
21bags.io · Buy bags for your coins
21 bags. Put your coin in one. Anyone can buy it from you at your price, and you keep every dollar of the markup.
@DrDoubtPhD · X
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26 projects

21 bags. Put your coin in one. Anyone can buy it from you at your price, and you keep every dollar of the markup.
@DrDoubtPhD · X

Send, sign, and verify legally-binding signatures at one flat price.
@signfileio · X
Just shipped Signfile ( - SHA-256 fingerprint on every signed PDF - Public verification at /verify (no login) - 3 free contracts / month, no card - No per-document fees Day 1 of building in public.

Create predictions on any topic and trade with friends to earn coins.
@FirasAtoui1 · X
Prediction Market on iMessage

A peer-to-peer classifieds directory for real estate, vehicles, and collectibles. Priced in USDT, USDC, BTC, or ETH — no banks, no custody.
@Michael_Lewiis · X
Buy real estate, cars & more with crypto — directly, no cash-out to fiat. Listings directory, not a marketplace. Built solo. 🔗

Claim your spot. Outbid the world. Own #1 on the live crypto battlefield.
@mubashirshahhh · X
Who’s the real Crypto OG?

Rank cryptocurrencies by predicting their market positions on a future date.
@zohjag · X
Vibe coded a smol fun app :

Launch tokens and trade on Robinhood Chain instantly.
@nockwtf · X
No need to wait hours for vibe coded slop when you can already launch and trade on

Pick two cryptocurrencies to see what price Coin A would have at Coin B's market cap.
@BananaFlipX · X
Our crypto market cap calculator. Check it out 👇🏼

Memecoin arena: bid SOL or USDC from Phantom to rank your token.
@PasthiDev · X
memecoin version of outbid! ahahah
Monitor crypto markets with real-time screeners, liquidation tracking, and chart-pattern alerts.
@Coinbeaconhq · X

Buy and sell digital downloads on uAccess. Upload a file, set a USD price, and get paid in ETH, POL, BNB, AVAX, or SOL with instant delivery after payment.
@UAccessCrypto · X
- easy web 3 digital downloads

Screen cryptocurrency wallet addresses to assess risk and trace money flows across 40+ blockchains.
@zerufinance · X
Screen any wallet. Get a verdict, a risk score, and the money trail behind it. zScreen now also ships as an MCP server. Add it to Claude Code, Cursor, or any agent, and it can screen an address itself before it acts, no API docs required. Try it: