Categories

Productivity

1. Product Launch Checklist

A free launch checklist for SaaS, apps, AI tools and more. Every step says why it matters and when you can skip it.

Productivity Marketing Tools Developer Tools

KingPrompt is an AI prompt engineering workbench and prompt library for engineers, developers, creators, and teams building with frontier AI models. It helps users create, customize, test, organize, and export structured prompts for coding, research, automation, content, data analysis, computer use, and voice agents. Users can browse ready-to-use prompt templates by task, including debugging, refactoring, API design, documentation, security audits, marketing, system prompts, and agent workflows. The workbench supports model-specific syntax profiles for Claude, GPT, Gemini, DeepSeek, and Grok, with configurable parameters, saved prompts, prompt synthesis, and an AI tools directory. Developers can also generate OpenAPI and JSON Schema tool definitions, database queries, Dockerfiles, React hooks, Mermaid diagrams, technical documentation, and data transformation pipelines, then contribute prompts through GitHub. KingPrompt reduces the time needed to turn an idea into a precise, reusable instruction while helping users adapt prompts to different AI models. Its combination of prompt templates, model calibration, creator submissions, and an AI ecosystem directory provides a practical alternative to standalone prompt collections.

Artificial Intelligence Developer Tools Productivity

3. Zero Revenue Club

A public directory for launched products at $0 lifetime revenue. Active listings rank by time at $0; products move to Graduates after first revenue while keeping their profile.

Productivity Platforms

4. NameIdeaBox

Explore thoughtful name generators, practical naming tools, and clear guides for people, products, and creative projects.

Marketing Tools Open Source Productivity

5. Neu Auto

Neu Auto is a simple and helpful automotive platform for people exploring their next vehicle. From finding a new car to tracking new car launches, we make it easier to discover models, compare features, and understand ownership costs. Explore the latest electric car options, discover an upcoming car, and use car comparison tools to make informed choices. Neu Auto also helps users find car dealer options, estimate car loan EMI, explore useful car accessories, and check car valuation before making a purchase. For two-wheeler buyers, the platform covers new bikes, electric bikes, bike accessories, new scooters, electric scooters, and upcoming bikes, along with helpful bike loan EMI information. For EV owners, Neu Auto makes planning easier with tools to find EV charging station locations and estimate travel expenses using an EV travel cost calculator. The platform also shares useful car news and bike news to help users stay informed about the automotive market. Whether you are researching a car, bike, scooter, or EV, Neu Auto brings vehicle discovery, comparisons, finance tools, valuation, accessories, and ownership information together in one easy-to-use platform.

Productivity Business Analytics Web Development

6. Client Closer Kit

Freelance closing scripts, follow-up checklist, Notion pipeline, and pricing templates — Starter $29 / Complete $47 one-time.

Sales Tools Productivity SaaS

7. KAI · 开gptAI

KAI · 开gptAI（kaigpt.ai）是独立第三方 ChatGPT Plus 代充服务，与 OpenAI 无隶属关系。支付宝扫码付款，为你自己的 ChatGPT 账号开通 Plus 或 Pro 5 倍版；支付确认并完成页面要求的提交后，常规订单通常 1–5 分钟完成。不索取密码和验证码，Session 只在 KAI 自有兑换页 kaigpt.pro 提交；因平台或履约原因无法开通的订单，核实后通过原支付宝交易全额退款。

Artificial Intelligence Productivity SaaS