Open source focus
Re Verify is open source
Open Source Alternatives to Re Verify
60 open source Website Verification options similar to Re Verify, 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.
Forter85FintechNew York, United States$550.0MOpen source
WorkOS71Developer ToolsSan Francisco, United States$198.0MOpen source
Shufti Pro61Identity VerificationLondon, United Kingdom$21.0MOpen source
Stytch61AuthenticationSan Francisco, USA$127.0MOpen source
SecuredTouch53BiometricsDenver, United States$11.5MOpen source
Lunar.dev53EnterpriseTel Aviv, Israel$6.0MOpen source
Fingerprint52Identity VerificationSan Francisco, United States$41.0MOpen source
Torch Security49CybersecurityLeawood, United StatesOpen source
- FOForgeRock48Identity & Access Management (IAM)San Francisco, United States$220.0M
Open source
ORY47Identity & Access ManagementBerlin, Germany$17.0MOpen source · Self-hostable
Slauth.io38EnterpriseAshburn, United States$1.5MOpen source · Self-hostable
Google reCAPTCHA Enterprise25CybersecurityMountain View, United StatesOpen source
GeeTest CAPTCHA25CybersecurityShanghai, ChinaOpen source
Aemetis15Climate TechCupertino, United StatesOpen source · Self-hostable
- ZAzauth10CybersecurityTel Aviv, Israel
Open source
IPQualityScoreCybersecurityPhiladelphia, United StatesOpen source
ButverifyIdentity VerificationTel Aviv, IsraelOpen source
- OpenkmsFintech
Open source
Vanta75CybersecuritySan Francisco, United States$154.0MOpen source
Auth075Identity & Access Management (IAM)Bellevue, United States$282.4MOpen source
Plaid74FintechSan Francisco, United States$734.3MOpen source
Tailscale74CybersecuritySan Francisco, United States$505.0MOpen source
Teleport69CybersecurityOakland, United States$190.0MOpen source
RAD Security64CybersecurityTel Aviv, Israel$29.0MOpen source
Lakera AI AG63AI SecurityBerlin, Germany$12.0MOpen source
- YUYubico63CybersecurityStockholm, Sweden
Open source
Team Cymru62CybersecurityOrem, USA$63.0MOpen source
Artemis Global Technologies62CybersecuritySan Francisco, United States$85.0MOpen source
D-Fend Solutions62DronesTel Aviv, Israel$59.0MOpen source
FingerprintJS61Customer ServiceSan Francisco, United States$87.0MOpen source
Ping Identity60Identity & Access Management (IAM)Denver, United States$111.0MOpen source
Giskard60Artificial IntelligenceParis, France$2.5MOpen source
Steel.dev58Developer ToolsTel Aviv, Israel$17.0MOpen source · Self-hostable
Token Security57EnterpriseSan Francisco, United States$27.0MOpen source
JupiterOne57CybersecurityCary, USA$3.0MOpen source
- CLClerk56Developer ToolsSan Francisco, United States$69.0M
Open source
Dymium55Data PlatformSan Francisco, United States$7.0MOpen source
Descope54EnterpriseSan Francisco, United States$53.0MOpen source
Piiano54EnterpriseTel Aviv, Israel$9.0MOpen source
Wing Cloud54EnterpriseTel Aviv, Israel$20.0MOpen source · Self-hostable
Covenant54AISan Francisco, United StatesOpen source
- SPSpaceComputer54SpaceTechSingapore, Singapore$10.0M
Open source
Knostic54Cybersecurity$14.3MOpen source
LoginRadius53Identity & Access ManagementVancouver, CanadaOpen source
Socket53CybersecuritySan Francisco, United States$100.0MOpen source
CipherOwl52FintechSan Francisco, United States$15.0MOpen source
- Puck52Endpoint SecurityUnited States
Open source · Self-hostable
Infisical51Developer ToolsSan Francisco, United States$34.8MOpen source · Self-hostable
Permit.io51Identity ManagementTel Aviv, Israel$14.0MOpen source
Tinfoil50CybersecuritySan Francisco, United States$500.3MOpen source
Appgate50CybersecurityMiami, United StatesOpen source
Bitwarden48CybersecuritySanta Barbara, United States$130.0MOpen source · Self-hostable
- TRTruffle Security47CybersecuritySan Francisco, United States$30.0M
Open source
Arcade46Artificial IntelligenceSan Francisco, USA$60.0MOpen source
BlockSec45Web3Singapore, Singapore$1.0MOpen source
- APApproov45CybersecurityLondon, United Kingdom$8.6M
Open source
Mayhem Security45CybersecurityBethesda, United StatesOpen source
Mnemom43Agentic AISan Francisco, United StatesOpen source
Runtime Verification41Software VerificationChampaign, United StatesOpen source
Paart40AI GovernanceSan Francisco, United StatesOpen source
| Company | Sector | License | HQ | Funding | Score |
|---|---|---|---|---|---|
| Forter | Fintech | Open source | New York, United States | $550.0M | 85 |
| WorkOS | Developer Tools | Open source | San Francisco, United States | $198.0M | 71 |
| Shufti Pro | Identity Verification | Open source | London, United Kingdom | $21.0M | 61 |
| Stytch | Authentication | Open source | San Francisco, USA | $127.0M | 61 |
| SecuredTouch | Biometrics | Open source | Denver, United States | $11.5M | 53 |
