Open source focus
Open Source Alternatives to Emarsys
60 open source Marketing Technology options similar to Emarsys, 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.
Cvent85Event Management SoftwareTysons, United States$232.0MOpen source
GoaffPro33Affiliate MarketingSirsa, IndiaOpen source
XBOW69CybersecuritySeattle, United States$215.0MOpen source
- QDQdrant63Artificial IntelligenceBerlin, Germany$87.5M
Open source · Self-hostable
NinjaOne62SoftwareAustin, United States$1.2BOpen source
JetBrains60Software DevelopmentPrague, Czech RepublicOpen source
Dataiku60Artificial IntelligenceNew York, United States$200.0MOpen source
Fair Isaac Corporation (FICO)60Financial ServicesBozeman, United StatesOpen source
Axiom Quant58Artificial IntelligenceSan Francisco, United States$264.0MOpen source
Genesis AI58Artificial IntelligenceSan Francisco, United States$105.0MOpen source
- AMAmigo AI58Artificial IntelligenceNew York, United States$17.3M
Open source
- GRGretel AI58Artificial IntelligenceSan Diego, United States$65.5M
Open source
- CDCData Software58Artificial IntelligenceChapel Hill, United States$510.0M
Open source
Quotient AI56Artificial IntelligenceBoston, United States$5.5MOpen source
GitGuardian56CybersecurityParis, France$50.0MOpen source
- ESEscape55CybersecurityParis, France$21.9M
Open source
Tensorlake54Artificial IntelligenceSan Francisco, United States$8.0MOpen source
Theori54CybersecurityAustin, United States$15.4MOpen source
Kagi53InternetPalo Alto, United States$2.5MOpen source
Escape Technologies52CybersecurityBiarritz, France$21.9MOpen source
- ZEZeroPath50CybersecuritySan Francisco, United States$20.5M
Open source
- AXAxiomatic AI50Artificial IntelligenceCambridge, United States$24.0M
Open source
Hathora50GamingNew York City, United States$7.6MOpen source
- ZYZymtrace50Artificial IntelligenceWilmington, United States$12.2M
Open source
Respan49Artificial IntelligenceSan Francisco, United States$5.0MOpen source
CiaoDott43HealthcareMilan, Italy$1.6MOpen source
Crisp42Customer EngagementParis, FranceOpen source
GoStream26Live StreamingHo Chi Minh City, VietnamOpen source
- F5F517CybersecuritySeattle, United States
Open source
Quantro Security10CybersecurityNew York, United StatesOpen source
LoveprodAI ConsultingWien, AustriaOpen source
New Relic85Enterprise SoftwareSan Francisco, United States$7.2BOpen source
Ubuntu85Operating SystemsLondon, United Kingdom$63.0MOpen source · Self-hostable
WWT85CybersecuritySt. Louis, USA$63.0MOpen source
1Password85CybersecurityToronto, Canada$1.2BOpen source
Forter85FintechNew York, United States$550.0MOpen source
- SPSPS Commerce85SaaSMinneapolis, United States$7.5M
Open source
OpenAI84Artificial IntelligenceSan Francisco, United States$493.9BOpen source
DeepL82Artificial IntelligenceCologne, Germany$300.0MOpen source
- GRGrafana Labs80ObservabilityNew York, United States
Open source · Self-hostable
Cursor80Artificial IntelligenceSan Francisco, United States$2.9BOpen source
Okta79SaaSSan Francisco, United States$187.0MOpen source
ElevenLabs79AILondon, United Kingdom$1.6BOpen source
Cursor (Anysphere)77Artificial IntelligenceSan Francisco, United States$4.8BOpen source
Alchemy76BlockchainSan Francisco, United States$450.0MOpen source
Octopus Energy76EnergyLondon, United Kingdom$800.0MOpen source
Hugging Face76AINew York, United States$395.2MOpen source · Self-hostable
NemoClaw75Artificial IntelligenceOpen source · Self-hostable
Grafana Cloud74ObservabilityNew York, United States$2.1BOpen source · Self-hostable
MiniMax74Artificial IntelligenceShanghai, China$1.1BOpen source
- BABackblaze73SaaSSan Mateo, United States$13.0M
Open source
Google73InternetMountain View, United States$9.1BOpen source
Stripe, Inc.73BillingSouth San Francisco, United States$11.4BOpen source
Osaurus71Artificial IntelligenceSan Francisco, USA$63.0MOpen source
Codeium71Artificial IntelligenceMountain View, United States$396.7MOpen source
Arena71Artificial IntelligenceBerkeley, USA$250.0MOpen source
WorkOS71Developer ToolsSan Francisco, United States$198.0MOpen source
- LALacework70AISan Jose, United States$1.3B
Open source
WekaIO70ComputingCampbell, United States$565.0MOpen source
Crunchbase70DataSan Francisco, United StatesOpen source
| Company | Sector | License | HQ | Funding | Score |
|---|---|---|---|---|---|
| Cvent | Event Management Software | Open source | Tysons, United States | $232.0M | 85 |
| GoaffPro | Affiliate Marketing | Open source | Sirsa, India | — | 33 |
| XBOW | Cybersecurity | Open source | Seattle, United States | $215.0M | 69 |
| QDQdrant | Artificial Intelligence | Open source · Self-hostable | Berlin, Germany | $87.5M | 63 |
| NinjaOne | Software | Open source | Austin, United States | $1.2B | 62 |
