OOZOU
OOZOU is a digital product design and development company specializing in creating web and mobile applications for businesses. With expertise in both consulting and engineering, they help clients bring their ideas to life through user-centered design and modern technology solutions.The company offers a wide range of services including digital transformation, user research, product definition, experience and interface design, and full-stack development across iOS, Android, and web platforms. They also provide specialized solutions in AI and machine learning, DevOps, cloud infrastructure, and growth engineering, serving industries such as healthcare, finance, retail, telecommunications, and education.OOZOU partners with leading global technology providers like AWS, Google, SAP, and Stripe to deliver scalable and innovative solutions. Their work includes redesigning major applications like the myAIS super app, developing food delivery platforms like 1112, and building e-commerce and B2B platforms for global brands such as Amway, Sephora, and Prudential.Headquartered in Bangkok but operating globally with teams in Singapore, Vienna, and Hong Kong, OOZOU emphasizes a sustainable work culture focused on employee wellbeing, diversity, and career progression. They pride themselves on maintaining a healthy work-life balance, offering competitive compensation, and fostering an inclusive environment where innovation thrives.
50-200 employees
Opal
Opal for Schools helps students build real digital self-regulation without shame, without force, and without treating them like they can’t be trusted.
OpalForce
Expert humans that make enterprise AI trustworthy.OpalForce builds India and South America expert evaluation teams for LLMs, AI agents, healthcare AI, legal AI, financial AI, and coding AI. We turn model risk into measurable reliability.Our Reliability Operating System provides a closed-loop methodology for transitioning AI from experimental prototypes to enterprise-grade infrastructure through rigorous human oversight. Services include Expert LLM Evaluation, RLHF & Preference Ranking, AI Red Teaming, Gold Dataset Creation, Governance Operations, and Managed AI Reliability Ops.We focus on high-stakes industries including Healthcare (HIPAA-aligned), Legal & Jurisprudence, Financial Risk & Compliance, and Technical Systems & Coding, delivering follow-the-sun expert teams with rubric-based scoring and governance-ready audit trails.
OPAQUE Systems
OPAQUE is building the trust layer for enterprise AI, so every organization can innovate fearlessly with their most sensitive data.OPAQUE is the leading confidential AI platform unleashing the full potential of AI and agentic workflows on sensitive data to securely accelerate AI into production. Created by world-renowned researchers at the Berkeley RISELab, OPAQUE’s user-friendly platform empowers organizations to run cloud-scale, general purpose AI workloads on encrypted data.OPAQUE supports popular languages and frameworks for AI, including Python and Spark, and enables governed data sharing with cryptographic verification of privacy and sovereignty. OPAQUE customers deploy high-performance AI faster and eliminate the tradeoff between innovation and security.
Opella
Opella is the Consumer Healthcare business unit of Sanofi, a top-three global player in the Over-The-Counter (OTC) & Vitamins, Minerals & Supplements (VMS) market. It has a portfolio of more than 100 brands, including Allegra, Dulcolax and Buscopan, and is a certified B Corp.
OpenAI
OpenAI is an AI research and deployment company dedicated to ensuring that general-purpose artificial intelligence benefits all of humanity.
7216
OpenArt
OpenArt is a platform dedicated to AI art enthusiasts. We’re a startup based in San Francisco founded by ex-Googlers. We are lovers of generative art ourselves and want to create a new platform for AI artists and enthusiasts. The platform is constantly evolving with rapid development.For a very long time in human history, art was a specialized technique mastered by minority. However, the foundation of art is all about expressing our creativity and imagination, which is something everyone should be empowered to do. With the state-of-the-art technologies like Stable Diffusion, creating amazing art is more accessible to everyone than ever and AI-generated art is becoming a new way to express ourselves.The images under Discovery are uploaded by users directly to our platform. The image search results may contain images crawled over Internet. If you have any take-down requests, please fill out the form and we will get back to you asap.Join our Discord server for more community engagement. You can talk to OpenArt founders directly on Discord. We are always looking for more people who want to help out. You can also contact us at support@openart.ai. We look forward to hearing from you.
