Open source focus
Open Source Alternatives to Dewa123email
60 open source Email Service options similar to Dewa123email, 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.
OpenAI84Artificial IntelligenceSan Francisco, United States$493.9BOpen source
Osaurus71Artificial IntelligenceSan Francisco, USA$63.0MOpen source
Bitwarden57CybersecuritySanta Barbara, United States$130.0MOpen source · Self-hostable
Sentry48AI Tools & Apps$1.0MOpen source
Mycroft AI38Voice AssistantKansas City, United States$4.0MOpen source · Self-hostable
Automata Network38BlockchainSingapore, Singapore$1.0MOpen source
Poseidon33Decentralized IdentityTel Aviv, Israel$18.0MOpen source
Motoro Security32AutomotiveTel Aviv, IsraelOpen source
Open Bitcoin Tracker23FintechOpen source · Self-hostable
Atomic Chat19On-Device AIOpen source
Aemetis15Climate TechCupertino, United StatesOpen source · Self-hostable
PrivateGPT5AI Search EngineToronto, CanadaOpen source · Self-hostable
Tosly.onlineAgentic AIOpen source
- FunbuttonVoice AI
Open source
GrapheneOSOperating SystemToronto, CanadaOpen source · Self-hostable
KryptvaktCybersecurityOpen source
Off GridEdge AIOpen source · Self-hostable
- Fed LabsDigital Identity
Open source
Forter85FintechNew York, United States$550.0MOpen source
1Password85CybersecurityToronto, Canada$1.2BOpen source
Snyk85AI Coding AssistantBoston, United States$488.5MOpen source · Self-hostable
WWT85CybersecuritySt. Louis, USA$63.0MOpen source
eToro85FintechLimassol, Cyprus$524.0MOpen source
Netflix81Media & EntertainmentLos Gatos, USA$4.7BOpen source
Nike79Athletic FootwearBeaverton, United States$2.8BOpen source
Okta79SaaSSan Francisco, United States$187.0MOpen source
Exabeam78EnterpriseFoster City, United States$390.0MOpen source
Strava76Fitness TrackingSan Francisco, United States$237.5MOpen source
Auth075Identity & Access Management (IAM)Bellevue, United States$282.4MOpen source
Vanta75CybersecuritySan Francisco, United States$154.0MOpen source
Tailscale74CybersecuritySan Francisco, United States$505.0MOpen source
StarkWare73BlockchainTel Aviv, Israel$180.0MOpen source
Moon Active72GamingTel Aviv, Israel$425.0MOpen source
Perplexity AI71Search EngineSan Francisco, United States$591.4MOpen source
Arena71Artificial IntelligenceBerkeley, USA$250.0MOpen source
Faye70TravelNew York, United States$49.0MOpen source
- LALacework70AISan Jose, United States$1.3B
Open source
Crunchbase70DataSan Francisco, United StatesOpen source
Teleport69CybersecurityOakland, United States$190.0MOpen source
Talon Cyber Security69EnterpriseNew York, United States$126.0MOpen source
Sysdig69CybersecuritySan Francisco, USA$608.0MOpen source
SafeBreach69EnterpriseTel Aviv, Israel$140.5MOpen source
XBOW69CybersecuritySeattle, United States$215.0MOpen source
Aqua Security69EnterpriseSan Francisco, United States$400.5MOpen source
Waze68MobilityTel Aviv, Israel$67.0MOpen source
Mandiant68CybersecurityReston, United States$220.0MOpen source
LogicGate Risk Cloud68GRCChicago, United States$269.0MOpen source
Chainalysis67FintechNew York, United States$170.0MOpen source
Corelight67Network SecuritySan Francisco, United States$284.2MOpen source
Expel66CybersecurityHerndon, United States$267.8MOpen source
Cockroach Labs66EnterpriseNew York, United States$308.1MOpen source
Tines66Security AutomationDublin, Ireland$260.1MOpen source
Remitly66FintechSeattle, United StatesOpen source
Zenity66CybersecuritySan Francisco, United States$184.5MOpen source
Flashpoint66CybersecurityNew York, USA$63.0MOpen source
Aikido Security65CybersecurityGhent, Belgium$84.4MOpen source
Coro65EnterpriseNew York, United States$235.0MOpen source
Perception Point65EnterpriseTel Aviv, Israel$38.0MOpen source
Protect AI64CybersecuritySeattle, United States$105.0MOpen source
Vectra AI64CybersecuritySan Jose, USA$10.0MOpen source
| Company | Sector | License | HQ | Funding | Score | Website |
|---|---|---|---|---|---|---|
| OpenAI | Artificial Intelligence | Open source | San Francisco, United States | $493.9B | 84 | |
| Osaurus | Artificial Intelligence | Open source | San Francisco, USA | $63.0M | 71 | |
| Bitwarden | Cybersecurity | Open source · Self-hostable | Santa Barbara, United States | $130.0M | 57 | |
| Sentry | AI Tools & Apps | Open source | — | $1.0M | 48 | |
| Mycroft AI | Voice Assistant | Open source · Self-hostable | Kansas City, United States | $4.0M | 38 | |
