Open source focus
Open Source Alternatives to Clausekit
60 open source LegalTech options similar to Clausekit, 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.
- KIKira Systems10LegalTechToronto, Canada
Open source
- IRIronclad67Legal & ComplianceSan Francisco, United States
Open source
PostintelligencecontractsLegalTechOpen source
Pinecone69AI InfrastructureSan Francisco, United States$138.0MOpen source
Lakera AI AG63AI SecurityBerlin, Germany$12.0MOpen source
Sarvam AI63Agentic AIBengaluru, India$234.0MOpen source
Juro60LegalTechLondon, United KingdomOpen source
Vectara60Agentic AIPalo Alto, United States$40.0MOpen source
Axiom58LegalTechNew York, United States$764.0MOpen source
pleias55AI InfrastructureParis, FranceOpen source
giniX54Generative AITel Aviv, IsraelOpen source
Knostic54Cybersecurity$14.3MOpen source
Deepjudge Ai54LegalTechTel Aviv, Israel$53.4MOpen source
Chalk.ai48LegalTechSan Francisco, United StatesOpen source
Prem47Artificial IntelligenceZurich, Switzerland$100.0MOpen source
Isacus46LegalTechTel Aviv, Israel$700KOpen source
Kiro IDE44Artificial IntelligenceSan Francisco, United StatesOpen source
Qualifire32Generative AIOpen source
Gemini CLI27AI Tools & AppsOpen source · Self-hostable
Vibranium Dome23AI AgentsOpen source · Self-hostable
- COCometAPI15API PlatformSha Tin, China
Open source
IwrightLegalTechTel Aviv, IsraelOpen source
VektorsearchpartnersAI Search EngineTel Aviv, IsraelOpen source
AixeedAgentic AITel Aviv, IsraelOpen source
TanakasunAI OrchestrationOpen source
DraftosAI ToolOpen source
OpenAI84Artificial IntelligenceSan Francisco, United States$493.9BOpen source
Bloomberg L.P.82FintechNew York, United States$60.1BOpen source
DeepL82Artificial IntelligenceCologne, Germany$300.0MOpen source
- XAxAI78Frontier AI LabPalo Alto, United States$90.0B
Open source
Together AI76AI InfrastructureSan Francisco, United States$906.0MOpen source · Self-hostable
Manus AI75Agentic AISingapore, Singapore$150.0MOpen source
NemoClaw75Artificial IntelligenceOpen source · Self-hostable
Lovable75No-Code/Low-CodeStockholm, Sweden$1.2BOpen source
Perplexity AI71Search EngineSan Francisco, United States$591.4MOpen source
OpenRouter70InfrastructureSan Francisco, United States$153.5MOpen source
DeepSeek AI70AI InfrastructureBeijing, China$7.0BOpen source
Stability AI68Generative AILondon, United Kingdom$101.0MOpen source · Self-hostable
Lacentral68Frontier AI LabSan Francisco, United States$11.3BOpen source
- MOMoonshot AI66Frontier AI LabBeijing, China$250.0M
Open source
Dust65Agentic AIParis, France$15.0MOpen source
z.ai65Foundation ModelSan Francisco, USA$1.3BOpen source
H2O.ai64Foundation ModelMountain View, United States$228.1MOpen source · Self-hostable
CopilotKit64Agentic AISan Francisco, United States$42.0MOpen source
TwelveLabs64Video IntelligenceSan Francisco, United States$68.0MOpen source
Cognigy (NICE)63Voice AgentDüsseldorf, GermanyOpen source
LiteLLM62Foundation ModelSan Francisco, United StatesOpen source · Self-hostable
Viktor62Artificial IntelligenceWarsaw, Poland$64.7MOpen source
LangChain61Agentic AISan Francisco, United States$260.0MOpen source
Sendbird61Conversational AISan Mateo, United StatesOpen source
Giskard60Artificial IntelligenceParis, France$2.5MOpen source
Composio59Agentic AISan Francisco, United States$50.0MOpen source
Modular58AI InfrastructureSan Francisco, United States$380.0MOpen source
Agency58Agentic AISan Francisco, United States$20.0MOpen source
Chai56AI ChatbotSan Francisco, United States$62.0MOpen source
Converge Bio56Life SciencesSan Francisco, United States$5.5MOpen source · Self-hostable
Auto-GPT56Agentic AI$12.0MOpen source · Self-hostable
LawGeex56LegalTel Aviv, Israel$41.8MOpen source
- BRBria56Generative AITel Aviv, Israel$130.5M
Open source
CHAI: AI Platform56AI InfrastructurePalo Alto, United States$3.7MOpen source
| Company | Sector | License | HQ | Funding | Score |
|---|---|---|---|---|---|
| KIKira Systems | LegalTech | Open source | Toronto, Canada | — | 10 |
| IRIronclad | Legal & Compliance | Open source | San Francisco, United States | — | 67 |
