, parser-backend selection (lxml/html5lib/html.parser), and alternatives.
Package-level reference for black on PyPI — install variants, version policy, the [d] and [jupyter] extras, and how it relates to ruff format.
Package-level reference for boto3 on PyPI — install, sessions, clients vs resources, paginators, version policy, and alternatives.
Package-level reference for certifi on PyPI — what the bundle contains, install, integration with requests / urllib3 / ssl, alternatives.
Package-level reference for cffi on PyPI — install, ABI vs API modes, build patterns, and integration with system libraries.
Package-level reference for charset-normalizer on PyPI — what it does, install, integration with requests, version policy, and alternatives.
Package-level reference for chromadb on PyPI — install variants, server/client split, embedding-function extras, and alternative vector stores.
Package-level reference for the click CLI toolkit on PyPI — install, version policy, extras, and alternatives.
Package-level reference for the crewai library on PyPI plus the crewai-tools companion — install, versioning, and multi-agent alternatives.
Package-level reference for the cryptography library on PyPI — install, version policy, Fernet, asymmetric keys, X.509, and TLS contexts.
Package-level reference for Dagster on PyPI — install variants, the dagster-* plugin family, version policy, and alternatives.
Package-level reference for Django on PyPI — install variants, LTS release cadence, ecosystem companions, and alternatives.
Package-level reference for DSPy on PyPI — the dspy / dspy-ai rename, install variants, version policy, and alternatives.
Package-level reference for duckdb — install, versioning, extensions, and gotchas. In-process columnar OLAP for Python.
Package-level reference for FastAPI on PyPI — install variants, version policy, the `[all]` extra, ecosystem companions, and alternatives.
Package-level reference for Flask on PyPI — install variants, version policy, extension ecosystem, and alternatives.
Package-level reference for fsspec on PyPI — install, protocols, chained URIs, caching layers, and integration with pandas / dask.
Package-level reference for google-genai (the current Gemini SDK) and its predecessor google-generativeai — install, auth, versioning, and alternatives.
Package-level reference for the guidance library on PyPI — install, LLM-provider extras, versioning, and alternatives like instructor and outlines.
Package-level reference for haystack-ai on PyPI — install variants, the farm-haystack v1 → haystack-ai v2 rename, integrations, and alternative frameworks.
Package-level reference for httpx on PyPI — install variants, version policy, extras, transport options, and alternatives.
Package-level reference for idna on PyPI — IDNA2008 vs UTS46, encode/decode, install, integration with requests / urllib3, alternatives.
Package-level reference for importlib-metadata on PyPI — install, distribution lookups, entry points, and the stdlib relationship from Python 3.10+.
Package-level reference for Jinja2 on PyPI — install, version policy, autoescape gotchas, sandboxing, and the template features behind Flask, Ansible, and Sphinx.
Package-level reference for the jupyter meta-package on PyPI — install variants, what it pulls in, version policy, and alternatives.
Package-level reference for the langchain family on PyPI — install variants, partner packages, version churn, and alternatives.
Package-level reference for the langsmith SDK on PyPI — install, versioning, env-var setup, and observability alternatives.
Package-level reference for Litestar on PyPI — install variants, version policy, the `[full]` extra, ecosystem companions, and alternatives.
Package-level reference for loguru on PyPI — install variants, version policy, and how it coexists with (does not replace) the stdlib logging module.
Package-level reference for markupsafe on PyPI — install, the Markup class, escape semantics, and its role as a Jinja2/Flask/Django dependency.
Package-level reference for matplotlib on PyPI — install variants, backends, version policy, extras, and alternatives.
Package-level reference for modin — install, backend extras, versioning, and gotchas. Speeds up existing pandas code with a one-line import swap.
Package-level reference for mypy on PyPI — install variants, Python compat, the types-* stub-package ecosystem, and alternatives.
Package-level reference for numpy — install, versioning, ABI breaks, extras, and gotchas. The bedrock of the Python scientific stack.
Package-level reference for packaging on PyPI — Version, SpecifierSet, Requirement, markers, install, alternatives.
