
fxUSD Observer — An independent tracker for the f(x) Protocol ecosystem
Track and explore on-chain data for the f(x) Protocol and fxUSD.
@0xDrVV
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Track and explore on-chain data for the f(x) Protocol and fxUSD.
@0xDrVV

Collection of 125+ free calculators for finance, health, legal, real estate, and travel—no signup required.
@Arafat3599651 · X
Just launched 🧮 125+ free calculators — mortgage, BMI, debt payoff, compound interest, calories & more. No signup. No ads. Everything runs in your browser instantly. #buildinpublic #webdev #react

Scan and monitor AI-coded apps for security, performance, and code quality issues.
@Vibedoctor_io · X
Connect VibeDoctor MCP to Cursor, Copilot, Claude Code or Windsurf. Your agent gets a security gate built in. #ClaudeCode #AppSecurity #DevTools

Convert design mockups and screenshots to code automatically.
@AnimaApp · X
Image to code in 1 minute - 20x faster than Claude Code and with much higher fidelity. Try it at and let us know how we did 🤘

Analyze why your product is invisible to AI search and get code fixes to improve visibility.
@dreamingfounder · X
Tell me your thoughts on , we let you learn how to appear on AI recommendations

Eight free browser-based tools including JSON formatter, password generator, and color picker.
@Supportpintutec · X
Just launched QuickTools — 8 free online tools 🛠️ Word Counter • JSON Formatter • Password Generator • Color Picker 100% browser-based, no signup 🔗 #SideProject #WebDev #FreeTools #BuildInPublic

Track your placement prep by practicing DSA patterns with ChatGPT-powered guidance.
@8876sahil · X
If you tired of random DSA videos and unstructured placement prep. You can try trackMe a free placement tracker. Practice DSA pattern-wise, prepare topic-wise, and learn with ChatGPT. Feedback welcome. Share if useful

Search indexed open-source code and packages with version history, metadata, and dependency information.
@Jack_Timonen · X

Create disposable inboxes via API to capture emails and OTPs for test automation.
@MailFixture · X

Practice coding interviews, system design, and code review with an AI coach instead of a judge.
@preproomai · X
🟢Get ready for #vibecoding and AI #codereview. It is cutting-age & you can't miss: Time to ditch old-school @LeetCode ! #SoftwareEngineering #TechInterviews #CodingSkills #TechCareers #PrepRoom #TechCareers #SystemDesign #ITJobs #CareerGrowth

Rubber duck debugging chat accessible in-browser or via OpenAI-compatible API.
Antihero5759 · HN
I built a rubber duck chat that you can use through the browser but it's also OpenAI api compatible so you can plugin it in and use it through your favorite ai app. https://bearjcc-quack-language-model.hf.space/

Audit and optimize your local business visibility across ChatGPT, Perplexity, and Claude.
@Timemindai · X