| Postintelligencecontracts | LegalTech | Open source | — | — | — |
| Pinecone | AI Infrastructure | Open source | San Francisco, United States | $138.0M | 69 |
| Lakera AI AG | AI Security | Open source | Berlin, Germany | $12.0M | 63 |
| Sarvam AI | Agentic AI | Open source | Bengaluru, India | $234.0M | 63 |
| Juro | LegalTech | Open source | London, United Kingdom | — | 60 |
| Vectara | Agentic AI | Open source | Palo Alto, United States | $40.0M | 60 |
| Axiom | LegalTech | Open source | New York, United States | $764.0M | 58 |
| pleias | AI Infrastructure | Open source | Paris, France | — | 55 |
| giniX | Generative AI | Open source | Tel Aviv, Israel | — | 54 |
| Knostic | Cybersecurity | Open source | — | $14.3M | 54 |
| Deepjudge Ai | LegalTech | Open source | Tel Aviv, Israel | $53.4M | 54 |
| 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 |
| 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 |
| COCometAPI | API Platform | Open source | Sha Tin, China | — | 15 |
| Iwright | LegalTech | Open source | Tel Aviv, Israel | — | — |
| Vektorsearchpartners | AI Search Engine | Open source | Tel Aviv, Israel | — | — |
| Aixeed | Agentic AI | Open source | Tel Aviv, Israel | — | — |
| Tanakasun | AI Orchestration | Open source | — | — | — |
| Draftos | AI Tool | Open source | — | — | — |
| OpenAI | Artificial Intelligence | Open source | San Francisco, United States | $493.9B | 84 |
| Bloomberg L.P. | Fintech | Open source | New York, United States | $60.1B | 82 |
| DeepL | Artificial Intelligence | Open source | Cologne, Germany | $300.0M | 82 |
| XAxAI | Frontier AI Lab | Open source | Palo Alto, United States | $90.0B | 78 |
| Together AI | AI Infrastructure | Open source · Self-hostable | San Francisco, United States | $906.0M | 76 |
| Manus AI | Agentic AI | Open source | Singapore, Singapore | $150.0M | 75 |
| NemoClaw | Artificial Intelligence | Open source · Self-hostable | — | — | 75 |
| Lovable | No-Code/Low-Code | Open source | Stockholm, Sweden | $1.2B | 75 |
| Perplexity AI | Search Engine | Open source | San Francisco, United States | $591.4M | 71 |
| OpenRouter | Infrastructure | Open source | San Francisco, United States | $153.5M | 70 |
| DeepSeek AI | AI Infrastructure | Open source | Beijing, China | $7.0B | 70 |
| Stability AI | Generative AI | Open source · Self-hostable | London, United Kingdom | $101.0M | 68 |
| 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 |
| Dust | Agentic AI | Open source | Paris, France | $15.0M | 65 |
| z.ai | Foundation Model | Open source | San Francisco, USA | $1.3B | 65 |
| H2O.ai | Foundation Model | Open source · Self-hostable | Mountain View, United States | $228.1M | 64 |
| CopilotKit | Agentic AI | Open source | San Francisco, United States | $42.0M | 64 |
| TwelveLabs | Video Intelligence | Open source | San Francisco, United States | $68.0M | 64 |
| Cognigy (NICE) | Voice Agent | Open source | Düsseldorf, Germany | — | 63 |
| LiteLLM | Foundation Model | Open source · Self-hostable | San Francisco, United States | — | 62 |
| Viktor | Artificial Intelligence | Open source | Warsaw, Poland | $64.7M | 62 |
| LangChain | Agentic AI | Open source | San Francisco, United States | $260.0M | 61 |
| Sendbird | Conversational AI | Open source | San Mateo, United States | — | 61 |
| Giskard | Artificial Intelligence | Open source | Paris, France | $2.5M | 60 |
| Composio | Agentic AI | Open source | San Francisco, United States | $50.0M | 59 |
| Modular | AI Infrastructure | Open source | San Francisco, United States | $380.0M | 58 |
| Agency | Agentic AI | Open source | San Francisco, United States | $20.0M | 58 |
| Chai | AI Chatbot | Open source | San Francisco, United States | $62.0M | 56 |
| Converge Bio | Life Sciences | Open source · Self-hostable | San Francisco, United States | $5.5M | 56 |
| Auto-GPT | Agentic AI | Open source · Self-hostable | — | $12.0M | 56 |
| LawGeex | Legal | Open source | Tel Aviv, Israel | $41.8M | 56 |
| BRBria | Generative AI | Open source | Tel Aviv, Israel | $130.5M | 56 |
| CHAI: AI Platform | AI Infrastructure | Open source | Palo Alto, United States | $3.7M | 56 |