Open source focus
Open Source Alternatives to H&R Block
60 open source Tax Preparation options similar to H&R Block, ranked by named competitors first, sector overlap, and our 0-100 AI-readiness score. Each profile notes license and self-hosting where we have it.
Bloomberg L.P.82FintechNew York, United States$60.1BOpen source
Plaid74FintechSan Francisco, United States$734.3MOpen source
Orion Advisor Solutions67FintechOmaha, United States$223.0MOpen source
Rewire63FintechTel Aviv, Israel$57.0MOpen source
OpenGamma60FintechLondon, United Kingdom$10.0MOpen source
Fair Isaac Corporation (FICO)60Financial ServicesBozeman, United StatesOpen source
ROX Financial53FintechNew York, United StatesOpen source
CyberGuard AI47CybersecurityDurham, United Kingdom$1.0BOpen source
Bluprynt47FintechNew York, United States$6.0MOpen source
Cma Intelligence47FintechLondon, United Kingdom$1.0MOpen source
KNAV34Financial ServicesAtlanta, USA$1.0MOpen source
101countholdingsFintechOpen source
InvestmentgenieFintechOpen source
FxframeworkFintechLondon, United KingdomOpen source
BanyanbridgecapitalFintechOpen source
AllcorFintechOpen source
WealthidentityFintechTel Aviv, IsraelOpen source
DirectvestFintechOpen source
Forter85FintechNew York, United States$550.0MOpen source
New York Life Insurance Company85InsuranceNew York, United States$4.1BOpen source
eToro85FintechLimassol, Cyprus$524.0MOpen source
OpenAI84Artificial IntelligenceSan Francisco, United States$493.9BOpen source
Alchemy76BlockchainSan Francisco, United States$450.0MOpen source
Razorpay73FintechBengaluru, IndiaOpen source
Coinbase73FintechSan Francisco, United States$1.1BOpen source
StarkWare73BlockchainTel Aviv, Israel$180.0MOpen source
Rapyd73PaymentsLondon, United Kingdom$1.3BOpen source
Stripe, Inc.72BillingSouth San Francisco, United States$11.4BOpen source
WekaIO70ComputingCampbell, United States$565.0MOpen source
Crunchbase70DataSan Francisco, United StatesOpen source
- UPUpvest69FintechBerlin, Germany$392.0M
Open source
Chargebee69FintechChennai, India$303.0MOpen source
Stripes AI68FintechSouth San Francisco, United States$25.4MOpen source
Alpaca67FintechNew York, United States$202.0MOpen source
Chainalysis67FintechNew York, United States$170.0MOpen source
Paddle67FintechLondon, United Kingdom$318.0MOpen source
Remitly66FintechSeattle, United StatesOpen source
Phantom66FintechSan Francisco, United States$268.0MOpen source
Nationwide Insurance65InsurTechColumbus, United States$35.0BOpen source
H2O.ai64Foundation ModelMountain View, United States$228.1MOpen source · Self-hostable
Mysten Labs64Web3Menlo Park, United States$351.0MOpen source
OpenSea64FintechNew York, United States$423.0MOpen source
Mercury64FintechSan Francisco, United States$500.0MOpen source
ZenGo63CryptoTel Aviv, Israel$47.0MOpen source
- EVEvervault63Data PrivacyDublin, Ireland$43.2M
Open source
Optimism63BlockchainNew York City, United States$178.5MOpen source
Clair63FintechNew York, United States$67.7MOpen source
XMTP63AISan Francisco, United States$49.9MOpen source
Privy62Web3New York, United States$41.3MOpen source
Wirex62FintechLondon, United Kingdom$15.0MOpen source
Alloy62FintechSan Francisco, United States$207.0MOpen source
Basis Theory62FintechMill Valley, United States$50.0MOpen source
Sei62BlockchainSan Francisco, United States$35.0MOpen source
Credible62FintechSan Francisco, United StatesOpen source
Monad Labs62BlockchainNew York, United States$266.0MOpen source
Arbitrum62FintechNew York, United States$143.7MOpen source
thirdweb62Web3San Francisco, United States$29.0MOpen source
Dune Analytics62FintechOslo, Norway$79.4MOpen source
Solana61BlockchainSan Francisco, United States$195.5MOpen source
Shufti Pro61Identity VerificationLondon, United Kingdom$21.0MOpen source
| Company | Sector | License | HQ | Funding | Score | Website |
|---|---|---|---|---|---|---|
| Bloomberg L.P. | Fintech | Open source | New York, United States | $60.1B | 82 | |
| Plaid | Fintech | Open source | San Francisco, United States | $734.3M | 74 | |
| Orion Advisor Solutions | Fintech | Open source | Omaha, United States | $223.0M | 67 | |
| Rewire | Fintech | Open source | Tel Aviv, Israel | $57.0M | 63 | |
| OpenGamma | Fintech | Open source | London, United Kingdom | $10.0M | 60 | |
