Open source focus
Open Source Alternatives to Whowasyourteacher
60 open source AI Search Engine options similar to Whowasyourteacher, 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.
Perplexity AI71Search EngineSan Francisco, United States$591.4MOpen source
Arena71Artificial IntelligenceBerkeley, USA$250.0MOpen source
Andraste32Agentic AISan Francisco, United StatesOpen source
- PRPrivateGPT5AI Search Engine
Open source · Self-hostable
TinyFish3Artificial IntelligenceSan Francisco, United StatesOpen source
TripvaletTravel TechTel Aviv, IsraelOpen source
StudyboltEdTechTel Aviv, IsraelOpen source
BiblelensAI Search EngineOpen source
SecondarybrainAI Search EngineSan Francisco, United StatesOpen source
Cami AppEdTechTel Aviv, IsraelOpen source
KaliaiFoundation ModelSan Francisco, United StatesOpen source
AskjoynaAgentic AISan Francisco, United StatesOpen source
DailycastAI Search EngineTel Aviv, IsraelOpen source
OpenAI84Artificial IntelligenceSan Francisco, United States$493.9BOpen source
- XAxAI78Frontier AI LabPalo Alto, United States$90.0B
Open source
Lovable75No-Code/Low-CodeStockholm, Sweden$880.2MOpen source
Vectara60Agentic AIPalo Alto, United States$40.0MOpen source
Chai56AI ChatbotSan Francisco, United States$62.0MOpen source
CHAI: AI Platform56AI InfrastructurePalo Alto, United States$3.7MOpen source
Anon53Agentic AI$6.5MOpen source
MuchBetterAI47FintechLondon, United Kingdom$4.4MOpen source
Isacus46LegalTechTel Aviv, Israel$700KOpen source
Taskade46SpaceTechNew York, United States$1.0MOpen source
Zed46Agentic AISan Francisco, United States$95.5MOpen source
Adot43E-commerceSan Francisco, United StatesOpen source
- Why-Health42Productivity
Open source
Raindrop40AI Search EngineMoscow, Russia$32.8MOpen source
Noumena AI40Agentic AIתל אביב - יפו, IsraelOpen source
Onepot.ai37Generative AITel Aviv, Israel$16.5MOpen source
Answers36AI Search EngineSan Francisco, United States$1.5BOpen source
Pluum34Travel TechTel Aviv, IsraelOpen source
GrackerAI33Agentic SEOTel Aviv, IsraelOpen source
GPT4All26Foundation ModelNew York, United StatesOpen source · Self-hostable
Briefbridge23AI Search EngineTel Aviv, Israel$1.5MOpen source
IAGO22Travel$200KOpen source
Fundamental Research Labs22Frontier AI LabSan Francisco, United States$10.0MOpen source
Recallguru21AI Search EngineOpen source
Anima-EY17EducationOpen source
Eschools14EdTechOpen source
GPT Researcher13Agentic AIOpen source
LlamaAi (DefiLlama)10FintechOpen source
lIdée10AI Search EngineTel Aviv, IsraelOpen source
OpenTools10AI Tool MarketplaceSan Francisco, United StatesOpen source
- Aibest8AI Search Engine
Open source
42research4AI Search EngineTel Aviv, IsraelOpen source
Yexa TechnologiesEdTechBengaluru, IndiaOpen source
PostintelligencecontractsLegalTechOpen source
Tosly.onlineAgentic AIOpen source
DontclickAI Search EngineOpen source
MusicpracticecompanionMusic TechOpen source
BieniekAgentic AIOpen source
CybernomicFoundation ModelOpen source
CarineFintechTel Aviv, IsraelOpen source
Open and AsyncAgentic AISan Francisco, United StatesOpen source
- FingeringsAgentic AI
Open source
VektorsearchpartnersAI Search EngineTel Aviv, IsraelOpen source
StepnewsAI Search EngineOpen source
Global ExamsEdTechOpen source
AlraidcFoundation ModelOpen source
IamfamilyAI AgentTel Aviv, IsraelOpen source
| Company | Sector | License | HQ | Funding | Score |
|---|---|---|---|---|---|
| Perplexity AI | Search Engine | Open source | San Francisco, United States | $591.4M | 71 |
| Arena | Artificial Intelligence | Open source | Berkeley, USA | $250.0M | 71 |
| Andraste | Agentic AI | Open source | San Francisco, United States | — | 32 |
| PRPrivateGPT | AI Search Engine | Open source · Self-hostable | — | — | 5 |
| TinyFish | Artificial Intelligence | Open source | San Francisco, United States | — | 3 |
