Top Blockchain & Web3 Development Firms

Code deployed to a public blockchain is hard to change and often holds money, so mistakes cost far more than in ordinary software. Blockchain and Web3 development companies build that code and the products around it: smart contracts in Solidity or Rust, decentralized apps, wallets, token and NFT platforms, DeFi protocols, real-world asset tokenization and private ledgers on Hyperledger Fabric. Fintechs, exchanges, game studios and enterprises hire them to launch a token or marketplace, add crypto payments, or build supply chain and identity systems on a shared ledger.

Compare developers here on audited contracts already in production, the chains they deploy to, and how they handle key management and upgrades.

How this list is built

We evaluate companies on verified profile data: services, pricing, locations, and portfolio. Client reviews are being collected. We may earn a fee for some placements. How we rank and verify

3,786 Companies

List of the Best Blockchain & Web3 Development Agencies

Cosmos Tech Labs Limited
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At Cosmos Tech Labs, we believe that strong partnerships lead to exceptional products. Based in Bangladesh, our development company boasts a team of over 12 skilled engineers who help businesses turn their ideas into reality. Whether you’re a startup launching a minimum viable product or an establis
Highlights
$1,000+
Min Project Size
$25-49/hr
Avg Hourly Rate
2-9
Employees
Services Provided+2 Services
20% Custom Web Application Development
20% Mobile App Development (iOS & Android)
10% Blockchain & Web3 Development
20% Product UX Strategy
AI Summary
“Cosmos Tech Labs Limited, a Bangladesh-based development firm, offers expert web, mobile, and Web3 solutions with reliable, flexible partnerships and ongoing support for startups and enterprises.”
Hybrid Hub Technologies (Pvt) Ltd
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Hybrid Hub Technologies (Pvt) Limited is a comprehensive digital solutions provider focused on blockchain, artificial intelligence (AI), web development, and mobile app development. We develop robust, scalable, and innovative software solutions utilizing cutting-edge technologies such as Laravel, Py
Highlights
$25-49/hr
Avg Hourly Rate
10-49
Employees
Services Provided+2 Services
20% Custom Web Application Development
20% Mobile App Development (iOS & Android)
10% Blockchain & Web3 Development
20% Product UX Strategy
AI Summary
“Hybrid Hub Technologies (Pvt) Ltd. delivers innovative digital solutions including blockchain, AI, web, and mobile app development using advanced technologies to support startups and enterprises.”
Zhitly Technologies
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Zhitly Technologies is an IT and Digital Marketing firm established in 2017. We aim to deliver inventive and creative solutions for businesses and well-known brands seeking to enhance their online visibility and optimize their IT operations. Our areas of expertise include web design, digital marketi
Highlights
250-999
Employees
Services Provided+25 Services
9% Architectural Design
9% Blockchain & Web3 Development
9% Business Consulting Services
9% Go-to-Market Strategy
AI Summary
“Zhitly Technologies excels in Software Development offering custom web, e-commerce, and mobile app development, demonstrating strong technical capabilities essential to creating comprehensive digital solutions.”
Codec Factory
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Codec Factory is a genuine company specializing in the development of mobile and web solutions. OUR SERVICES INCLUDE: ------------------- ✅ Enterprise Mobility Solutions ✅ iPhone Application Development ✅ Android Application Development ✅ IoT Development ✅ Web Application Development ✅ ECommerce Sol
Highlights
$5,000+
Min Project Size
$25-49/hr
Avg Hourly Rate
10-49
Employees
Jaipur, Rajasthan, In
Services Provided+2 Services
13% E-Commerce Development
18% Mobile App Development (iOS & Android)
17% Custom Web Application Development
2% Blockchain & Web3 Development
AI Summary
“Codec Factory specializes in mobile and web solutions, offering enterprise mobility, app development, IoT, eCommerce, CMS, CRM, and digital marketing services with a design-driven approach.”
Gesp IT
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We are a comprehensive development and branding agency with extensive professional experience and the ability to cater to the needs of any global organization. Our range of services allows us to provide our clients with the highest quality experience, prioritizing customer needs while delivering rea
