Open source focus
Open Source Alternatives to Aierza
60 open source AI Search Engine options similar to Aierza, 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.
MotorwerkGenerative AITel Aviv, IsraelOpen source
Bito54AI Coding AssistantSan Francisco, United States$5.7MOpen source
Perplexity AI71Search EngineSan Francisco, United States$591.4MOpen source
Sourcegraph (Cody)66AI Coding AssistantSan Francisco, United States$301.0MOpen source
Vectara60Agentic AIPalo Alto, United States$40.0MOpen source
Tavily57Generative AITel Aviv, Israel$5.0MOpen source
Graphite55AI Coding AssistantSan Francisco, United StatesOpen source
bolt.new49AI Coding AssistantSan Francisco, United StatesOpen source
Chalk.ai48LegalTechSan Francisco, United StatesOpen source
Isacus46LegalTechTel Aviv, Israel$700KOpen source
- GRGreptile44AI Coding AssistantSan Francisco, United States$6.5M
Open source
GitHits44Developer ToolsHelsinki, Finland$1.5MOpen source · Self-hostable
Haystack42AI Search EngineSan Francisco, United States$10.0MOpen source
Answers36AI Search EngineSan Francisco, United States$1.5BOpen source
Briefbridge36AI Search EngineTel Aviv, Israel$1.5MOpen source
Blacksmith Software35AI Coding AssistantSan Francisco, United States$15.0MOpen source
Andraste32Agentic AISan Francisco, United StatesOpen source
TensorZero29AI Coding AssistantSan Francisco, United States$7.3MOpen source
All-Hands AI25Agentic AIOpen source · Self-hostable
Kilo Code20Agentic AISan Francisco, United StatesOpen source · Self-hostable
CodeLane18AI Coding AssistantTel Aviv, IsraelOpen source
LlamaAi (DefiLlama)10FintechOpen source
Google Gemini Code Assist9AI Coding AssistantMountain View, United StatesOpen source
kuafuai8Agentic AIBeijing, ChinaOpen source
TinyFish3Artificial IntelligenceSan Francisco, United StatesOpen source
ClauderizerAI Coding AssistantOpen source
AioncodeAI Coding AssistantTel Aviv, IsraelOpen source
Consensus360AI Search EngineOpen source
KaliaiFoundation ModelSan Francisco, United StatesOpen source
IwrightLegalTechTel Aviv, IsraelOpen source
VektorsearchpartnersAI Search EngineTel Aviv, IsraelOpen source
ZenlawyerLegalTechTel Aviv, IsraelOpen source
AskjoynaAgentic AISan Francisco, United StatesOpen source
PostintelligencecontractsLegalTechOpen source
QuarterlabsAI Coding AssistantSan Francisco, United StatesOpen source
Cursor80Artificial IntelligenceSan Francisco, United States$2.9BOpen source
Codeium71Artificial IntelligenceMountain View, United States$396.7MOpen source
Pinecone69AI InfrastructureSan Francisco, United States$138.0MOpen source
Lacentral68Frontier AI LabSan Francisco, United States$11.3BOpen source
- MOMoonshot AI66Frontier AI LabBeijing, China$250.0M
Open source
cubic65Supply ChainTel Aviv, IsraelOpen source
z.ai65Foundation ModelSan Francisco, USA$1.3BOpen source
Dust65Agentic AIParis, France$15.0MOpen source
CopilotKit64Agentic AISan Francisco, United States$42.0MOpen source
Qodo64AI Coding AssistantTel Aviv, Israel$1.5MOpen source
TwelveLabs64Video IntelligenceSan Francisco, United States$68.0MOpen source
Pola.rs63AI Search EngineTel Aviv, Israel$26.0MOpen source
LiteLLM62Foundation ModelSan Francisco, United StatesOpen source · Self-hostable
Entire62Artificial Intelligence$60.0MOpen source · Self-hostable
Weaviate60Vector DatabaseAmsterdam, NetherlandsOpen source
Composio59Agentic AISan Francisco, United States$50.0MOpen source
CodeRabbit56AI Coding AssistantTel Aviv, Israel$120.0MOpen source
Toolbase54Developer ToolsSan Francisco, United StatesOpen source
Deepjudge Ai54LegalTechTel Aviv, Israel$53.4MOpen source
Mem054Agentic AISan Francisco, United States$24.0MOpen source · Self-hostable
Feast AI54MLOpsSan Francisco, United StatesOpen source · Self-hostable
LlamaIndex Inc.53Foundation ModelSan Francisco, United StatesOpen source · Self-hostable
Superlinked53Artificial IntelligenceTel Aviv, Israel$9.5MOpen source
RelAI51Agentic AISan Francisco, United States$10.0MOpen source · Self-hostable
nao Labs50Agentic AISan Francisco, United StatesOpen source
| Company | Sector | License | HQ | Funding | Score |
|---|---|---|---|---|---|
| Motorwerk | Generative AI | Open source | Tel Aviv, Israel | — | — |
| Bito | AI Coding Assistant | Open source | San Francisco, United States | $5.7M | 54 |
| Perplexity AI | Search Engine | Open source | San Francisco, United States | $591.4M | 71 |
| Sourcegraph (Cody) | AI Coding Assistant | Open source | San Francisco, United States | $301.0M | 66 |
| Vectara | Agentic AI | Open source | Palo Alto, United States | $40.0M | 60 |
