Consistently growing npm packages

1. 1
   metaharness↗

   #1 now–new

   MetaHarness — mint a custom AI agent harness from any repo. Browser Studio + `npx metaharness` CLI. Runs on Claude Code, Codex, pi.dev, Hermes, OpenClaw, RVM, Prime Agent.

   v0.4.21
   10004 days
2. 2
   ruvector↗

   #3 now–new

   Self-learning vector database for Node.js — native HNSW, ONNX embeddings, GNN, attention, SONA routing, and an MCP server for agents

   v0.3.14
   9664 days
3. 3
   mcp-remote↗

   #2 now–new

   Remote proxy for Model Context Protocol, allowing local-only clients to connect to remote servers using oAuth

   v0.16.5
   9504 days
4. 4
   evlog↗

   #5 now–new

   Modern TypeScript logger — simple logs, wide events, structured errors. Built for scripts, libraries, jobs, edge, and HTTP. One drain pipeline everywhere.

   v2.35.1
   8964 days
5. 5
   boneyard-js↗

   #8 now2new

   Pixel-perfect skeleton loading screens. Wrap your component in <Skeleton> and boneyard snapshots the real DOM layout — no manual descriptors, no configuration.

   v1.10.0
   8734 days
6. 6
   hyparquet-writer↗

   #18 now3new

   Parquet file writer for JavaScript

   v0.18.0
   7304 days
7. 7
   configure↗

   #14 now6new

   Identity layer SDK for AI agents

   v1.7.6
   7154 days
8. 8
   e2e↗

   #10 now1new

   SDK, runner, and CLI for agentic end-to-end testing

   v0.23.0
   6954 days
9. 9
   billion-context↗

   best #5new

   A context-compression plugin — small context windows (a 100K context is enough), 5x fewer tokens, month-long single sessions (billions of tokens), and compression quality — for all agents: pi, OpenCode, Codex, Claude…

   v0.1.212
   6883 days
10. 10
    eve↗

    #9 now1new

    Filesystem-first framework for durable backend AI agents that run anywhere.

    v1.0.0-rc.6
    6324 days
11. 11
    acpx↗

    #13 now1new

    Headless CLI client for the Agent Client Protocol (ACP) — talk to coding agents from the command line

    v0.22.0
    6134 days
12. 12
    agent-device↗

    best #9new

    Open source device layer for AI coding agents: a CLI, MCP server, and typed Node.js API to control mobile, web, TV, and desktop apps on devices and simulators, locally or in the cloud.

    v0.21.36
    6063 days
13. 13
    sherpa-onnx-linux-x64↗

    #21 now3new

    Speech-to-text, text-to-speech, speaker diarization, and speech enhancement using Next-gen Kaldi without internet connection

    v2.0.1
    6024 days
14. 14
    polotno↗

    #6 now3new

    Design editor SDK: embed a Canva-like editor, generate designs from templates and data, export PNG, PDF, and video in the browser or on a server.

    v4.19.1
    5934 days
15. 15
    vite-svg-loader↗

    #11 now1new

    Vite plugin to load SVG files as Vue components

    v5.1.3
    5673 days
16. 16
    use-webmcp-tool↗

    #4 now–new

    React hook for registering WebMCP tools (document.modelContext) with lifecycle-managed registration and MCP result normalization.

    v0.3.0
    5532 days
17. 17
    sherpa-onnx-node↗

    #25 now6new

    Speech-to-text, text-to-speech, speaker diarization, and speech enhancement using Next-gen Kaldi without internet connection

    v2.0.1
    5484 days
18. 18
    mcp-use↗

    best #7new

    MCP framework and CLI built on the official v2 SDK

    v2.12.2
    5402 days
19. 19
    hyparquet↗

    #33 now8new

    Parquet file parser for JavaScript

    v1.33.0
    5304 days
20. 20
    agentic-flow↗

    #7 now–new

    The agentic meta-harness — freeze the model, evolve the harness. An open runtime that routes each query to the cost-optimal model, evolves its own harness (planner/context/reviewer/retry/tool/memory/score policy) and…

    v3.4.1
    5243 days
21. 21
    n8n-nodes-mcp↗

    best #7new

    MCP nodes for n8n

    v0.1.37
    5022 days
22. 22
    figma-developer-mcp↗

    best #14new

    Give your coding agent access to your Figma data. Implement designs in any framework in one-shot.

    v0.13.2
    4804 days
23. 23
    agent-cli-detector↗

    #22 now2new

    Detect whether a JavaScript CLI is running inside a coding agent.

    v0.1.7
    4754 days
24. 24
    vite-plugin-lib-inject-css↗

    #17 now1new

    Inject css at the top of chunk file in lib mode using `import` statement, support multiple entries.

    v2.2.2
    4723 days
25. 25
    cf↗

    #20 now2new

    The Cloudflare CLI

    v1.0.0-beta.28
    4664 days

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