Package-level reference for pandas — install, versioning, Python compatibility, extras, and gotchas. The de-facto DataFrame library on PyPI.
Package-level reference for Pillow on PyPI — install variants, format-specific native deps, version policy, and alternatives.
Package-level reference for platformdirs on PyPI — install, version policy, alternatives, and the per-OS path conventions it returns.
Package-level reference for pluggy on PyPI — install, version policy, alternatives, and the hookspec/hookimpl model that powers pytest, tox, and devpi.
Package-level reference for polars — install, versioning, extras, and gotchas. The Rust-powered Arrow-native alternative to pandas.
Package-level reference for pre-commit on PyPI — install variants, hook-pinning model, and how it composes with ruff, black, and mypy.
Package-level reference for Prefect on PyPI — install variants, version policy, cloud-vs-OSS extras, and alternatives.
Package-level reference for the protobuf package on PyPI — install, backend selection (upb / pure-Python / C++), .proto compilation, and gRPC integration.
Package-level reference for pycparser on PyPI — install, AST walking, fake stdlib headers, and use as a cffi dependency.
Package-level reference for Pydantic on PyPI — install variants, v1 vs v2 split, optional extras, and alternatives.
Package-level reference for Pygments on PyPI — install, version policy, lexers, formatters, and the pygmentize CLI it ships.
Package-level reference for pytest on PyPI — install variants, version policy, the pytest-* plugin ecosystem, and alternatives.
Package-level reference for python-dateutil on PyPI — parser, relativedelta, rrule, timezone, install, alternatives.
Package-level reference for PyYAML on PyPI — safe_load vs load, dump, custom tags, install, alternatives like ruamel.yaml.
Package-level reference for qdrant-client on PyPI — install variants, server version matching, gRPC vs HTTP, fastembed extras, and alternatives.
Package-level reference for ragas on PyPI — install variants, LLM-as-judge dependencies, metric churn, and alternative evaluators.
Package-level reference for reflex on PyPI — install variants, Node.js requirement, version policy, and alternatives.
Package-level reference for the requests HTTP client on PyPI — install variants, version policy, extras, and alternatives.
Package-level reference for rich on PyPI — install variants, single-file design, version policy, and alternatives.
Package-level reference for ruff on PyPI — install variants, fast-moving version policy, and how a single binary subsumes flake8, isort, pyupgrade, and black.
Package-level reference for scikit-learn — install, versioning, extras, and gotchas. The de-facto classical-ML library on PyPI.
Package-level reference for scipy — install, versioning, submodules, license caveats, and gotchas. Optimization, statistics, signal processing, and linear algebra.
Package-level reference for semantic-kernel on PyPI — install variants, the Python vs .NET split, provider extras, and alternative frameworks.
Package-level reference for the sentence-transformers library on PyPI — install, transformers/torch deps, model registry, and embedding alternatives.
Package-level reference for six on PyPI — what it did, why it still appears in dependency trees, and why new code should avoid it.
Package-level reference for SQLAlchemy on PyPI — install variants, dialect drivers, version policy, extras, and alternatives.
Package-level reference for SQLModel on PyPI — install, version policy, dependencies, and alternatives.
Package-level reference for the streamlit framework on PyPI — install variants, version policy, extras, and alternatives.
Package-level reference for tqdm on PyPI — install variants, notebook extra, version policy, and alternatives.
Package-level reference for the Hugging Face transformers library on PyPI — install extras, backend choice, versioning, and alternatives.
Package-level reference for trulens-eval on PyPI — install variants, the trulens umbrella rename, framework extras, and alternative evaluators.
Package-level reference for the Typer CLI library on PyPI — install variants, version policy, extras, and alternatives.
Package-level reference for typing-extensions on PyPI — what's backported, install, version policy, and migration to stdlib.
Package-level reference for unstructured on PyPI — install variants, the huge extras tree, system-level dependencies, and alternative parsers.
Package-level reference for urllib3 on PyPI — connection pooling, retries, TLS, version policy, and alternatives.
Package-level reference for weaviate-client on PyPI — install variants, the v3 → v4 API split, gRPC, and alternative vector stores.
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