Resource Directory
Direct links to regulators, protocol docs, block explorers, security tools, developer references, and tax utilities. Every link goes to a primary source, so you can verify information yourself without taking our word for it.
Categories
United States
Official regulatory bodies, protocol documentation, and fraud reporting tools for cryptocurrency in the United States.
View resourcesUnited Kingdom
FCA registration requirements, HMRC tax guidance, and fraud reporting resources for the UK crypto market.
View resourcesEuropean Union
European regulatory frameworks, MiCA implementation updates, and national supervisory authorities for crypto-assets.
View resourcesInternational
Global standards bodies and national regulators setting AML, prudential, and licensing frameworks for virtual assets worldwide.
View resourcesExplorers & Live Data
Block explorers and network tools for verifying transactions, checking contracts, and monitoring fees across major chains.
View resourcesSecurity Tools
Tools for checking token safety, revoking dangerous approvals, simulating transactions, and protecting against phishing and MEV.
View resourcesDeFi Analytics
Dashboards and data tools for tracking protocol metrics, yields, validator performance, governance, and market activity.
View resourcesDeveloper Documentation
Official technical documentation for building on Bitcoin, Ethereum, and major DeFi protocols.
View resourcesTax & Accounting
Software for calculating cost basis, generating tax reports, tracking vesting schedules, and managing portfolio accounting.
View resourcesFull Directory
United States
Bitcoin.org
The original Bitcoin protocol information site with links to Bitcoin Core downloads and developer documentation.
https://bitcoin.org
Bitcoin Core
Official reference-client downloads for the Bitcoin Core software. Always verify SHA-256 hashes before installing.
https://bitcoincore.org
Bitcoin GitHub Repository
The open-source code repository for Bitcoin Core, source code, release notes, and issue tracking.
https://github.com/bitcoin/bitcoin
Bitcoin Improvement Proposals (BIPs)
The live index of all Bitcoin Improvement Proposals, the canonical source, always current by definition.
https://github.com/bitcoin/bips
Ethereum.org
Official Ethereum protocol documentation, wallet directory, staking guide, and developer learning hub.
https://ethereum.org
Ethereum Improvement Proposals (EIPs)
The live EIP index, all proposed and finalized Ethereum protocol changes.
https://eips.ethereum.org
Ethereum GitHub
Core client repositories and protocol specifications for Ethereum.
https://github.com/ethereum
IRS, Digital Assets Hub
The IRS official hub page for all digital asset tax guidance, linking to every relevant form and notice.
https://www.irs.gov/filing/digital-assets
IRS, Digital Asset FAQs
Plain-language FAQ format covering crypto tax obligations for US taxpayers.
https://www.irs.gov/individuals/international-taxpayers/frequently-asked-questions-on-digital-asset-transactions
FinCEN
Financial Crimes Enforcement Network, the primary US AML regulator for crypto businesses (MSB registration and guidance).
https://www.fincen.gov
SEC, Digital Asset Guidance
Securities and Exchange Commission, regulatory guidance on digital assets classified as securities.
https://www.sec.gov
CFTC
Commodity Futures Trading Commission, primary regulator for crypto derivatives and assets classified as commodities.
https://www.cftc.gov
FTC, Report Fraud
Official US consumer fraud reporting portal for reporting crypto scams and fraudulent schemes.
https://reportfraud.ftc.gov
OFAC Sanctions List Search
Official US sanctions screening tool, relevant for wallet and address screening awareness.
https://sanctionssearch.ofac.treas.gov
OCC (Office of the Comptroller)
Regulates national banks and federal savings associations, issues interpretive letters on crypto custody and stablecoin activities.
https://www.occ.treas.gov
FDIC
Federal Deposit Insurance Corporation, issues guidance on banks engaging in crypto-related activities and deposit insurance limits.
https://www.fdic.gov
CFPB (Consumer Financial Protection)
Consumer Financial Protection Bureau, handles complaints about crypto financial products and consumer protection enforcement.
https://www.consumerfinance.gov
FinCEN MSB Registrant Search
Public lookup tool to verify if a crypto exchange or money service business is properly registered with FinCEN.
https://www.fincen.gov/msb-registrant-search
NYDFS Virtual Currency
New York Department of Financial Services BitLicense page, the strictest US state-level crypto business licensing regime.
https://www.dfs.ny.gov/virtual_currency_businesses
IC3 (FBI Internet Crime)
FBI Internet Crime Complaint Center for reporting cryptocurrency fraud, ransomware payments, and investment scams.
https://www.ic3.gov
United Kingdom
FCA, Cryptoassets Hub
The Financial Conduct Authority's primary crypto business regulation hub for the UK market.