Startup
Open Banking Tracker
The Open Banking Tracker is the most comprehensive directory of Open Banking and PSD2 APIs, tracking over 57,232 banks and financial institutions worldwide. Our database includes 439+ Third Party Providers (TPPs), 71+ API aggregators, and detailed information on Account Information Services (AIS) and Payment Initiation Services (PIS).Whether you're a fintech developer looking for sandbox environments, a compliance officer researching PSD2 regulations, or a business analyst mapping the open finance ecosystem, our tracker provides the data you need.It is an Apideck project, offering global open banking intelligence with real-time regulation tracking across frameworks like PSD2, FIDA, CDR, and emerging standards.
OpenBet
OpenBet is a global leader in betting and gaming entertainment, trusted by over 200 partners to create memorable winning moments for millions of players worldwide. From processing bets during iconic events to pioneering next-gen products like BetBuilder, we continuously redefine the player experience with high-quality content, cutting-edge technology, and advanced player protection tools.
1200
OpenBorder
A technology company focused on global shipping, tax compliance, and merchant services solutions.
OpenCall
OpenCall is an AI-powered platform designed to automate patient communication for healthcare practices. It answers calls and texts, books appointments, verifies insurance, and handles workflows across voice, SMS, and web channels—integrating directly with existing practice management systems.The platform handles over 70% of inbound calls and texts automatically, reducing missed calls, hold times, and scheduling backlogs. It supports specialties including dental, cardiology, dermatology, eye care, podiatry, and psychiatry, with native integrations into systems like Dentrix, Athena, Eaglesoft, and eClinicalWorks.OpenCall ensures HIPAA-compliant operations, never trains on patient data, and provides 24/7 coverage. It automates tasks like intake, scheduling, triage, and billing follow-ups, allowing medical teams to focus on in-person care while maintaining accurate records and seamless workflows.
Opencast
Opencast is an independent UK technology consultancy. We work at the heart of government, healthcare and innovative business to develop human-focused digital and technology solutions.Founded in 2012, Opencast is headquartered in Byker, Newcastle upon Tyne, with people across the UK including London, Leeds, Birmingham, Manchester, Edinburgh and Glasgow. Our approach puts people and user needs first, built on trust, respect and a commitment to doing right by our clients.We focus on delivering outcomes through services such as architecture, engineering, product delivery, data, and user-centred design. As a certified B Corporation, we are committed to making a positive impact on society through responsible business practices.
Open Contracting Partnership
We connect governments, civil society, and businesses to open up and monitor public procurement. Our mission is to ensure public contracts are open, fair, and efficient, leading to better outcomes for people and the planet.Through the Open Contracting Data Standard and targeted support, we help governments and organizations improve transparency, reduce corruption, and increase value for money in public spending.We focus on key areas including anti-corruption, beneficial ownership, gender, health, infrastructure, sustainability, and digital procurement systems, working globally to strengthen accountability and citizen engagement.
OpenCraft
OpenCraft is a fully remote company headquartered in France that specializes in custom software development and large-scale deployments of the Open edX platform, an open-source MOOC platform. They are a team of veteran open-source developers who work on educational and community-based projects in an open-first environment.
Open Data
We make finding a dynamic new position on the cutting edge of data easier for data professionals. We place people at the best federal agencies.Instead of searching multiple platforms and disparate job listings, registering with our data job seeker database creates a searchable profile containing all the data our partners need to find you when they're looking for professionals to fill new positions, registers your interest for particular position types, and gives us the data to match you to position types for which you are qualified, but of which you might not have been aware.Our partners are dynamic, innovative federal contractors who recognize the incredible opportunities for innovation and growth in the federal government data space. They serve key government agencies across all areas of government activity: Defense and Security, Economic and Financial Affairs, Health and Human Services, Infrastructure and Transportation, Natural Resources and Environment, and Science, Education, and Cultural Affairs.
