List of Developer Tooling companies in Web3 (2026)

Lambdaworks implements cryptographic primitives used to build proof systems like SNARKs and STARKs, with comprehensive backends for various proving systems, field extensions, and compatibility with different frontends.

Starknet Foundry is a toolkit for testing and deploying tools for Starknet smart contracts through a command-line interface. The toolkit enables developers to write, test, and deploy Cairo contracts with built-in testing frameworks and deployment utilities.

Cantina Code is a code review platform that facilitates communication and coordination between developers and security researchers. Users can track findings, filter information, and receive notifications in a structured environment.

Play Gate is a developer submission portal enabling game developers to upload builds, verify technical requirements, and publish games to the PSG1 console and Play Solana ecosystem, streamlining the submission, testing, approval, and release process for Web3-native games.

AI Arena implements decentralized AI model training through blockchain-based validation consensus, enabling competitive development environments where participants stake tokens to train and validate models using distributed datasets.

Plux is a low‑code platform and marketplace of pre‑built smart contract APIs for building blockchain applications with integration and collaboration tools.

Developer infrastructure platform that deploys and manages decentralized smart escrows on Stellar blockchain using Soroban smart contracts. The system provides a comprehensive API returning unsigned XDRs for client-side signing, a web-based dApp for direct escrow management, React component libraries with pre-built UI blocks, demonstration applications for testing, and escrow viewing tools for transaction monitoring. Supports both single-release and multi-release escrow types with programmable milestone logic.

Ignite CLI is a command-line tool for building, testing, and launching Cosmos SDK blockchains. It provides scaffolding for modules and messages, hot reloading for local nodes, and client generation for frontends.

Livepeer Network provides decentralized video transcoding infrastructure through distributed orchestrator nodes that process live and on-demand video streams. The protocol implements proof-of-stake consensus where operators stake LPT tokens to participate in transcoding work, earning fees from broadcasters and developers using the network for video processing.

A software development kit enabling integration of decentralized real-time audio and video communication into web and mobile applications. The SDK provides APIs and hooks for JavaScript, React, React Native, Flutter, Unity, and Kotlin platforms with methods for room management, audio-video stream handling, peer connection control, and data messaging over the Huddle01 dRTC Network.

TACEO Tooling is a developer framework for building collaborative zero-knowledge proofs using Circom (coCircom) and Noir (coNoir) in MPC environments. The toolkit extends these circuit languages to support multiparty computation, enabling multiple parties to jointly generate ZK proofs without any single participant seeing the complete witness data.

Smithii Tools is an intuitive suite that enables users without coding knowledge to effortlessly create and manage Token and NFT projects streamlining the development process.

Launchpad is designed for developers to quickly deploy and manage applications on bare metal servers. It simplifies the process of provisioning resources, enabling rapid scaling and efficient infrastructure management.

Transaction Cloud provides enterprise-grade transaction infrastructure through REST APIs, handling broadcasting, signing, gas management, and webhooks for EVM chains with support for over 5,000 requests per second and managed HSM wallet security.

Karnot is a rollup-as-a-service infrastructure with automated deployment pipelines, enabling rapid Starknet app chain creation with production-grade tooling. The platform provides comprehensive monitoring, auto-scaling RPC endpoints, and integrated bridge infrastructure while maintaining modular architecture for custom settlement and data availability layers.

Starknet Devnet is a local testnet for Starknet development written in Rust. It allows developers to test Starknet applications locally with features including forking network states, account impersonation, L1-L2 interactions, predeployed contracts, block manipulations, and time manipulations.

Gimlet is a debugging tool for Solana programs that helps developers trace and identify issues in their code. It is created for the Solana Foundation to support application development within the ecosystem.

Scaffold-ETH 2 is an Ethereum development stack implementing TypeScript support and modular design patterns. The framework integrates contemporary web tools with blockchain functionality for accessible dApp development and testing.

Chakra Data Warehouse implements structured data storage through a DuckDB-based architecture, enabling high-performance analytics and transformations. The system processes data on bare-metal infrastructure while maintaining full data ownership and access controls.

KrypCore implements blockchain development through low-code toolkits, enabling rapid creation and deployment of decentralized applications across multiple blockchain networks without extensive technical expertise.

SimplyTao provides gateway access to the Bittensor network, offering user-friendly tools for interacting with decentralized AI services and machine learning capabilities.

R3 Digital Markets is an end-to-end digital solution architecture for financial institutions through integrated product suite deployment. The platform provides accelerated development pathways and regulatory compliance frameworks for digital asset and currency implementations.

GoKite Account Abstraction SDK is a developer toolkit that enables applications to integrate ERC-4337 account abstraction functionality on the Kite AI blockchain. The SDK facilitates smart contract wallet creation, gasless transaction execution, spending rule configuration for AI agents, and third-party authentication integration. Developers can deploy upgradeable vaults, batch operations, and manage user operations through bundler integration.

RGB Protocol Implementation provides development tools for Bitcoin smart contracts through client-side validation. The system includes RGB Core Library for consensus validation, RGB Standard Library for high-level APIs, command-line tools for asset management, and RGB Node server infrastructure for production deployments.

idOS SDK is developer tooling to integrate identity creation, credential issuance, and access grants with the idOS network using simple APIs and guides.