| JetBrains | Software Development | Open source | Prague, Czech Republic | — | 60 |
| Dataiku | Artificial Intelligence | Open source | New York, United States | $200.0M | 60 |
| Fair Isaac Corporation (FICO) | Financial Services | Open source | Bozeman, United States | — | 60 |
| Axiom Quant | Artificial Intelligence | Open source | San Francisco, United States | $264.0M | 58 |
| Genesis AI | Artificial Intelligence | Open source | San Francisco, United States | $105.0M | 58 |
| AMAmigo AI | Artificial Intelligence | Open source | New York, United States | $17.3M | 58 |
| GRGretel AI | Artificial Intelligence | Open source | San Diego, United States | $65.5M | 58 |
| CDCData Software | Artificial Intelligence | Open source | Chapel Hill, United States | $510.0M | 58 |
| Quotient AI | Artificial Intelligence | Open source | Boston, United States | $5.5M | 56 |
| GitGuardian | Cybersecurity | Open source | Paris, France | $50.0M | 56 |
| ESEscape | Cybersecurity | Open source | Paris, France | $21.9M | 55 |
| Tensorlake | Artificial Intelligence | Open source | San Francisco, United States | $8.0M | 54 |
| Theori | Cybersecurity | Open source | Austin, United States | $15.4M | 54 |
| Kagi | Internet | Open source | Palo Alto, United States | $2.5M | 53 |
| Escape Technologies | Cybersecurity | Open source | Biarritz, France | $21.9M | 52 |
| ZEZeroPath | Cybersecurity | Open source | San Francisco, United States | $20.5M | 50 |
| AXAxiomatic AI | Artificial Intelligence | Open source | Cambridge, United States | $24.0M | 50 |
| Hathora | Gaming | Open source | New York City, United States | $7.6M | 50 |
| ZYZymtrace | Artificial Intelligence | Open source | Wilmington, United States | $12.2M | 50 |
| Respan | Artificial Intelligence | Open source | San Francisco, United States | $5.0M | 49 |
| CiaoDott | Healthcare | Open source | Milan, Italy | $1.6M | 43 |
| Crisp | Customer Engagement | Open source | Paris, France | — | 42 |
| GoStream | Live Streaming | Open source | Ho Chi Minh City, Vietnam | — | 26 |
| F5F5 | Cybersecurity | Open source | Seattle, United States | — | 17 |
| Quantro Security | Cybersecurity | Open source | New York, United States | — | 10 |
| Loveprod | AI Consulting | Open source | Wien, Austria | — | — |
| New Relic | Enterprise Software | Open source | San Francisco, United States | $7.2B | 85 |
| Ubuntu | Operating Systems | Open source · Self-hostable | London, United Kingdom | $63.0M | 85 |
| WWT | Cybersecurity | Open source | St. Louis, USA | $63.0M | 85 |
| 1Password | Cybersecurity | Open source | Toronto, Canada | $1.2B | 85 |
| Forter | Fintech | Open source | New York, United States | $550.0M | 85 |
| SPSPS Commerce | SaaS | Open source | Minneapolis, United States | $7.5M | 85 |
| OpenAI | Artificial Intelligence | Open source | San Francisco, United States | $493.9B | 84 |
| DeepL | Artificial Intelligence | Open source | Cologne, Germany | $300.0M | 82 |
| GRGrafana Labs | Observability | Open source · Self-hostable | New York, United States | — | 80 |
| Cursor | Artificial Intelligence | Open source | San Francisco, United States | $2.9B | 80 |
| Okta | SaaS | Open source | San Francisco, United States | $187.0M | 79 |
| ElevenLabs | AI | Open source | London, United Kingdom | $1.6B | 79 |
| Cursor (Anysphere) | Artificial Intelligence | Open source | San Francisco, United States | $4.8B | 77 |
| Alchemy | Blockchain | Open source | San Francisco, United States | $450.0M | 76 |
| Octopus Energy | Energy | Open source | London, United Kingdom | $800.0M | 76 |
| Hugging Face | AI | Open source · Self-hostable | New York, United States | $395.2M | 76 |
| NemoClaw | Artificial Intelligence | Open source · Self-hostable | — | — | 75 |
| Grafana Cloud | Observability | Open source · Self-hostable | New York, United States | $2.1B | 74 |
| MiniMax | Artificial Intelligence | Open source | Shanghai, China | $1.1B | 74 |
| BABackblaze | SaaS | Open source | San Mateo, United States | $13.0M | 73 |
| Google | Internet | Open source | Mountain View, United States | $9.1B | 73 |
| Stripe, Inc. | Billing | Open source | South San Francisco, United States | $11.4B | 73 |
| Osaurus | Artificial Intelligence | Open source | San Francisco, USA | $63.0M | 71 |
| Codeium | Artificial Intelligence | Open source | Mountain View, United States | $396.7M | 71 |
| Arena | Artificial Intelligence | Open source | Berkeley, USA | $250.0M | 71 |
| WorkOS | Developer Tools | Open source | San Francisco, United States | $198.0M | 71 |
| LALacework | AI | Open source | San Jose, United States | $1.3B | 70 |
| WekaIO | Computing | Open source | Campbell, United States | $565.0M | 70 |
| Crunchbase | Data | Open source | San Francisco, United States | — | 70 |