| Tavily | Generative AI | Open source | Tel Aviv, Israel | $5.0M | 57 |
| Graphite | AI Coding Assistant | Open source | San Francisco, United States | — | 55 |
| bolt.new | AI Coding Assistant | Open source | San Francisco, United States | — | 49 |
| Chalk.ai | LegalTech | Open source | San Francisco, United States | — | 48 |
| Isacus | LegalTech | Open source | Tel Aviv, Israel | $700K | 46 |
| GRGreptile | AI Coding Assistant | Open source | San Francisco, United States | $6.5M | 44 |
| GitHits | Developer Tools | Open source · Self-hostable | Helsinki, Finland | $1.5M | 44 |
| Haystack | AI Search Engine | Open source | San Francisco, United States | $10.0M | 42 |
| Answers | AI Search Engine | Open source | San Francisco, United States | $1.5B | 36 |
| Briefbridge | AI Search Engine | Open source | Tel Aviv, Israel | $1.5M | 36 |
| Blacksmith Software | AI Coding Assistant | Open source | San Francisco, United States | $15.0M | 35 |
| Andraste | Agentic AI | Open source | San Francisco, United States | — | 32 |
| TensorZero | AI Coding Assistant | Open source | San Francisco, United States | $7.3M | 29 |
| All-Hands AI | Agentic AI | Open source · Self-hostable | — | — | 25 |
| Kilo Code | Agentic AI | Open source · Self-hostable | San Francisco, United States | — | 20 |
| CodeLane | AI Coding Assistant | Open source | Tel Aviv, Israel | — | 18 |
| LlamaAi (DefiLlama) | Fintech | Open source | — | — | 10 |
| Google Gemini Code Assist | AI Coding Assistant | Open source | Mountain View, United States | — | 9 |
| kuafuai | Agentic AI | Open source | Beijing, China | — | 8 |
| TinyFish | Artificial Intelligence | Open source | San Francisco, United States | — | 3 |
| Clauderizer | AI Coding Assistant | Open source | — | — | — |
| Aioncode | AI Coding Assistant | Open source | Tel Aviv, Israel | — | — |
| Consensus360 | AI Search Engine | Open source | — | — | — |
| Kaliai | Foundation Model | Open source | San Francisco, United States | — | — |
| Iwright | LegalTech | Open source | Tel Aviv, Israel | — | — |
| Vektorsearchpartners | AI Search Engine | Open source | Tel Aviv, Israel | — | — |
| Zenlawyer | LegalTech | Open source | Tel Aviv, Israel | — | — |
| Askjoyna | Agentic AI | Open source | San Francisco, United States | — | — |
| Postintelligencecontracts | LegalTech | Open source | — | — | — |
| Quarterlabs | AI Coding Assistant | Open source | San Francisco, United States | — | — |
| Cursor | Artificial Intelligence | Open source | San Francisco, United States | $2.9B | 80 |
| Codeium | Artificial Intelligence | Open source | Mountain View, United States | $396.7M | 71 |
| Pinecone | AI Infrastructure | Open source | San Francisco, United States | $138.0M | 69 |
| Lacentral | Frontier AI Lab | Open source | San Francisco, United States | $11.3B | 68 |
| MOMoonshot AI | Frontier AI Lab | Open source | Beijing, China | $250.0M | 66 |
| cubic | Supply Chain | Open source | Tel Aviv, Israel | — | 65 |
| z.ai | Foundation Model | Open source | San Francisco, USA | $1.3B | 65 |
| Dust | Agentic AI | Open source | Paris, France | $15.0M | 65 |
| CopilotKit | Agentic AI | Open source | San Francisco, United States | $42.0M | 64 |
| Qodo | AI Coding Assistant | Open source | Tel Aviv, Israel | $1.5M | 64 |
| TwelveLabs | Video Intelligence | Open source | San Francisco, United States | $68.0M | 64 |
| Pola.rs | AI Search Engine | Open source | Tel Aviv, Israel | $26.0M | 63 |
| LiteLLM | Foundation Model | Open source · Self-hostable | San Francisco, United States | — | 62 |
| Entire | Artificial Intelligence | Open source · Self-hostable | — | $60.0M | 62 |
| Weaviate | Vector Database | Open source | Amsterdam, Netherlands | — | 60 |
| Composio | Agentic AI | Open source | San Francisco, United States | $50.0M | 59 |
| CodeRabbit | AI Coding Assistant | Open source | Tel Aviv, Israel | $120.0M | 56 |
| Toolbase | Developer Tools | Open source | San Francisco, United States | — | 54 |
| Deepjudge Ai | LegalTech | Open source | Tel Aviv, Israel | $53.4M | 54 |
| Mem0 | Agentic AI | Open source · Self-hostable | San Francisco, United States | $24.0M | 54 |
| Feast AI | MLOps | Open source · Self-hostable | San Francisco, United States | — | 54 |
| LlamaIndex Inc. | Foundation Model | Open source · Self-hostable | San Francisco, United States | — | 53 |
| Superlinked | Artificial Intelligence | Open source | Tel Aviv, Israel | $9.5M | 53 |
| RelAI | Agentic AI | Open source · Self-hostable | San Francisco, United States | $10.0M | 51 |
| nao Labs | Agentic AI | Open source | San Francisco, United States | — | 50 |