Highlights
$10,000+
Min Project Size
$25-49/hr
Avg Hourly Rate
10-49
Employees
Sibiu, Sibiu, Ro
Services Provided+5 Services
17% Custom Web Application Development
10% Mobile App Development (iOS & Android)
7% Blockchain & Web3 Development
8% AI Strategy & Roadmap Consulting
AI Summary
“Gesp IT is a Romania-based agency offering custom software, AI, blockchain, mobile app development, and cybersecurity services, providing innovative, secure technology solutions for global clients.”
Digitus Computing Private Limited
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Digitus Computing serves as a center for top-notch tech solutions, connecting you with the right service providers. We aren't the technology or infrastructure; instead, we are the driving force that hits the target precisely. Our team, consisting of developers, designers, domain specialists, testers
Highlights
$1,000+
Min Project Size
< $25/hr
Avg Hourly Rate
10-49
Employees
Ahmedabad, Gujarat, In
Services Provided+3 Services
20% Custom Web Application Development
15% Mobile App Development (iOS & Android)
10% E-Commerce Development
5% Blockchain & Web3 Development
AI Summary
“Digitus Computing Private Limited specializes in delivering targeted digital solutions by connecting clients with expert teams of developers, designers, testers, and project managers to foster innovation.”
Nexconz Inc
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Hi, @Nexconz! We are a group of software engineers with diverse backgrounds. With our extensive experience across various industries, we provide valuable insights and effective solutions to all our clients.
Highlights
$5,000+
Min Project Size
< $25/hr
Avg Hourly Rate
10-49
Employees
Singapore, Singapore, Sg
Services Provided+3 Services
10% E-Commerce Development
20% Custom Web Application Development
15% Mobile App Development (iOS & Android)
5% Blockchain & Web3 Development
AI Summary
“Nexconz Inc. is a diverse team of software engineers delivering insightful, effective solutions across multiple industries, leveraging extensive expertise to meet varied client needs professionally.”
Plain Concepts
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Our mission states, "We assist our customers in positively influencing their business by providing inspiring, intelligent, and top-quality solutions, driven by cutting-edge cloud technology." Supported by a dedicated team of 12 Microsoft MVPs and the latest cloud technologies, we offer solutions thr
Highlights
$25,000+
Min Project Size
$100-149/hr
Avg Hourly Rate
250-999
Employees
Redmond, Washington, Us
Services Provided+7 Services
9% Custom Web Application Development
7% Mobile App Development (iOS & Android)
4% Blockchain & Web3 Development
14% Product Design
AI Summary
“Plain Concepts delivers innovative, high-quality cloud technology solutions supported by a team of Microsoft experts, helping businesses enhance performance through reliable and intelligent services.”
C
CRM Services
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We specialize in software development.
Highlights
50-249
Employees
Saint Paul, Minnesota, Us
Services Provided+3 Services
13% Blockchain & Web3 Development
13% QA & Software Testing
13% Other IT Consulting and SI
12% CRM Consulting and SI
AI Summary
“CRM Services specializes in software development, delivering comprehensive solutions that enhance business operations through innovative and tailored technological services to diverse industries.”
Aerious
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Throughout these 10 years, we have gained valuable insights from every project, client, and challenge that we have encountered. This has enabled us to enhance our knowledge and skills, allowing us to incorporate new experiences and achieve better outcomes in our work. We are passionate about what we
Highlights
$1,000+
Min Project Size
$50-99/hr
Avg Hourly Rate
2-9
Employees
L'Hospitalet de Llobregat, Catalonia, Es
Services Provided+2 Services
35% Mobile App Development (iOS & Android)
5% E-Commerce Development
5% Custom Web Application Development
5% Blockchain & Web3 Development
AI Summary
“Aerious leverages a decade of experience and client insights to deliver tailored solutions, consistently exceeding expectations through deep understanding of diverse business needs.”

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