Open source focus
Open Source Alternatives to Spellbook
60 open source Agentic AI options similar to Spellbook, 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.
- IRIronclad67Legal & ComplianceSan Francisco, United States
Open source
- KIKira Systems10LegalTechToronto, Canada
Open source
Bloomberg L.P.82FintechNew York, United States$60.1BOpen source
Lovable75No-Code/Low-CodeStockholm, Sweden$880.2MOpen source
CopilotKit64Agentic AISan Francisco, United States$42.0MOpen source
Sarvam AI63Agentic AIBengaluru, India$234.0MOpen source
Viktor62Artificial IntelligenceWarsaw, Poland$64.7MOpen source
Vectara60Agentic AIPalo Alto, United States$40.0MOpen source
pleias55AI InfrastructureParis, FranceOpen source
giniX54Generative AITel Aviv, IsraelOpen source
Relevance AI53Agentic AITel Aviv, Israel$12.0MOpen source
Kiro IDE44Artificial IntelligenceSan Francisco, United StatesOpen source
Qualifire32Generative AIOpen source
Gemini CLI27AI Tools & AppsOpen source · Self-hostable
Vibranium Dome23AI AgentsOpen source · Self-hostable
kuafuai8Agentic AIBeijing, ChinaOpen source
PaperswanAI Search EngineSan Francisco, United StatesOpen source
AixeedAgentic AITel Aviv, IsraelOpen source
StranahanAgentic AIOpen source
PostintelligencecontractsLegalTechOpen source
Coworker.aiHR TechOpen source
AskjoynaAgentic AISan Francisco, United StatesOpen source
GetmunimGovTechTel Aviv, IsraelOpen source
OpenAI84Artificial IntelligenceSan Francisco, United States$493.9BOpen source
DeepL82Artificial IntelligenceCologne, Germany$300.0MOpen source
Cursor80Artificial IntelligenceSan Francisco, United States$2.9BOpen source
Manus AI75Agentic AISingapore, Singapore$150.0MOpen source
NemoClaw75Artificial IntelligenceOpen source · Self-hostable
Perplexity AI71Search EngineSan Francisco, United States$591.4MOpen source
Codeium71Artificial IntelligenceMountain View, United States$396.7MOpen source
Pinecone69AI InfrastructureSan Francisco, United States$138.0MOpen source
- MOMoonshot AI66Frontier AI LabBeijing, China$250.0M
Open source
Dust65Agentic AIParis, France$15.0MOpen source
H2O.ai64Foundation ModelMountain View, United States$228.1MOpen source · Self-hostable
Lakera AI AG63AI SecurityBerlin, Germany$12.0MOpen source
Cognigy (NICE)63Voice AgentDüsseldorf, GermanyOpen source
Sendbird61Conversational AISan Mateo, United StatesOpen source
LangChain61Agentic AISan Francisco, United States$260.0MOpen source
Giskard60Artificial IntelligenceParis, France$2.5MOpen source
Juro60LegalTechLondon, United KingdomOpen source
Composio59Agentic AISan Francisco, United States$50.0MOpen source
Agency58Agentic AISan Francisco, United States$20.0MOpen source
Axiom58LegalTechNew York, United States$764.0MOpen source
LawGeex56LegalTel Aviv, Israel$41.8MOpen source
Auto-GPT56Agentic AI$12.0MOpen source · Self-hostable
Graphite55AI Coding AssistantSan Francisco, United StatesOpen source
Deepjudge Ai54LegalTechTel Aviv, Israel$53.4MOpen source
M Magical54Artificial IntelligenceSan Francisco, United StatesOpen source
Nacre AI54Agentic AIהרצליה, IsraelOpen source
KiloClaw54Artificial IntelligenceOpen source · Self-hostable
Knostic54Cybersecurity$14.3MOpen source
Bito54AI Coding AssistantSan Francisco, United States$5.7MOpen source
Modal Labs52Agentic AISan Francisco, United States$693.0MOpen source
Ultravox.ai52Agentic AISan Francisco, United States$10.0MOpen source
Manufact Inc.52AI InfrastructureSan Francisco, United States$6.3MOpen source
Arthur51Agentic AISan Francisco, United States$10.0MOpen source
Emergence AI48Agentic AISan Francisco, United StatesOpen source
Chalk.ai48LegalTechSan Francisco, United StatesOpen source
Prem47Artificial IntelligenceZurich, Switzerland$100.0MOpen source
Isacus46LegalTechTel Aviv, Israel$700KOpen source
| Company | Sector | License | HQ | Funding | Score |
|---|---|---|---|---|---|
| IRIronclad | Legal & Compliance | Open source | San Francisco, United States | — | 67 |
| KIKira Systems | LegalTech | Open source | Toronto, Canada | — | 10 |
| Bloomberg L.P. | Fintech | Open source | New York, United States | $60.1B | 82 |
| Lovable | No-Code/Low-Code | Open source | Stockholm, Sweden | $880.2M | 75 |
| CopilotKit | Agentic AI | Open source | San Francisco, United States | $42.0M | 64 |
| Sarvam AI | Agentic AI | Open source | Bengaluru, India | $234.0M | 63 |
