# New Startups Today on StartupHub.ai: August 21, 2026
_5,821 startups joined StartupHub.ai today, plus 4,698 in stealth. The freshest new companies, updated daily._
**Published:** 2026-08-21
**Source:** https://www.startuphub.ai/ai-news/startups/2026/new-startups-today-on-startuphub-ai-august-21-2026
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**5,821** startups joined StartupHub.ai in the last 24 hours, out in the open, plus **4,698** more building in stealth that our discovery engine is already tracking. Here are 15 of today's new companies worth watching.

## 15 new startups worth watching today

Freshly added to the directory. Click through for the full profile as we enrich it.

1. [Velaura AI](/startups/velaura-ai) · Semiconductors
Velaura AI develops ultra-low power silicon and software technologies for AI infrastructure, focusing on energy efficiency for data centers and physical AI applications.
2. [NavVis](/startups/navvis) · Spatial Computing
NavVis provides a spatial twin platform for the built world, offering reality capture solutions and a browser-based SaaS platform for managing and utilizing spatial data.
3. [Accelerant Holdings](/startups/accelerant) · InsurTech
A cloud platform connecting specialty insurance MGAs with insurers and other capital providers, enabling access to capital for underwriting through advanced analytics and real-time data.
4. [Found](/startups/joinfound-com) · HealthTech
Found offers individualized, medically-guided weight care programs combining medication and behavior change for achievable and maintainable weight loss.
5. [CodeRabbit .](/startups/coderabbit-coderabbit-com) · AI Coding Assistant
CodeRabbit provides AI-powered code review and agentic change management to help developers understand, prioritize, and secure agent outputs.
6. [Obsidian Security](/startups/obsidian-security) · Cybersecurity
Obsidian Security provides a cybersecurity platform focused on securing autonomous AI agents and their access to cloud applications.
7. [Trustly](/startups/trustly) · Fintech
Trustly is a global leader in Pay by Bank solutions, enabling consumers and merchants to make and receive instant, secure payments directly from bank accounts.
8. [Mindgard](/startups/mindgard) · Artificial Intelligence
Mindgard is an AI security platform that discovers exploits, assesses risk, and defends AI systems and agents by combining AI security research with offensive security expertise.
9. [Arcline Investment Management](/startups/arcline-investment-management) · Investment Management
A private equity firm focused on investing in and operating industrial businesses.
10. [Epicrispr Biotechnologies](/startups/epicrispr-biotechnologies) · Biotechnology
Epicrispr Biotechnologies is a biotechnology company developing novel epigenetic therapies, with a lead program targeting Facioscapulohumeral Muscular Dystrophy (FSHD).
11. [Decagon](/startups/deagon) · Customer Support
Decagon builds AI-native customer support agents that autonomously resolve customer issues across multiple channels.
12. [Quartr](/startups/quartr) · Financial Services
The AI infrastructure for company research.
13. [Mayfield](/startups/mayfield) · Venture Capital
Early-stage venture capital firm investing in AI-driven startups, emphasizing inception-stage funding and long-term partnerships.
14. [10x Banking](/startups/10x-banking) · Fintech
Provides core, cloud banking software for banks and financial institutions, enabling faster product launches and real-time customer service.
15. [Notpla](/startups/notpla) · Sustainability
Notpla develops and produces sustainable, plastic-free packaging solutions from seaweed and plants, offering biodegradable and compostable alternatives for various applications.

[Browse every new startup](/new-ai-startups) added to StartupHub.ai, updated continuously.

## 4,698 more building in stealth

Beyond the companies above, 4,698 stealth-mode startups joined our data today, detected before they announce. We track them so founders, investors, and operators can find and reach new companies the day they form.
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Original analysis from [startuphub.ai](https://www.startuphub.ai), the #1 AI startup directory.