List of Developer Tooling companies in Web3 (2026)

Spatial Streaming SDK is a developer toolkit for building and deploying real-time 3D spatial streaming applications, with plugin integrations for Unity and Unreal Engine. Applications built with the SDK connect to the Mawari Network's distributed compute infrastructure for rendering and low-latency delivery of spatial content to XR devices.

HelloMoon Developer Platform provides blockchain data infrastructure through APIs, RPC endpoints, and real-time streaming services. The system processes millions of blockchain events via Geyser and Kafka architecture while enabling NFT analytics, DeFi monitoring, and cross-chain data access.

Starknet ID SDK provides JavaScript libraries for identity and domain resolution, enabling dApp integration with naming services. The toolkit implements profile data retrieval, domain encoding/decoding, and multicall optimization through standardized APIs and React components.

Kakarot implements a complete EVM in Cairo, enabling existing Solidity smart contracts to run on Starknet. The system combines STARK-based cryptography with full EVM compatibility, allowing developers to deploy and execute Ethereum applications within Starknet's high-performance environment while maintaining code compatibility.

Secure Block Building implements cryptographic primitives that protect users from harmful MEV practices during block production. The system encrypts transactions directly in the user's browser with sub-second processing time. SBB utilizes Practical Verifiable Delay Encryption and Single Key Delay Encryption technologies to maintain rollup composability while preventing transaction reordering. The architecture includes slashing mechanisms enforced through native rollup security or shared security protocols. This configuration enables rollups to capture MEV revenue without exposing users to frontrunning or sandwiching attacks.

Tensorplex Dojo implements human-AI collaboration infrastructure through crowdsourced dataset collection protocols, enabling quality training data generation for machine learning models. The system facilitates real-time human feedback integration while rewarding contributors for AI development participation.

Human Network (previously Mishti Network) implements threshold cryptography through Ethereum restaking, enabling secure Human Key derivation from biometric data and programmable privacy for identity proofs. The system operates as an AVS on EigenLayer and Symbiotic with distributed key management.

Dework Platform provides task management infrastructure for decentralized organizations through customizable workspaces, bounty systems, and contributor tracking. The system enables role-based access control via Discord integration and token holdings, supports batch cryptocurrency payments through Gnosis Safe integration, and maintains two-way synchronization with GitHub for issue tracking. The platform facilitates transparent workflow management while supporting various payment tokens across blockchain networks.

Stakewiz is a Solana ecosystem analytics platform acquired by SOL Strategies in March 2025 as part of the Laine validator acquisition. The platform provides real-time validator performance metrics, staking statistics, network analytics, and validator comparison tools that help delegators make informed staking decisions. Stakewiz delivers validator uptime tracking, annual percentage yield calculations, commission rate monitoring, and network insights through a dashboard interface aimed to enhance transparency for the Solana staking community.

The Databricks Data Intelligence Platform unifies data engineering, SQL analytics, machine learning, and generative AI on an open lakehouse architecture. Lakeflow handles batch and streaming ETL pipelines, Databricks SQL delivers serverless data warehousing via the Photon query engine, Mosaic AI enables foundation model training and serving with vector search and AI gateway capabilities, AI/BI Genie supports conversational analytics, Unity Catalog provides unified data and AI governance with lineage and access controls, and Delta Sharing enables zero-copy data sharing. Deployed on AWS, Azure, and GCP.

The Bittensor SDK is an open-source Python library for programmatic interaction with the Bittensor network. It provides tools to create and manage wallets, register miners and validators, write subnet incentive mechanisms, query network state, and submit transactions to the Subtensor blockchain. The library uses a dual-key wallet model with a coldkey for secure TAO storage and a hotkey for operational tasks.

OP_NET AI is an AI-assisted developer tool for exploring the OP_NET protocol and building Bitcoin applications. It serves as an interactive entry point for developers starting to build on OP_NET.