| Viktor | Artificial Intelligence | Open source | Warsaw, Poland | $64.7M | 62 |
| Vectara | Agentic AI | Open source | Palo Alto, United States | $40.0M | 60 |
| pleias | AI Infrastructure | Open source | Paris, France | — | 55 |
| giniX | Generative AI | Open source | Tel Aviv, Israel | — | 54 |
| Relevance AI | Agentic AI | Open source | Tel Aviv, Israel | $12.0M | 53 |
| Kiro IDE | Artificial Intelligence | Open source | San Francisco, United States | — | 44 |
| Qualifire | Generative AI | Open source | — | — | 32 |
| Gemini CLI | AI Tools & Apps | Open source · Self-hostable | — | — | 27 |
| Vibranium Dome | AI Agents | Open source · Self-hostable | — | — | 23 |
| kuafuai | Agentic AI | Open source | Beijing, China | — | 8 |
| Paperswan | AI Search Engine | Open source | San Francisco, United States | — | — |
| Aixeed | Agentic AI | Open source | Tel Aviv, Israel | — | — |
| Stranahan | Agentic AI | Open source | — | — | — |
| Postintelligencecontracts | LegalTech | Open source | — | — | — |
| Coworker.ai | HR Tech | Open source | — | — | — |
| Askjoyna | Agentic AI | Open source | San Francisco, United States | — | — |
| Getmunim | GovTech | Open source | Tel Aviv, Israel | — | — |
| OpenAI | Artificial Intelligence | Open source | San Francisco, United States | $493.9B | 84 |
| DeepL | Artificial Intelligence | Open source | Cologne, Germany | $300.0M | 82 |
| Cursor | Artificial Intelligence | Open source | San Francisco, United States | $2.9B | 80 |
| Manus AI | Agentic AI | Open source | Singapore, Singapore | $150.0M | 75 |
| NemoClaw | Artificial Intelligence | Open source · Self-hostable | — | — | 75 |
| Perplexity AI | Search Engine | Open source | San Francisco, United States | $591.4M | 71 |
| Codeium | Artificial Intelligence | Open source | Mountain View, United States | $396.7M | 71 |
| Pinecone | AI Infrastructure | Open source | San Francisco, United States | $138.0M | 69 |
| MOMoonshot AI | Frontier AI Lab | Open source | Beijing, China | $250.0M | 66 |
| Dust | Agentic AI | Open source | Paris, France | $15.0M | 65 |
| H2O.ai | Foundation Model | Open source · Self-hostable | Mountain View, United States | $228.1M | 64 |
| Lakera AI AG | AI Security | Open source | Berlin, Germany | $12.0M | 63 |
| Cognigy (NICE) | Voice Agent | Open source | Düsseldorf, Germany | — | 63 |
| Sendbird | Conversational AI | Open source | San Mateo, United States | — | 61 |
| LangChain | Agentic AI | Open source | San Francisco, United States | $260.0M | 61 |
| Giskard | Artificial Intelligence | Open source | Paris, France | $2.5M | 60 |
| Juro | LegalTech | Open source | London, United Kingdom | — | 60 |
| Composio | Agentic AI | Open source | San Francisco, United States | $50.0M | 59 |
| Agency | Agentic AI | Open source | San Francisco, United States | $20.0M | 58 |
| Axiom | LegalTech | Open source | New York, United States | $764.0M | 58 |
| LawGeex | Legal | Open source | Tel Aviv, Israel | $41.8M | 56 |
| Auto-GPT | Agentic AI | Open source · Self-hostable | — | $12.0M | 56 |
| Graphite | AI Coding Assistant | Open source | San Francisco, United States | — | 55 |
| Deepjudge Ai | LegalTech | Open source | Tel Aviv, Israel | $53.4M | 54 |
| M Magical | Artificial Intelligence | Open source | San Francisco, United States | — | 54 |
| Nacre AI | Agentic AI | Open source | הרצליה, Israel | — | 54 |
| KiloClaw | Artificial Intelligence | Open source · Self-hostable | — | — | 54 |
| Knostic | Cybersecurity | Open source | — | $14.3M | 54 |
| Bito | AI Coding Assistant | Open source | San Francisco, United States | $5.7M | 54 |
| Modal Labs | Agentic AI | Open source | San Francisco, United States | $693.0M | 52 |
| Ultravox.ai | Agentic AI | Open source | San Francisco, United States | $10.0M | 52 |
| Manufact Inc. | AI Infrastructure | Open source | San Francisco, United States | $6.3M | 52 |
| Arthur | Agentic AI | Open source | San Francisco, United States | $10.0M | 51 |
| Emergence AI | Agentic AI | Open source | San Francisco, United States | — | 48 |
| Chalk.ai | LegalTech | Open source | San Francisco, United States | — | 48 |
| Prem | Artificial Intelligence | Open source | Zurich, Switzerland | $100.0M | 47 |
| Isacus | LegalTech | Open source | Tel Aviv, Israel | $700K | 46 |