
HuPow - Human Proof of Work
Use Proof-of-Work to verify senders are human and keep AI bots out of your inbox.
cmbza · HN
HuPow – Proof-of-Work to stop AI bots in your inbox
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Use Proof-of-Work to verify senders are human and keep AI bots out of your inbox.
cmbza · HN
HuPow – Proof-of-Work to stop AI bots in your inbox

Convert client extra-work requests into professional pricing proposals for instant approval.
@ivelin_dev99 · X
ProofNod solves unpaid scope creep for freelancers and small agencies. When a client asks for extra work, you send the price/timeline impact, get a clear yes, then start. Private beta opens July 1, first 50 founding members get 50% off.

Damian is the platform that lets people gain real work experience before they get the job. Build a verified portfolio through realistic industry projects.
@i_Am_Gilead · X

Collect and display customer testimonials with analytics to track conversion impact.
@AmyVaradkar · X
It solves the scattered testimonial problem. Freelancers and agencies collect feedback via shareable form, display it anywhere, get real analytics on what converts. Beta access available right now which gives free pro plan for 15 days.

Record real achievements on a blockchain verified through AI and peer review.
Proof of Awesome — AI 辅助的学术同行评审的共识机制,将你的真实成就永久记录在区块链上,用有意义的人类成就取代传统挖矿 - [更多介绍](https://proof-of-awesome.app/call-for-achievement)

Collect and display customer testimonials with white-label widgets and multiple import sources.
@builderwl · X
hey guys I built it

Hiring marketplace where developers submit verified GitHub work, get evaluated blind, and build portfolios.
@BowenBuildsOne · X
Builders Echo - A proof-of-work hiring marketplace where companies post real engineering challenges and candidates submit GitHub-backed work, evaluated with blind review. Candidates will overtime build a strong portfolio of verified skills and experiences

Drop files to generate cryptographic proof they haven't changed—verified entirely in your browser.
@WiseEstSystems · X

Create landing pages to test startup ideas and measure email conversions.
@joffreyio · X

Audit citations and verify authorship to prove the authenticity of your academic work.
@clawncore · X

Secure client portal for sharing files, answers, and approvals with real-time status visibility.
@danielkleach · X
is a branded client portal for files, answers, sign-offs, and signatures. No more scattered email threads, docs in Google Drive, or confusion about who is waiting for whom. Business and client both see what is done and what is in progress on both sides, in

Get human-verified proof that your AI-built app actually works.
@ArgosXAI · X
- a tool for intelligently testing vibe coded apps, because AI can’t grade its own homework. 🙂