published by br0ski777

50 listings on this page, in order of arrival. Each one has its own page with README, repository facts and source links.

1. Address Validator API
   Parse, validate and normalize postal addresses. Detect country, verify format. x402.
2. AI Text Summarizer API
   Summarize text or URLs into key points with compression ratio and reading time. x402 USDC.
3. Airdrop Checker API
   Check wallet eligibility for active crypto airdrops — LayerZero, EigenLayer, Scroll. x402.
4. Barcode Generator API
   Generate barcodes — EAN-13, UPC-A, Code128, Code39. Returns SVG. x402 micropayment.
5. Base DeFi Yield Optimizer API
   Base chain DeFi yields — Aerodrome, Moonwell, APY, TVL, risk scores. x402.
6. Base64 Codec API
   Encode/decode base64 and URL-safe base64. x402 micropayment.
7. Cross-Chain Bridge Route API
   Best cross-chain bridge routes with fees, time, providers. LI.FI-powered. x402.
8. Code Sandbox API
   Execute Python, JavaScript, SQL code in a sandbox. x402 micropayment.
9. Color Palette Generator API
   Generate harmonious color palettes — complementary, analogous, triadic. x402 micropayment.
10. Company Enrichment API ★ 2
    Company firmographics from domain: name, socials, tech stack, emails, phone, address
11. Cron Parser API ★ 1
    Parse, validate and explain cron expressions. Get next run times. x402 micropayment.
12. Crontab Generator API
    Natural language to cron expression converter. x402 micropayment.
13. Crypto News Feed API
    Real-time crypto news with sentiment scores, token mentions. CoinGecko + CryptoPanic. x402.
14. CSV to JSON API
    Parse CSV to JSON array. Auto-detect delimiter, headers. x402 micropayment.
15. Currency Converter API
    Fiat and crypto currency conversion — ECB + CoinGecko rates. x402 micropayment.
16. DeFi Yield Finder API
    Best DeFi yields by token — APY, TVL, risk, protocol. DeFiLlama-powered. x402.
17. DEX Swap Quotes API
    Best swap quotes across DEXes (Uniswap, SushiSwap, Aerodrome). Base & Ethereum. x402.
18. Diff Checker API ★ 1
    Compare two texts line-by-line — additions, deletions, unchanged. x402 micropayment.
19. DNS Lookup API
    DNS record lookup — A, AAAA, MX, TXT, CNAME, NS via Cloudflare. x402 micropayment.
20. Domain Intelligence API
    WHOIS, DNS records, SSL certificate data for any domain in one call. x402.
21. Email Deliverability Audit API
    Audit email domain deliverability: SPF, DKIM, DMARC, MX. Score 0-100. x402.
22. Email Finder API
    Find email addresses from name and company domain. x402 paid.
23. Email Send API
    Send emails programmatically via Resend. Text and HTML. x402 micropayment.
24. Email Verification API
    Verify emails: syntax, MX records, disposable detection, quality score 0-100. x402 USDC.
25. ENS Resolver API
    Resolve ENS names to Ethereum addresses and reverse. x402 micropayment.
26. Event Resolver API
    Resolve prediction market events. Price checks, claim verification, outcome confidence.
27. Fact Checker API
    Verify claims with web evidence. Returns sources and verdict. x402 micropayment.
28. Funding Rate Arbitrage Scanner API
    Cross-venue perp funding rate arb — Hyperliquid, Binance, Bybit, OKX spreads. x402.
29. Perpetual Funding Rates API
    Perp funding rates across Binance, Bybit, OKX — open interest, sentiment. x402.
30. Gas Estimator API
    Multi-chain gas estimation — ETH, Base, Polygon, Arbitrum, BSC. x402 micropayment.
31. Gas Oracle API
    Real-time gas prices, gwei tiers, USD cost estimates for Base and Ethereum. x402.
32. GDPR Scanner API
    Scan website GDPR compliance: consent, privacy policy, trackers. Score 0-100. x402.
33. Hash Generator API
    Cryptographic hashing — MD5, SHA1, SHA256, SHA512, bcrypt. x402 micropayment.
34. Hyperliquid Funding Rates API
    HL perp funding rates for 229 markets. Sort, history, arb opportunities. x402.
35. HL Portfolio API ★ 1
    Hyperliquid account analysis: positions, PnL, fills, orders, funding. x402 pay-per-call.
36. Hyperliquid Spot API
    Hyperliquid spot tokens, prices, volume, wallet balances. 454 tokens. x402 micropayment.
37. Hyperliquid Vaults API
    Hyperliquid vault summaries — APR, TVL, PnL, followers, sorted by performance. x402.
38. HTML to Markdown API
    Convert HTML to clean markdown. Strips scripts and styles. x402 micropayment.
39. HTTP Headers Analyzer API
    HTTP header analysis — security headers, cache, server detection. x402 micropayment.
40. Hyperliquid Perp Market Data API
    Hyperliquid perp order book, prices, funding, OI, candles. x402 paid.
41. Hyperliquid Whale Position Tracker API
    Top Hyperliquid trader positions — long/short, size, PnL, leverage, sentiment. x402.
42. Image Generator API
    AI image generation from text prompts via Gemini. x402 micropayment.
43. Image Resize API
    Resize images from URL — PNG, JPEG, WebP output. x402 micropayment.
44. IP Geolocation API
    IP geolocation with city, ISP, ASN, VPN/proxy/tor detection. x402.
45. JSON Validator API
    JSON syntax validation, JSON Schema checking, structure stats. x402 micropayment.
46. Jupiter Solana Swap Quote API
    Solana swap quotes via Jupiter — best route, price impact, priority fees, USD pricing. x402.
47. JWT Decoder API
    Decode JWT tokens — inspect header, payload, claims, expiry. x402 micropayment.
48. Keyword Research API
    SEO keyword research with Google Suggest, intent scoring, long-tail discovery. x402.
49. Language Detector API
    Detect language from text via trigram analysis. 30+ languages, script detection. x402.
50. DeFi Liquidation Oracle API
    Real-time DeFi liquidation risk levels by protocol and asset. DeFiLlama-powered. x402.