https://www.fca.org.uk/firms/cryptoassets
FCA Register (Firm Lookup)
Public tool for checking whether a specific crypto firm is registered and authorized to operate in the UK.
https://register.fca.org.uk
Action Fraud
Official UK national fraud and cybercrime reporting portal for reporting crypto scams.
https://www.actionfraud.police.uk
HMRC, Cryptoassets Guidance
HMRC official collection of all tax guidance documents for cryptoasset holders and businesses in the UK.
https://www.gov.uk/government/collections/cryptoassets
HMRC, Cryptoassets Manual
Detailed HMRC internal manual covering Capital Gains Tax, Income Tax, and Corporation Tax treatment of cryptoassets.
https://www.gov.uk/hmrc-internal-manuals/cryptoassets-manual
Bank of England, Digital Currencies
Bank of England research hub on digital currencies, CBDCs, stablecoins, and their implications for monetary policy.
https://www.bankofengland.co.uk/research/digital-currencies
FCA, Consumer Cryptoassets Warning
FCA consumer-facing page explaining risks of crypto investments and how to check if a firm is authorized in the UK.
https://www.fca.org.uk/consumers/cryptoassets
HM Treasury
UK government economic and finance ministry responsible for crypto regulation policy, stablecoin legislation, and financial promotions rules.
https://www.gov.uk/government/organisations/hm-treasury
Financial Ombudsman Service
Independent dispute resolution service for complaints about financial firms operating in the UK, including registered crypto businesses.
https://www.financial-ombudsman.org.uk
European Union
European Commission, MiCA Regulation
Official EU Commission page for the Markets in Crypto-Assets (MiCA) framework, implementation timeline, and regulatory text.
https://finance.ec.europa.eu/regulation-and-supervision/financial-services-legislation/implementing-and-delegated-acts/markets-crypto-assets-regulation-mica_en
ESMA, Digital Finance
European Securities and Markets Authority, crypto/digital finance section with MiCA implementation guidance.
https://www.esma.europa.eu
EBA (European Banking Authority)
EU banking regulator responsible for AML supervision of crypto-asset service providers under MiCA.
https://www.eba.europa.eu
MiCA Regulation Full Text (EUR-Lex)
The complete legal text of Regulation (EU) 2023/1114 on Markets in Crypto-Assets, directly from the EU Official Journal.
https://eur-lex.europa.eu/legal-content/EN/TXT/?uri=CELEX:32023R1114
AMF France, DASP Registration
French financial markets authority guide for Digital Asset Service Provider registration and compliance requirements.
https://www.amf-france.org/en/professionals/fintech/my-relations-amf/obtain-dasp-authorisation
ECB, Digital Euro Project
European Central Bank official page on the digital euro project, timeline, design choices, and public consultations.
https://www.ecb.europa.eu/paym/digital_euro/html/index.en.html
DNB, Crypto Service Providers (Netherlands)
De Nederlandsche Bank crypto supervision page covering registration requirements for crypto service providers in the Netherlands.
https://www.dnb.nl/en/sector-information/supervision-sectors/crypto-service-providers/
CONSOB, Fintech (Italy)
Italian securities regulator fintech section covering crypto-asset service provider oversight under MiCA transposition.
https://www.consob.it/web/consob-and-its-activities/fintech
Central Bank of Ireland, AML
Irish central bank AML/CFT framework covering virtual asset service provider registration and compliance obligations.
https://www.centralbank.ie/regulation/anti-money-laundering-and-countering-the-financing-of-terrorism
International
FATF, Virtual Assets
Financial Action Task Force, sets the international AML standard that most national regulators implement for virtual assets.
https://www.fatf-gafi.org
IOSCO (Securities Regulators)
International Organization of Securities Commissions, coordinates global securities regulation including crypto-asset standards.
https://www.iosco.org
FSB (Financial Stability Board)
Monitors global financial system stability, publishes crypto-asset and stablecoin regulatory recommendations adopted by G20 nations.
https://www.fsb.org
World Bank, Fintech
World Bank fintech hub covering digital payments, crypto regulation in developing nations, and financial inclusion research.
https://www.worldbank.org/en/topic/fintech
BIS, Crypto-Asset Standards
Basel Committee prudential treatment of crypto-asset exposures for banks, the global capital requirements framework.
https://www.bis.org/bcbs/publ/d545.htm
MAS, Payment Services Act (Singapore)
Monetary Authority of Singapore framework for regulating digital payment token services under the Payment Services Act.
https://www.mas.gov.sg/regulation/payments/payment-services-act
SFC, Virtual Assets (Hong Kong)
Hong Kong Securities and Futures Commission virtual asset regulatory framework for exchanges and fund managers.