| Automata Network | Blockchain | Open source | Singapore, Singapore | $1.0M | 38 | |
| Poseidon | Decentralized Identity | Open source | Tel Aviv, Israel | $18.0M | 33 | |
| Motoro Security | Automotive | Open source | Tel Aviv, Israel | — | 32 | |
| Open Bitcoin Tracker | Fintech | Open source · Self-hostable | — | — | 23 | |
| Atomic Chat | On-Device AI | Open source | — | — | 19 | |
| Aemetis | Climate Tech | Open source · Self-hostable | Cupertino, United States | — | 15 | |
| PrivateGPT | AI Search Engine | Open source · Self-hostable | Toronto, Canada | — | 5 | |
| Tosly.online | Agentic AI | Open source | — | — | — | |
| Voice AI | Open source | — | — | — | ||
| GrapheneOS | Operating System | Open source · Self-hostable | Toronto, Canada | — | — | |
| Kryptvakt | Cybersecurity | Open source | — | — | — | |
| Off Grid | Edge AI | Open source · Self-hostable | — | — | — | |
| Digital Identity | Open source | — | — | — | ||
| Forter | Fintech | Open source | New York, United States | $550.0M | 85 | |
| 1Password | Cybersecurity | Open source | Toronto, Canada | $1.2B | 85 | |
| Snyk | AI Coding Assistant | Open source · Self-hostable | Boston, United States | $488.5M | 85 | |
| WWT | Cybersecurity | Open source | St. Louis, USA | $63.0M | 85 | |
| eToro | Fintech | Open source | Limassol, Cyprus | $524.0M | 85 | |
| Netflix | Media & Entertainment | Open source | Los Gatos, USA | $4.7B | 81 | |
| Nike | Athletic Footwear | Open source | Beaverton, United States | $2.8B | 79 | |
| Okta | SaaS | Open source | San Francisco, United States | $187.0M | 79 | |
| Exabeam | Enterprise | Open source | Foster City, United States | $390.0M | 78 | |
| Strava | Fitness Tracking | Open source | San Francisco, United States | $237.5M | 76 | |
| Auth0 | Identity & Access Management (IAM) | Open source | Bellevue, United States | $282.4M | 75 | |
| Vanta | Cybersecurity | Open source | San Francisco, United States | $154.0M | 75 | |
| Tailscale | Cybersecurity | Open source | San Francisco, United States | $505.0M | 74 | |
| StarkWare | Blockchain | Open source | Tel Aviv, Israel | $180.0M | 73 | |
| Moon Active | Gaming | Open source | Tel Aviv, Israel | $425.0M | 72 | |
| Perplexity AI | Search Engine | Open source | San Francisco, United States | $591.4M | 71 | |
| Arena | Artificial Intelligence | Open source | Berkeley, USA | $250.0M | 71 | |
| Faye | Travel | Open source | New York, United States | $49.0M | 70 | |
| LALacework | AI | Open source | San Jose, United States | $1.3B | 70 | |
| Crunchbase | Data | Open source | San Francisco, United States | — | 70 | |
| Teleport | Cybersecurity | Open source | Oakland, United States | $190.0M | 69 | |
| Talon Cyber Security | Enterprise | Open source | New York, United States | $126.0M | 69 | |
| Sysdig | Cybersecurity | Open source | San Francisco, USA | $608.0M | 69 | |
| SafeBreach | Enterprise | Open source | Tel Aviv, Israel | $140.5M | 69 | |
| XBOW | Cybersecurity | Open source | Seattle, United States | $215.0M | 69 | |
| Aqua Security | Enterprise | Open source | San Francisco, United States | $400.5M | 69 | |
| Waze | Mobility | Open source | Tel Aviv, Israel | $67.0M | 68 | |
| Mandiant | Cybersecurity | Open source | Reston, United States | $220.0M | 68 | |
| LogicGate Risk Cloud | GRC | Open source | Chicago, United States | $269.0M | 68 | |
| Chainalysis | Fintech | Open source | New York, United States | $170.0M | 67 | |
| Corelight | Network Security | Open source | San Francisco, United States | $284.2M | 67 | |
| Expel | Cybersecurity | Open source | Herndon, United States | $267.8M | 66 | |
| Cockroach Labs | Enterprise | Open source | New York, United States | $308.1M | 66 | |
| Tines | Security Automation | Open source | Dublin, Ireland | $260.1M | 66 | |
| Remitly | Fintech | Open source | Seattle, United States | — | 66 | |
| Zenity | Cybersecurity | Open source | San Francisco, United States | $184.5M | 66 | |
| Flashpoint | Cybersecurity | Open source | New York, USA | $63.0M | 66 | |
| Aikido Security | Cybersecurity | Open source | Ghent, Belgium | $84.4M | 65 | |
| Coro | Enterprise | Open source | New York, United States | $235.0M | 65 | |
| Perception Point | Enterprise | Open source | Tel Aviv, Israel | $38.0M | 65 | |
| Protect AI | Cybersecurity | Open source | Seattle, United States | $105.0M | 64 | |
| Vectra AI | Cybersecurity | Open source | San Jose, USA | $10.0M | 64 |