Lightweight in-memory vector similarity cache — cosine-similarity nearest-neighbor lookup over a small in-memory vector set, for when a full vector DB is overkill.
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Asynchronous Pi subagents with nested delegation, parallel multi-agent orchestration, and supervision in herdr.
Line-level diff viewer for prompt template versions — see exactly what changed between two prompt revisions.
Streaming-friendly CSV parser and writer — handles quoted fields, embedded commas/newlines/quotes, and custom delimiters. Zero dependencies.
Rolling conversation context trimmer for LLM chat apps — keeps the most recent messages within a token budget while preserving a pinned system message.
Standalone Vanilla TypeScript audio player library with encapsulated Shadow DOM and sound horeg aesthetics.
Token-bucket rate limiter — per-key limiting for APIs, jobs, or LLM calls, with a pluggable clock for deterministic tests.
Token budget estimation and tracking for chained LLM calls — approximate token counting, per-call budgets, and running totals across a multi-step pipeline.
Lightweight prompt templating with {{var}} interpolation and version tracking, so you know which prompt version produced which LLM output.
React voice agent UI components with audio-reactive adapters for Vapi, ElevenLabs, LiveKit, Pipecat, OpenAI Realtime, Gemini Live, and custom voice AI apps.
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Pay x402 402s from JavaScript with a local key: a fetch, a CLI, and adapters for axios, got, Puppeteer and Playwright. Signs the EIP-3009 authorization, retries with the proof, keeps the pass. Node, Bun and Deno.
radical-code — Rust AI development framework CLI: setup wizard (config.db + encrypted secrets vault), TUI, REPL, multi-agent dispatch, MCP brain.
The default Open Autonomy starter kit: a complete repository that runs its own Hermes agent against the platform, with the SDK wired in. `bun create open-autonomy <dir>` scaffolds one.
Personalize any AI with dynamic instructions. One profile, one rule source, rendered for Claude, Codex, Cursor, Gemini and ChatGPT.
ego-browser (ego-lite) integration plugin for DSH: structured browser-automation tools (30+ ego_*) that drive the vendored ego runtime through ctx.subprocess, plus a realtime watch panel (live SSE screencast + direct mouse interaction + download capture +
Official Anthropic Messages SDK adapter for PurrA
pi provider extension backed by @cursor/sdk local agents
Production-ready Baileys fork ⚉ with AI groups, Meta AI prompting, safe compositing fallbacks, rich responses, interactive messages, albums, newsletters, and communities — with antiban wrappers.
Official OpenAI Responses and Chat Completions SDK adapter for PurrA
Reference SDK for RCP (REST Connector Protocol) — a lightweight, open protocol for exposing REST APIs as AI-callable tools.
Programmatic CI workflow utilities for documentation, releases, GitHub Actions, and Vitest reporting.
A standalone Lark/Feishu gateway and persistent cron bundle for DeepSeek Harness
Garuda Code — a multi-provider, tool-using AI coding agent for the terminal.
n8n community node for the Qwease ITSM API (tickets, users, KB, tasks, webhooks)
Local-first MDX kanban with native Claude Code control plane, .ok/ planning system, and embedded chat sidebar.
Minimal Antigravity provider for Pi Coding Agent
Portable AI skills by VK Datta, distributed through npm and installable with the vkd-skills CLI.