https://www.sfc.hk/en/Rules-and-standards/Virtual-assets
FSA Japan
Japan Financial Services Agency, one of the first regulators to license crypto exchanges under the Payment Services Act.
https://www.fsa.go.jp/en/
VARA (Dubai)
Virtual Assets Regulatory Authority in Dubai, the dedicated crypto regulator for the Dubai free zone.
https://www.vara.ae
ASIC, Crypto-Assets (Australia)
Australian Securities and Investments Commission guidance on crypto-asset regulation, licensing, and consumer warnings.
https://www.asic.gov.au/regulatory-resources/digital-transformation/crypto-assets/
Explorers & Live Data
Etherscan
Ethereum block explorer for verifying transactions, contracts, and token balances.
https://etherscan.io
Blockstream Explorer
A well-established Bitcoin block explorer for transaction verification and blockchain browsing.
https://blockstream.info
Mempool.space
Live Bitcoin mempool visualization and fee estimation with real-time data on pending transactions.
https://mempool.space
Chainlist
Community RPC endpoint and chain-ID registry for adding EVM networks to wallets.
https://chainlist.org
Polygonscan
Block explorer for Polygon PoS chain, verify transactions, token transfers, and smart contracts on the Polygon network.
https://polygonscan.com
BscScan
BNB Smart Chain block explorer for verifying transactions, token activity, and contract interactions on BSC.
https://bscscan.com
Optimism Explorer
Block explorer for Optimism L2 rollup, built by Etherscan, for transaction and contract verification on OP Mainnet.
https://optimistic.etherscan.io
Arbiscan
Block explorer for Arbitrum One L2 rollup, verify transactions, contracts, and bridge activity on the Arbitrum network.
https://arbiscan.io
Solana Explorer
Official Solana blockchain explorer for verifying transactions, programs, tokens, and validator performance.
https://explorer.solana.com
Mintscan (Cosmos)
Block explorer for the Cosmos ecosystem covering IBC transactions, validator info, and governance across Cosmos chains.
https://www.mintscan.io
Security Tools
Revoke.cash
Check and revoke token approvals on your wallet to prevent drainer exploits.
https://revoke.cash
Honeypot.is
Simulate buy/sell on any token to detect honeypot scams before purchasing.
https://honeypot.is
Token Sniffer
Automated contract analysis that flags scam patterns, hidden mints, and sell restrictions.
https://tokensniffer.com
RugDoc
Community-driven DeFi risk assessments and scam identification database.
https://rugdoc.io
Pocket Universe
Transaction simulation browser extension that warns about malicious approvals before you sign.
https://www.pocketuniverse.app
Rabby Wallet
Non-custodial wallet with built-in transaction simulation and phishing protection.
https://rabby.io
MEV Blocker
Free RPC endpoint that protects your transactions from sandwich attacks and front-running.
https://mevblocker.io
Immunefi Bug Bounties
DeFi bug bounty platform with $150M+ in active security bounties across protocols.
https://immunefi.com
Rekt.news
Detailed post-mortem analyses of every major DeFi hack and exploit.
https://rekt.news
Code4rena
Competitive smart contract audit platform where security researchers find vulnerabilities.
https://code4rena.com
ScamSniffer
Real-time phishing and scam detection tool that monitors wallet-drainer campaigns across Web3.
https://scamsniffer.io
SlowMist
Blockchain security firm maintaining a hacked project database and threat intelligence feeds for the crypto industry.
https://www.slowmist.com
GoPlus Security
Open security infrastructure providing token detection APIs, malicious address databases, and approval risk scanning.
https://gopluslabs.io
De.Fi REKT Database
Comprehensive database of DeFi exploits, hacks, and rug pulls with loss amounts and attack vectors catalogued.
https://www.de.fi/rekt-database
DeFi Analytics
DefiLlama
TVL tracker across DeFi protocols, chains, yields, and stablecoins. Open-source and ad-free.
https://defillama.com
L2Beat
Independent risk assessment and comparison of all Ethereum Layer 2 rollups.
https://l2beat.com
Token Terminal
Financial metrics, revenue, and token economics data for crypto protocols.
https://tokenterminal.com
ultrasound.money
Live ETH burn tracking since EIP-1559 with supply projections and issuance data.
https://ultrasound.money
Coinglass
Real-time funding rates, liquidation data, and open interest across all perp exchanges.
https://www.coinglass.com/FundingRate
Rated Network
Ethereum validator performance comparison by effectiveness, uptime, and MEV.
https://www.rated.network
Staking Rewards
Compare staking yields, validators, and reward calculations across 200+ PoS networks.