Temple SDK provides programmatic access to Temple's trading infrastructure on Canton Network through a REST API and WebSocket interface. Developers can retrieve market data, submit and manage orders, access account balances, and track transaction history. A JavaScript SDK package is available on npm for building trading applications and autonomous agents on Canton Network.

Fleek Platform enables building and deploying Web3 applications. It enables developers to deploy static sites and apps to IPFS and other networks with one-click deployments and CI/CD integration through Fleek Sites. It leverages edge-optimized serverless functions built on Fleek Network's onchain cloud infrastructure for running backend logic and APIs. Fleek Platform also includes a decentralized file storage and content delivery network built on IPFS.

A development toolkit for businesses to integrate data tokenization and trading capabilities into their applications.

A decentralized protocol infrastructure that enables the creation and management of on-chain investment funds and indices, with automated rebalancing and real-time tracking capabilities.

An open source Ethereum protocol for memberships & subscriptions.

State-based inscription protocol enabling efficient data storage on Solana with minimal gas fees through lossless compression.

Mean Protocol provided a suite of interoperable smart contracts for DeFi operations on Solana, including liquidity aggregation, dollar-cost averaging, and token offerings. The protocol served as the foundation for Mean's early financial infrastructure.

A suite of open-source tools that implement the SNIP-14 standard on Starknet, allowing NFTs to function as smart wallets that can hold assets and interact with dApps.

The REAL (Reliable Electronic Artwork Ledger) Protocol is a system developed by Artrade for authenticating physical artworks using blockchain technology. It bridges physical art and NFTs by creating verifiable provenance records and enabling secure ownership transfers.

Noir is a domain-specific language for creating zero-knowledge proofs. Noir enables developers to build private applications while maintaining compatibility with public blockchain infrastructure.

Crunch Hub provides a competition platform interface enabling organizations to launch machine learning challenges and connect with data scientists globally through structured Crunches with defined rules, datasets, metrics, and prize pools.

An open-source software development kit that implements standardized option contract creation, execution, and pricing on Solana blockchain, enabling developers to integrate options trading into DeFi applications.

SHARE SDK provides API access and developer tools for building applications with revenue sharing capabilities, including smart contract creation, payment processing, and community management features.

Wallet Aggregator SDK is a developer toolkit that connects applications to multiple wallets across various blockchains through a single integration, reducing wallet integration complexity.

Curvy SDK is a developer toolkit that enables applications to integrate privacy-first cryptocurrency payment functionality. It allows developers to onboard users, assign ENS-compatible handles, generate private deposit addresses, and send funds while maintaining transaction privacy. The SDK provides methods for wallet initialization, balance queries, and private fund transfers across supported blockchain networks.

Bluechip API is a developer interface for programmatic access to Bluechip’s ratings and assessment data.

TDX Measurement Verification Tool is a web utility that calculates MRTD and RTMR measurements for Intel TDX Trust Domains from selected firmware, hardware, and software inputs. It helps developers validate configuration measurements when preparing TDX environments.

Cronos API provides developers with swap integration capabilities enabling token exchange functionality to be added to applications within 30 minutes through standardized endpoints handling RPC complexity and security.

OutLayer is a verifiable off-chain computation service for the NEAR Protocol, executing WASM code inside Intel TDX Trusted Execution Environments. Every execution produces a cryptographic attestation confirming code, input, and output integrity. Smart contracts integrate through NEAR's yield/resume mechanism for blockchain-native flows, while web applications call directly via HTTPS API with payment in NEAR tokens or USDC. Use cases include AI inference, verifiable randomness, and external API wrapping with built-in developer monetization.

A blockchain data API for developers building applications on blockchain networks. The product has been announced and is listed as coming soon in the ChainUp product catalog.

The EVAA SDK is a TypeScript library for programmatic integration with the EVAA lending protocol on the TON blockchain. It exposes methods for querying pool state, user positions, and interest rate data, and for executing deposit, borrow, repay, and withdrawal operations. A Go language implementation is also available for alternative integration paths.

Ore CLI provides command-line interface for advanced cryptocurrency mining operations, offering optimized performance and technical control for power users mining ORE tokens on Solana.