NONOS implements zero-trust architecture through memory-safe Rust microkernel, providing RAM-resident diskless operation and anonymous mesh networking. The system features cryptographically-verified modular execution where applications run in isolated sandboxes with secure inter-process communication.

GameShift API delivers blockchain gaming infrastructure through REST endpoints enabling wallet management, NFT asset creation and transfers, marketplace functionality, and fiat payment processing. The system abstracts Solana blockchain complexity through MetaKeep-powered non-custodial wallets, automated smart contract deployment, and gasless transaction handling. Developers access unified endpoints for user onboarding, asset minting with metadata storage, USDC-denominated marketplace listings, credit card payment integration, and rewards program implementation. The platform provides webhook-based event notifications, cross-wallet compatibility with Solana Wallet Adapter, and comprehensive game asset management including lending, importing, and transferring functionality.

Pye CLI is a command-line tool for validators that tracks performance and calculates and sends staking payments based on account terms using on-chain data and validator metrics.

Metal Token Cloud is a developer API that enables applications to create tokens, manage token holders, and process transactions through simple REST endpoints without requiring smart contract development or wallet integration.

ZK Compression enables secure state compression on Solana through zero-knowledge proofs, reducing on-chain storage costs while maintaining L1 security and composability. The system includes the Light-Token Program, which reduces mint account creation costs by 200x and token account creation by approximately 100x through compressed account implementations that remain interoperable with SPL and Token 2022 standards.

Smart Contract Runbooks is a multi-chain developer tool for managing smart contract deployments and operations through runbooks

STP is an EVM-compatible protocol that extends ERC-721 with temporal dimensions and economic incentives. The protocol enables subscription-based business models with features like subscriber rewards, referral programs, and multi-tier pricing.

A technical documentation resource defining hardware specifications and requirements for Solana validator operators.

Calimero Network provides tools for building self-sovereign applications that store data locally on user devices. These applications use client-side validation to verify actions, secure encryption for protecting communications, and local data vaults to maintain user control. Developers can create applications using standard programming languages without specialized cryptography knowledge.

Pathfinder is a full node implementation for Starknet that gives users a safe and independently verifiable view into the Starknet network. Built in Rust, it calculates Patricia-Merkle Trie roots block-by-block and confirms them against Ethereum L1, enabling local contract code and storage verification without relying on third-party sources.

Privacy Pools implements compliant privacy-preserving transactions on Ethereum using zero-knowledge proofs and an Association Set Provider. The protocol allows users to deposit assets publicly and withdraw them privately to new addresses while excluding illicit actors to maintain compliance.

DARK implements a trusted execution environment (TEE) for for Model Context Protocol (MCP) servers that automatically integrates new tools into AI systems, enabling continuous capability expansion and performance improvement without manual intervention.

Oh API implements uncensored multimodal AI capabilities through RESTful endpoints, enabling third-party integration of text, image, and voice generation. The system provides developers access to proprietary AI models while maintaining content flexibility and technical interoperability across platforms.

Subnet Slots is a decentralized data rubric management through NFT-based ownership, enabling users to configure domain-specific filters and earn protocol rewards. The system provides subnet validation infrastructure with DFSN token staking requirements.

ZapFun SDK provides developers with tools for browser game integration, advertising monetization, and web-based gaming optimization through WebGL and JavaScript frameworks.

OMA3 App Registry is a developer portal for registering applications as NFTs so they are discoverable by application stores, with tools to manage app status and prepare for mainnet use.

Locker SDK enables developers to add automated financial features to ERC-4337 wallets through ERC-6900 modules. The system provides token splitting, automated savings with round-ups, cross-chain bridging, token swapping, and social media-based trading through Text Swap functionality. Features include community savings pools (Potluck) based on traditional tanda systems, MetaMask card integration for round-up savings, and experimental social trading via ERCs 7710, 7715, and zkTLS protocols.

SWIAT provides regulatory-compliant blockchain infrastructure and tokenization platforms for institutional digital asset deployment. The system enables compliant smart contract development and asset tokenization within regulated banking frameworks.

Kolme is a blockchain development framework that removes traditional architecture barriers through instant external data integration and on-demand block production. The system enables multi-chain application deployment without rigid smart contract frameworks or shared infrastructure dependencies.

Inco Lightning is a TEE-based confidential compute layer for EVM contracts that enables encrypted inputs, operations, and access controls with low latency.

Hyperstack is an infrastructure-as-code framework for Solana that turns blockchain data into application state and reduces boilerplate for developers.

Self Connect is a developer integration flow and SDKs that enable apps to request, generate, and verify Self proofs using QR codes, deeplinks, and backend verification.

Zama Protocol is a developer toolkit and infrastructure for writing confidential smart contracts that compute on encrypted data. A coprocessor handles Fully Homomorphic Encryption (FHE) operations while base chains provide settlement and verification. Components include FHEVM for Solidity, a relayer SDK, and open‑source FHE libraries.

Sol-Incinerator is a tool built on the Solana blockchain that allows users to burn unwanted NFTs, tokens, and other digital assets. It enables wallet cleanup by removing spam tokens, abandoned NFTs, and other undesired items. The primary feature is the ability to reclaim small amounts of SOL previously used for storage rent on the Solana network. This service is particularly useful for users who have accumulated numerous low-value or scam assets due to Solana's low transaction costs. By burning these assets, users can declutter their wallets and potentially recover multiple SOL tokens, especially if they've minted many now-worthless NFTs.