HackerRank · Library

Library categories most relevant to HackerRank, ranked by topical overlap.

• Library: Standards Bodies

  ISO, IEC, IEEE, W3C, ITU, national standards bodies — technical standards directory.

  Relevance score: 2
• Library: Cities

  City intelligence — 2,398 cities across 204 countries with tier-matched depth.

• Library: Corridors

  37 major trade corridors — IMEC, BRI, Northern Distribution Network, Pacific trade routes.

• Library: Countries

  Deep factsheets on 197 countries — economic, legal, trade, cultural, logistical.

• Library: FTAs

  273 Free Trade Agreements documented — qualification, benefits, rules of origin.

• Library: HS Codes

  Harmonized System codes 1-97 with sub-heading depth — the primary tariff classification reference.

• Library: Lexicon

  Trade and commerce lexicon — precise definitions of the terminology in use.

• Library: Regulators

  Global directory of financial, trade, telecom, competition, data, health regulators.

• Library: Sub-Verticals

  2,254 sub-verticals across commerce — goods (HS 1-97) and services (GATS/CPC).

• Library: Tools

  15 free tools — duty calculator, Incoterms picker, FTA eligibility, RoO tester, costing, and more.

• Library: Trade Blocs

  28 major trade blocs — EU, ASEAN, USMCA, MERCOSUR, AfCFTA, RCEP, CPTPP.

• Library: Verticals

  Industry vertical guides — pharma, agro, textiles, electronics, semiconductors, fashion.

• Accounting Firms

  Big-4 (Deloitte, EY, KPMG, PwC), BDO, Grant Thornton, national network firms.

• Airlines (Cargo)

  Air cargo operators — FedEx, DHL, UPS, Cathay, Emirates SkyCargo, Qatar Cargo.

• Bilateral Investment Treaties

  BITs — foreign investor protection, ISDS availability, notable cases, termination status.

• Chambers of Commerce

  National chambers — FICCI, CII, ASSOCHAM, USCIB, JETRO, equivalent bodies globally.

• Consulting Firms

  MBB + Big-4 + tier-2 consulting presence by city and industry specialization.

• Courts & Arbitration

  ICC, LCIA, SIAC, HKIAC + national commercial courts with seat preferences.

• Customs Guides

  Country-by-country customs clearance procedures, AEO, bonded warehouses.

• Embassies Directory

  Embassy and consulate contacts worldwide, appointment processes, jurisdictional ranges.