https://www.stakingrewards.com
CoinGecko
Token data including prices, market caps, supply figures, and verified contract addresses.
https://www.coingecko.com
Tally Governance
Browse active proposals, delegates, and voting across major DAO governance systems.
https://www.tally.xyz
Nansen
On-chain analytics platform with wallet labeling, smart money tracking, and token flow analysis.
https://www.nansen.ai
Glassnode
On-chain market intelligence with metrics like NUPL, SOPR, exchange flows, and miner behavior for Bitcoin and Ethereum.
https://glassnode.com
The Block Data Dashboard
Free crypto market data dashboard covering DEX volumes, stablecoin supply, NFT activity, and network metrics.
https://www.theblock.co/data
GeckoTerminal
Real-time DEX charts and pool data across 100+ chains, track new token launches and liquidity movements.
https://www.geckoterminal.com
DEX.guru
Multi-chain DEX trading terminal with real-time price data, wallet profiling, and liquidity pool analytics.
https://dex.guru
Developer Documentation
Ethereum.org Developer Docs
Official Ethereum Foundation documentation covering EVM, smart contracts, and protocol specs.
https://ethereum.org/en/developers/docs/
Solidity Documentation
Official programming language docs for writing Ethereum smart contracts.
https://docs.soliditylang.org
OpenZeppelin Contracts
Industry-standard audited smart contract libraries used across DeFi.
https://docs.openzeppelin.com/contracts/
EVM Opcodes Reference
Interactive reference of all EVM opcodes with gas costs and stack behavior.
https://www.evm.codes
Bitcoin Developer Guide
Official technical documentation for Bitcoin protocol and development.
https://developer.bitcoin.org/devguide/
Uniswap Docs
Technical documentation for the Uniswap decentralized exchange protocol (V2, V3, V4).
https://docs.uniswap.org
Aave Docs
Developer documentation for the Aave DeFi lending and borrowing protocol.
https://docs.aave.com/developers/guides/flash-loans
Chainlink Docs
Technical docs for the Chainlink decentralized oracle network.
https://docs.chain.link
EigenLayer Docs
Documentation for the restaking protocol securing additional services with staked ETH.
https://docs.eigenlayer.xyz
Flashbots Docs
Documentation for MEV infrastructure: Protect RPC, MEV-Boost, and MEV-Share.
https://docs.flashbots.net
Hardhat
Ethereum development environment for compiling, testing, deploying, and debugging smart contracts.
https://hardhat.org
Foundry Book
Documentation for Foundry, the fast Solidity testing framework with forge, cast, and anvil tools.
https://book.getfoundry.sh
Alchemy Docs
Developer documentation for the Alchemy node infrastructure platform, APIs, SDKs, and Account Abstraction tools.
https://docs.alchemy.com
Viem
TypeScript interface for Ethereum with first-class support for contract interactions, ENS, and wallet management.
https://viem.sh
Wagmi
React hooks library for Ethereum that simplifies wallet connection, contract reads/writes, and transaction management.
https://wagmi.sh
Infura Docs
Documentation for the Infura node infrastructure service providing JSON-RPC access to Ethereum and other networks.
https://docs.infura.io
thirdweb Portal
Full-stack Web3 development platform with SDKs, contract deployment tools, and wallet infrastructure documentation.
https://portal.thirdweb.com
Tax & Accounting
Koinly
Crypto tax software supporting FIFO/LIFO/HIFO with exchange and DeFi integrations.
https://koinly.io
CoinTracker
Portfolio tracking and tax reporting with support for multiple cost basis methods.
https://www.cointracker.io
TokenTax
Crypto tax platform with DeFi transaction support and direct CPA filing.
https://tokentax.co
Token Unlocks
Track upcoming token vesting schedules and unlock events for major projects.
https://token.unlocks.app
CoinLedger
Crypto tax reporting software with automatic gain/loss calculations and direct integrations with TurboTax and H&R Block.
https://coinledger.io
ZenLedger
Tax reporting platform supporting DeFi, NFTs, and staking with IRS Form 8949 generation and CPA access.
https://www.zenledger.io
TaxBit
Enterprise-grade crypto tax and accounting platform used by exchanges for 1099 reporting and individual tax compliance.
https://taxbit.com
CoinPanda
Crypto tax calculator supporting 800+ exchanges and wallets with automatic transaction categorization and tax report generation.
https://www.coinpanda.io
Recap
UK-focused crypto tax tool calculating Capital Gains Tax for HMRC with exchange imports and DeFi tracking.
https://recap.io
Divly
European crypto tax platform covering tax calculations for Sweden, Finland, and other Nordic countries with local tax form generation.
https://divly.com
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