| Lunar.dev | Enterprise | Open source | Tel Aviv, Israel | $6.0M | 53 |
| Fingerprint | Identity Verification | Open source | San Francisco, United States | $41.0M | 52 |
| Torch Security | Cybersecurity | Open source | Leawood, United States | — | 49 |
| FOForgeRock | Identity & Access Management (IAM) | Open source | San Francisco, United States | $220.0M | 48 |
| ORY | Identity & Access Management | Open source · Self-hostable | Berlin, Germany | $17.0M | 47 |
| Slauth.io | Enterprise | Open source · Self-hostable | Ashburn, United States | $1.5M | 38 |
| Google reCAPTCHA Enterprise | Cybersecurity | Open source | Mountain View, United States | — | 25 |
| GeeTest CAPTCHA | Cybersecurity | Open source | Shanghai, China | — | 25 |
| Aemetis | Climate Tech | Open source · Self-hostable | Cupertino, United States | — | 15 |
| ZAzauth | Cybersecurity | Open source | Tel Aviv, Israel | — | 10 |
| IPQualityScore | Cybersecurity | Open source | Philadelphia, United States | — | — |
| Butverify | Identity Verification | Open source | Tel Aviv, Israel | — | — |
| Fintech | Open source | — | — | — | |
| Vanta | Cybersecurity | Open source | San Francisco, United States | $154.0M | 75 |
| Auth0 | Identity & Access Management (IAM) | Open source | Bellevue, United States | $282.4M | 75 |
| Plaid | Fintech | Open source | San Francisco, United States | $734.3M | 74 |
| Tailscale | Cybersecurity | Open source | San Francisco, United States | $505.0M | 74 |
| Teleport | Cybersecurity | Open source | Oakland, United States | $190.0M | 69 |
| RAD Security | Cybersecurity | Open source | Tel Aviv, Israel | $29.0M | 64 |
| Lakera AI AG | AI Security | Open source | Berlin, Germany | $12.0M | 63 |
| YUYubico | Cybersecurity | Open source | Stockholm, Sweden | — | 63 |
| Team Cymru | Cybersecurity | Open source | Orem, USA | $63.0M | 62 |
| Artemis Global Technologies | Cybersecurity | Open source | San Francisco, United States | $85.0M | 62 |
| D-Fend Solutions | Drones | Open source | Tel Aviv, Israel | $59.0M | 62 |
| FingerprintJS | Customer Service | Open source | San Francisco, United States | $87.0M | 61 |
| Ping Identity | Identity & Access Management (IAM) | Open source | Denver, United States | $111.0M | 60 |
| Giskard | Artificial Intelligence | Open source | Paris, France | $2.5M | 60 |
| Steel.dev | Developer Tools | Open source · Self-hostable | Tel Aviv, Israel | $17.0M | 58 |
| Token Security | Enterprise | Open source | San Francisco, United States | $27.0M | 57 |
| JupiterOne | Cybersecurity | Open source | Cary, USA | $3.0M | 57 |
| CLClerk | Developer Tools | Open source | San Francisco, United States | $69.0M | 56 |
| Dymium | Data Platform | Open source | San Francisco, United States | $7.0M | 55 |
| Descope | Enterprise | Open source | San Francisco, United States | $53.0M | 54 |
| Piiano | Enterprise | Open source | Tel Aviv, Israel | $9.0M | 54 |
| Wing Cloud | Enterprise | Open source · Self-hostable | Tel Aviv, Israel | $20.0M | 54 |
| Covenant | AI | Open source | San Francisco, United States | — | 54 |
| SPSpaceComputer | SpaceTech | Open source | Singapore, Singapore | $10.0M | 54 |
| Knostic | Cybersecurity | Open source | — | $14.3M | 54 |
| LoginRadius | Identity & Access Management | Open source | Vancouver, Canada | — | 53 |
| Socket | Cybersecurity | Open source | San Francisco, United States | $100.0M | 53 |
| CipherOwl | Fintech | Open source | San Francisco, United States | $15.0M | 52 |
| Endpoint Security | Open source · Self-hostable | United States | — | 52 | |
| Infisical | Developer Tools | Open source · Self-hostable | San Francisco, United States | $34.8M | 51 |
| Permit.io | Identity Management | Open source | Tel Aviv, Israel | $14.0M | 51 |
| Tinfoil | Cybersecurity | Open source | San Francisco, United States | $500.3M | 50 |
| Appgate | Cybersecurity | Open source | Miami, United States | — | 50 |
| Bitwarden | Cybersecurity | Open source · Self-hostable | Santa Barbara, United States | $130.0M | 48 |
| TRTruffle Security | Cybersecurity | Open source | San Francisco, United States | $30.0M | 47 |
| Arcade | Artificial Intelligence | Open source | San Francisco, USA | $60.0M | 46 |
| BlockSec | Web3 | Open source | Singapore, Singapore | $1.0M | 45 |
| APApproov | Cybersecurity | Open source | London, United Kingdom | $8.6M | 45 |
| Mayhem Security | Cybersecurity | Open source | Bethesda, United States | — | 45 |
| Mnemom | Agentic AI | Open source | San Francisco, United States | — | 43 |
| Runtime Verification | Software Verification | Open source | Champaign, United States | — | 41 |
| Paart | AI Governance | Open source | San Francisco, United States | — | 40 |