Top Picks

Open-source AI SEO optimizer CLI that audits pages, generates meta tags, analyzes keyword gaps, and drafts blog outlines. It can run free for audits and uses a KianBot API key for AI-assisted features.

An AI email assistant that lets people send a question or long email to [email protected] and get back a summary, answer, actions, dates, or draft response by email, with no signup and a free tier.

An agent skill for starting or extending Django projects, with ready-made scaffolding, stack choices, and safeguards for common production pieces like auth, jobs, Redis, email, and deploy setup.

A WordPress weather widget plugin with shortcode, Gutenberg block, sidebar support, auto-location, multilingual output, and a lightweight embedded UI.

A free, private hormone interpretation tool that calculates free testosterone and maps testosterone-related markers into a feedback-pathway view with lab-specific guidance.

A Claude plugin that adds interactive architecture diagrams to Plan Mode, letting users review, annotate, and revise system designs in real time.

An open-source research framework for structured LLM evaluation, claim verification, and source-grounded reflective reasoning. The repo describes modular components for retrieval, semantic scoring, skeptical claim checking, and benchmark-style epistemic assessment.

Hosted server and open-source repo for playing multiplayer games with Claude Code in the CLI, starting with chess and comedy battle modes.

Sharper AI is an AI office assistant that works from your documents and connected apps to research, draft, summarize, schedule, and produce cited deliverables.

A showcase of 27 explorable Three.js worlds built autonomously by 9 coding models from the same brief.

A Go-based CLI for managing Python virtual environments, with MCP tools for AI agents, typed JSON snapshots, ephemeral execution, and file-watcher sync for evolving scripts.

A curated dataset of sandboxes and related approaches for running AI coding agents with isolation, network control, or credential mediation.

A browser-based AI music generator that creates songs, instrumentals, beats, hooks, and background music from prompts, lyrics, and style tags. The page also includes example tracks, usage guidance, FAQ content, and pricing/credit details.

An AI strategy benchmark that pits frontier language models against each other in turn-based games and records decision logs and raw replays.

A developer tool for adding Sign in with ChatGPT and using signed-in OpenAI access in apps via a TypeScript SDK and auth headers.

Lucid is a browser-based tool for inspecting what a language model is representing before it answers, using Anthropic’s Jacobian lens. It supports small open models, lets users type prompts, view concepts across layers, and export shareable session slices.

A local web UI for turning Claude Code and Codex agent logs into a live, readable chat feed with parent-child session trees, deep links, and real-time updates.

Kiwi is a secure agentic control plane for running autonomous developer loops in the cloud while keeping secrets on the local machine. The repo describes a reverse-tunnel flow, credential caching, pause/resume behavior, Docker sandboxing, and a dashboard for monitoring tasks.

A GitHub repository guide to running state-of-the-art LLMs on local hardware, with concrete build notes, cost breakdowns, and runnable configs for large models.

NamedLocal checks whether a local contractor business appears in AI-generated recommendations, then offers a free breakdown and a paid report with competitor and citation insights.

Deterministic CLI that scans AI-generated code for bad API integrations using AST-based rules. It supports providers like Supabase, Auth0, Firebase, Resend, Twilio, and OpenAI-related tools, and can be run directly or installed as an agent skill.

A Claude Code-based operating system for running executive workflows across research, communications, CRM, content, and operations, with a split between a public engine repo and a private data repo.

Minimal Erlang library for calling OpenAI and Anthropic models, with tool-use support and a built-in JSON encoder/decoder.

An open-source, Kubernetes-shaped control loop for agent-driven work. It watches external systems, makes one LLM-driven move per beat, and supports human-in-the-loop approvals through a file-based contract.