| Tripvalet | Travel Tech | Open source | Tel Aviv, Israel | — | — |
| Studybolt | EdTech | Open source | Tel Aviv, Israel | — | — |
| Biblelens | AI Search Engine | Open source | — | — | — |
| Secondarybrain | AI Search Engine | Open source | San Francisco, United States | — | — |
| Cami App | EdTech | Open source | Tel Aviv, Israel | — | — |
| Kaliai | Foundation Model | Open source | San Francisco, United States | — | — |
| Askjoyna | Agentic AI | Open source | San Francisco, United States | — | — |
| Dailycast | AI Search Engine | Open source | Tel Aviv, Israel | — | — |
| OpenAI | Artificial Intelligence | Open source | San Francisco, United States | $493.9B | 84 |
| XAxAI | Frontier AI Lab | Open source | Palo Alto, United States | $90.0B | 78 |
| Lovable | No-Code/Low-Code | Open source | Stockholm, Sweden | $880.2M | 75 |
| Vectara | Agentic AI | Open source | Palo Alto, United States | $40.0M | 60 |
| Chai | AI Chatbot | Open source | San Francisco, United States | $62.0M | 56 |
| CHAI: AI Platform | AI Infrastructure | Open source | Palo Alto, United States | $3.7M | 56 |
| Anon | Agentic AI | Open source | — | $6.5M | 53 |
| MuchBetterAI | Fintech | Open source | London, United Kingdom | $4.4M | 47 |
| Isacus | LegalTech | Open source | Tel Aviv, Israel | $700K | 46 |
| Taskade | SpaceTech | Open source | New York, United States | $1.0M | 46 |
| Zed | Agentic AI | Open source | San Francisco, United States | $95.5M | 46 |
| Adot | E-commerce | Open source | San Francisco, United States | — | 43 |
| Productivity | Open source | — | — | 42 | |
| Raindrop | AI Search Engine | Open source | Moscow, Russia | $32.8M | 40 |
| Noumena AI | Agentic AI | Open source | תל אביב - יפו, Israel | — | 40 |
| Onepot.ai | Generative AI | Open source | Tel Aviv, Israel | $16.5M | 37 |
| Answers | AI Search Engine | Open source | San Francisco, United States | $1.5B | 36 |
| Pluum | Travel Tech | Open source | Tel Aviv, Israel | — | 34 |
| GrackerAI | Agentic SEO | Open source | Tel Aviv, Israel | — | 33 |
| GPT4All | Foundation Model | Open source · Self-hostable | New York, United States | — | 26 |
| Briefbridge | AI Search Engine | Open source | Tel Aviv, Israel | $1.5M | 23 |
| IAGO | Travel | Open source | — | $200K | 22 |
| Fundamental Research Labs | Frontier AI Lab | Open source | San Francisco, United States | $10.0M | 22 |
| Recallguru | AI Search Engine | Open source | — | — | 21 |
| Anima-EY | Education | Open source | — | — | 17 |
| Eschools | EdTech | Open source | — | — | 14 |
| GPT Researcher | Agentic AI | Open source | — | — | 13 |
| LlamaAi (DefiLlama) | Fintech | Open source | — | — | 10 |
| lIdée | AI Search Engine | Open source | Tel Aviv, Israel | — | 10 |
| OpenTools | AI Tool Marketplace | Open source | San Francisco, United States | — | 10 |
| AI Search Engine | Open source | — | — | 8 | |
| 42research | AI Search Engine | Open source | Tel Aviv, Israel | — | 4 |
| Yexa Technologies | EdTech | Open source | Bengaluru, India | — | — |
| Postintelligencecontracts | LegalTech | Open source | — | — | — |
| Tosly.online | Agentic AI | Open source | — | — | — |
| Dontclick | AI Search Engine | Open source | — | — | — |
| Musicpracticecompanion | Music Tech | Open source | — | — | — |
| Bieniek | Agentic AI | Open source | — | — | — |
| Cybernomic | Foundation Model | Open source | — | — | — |
| Carine | Fintech | Open source | Tel Aviv, Israel | — | — |
| Open and Async | Agentic AI | Open source | San Francisco, United States | — | — |
| Agentic AI | Open source | — | — | — | |
| Vektorsearchpartners | AI Search Engine | Open source | Tel Aviv, Israel | — | — |
| Stepnews | AI Search Engine | Open source | — | — | — |
| Global Exams | EdTech | Open source | — | — | — |
| Alraidc | Foundation Model | Open source | — | — | — |
| Iamfamily | AI Agent | Open source | Tel Aviv, Israel | — | — |