Open Development & Education
We help build education that reaches everyone. Partnering with governments and communities across 30+ countries to make quality learning accessible where it matters most.Open Development & Education (OpenDevEd) is a social enterprise focused on improving education systems globally, particularly in low- and middle-income countries. We combine rigorous research, strategic implementation, and evidence-based technology to support equitable and sustainable change in education.Our work spans across programme implementation, education research, strategic management, and the responsible use of educational technology. We partner with organizations such as Room to Read, FCDO, and Kaleidoscopio to deliver targeted interventions that are informed by data and centered on the needs of learners.With a strong commitment to equity and inclusion, OpenDevEd designs and scales initiatives that address systemic barriers in education. From building open-access evidence libraries to supporting inclusive learning for deaf children, our programmes aim to generate actionable insights and drive impactful, scalable solutions.
19
Opendoor
Founded in 2014, Opendoor's mission is to power life's progress one move at a time by building a digital, end-to-end customer experience that makes buying and selling a home simple and certain.
Open Door Legal
We’re an award-winning nonprofit working to show that poverty will be dramatically reduced when everyone has access to the law.Open Door Legal is pioneering the country’s first system of universal access to civil legal representation. Our goal is to show through action, research and data that when everyone has access to the law, poverty will be dramatically reduced.As shown by our research, our model of universal access is scalable, sustainable, and the most cost-effective way to address poverty. Over the next few years we plan to expand citywide, making San Francisco the first city in the country with universal access to legal services.
Open Energy Transition
We are a non-profit tackling energy planning challenges with open models. Our mission is to mainstream open-source tools that enable sustainable and equitable energy systems for all.We develop, co-maintain, and apply some of the most popular open-source tools that empower energy planners to make informed decisions for a sustainable tomorrow. Our work is built on transparency, collaboration, and trust, and we support decision-makers globally through open modeling platforms, training, and technical support.Since our founding in 2023, we have grown to a team of over 50 experts working remotely across multiple continents, led by award-winning energy modelers shaping the future of global energy planning.
50+
Open Energy Transition (OET)
OET is building open-source, high-performance tools for energy and grid planning - software that helps system operators, regulators, policymakers and researchers plan faster, more transparent transitions to clean energy.
openESG GmbH
Develops a SaaS platform that digitally connects banks, scoring providers, and borrowers to automate the collection, verification, and assessment of ESG data, making sustainability measurable.
OpenEvidence
OpenEvidence is the most widely used medical AI platform in the world. In just over a year, its usage has grown to over 65% of US clinicians through product-led word-of-mouth adoption. The company is focused on defining the default platform for medical AI, driven by a small, elite engineering team from top institutions like MIT, Harvard, and Stanford.
30
Open Fabric
Open Fabric is a payment tokenisation and orchestration platform that enables BNPLs, e-wallets, digi-banks and other consumer payment methods to provide new payment experiences to their end consumers. Through our versatile platform, we enable consumers to transact both online and in-store via multiple payment modes — click to pay, tap to pay, scan to pay.We strongly believe in the power of connectivity and interoperability. Our platform provides a way for all consumer payment methods to simplify their offerings and exponentially expand their reach to domestic and global merchants.Our team is made up of industry veterans with years of experience in fintech, backed by leading venture capitalists — enabling us to pursue ambitious goals and push the boundaries of what's possible in payments.
Small team (early-stage startup)
Open Farm
Open Farm is a premium pet food company dedicated to providing ethically sourced, nutritious, and transparently labeled food for dogs and cats. The brand emphasizes high-quality ingredients, traceability, and sustainability in every step of production.They offer a wide range of products including dry and wet food, gently cooked meals, freeze-dried raw, treats, and wellness-focused formulas. Each product is crafted with real meat, non-GMO vegetables, and essential nutrients, with detailed sourcing information available through their "Radical Transparency" initiative.Open Farm is committed to animal welfare, environmental sustainability, and supporting regenerative agriculture. Their packaging is recyclable, and they partner with family farms and ethical suppliers to ensure the highest standards in their supply chain.