| Fair Isaac Corporation (FICO) | Financial Services | Open source | Bozeman, United States | — | 60 | |
| ROX Financial | Fintech | Open source | New York, United States | — | 53 | |
| CyberGuard AI | Cybersecurity | Open source | Durham, United Kingdom | $1.0B | 47 | |
| Bluprynt | Fintech | Open source | New York, United States | $6.0M | 47 | |
| Cma Intelligence | Fintech | Open source | London, United Kingdom | $1.0M | 47 | |
| KNAV | Financial Services | Open source | Atlanta, USA | $1.0M | 34 | |
| 101countholdings | Fintech | Open source | — | — | — | |
| Investmentgenie | Fintech | Open source | — | — | — | |
| Fxframework | Fintech | Open source | London, United Kingdom | — | — | |
| Banyanbridgecapital | Fintech | Open source | — | — | — | |
| Allcor | Fintech | Open source | — | — | — | |
| Wealthidentity | Fintech | Open source | Tel Aviv, Israel | — | — | |
| Directvest | Fintech | Open source | — | — | — | |
| Forter | Fintech | Open source | New York, United States | $550.0M | 85 | |
| New York Life Insurance Company | Insurance | Open source | New York, United States | $4.1B | 85 | |
| eToro | Fintech | Open source | Limassol, Cyprus | $524.0M | 85 | |
| OpenAI | Artificial Intelligence | Open source | San Francisco, United States | $493.9B | 84 | |
| Alchemy | Blockchain | Open source | San Francisco, United States | $450.0M | 76 | |
| Razorpay | Fintech | Open source | Bengaluru, India | — | 73 | |
| Coinbase | Fintech | Open source | San Francisco, United States | $1.1B | 73 | |
| StarkWare | Blockchain | Open source | Tel Aviv, Israel | $180.0M | 73 | |
| Rapyd | Payments | Open source | London, United Kingdom | $1.3B | 73 | |
| Stripe, Inc. | Billing | Open source | South San Francisco, United States | $11.4B | 72 | |
| WekaIO | Computing | Open source | Campbell, United States | $565.0M | 70 | |
| Crunchbase | Data | Open source | San Francisco, United States | — | 70 | |
| UPUpvest | Fintech | Open source | Berlin, Germany | $392.0M | 69 | |
| Chargebee | Fintech | Open source | Chennai, India | $303.0M | 69 | |
| Stripes AI | Fintech | Open source | South San Francisco, United States | $25.4M | 68 | |
| Alpaca | Fintech | Open source | New York, United States | $202.0M | 67 | |
| Chainalysis | Fintech | Open source | New York, United States | $170.0M | 67 | |
| Paddle | Fintech | Open source | London, United Kingdom | $318.0M | 67 | |
| Remitly | Fintech | Open source | Seattle, United States | — | 66 | |
| Phantom | Fintech | Open source | San Francisco, United States | $268.0M | 66 | |
| Nationwide Insurance | InsurTech | Open source | Columbus, United States | $35.0B | 65 | |
| H2O.ai | Foundation Model | Open source · Self-hostable | Mountain View, United States | $228.1M | 64 | |
| Mysten Labs | Web3 | Open source | Menlo Park, United States | $351.0M | 64 | |
| OpenSea | Fintech | Open source | New York, United States | $423.0M | 64 | |
| Mercury | Fintech | Open source | San Francisco, United States | $500.0M | 64 | |
| ZenGo | Crypto | Open source | Tel Aviv, Israel | $47.0M | 63 | |
| EVEvervault | Data Privacy | Open source | Dublin, Ireland | $43.2M | 63 | |
| Optimism | Blockchain | Open source | New York City, United States | $178.5M | 63 | |
| Clair | Fintech | Open source | New York, United States | $67.7M | 63 | |
| XMTP | AI | Open source | San Francisco, United States | $49.9M | 63 | |
| Privy | Web3 | Open source | New York, United States | $41.3M | 62 | |
| Wirex | Fintech | Open source | London, United Kingdom | $15.0M | 62 | |
| Alloy | Fintech | Open source | San Francisco, United States | $207.0M | 62 | |
| Basis Theory | Fintech | Open source | Mill Valley, United States | $50.0M | 62 | |
| Sei | Blockchain | Open source | San Francisco, United States | $35.0M | 62 | |
| Credible | Fintech | Open source | San Francisco, United States | — | 62 | |
| Monad Labs | Blockchain | Open source | New York, United States | $266.0M | 62 | |
| Arbitrum | Fintech | Open source | New York, United States | $143.7M | 62 | |
| thirdweb | Web3 | Open source | San Francisco, United States | $29.0M | 62 | |
| Dune Analytics | Fintech | Open source | Oslo, Norway | $79.4M | 62 | |
| Solana | Blockchain | Open source | San Francisco, United States | $195.5M | 61 | |
| Shufti Pro | Identity Verification | Open source | London, United Kingdom | $21.0M | 61 |