Open source focus
Open Source Alternatives to Bigsend
60 open source AI Search Engine options similar to Bigsend, 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.
Firstprinciplesgtm33Agentic AISan Francisco, United StatesOpen source
360sprint4Agentic AITel Aviv, IsraelOpen source
GhoztAgentic AIOpen source
- NetjutsuAgentic AI
Open source
Anon53Agentic AI$6.5MOpen source
AgentMail58Agentic AISan Francisco, United States$7.5MOpen source
Adot43E-commerceSan Francisco, United StatesOpen source
GrackerAI33Agentic SEOTel Aviv, IsraelOpen source
Andraste32Agentic AISan Francisco, United StatesOpen source
Hordus AI25AI Search Engineתל אביב - יפו, IsraelOpen source
lIdée10AI Search EngineTel Aviv, IsraelOpen source
Modetrade IO9Fashion TechTel Aviv-Yafo, IsraelOpen source
TruebloomAgentic AISan Francisco, United StatesOpen source
ShopcodexE-commerceTel Aviv, IsraelOpen source
MotorwerkGenerative AITel Aviv, IsraelOpen source
CaddioAI Search EngineTel Aviv, IsraelOpen source
RedbuyE-commerceOpen source
AskjoynaAgentic AISan Francisco, United StatesOpen source
Algolia75Search TechnologySan Francisco, United States$334.2MOpen source
Perplexity AI71Search EngineSan Francisco, United States$591.4MOpen source
CopilotKit64Agentic AISan Francisco, United States$42.0MOpen source
Atom Foundry63Agentic AISan Francisco, United States$12.0MOpen source
Vectara60Agentic AIPalo Alto, United States$40.0MOpen source
Tavily57Generative AITel Aviv, Israel$5.0MOpen source
Vanna AI56Agentic AINew York, United States$2.5MOpen source · Self-hostable
Nekuda.ai48Agentic AITel Aviv, Israel$4.0MOpen source
Taskade46SpaceTechNew York, United States$1.0MOpen source
Zed46Agentic AISan Francisco, United States$95.5MOpen source
SuperPop42Generative AISan Francisco, United StatesOpen source
Noumena AI40Agentic AIתל אביב - יפו, IsraelOpen source
Postiz37Agentic AITel Aviv, Israel$1.0MOpen source
Pluum34Travel TechTel Aviv, IsraelOpen source
Dydas33Agentic AITel Aviv, IsraelOpen source
All-Hands AI25Agentic AIOpen source · Self-hostable
Briefbridge23AI Search EngineTel Aviv, Israel$1.5MOpen source
Berrybell22Agentic AITel Aviv, IsraelOpen source
RE2320Real EstateNew York, United StatesOpen source
Kilo Code20Agentic AISan Francisco, United StatesOpen source · Self-hostable
Search House AI14AI Search EngineTel Aviv, IsraelOpen source
- Mightymob14Agentic AITel Aviv, Israel
Open source
GPT Researcher13Agentic AIOpen source
Reworkd13Agentic AITel Aviv, IsraelOpen source
Langchain-Chatchat11Open SourceOpen source · Self-hostable
Curiotrader8Agentic AIOpen source
kuafuai8Agentic AIBeijing, ChinaOpen source
A2A7Agentic AIOpen source · Self-hostable
- PRPrivateGPT5AI Search Engine
Open source · Self-hostable
Airevl4Agentic AISan Francisco, United StatesOpen source
TheclearpointAgentic AIOpen source
- FingeringsAgentic AI
Open source
EcomationsAgentic AIOpen source
LozaraAgentic AITel Aviv, IsraelOpen source
KlyvioAI Search EngineTel Aviv, IsraelOpen source
BuildtoexitAI Search EngineSan Francisco, United StatesOpen source
UsecrucibleAgentic AISan Francisco, United StatesOpen source
PaperswanAI Search EngineSan Francisco, United StatesOpen source
MedinanetAgentic AITel Aviv, IsraelOpen source
JoberproAgentic AITel Aviv, IsraelOpen source
LeadersagencyAgentic AITel Aviv, IsraelOpen source
BieniekAgentic AIOpen source
| Company | Sector | License | HQ | Funding | Score |
|---|---|---|---|---|---|
| Firstprinciplesgtm | Agentic AI | Open source | San Francisco, United States | — | 33 |
| 360sprint | Agentic AI | Open source | Tel Aviv, Israel | — | 4 |
| Ghozt | Agentic AI | Open source | — | — | — |
| Agentic AI | Open source | — | — | — | |
| Anon | Agentic AI | Open source | — | $6.5M | 53 |
| AgentMail | Agentic AI | Open source | San Francisco, United States | $7.5M | 58 |
| Adot | E-commerce | Open source | San Francisco, United States | — | 43 |
