Projects项目
Things I've Built我做过的项目
From an institutional angel fund to fully autonomous AI creators — a selection of ventures and experiments I've started or built.从机构化天使基金，到全自动的 AI 创作者——这是我发起或亲手构建的部分项目与实验。
My Primary Work我最主要的身份
PreAngel Fund PreAngel 基金
One of the most active angel investment funds in China focusing on early-stage tech startups中国最活跃的天使投资基金之一，专注早期科技创业公司
Founded in 2011 with a modest $15,000 check, PreAngel has grown into a powerhouse of early-stage investing, backing over 300 technology startups across healthcare, fintech, blockchain, mobile internet, and AI. Its founder-centric, mission-driven philosophy emphasizes early engagement, long-term partnership, and value-add beyond capital.PreAngel 基金创立于 2011 年，以一张 1.5 万美元的支票起步，如今已成长为早期投资的重要力量，投资了 300 多家科技创业公司，覆盖医疗、金融科技、区块链、移动互联网和 AI 等领域。它以创始人为本、使命驱动，强调早期介入、长期陪伴，以及资本之外的增值。
MacroAlpha 宏观阿尔法
Leo's cognitive laboratory — macro, AI, and the nature of consciousness王利杰的认知实验场
MacroAlpha is angel investor Leo Wang's laboratory for thinking — exploring macro economics and investing, the AI and tech frontier, and the ultimate nature of consciousness, all in pursuit of one question: what are the first principles by which the world really works. Updated daily across seven free series spanning current affairs, Buddhist deconstruction, AI philosophy and frontier science, with every article paired to a matching video.宏观阿尔法是天使投资人王利杰（Leo）的认知实验场，关心宏观经济与投资、AI 与科技前沿、意识的终极本质——三者指向同一个追问：世界运行的第一性原理是什么。每日更新，七大免费系列覆盖社会热点、佛学解构、AI 哲思与前沿科学，文章与同名视频同步发布。
Macro & InvestingAIPhilosophyDaily ContentVideo
Outlier Investor 《异类投资人》
A practical guide to angel investing, debunking myths and detailing essential skills and strategies for success一本天使投资实战指南，破除迷思，详解成功所需的关键技能与策略
Published in 2016, "Outlier Investor" distills years of hands-on experience into a revolutionary yet simple premise: with experience and modest savings, anyone can become an angel investor. It details a "rapid-fire," founder-centric methodology and carries endorsements from leading Chinese investors including Mike Cai, Bob Xu, Lei Jun, and Kai-Fu Lee.《异类投资人》出版于 2016 年，将多年实战经验凝练成一个颠覆却朴素的命题：只要有经验和一笔不多的积蓄，任何人都可以成为天使投资人。书中详述了一套“快准狠”、以创始人为本的方法论，并获得蔡文胜、徐小平、雷军、李开复等中国顶尖投资人的推荐。
Angel InvestingEntrepreneurshipVenture CapitalInvestment StrategyStartup Ecosystem
Utilities Tools 实用工具站
A growing library of fast, free, privacy-first web utilities快速、免费、隐私优先的在线工具库
Utilities Tools is a single-domain library of small, fast, free web utilities — each tool a focused page that runs client-side for speed and privacy. An autonomously operated, compounding portfolio of SEO assets, it adds dependable everyday tools that earn their place by being genuinely useful.Utilities Tools 是一个聚合在单一域名下的实用工具库，每个工具都是一个专注、快速、免费的页面，默认在浏览器本地运行，兼顾速度与隐私。它是一个自主运营、持续复利的数字资产组合，靠真正好用、日常可依赖来积累自然流量。
Web UtilitiesSEOAstroClient-SideAutomation
Wiki for What 元知识学前班
Meta-knowledge kindergarten — master the underlying concept first, from first principles自学任何东西之前，先用第一性原理把底层概念整明白
Wiki for What is a "meta-knowledge kindergarten": before you teach yourself any subject, it uses first principles to make the one foundational concept underneath it crystal clear. Delivered in a chalkboard-sketch visual style, it turns the prerequisite idea you skipped into something you actually understand.Wiki for What（元知识学前班）主张：在你自学任何东西之前，先用第一性原理，把那块最该先搞懂的底层概念彻底整明白。以「黑板上的彩色粉笔」视觉风格呈现，把你跳过的那个前置概念真正讲透。
First PrinciplesEducationExplainer VideoKnowledge
Free Browser Gaming 免费网页游戏
Tiny games, woven to delight小游戏，编织成乐趣
Free Browser Gaming is an English-language casual-game portal where many high-traffic browser games live under one roof, each instantly playable with no download or install. Every game loads fast on desktop and phone, free to play with honest in-game purchases.Free Browser Gaming 是一个英文休闲游戏门户，把众多高流量网页小游戏汇聚在同一个站点，点开即玩、无需下载安装。每款游戏在桌面和手机上都能秒开，免费畅玩、内购诚实透明。
HTML5 GamesCasual GamingWebFree-to-Play
SkillsMCP SkillsMCP
Top up once, install one MCP, pay per call for verifiable AI capabilities充一次值、装一个 MCP，按次调用可验真的 AI 能力
SkillsMCP is a pay-per-use marketplace of AI agent capabilities, delivered as a single MCP server and HTTP gateway. Top up once and install one MCP, and any agent can call a curated set of programmatically verifiable capabilities on demand — no per-vendor signups, cards, or monthly fees. Every charge is backed by full reserves and only bills for results that can be verified.SkillsMCP 是一个按次计费的 AI agent 能力市场，以单一 MCP server（兼 HTTP 网关）交付。充一次值、装一个 MCP，任何 agent 就能按需调用一批程序可验真的能力，免去逐家注册、绑卡、月费。每一笔计费都有等额储备支撑，且只对可验真的结果收费。
MCPAI AgentsPay-Per-UseAPI Gateway