Rome SDK provides developers with tools for building cross-chain applications with atomic composability between Ethereum and Solana, featuring Remus for cross-rollup atomicity and Romulus for cross-chain atomic transactions.

Agentic IDE converts natural language descriptions into functional Web3 applications through AI agent orchestration, enabling users to build, deploy, and scale decentralized applications without coding knowledge.

Foundry is a toolkit for Ethereum blockchain development written in Rust. It features four main components: Forge for testing and deploying smart contracts, Cast for interacting with blockchain networks, Anvil for running a local Ethereum node, and Chisel for Solidity REPL. Designed for performance and efficiency, Foundry supports both Solidity and Vyper languages with capabilities including fuzz testing, debugging, and RPC forking, all in a unified developer experience.

Onyx implements end-to-end ETP issuance and operation through proprietary technology infrastructure, enabling third-party crypto ETP creation.

Noah Business API is a unified payment infrastructure with RESTful endpoints, providing access to global payment capabilities across 50+ currencies and 70+ countries. The system integrates compliance, settlement, and cross-border functionality through single API integration.

Enoki provides blockchain integration infrastructure through SaaS delivery model enabling embedded wallet creation and transaction sponsorship via zkLogin authentication and gas pool mechanisms. The platform implements APIs and SDKs for Sui blockchain interaction supporting sponsored transactions eliminating user gas fee requirements and integrating Sui Name Service for human-readable addressing within application environments.

AiMo API Platform provides a unified OpenAI-compatible API for accessing decentralized AI models with X402 protocol-based cryptocurrency payments. The platform enables users to pay for AI inference on-demand using USDC on Base or Solana networks without requiring pre-funded accounts or traditional API keys. The system supports standard chat completion endpoints with automatic payment verification and on-chain transaction settlement.

Privacy Cash SDK provides developer integration tools for interacting with Privacy Cash smart contracts, enabling programmatic deposits, withdrawals, and balance queries for SOL and USDC through the privacy protocol.

An open-source x402 framework providing libraries, tools, and plugins to add payment-enabled flows to applications with minimal changes through wrappers, middleware, or proxies.

StarkZap SDK is a developer toolkit for integrating Starknet wallet, token, and DeFi features into web and mobile applications. It provides modular components for social login via Privy and Cartridge Controller, gasless transactions through AVNU paymaster, ERC-20 token operations, native staking, and transaction batching across React, React Native, and Node.js environments.

Ligetron is a zero-knowledge virtual machine that generates proofs client-side, running directly in a web browser or on standard hardware without dedicated proving servers. It uses a memory-efficient, hash-based proof system derived from the MPC-in-the-head paradigm, enabling the prover to operate within the memory footprint of the underlying computation. Developers write ZK applications in C++ or Rust compiled to WebAssembly for execution across devices. The system supports zkValidium deployments and integrates identity tools including zkEmail, zkTLS, and ZKPassport. No trusted setup is required.

Five North Developer Tools is a suite of open-source developer infrastructure for building applications on the Canton Network. It includes the Loop SDK for wallet integration, the ID SDK for identity verification, 5N Infra for managed node hosting, 5N Dashboard for node deployment and monitoring, and 5N Time Machine for ledger data archival into PostgreSQL.

Solana JavaScript SDK is a modular TypeScript library for building Solana applications across Node.js, web browsers, and React Native platforms. The SDK provides native cryptographic operations, tree-shakable architecture, and zero external dependencies, enabling developers to read blockchain data, execute transactions, and interact with on-chain programs.

Zynapse API implements zero-knowledge machine learning through a coprocessor architecture, enabling privacy-preserving AI operations without exposing sensitive data.

This tool allows developers to verify that public source code matches on-chain deployments, enhancing ecosystem security through trustless verification. With the goal of promoting transparency and security in the Solana ecosystem.

Lava is a development tool that provides a user interface for generating TypeScript tests for Solana programs without manual coding. The tool helps streamline the testing process for Solana applications.