| GrackerAI | Agentic SEO | Open source | Tel Aviv, Israel | — | 33 |
| Andraste | Agentic AI | Open source | San Francisco, United States | — | 32 |
| Hordus AI | AI Search Engine | Open source | תל אביב - יפו, Israel | — | 25 |
| lIdée | AI Search Engine | Open source | Tel Aviv, Israel | — | 10 |
| Modetrade IO | Fashion Tech | Open source | Tel Aviv-Yafo, Israel | — | 9 |
| Truebloom | Agentic AI | Open source | San Francisco, United States | — | — |
| Shopcodex | E-commerce | Open source | Tel Aviv, Israel | — | — |
| Motorwerk | Generative AI | Open source | Tel Aviv, Israel | — | — |
| Caddio | AI Search Engine | Open source | Tel Aviv, Israel | — | — |
| Redbuy | E-commerce | Open source | — | — | — |
| Askjoyna | Agentic AI | Open source | San Francisco, United States | — | — |
| Algolia | Search Technology | Open source | San Francisco, United States | $334.2M | 75 |
| Perplexity AI | Search Engine | Open source | San Francisco, United States | $591.4M | 71 |
| CopilotKit | Agentic AI | Open source | San Francisco, United States | $42.0M | 64 |
| Atom Foundry | Agentic AI | Open source | San Francisco, United States | $12.0M | 63 |
| Vectara | Agentic AI | Open source | Palo Alto, United States | $40.0M | 60 |
| Tavily | Generative AI | Open source | Tel Aviv, Israel | $5.0M | 57 |
| Vanna AI | Agentic AI | Open source · Self-hostable | New York, United States | $2.5M | 56 |
| Nekuda.ai | Agentic AI | Open source | Tel Aviv, Israel | $4.0M | 48 |
| Taskade | SpaceTech | Open source | New York, United States | $1.0M | 46 |
| Zed | Agentic AI | Open source | San Francisco, United States | $95.5M | 46 |
| SuperPop | Generative AI | Open source | San Francisco, United States | — | 42 |
| Noumena AI | Agentic AI | Open source | תל אביב - יפו, Israel | — | 40 |
| Postiz | Agentic AI | Open source | Tel Aviv, Israel | $1.0M | 37 |
| Pluum | Travel Tech | Open source | Tel Aviv, Israel | — | 34 |
| Dydas | Agentic AI | Open source | Tel Aviv, Israel | — | 33 |
| All-Hands AI | Agentic AI | Open source · Self-hostable | — | — | 25 |
| Briefbridge | AI Search Engine | Open source | Tel Aviv, Israel | $1.5M | 23 |
| Berrybell | Agentic AI | Open source | Tel Aviv, Israel | — | 22 |
| RE23 | Real Estate | Open source | New York, United States | — | 20 |
| Kilo Code | Agentic AI | Open source · Self-hostable | San Francisco, United States | — | 20 |
| Search House AI | AI Search Engine | Open source | Tel Aviv, Israel | — | 14 |
| Agentic AI | Open source | Tel Aviv, Israel | — | 14 | |
| GPT Researcher | Agentic AI | Open source | — | — | 13 |
| Reworkd | Agentic AI | Open source | Tel Aviv, Israel | — | 13 |
| Langchain-Chatchat | Open Source | Open source · Self-hostable | — | — | 11 |
| Curiotrader | Agentic AI | Open source | — | — | 8 |
| kuafuai | Agentic AI | Open source | Beijing, China | — | 8 |
| A2A | Agentic AI | Open source · Self-hostable | — | — | 7 |
| PRPrivateGPT | AI Search Engine | Open source · Self-hostable | — | — | 5 |
| Airevl | Agentic AI | Open source | San Francisco, United States | — | 4 |
| Theclearpoint | Agentic AI | Open source | — | — | — |
| Agentic AI | Open source | — | — | — | |
| Ecomations | Agentic AI | Open source | — | — | — |
| Lozara | Agentic AI | Open source | Tel Aviv, Israel | — | — |
| Klyvio | AI Search Engine | Open source | Tel Aviv, Israel | — | — |
| Buildtoexit | AI Search Engine | Open source | San Francisco, United States | — | — |
| Usecrucible | Agentic AI | Open source | San Francisco, United States | — | — |
| Paperswan | AI Search Engine | Open source | San Francisco, United States | — | — |
| Medinanet | Agentic AI | Open source | Tel Aviv, Israel | — | — |
| Joberpro | Agentic AI | Open source | Tel Aviv, Israel | — | — |
| Leadersagency | Agentic AI | Open source | Tel Aviv, Israel | — | — |
| Bieniek | Agentic AI | Open source | — | — | — |