List of Developer Tooling companies in Web3 (2026)

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.

Ignite Marketplace is a catalog of Ignite Apps that extend chains built with Ignite CLI. It offers modules and tools to add features such as EVM support, WASM, explorers, deployment helpers, and relayers.

Tendermint Core is a Byzantine Fault Tolerant consensus engine that replicates state machines across distributed networks. It provides middleware for blockchain applications written in any programming language through the Application BlockChain Interface, enabling developers to build secure, high-performance distributed applications with instant finality and BFT consensus.

Rainbow Swap SDK is a developer toolkit that lets external applications integrate Rainbow Swap's token swap routing on the TON blockchain. It provides typed API helpers for retrieving supported assets, computing the best available swap route across integrated liquidity sources, and preparing swap transactions for signing through a connected wallet. Developers use it to embed swap functionality into their own applications and can register as partners to receive a share of swap revenue.

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.

SolSentry MCP Server and SDK is an installable package that exposes SolSentry's Solana operator threat intelligence to AI agents and TypeScript backends. It ships as a Model Context Protocol server with tools for wallet and token risk lookups, recent alerts, resolutions, drain tracing, and network statistics, usable in clients such as Claude, Cursor, Windsurf, and Zed. The same package includes a TypeScript client for applications that need the underlying data without an MCP transport, and a skills bundle for structured agent workflows.

Txtcel is a decentralized messaging protocol that stores channels, posts, and likes as accounts on a blockchain network rather than on a company server. It lets wallet holders create and own channels, publish and delete their own posts, and gate access through whitelists, blacklists, or paid entry, likes, and posts. The protocol has no backend database, so a web interface, a developer SDK, and an agent-facing server all read and write the same on-chain state directly. Because ownership and history live entirely on-chain, no operator or channel owner can censor content, ban wallets retroactively, or rewrite what has already been published.

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.

Cloud Gateway enables private connectivity between Latitude.sh servers and major cloud providers including AWS, Google Cloud Platform, and Microsoft Azure through secure networking.

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.

Frame API connects Farcaster Frames to onchain actions through Syndicate's Transaction Cloud, enabling social media interactions to trigger blockchain transactions on Syndicate Frame Chain, Base, or Degen Chain with sponsored gas.

Mirrors enables cross-chain data synchronization by listening to blockchain events or polling HTTP resources and broadcasting transactions to target blockchains, facilitating the creation of interoperable cross-chain applications.

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.

Karnot CLI is a command-line tool for rapid Madara app chain deployment, facilitating initialization, execution, and monitoring of Starknet-based chains. The system provides automated configuration management and integrated explorer functionality for local development environments.

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.

Starknet Rivet is a developer wallet for the Starknet ecosystem. It provides developers with tools to set up local Starknet testing environments, manage accounts, explore blocks and transactions, deploy contracts, and connect to dApps. The wallet simplifies local development and testing while maintaining compatibility with both Devnet-js and Devnet-rs.

Starknet Hardhat Plugin integrates Starknet development into the Hardhat environment. It enables developers to compile, deploy, and interact with Starknet smart contracts using JavaScript. The plugin supports testing through JavaScript, simplifies contract deployment, and facilitates seamless interaction with Starknet networks, enhancing the developer experience and improving workflow efficiency for those building on Starknet.

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.

Zest is a code coverage tool for Rust-based Solana programs. It addresses gaps in developer tooling within the Solana ecosystem by providing visibility into which parts of code are executed during testing.

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.

CarbonCore implements carbon offset tracking through blockchain verification, enabling emission reduction, marketplace trading, and compliance management for carbon emitters and project developers.

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.

R3 Digital Lab is a cloud-based collaborative development environment for distributed ledger technology prototyping. The platform provides custom use case development tools and educational resources for institutional blockchain project deployment.

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.

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

Surfpool is the best place to train before surfing Solana. Surfpool is to Solana what anvil is to Ethereum: a blazing fast ⚡️ in-memory testnet that has the ability to point-fork Solana mainnet instantly.

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.

CFP enables permissionless crowdfunding with transparent fund management and automated distribution of returns to contributors.

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.

Inco Atlas is an FHE and MPC-based confidential compute layer for EVM contracts focused on maximum privacy for encrypted data and state transitions.

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.

Incredibuild is a development acceleration platform that provides virtualized distributed processing and patented build cache technology to dramatically speed up build times for C++ code compilation and analysis across various IDEs and CI systems.

IrysVM is an execution environment within the Irys platform, enabling developers to create decentralized applications that leverage on-chain data in real-time. Its scalable architecture supports permanent data and native execution, allowing seamless smart contract interaction for building data-reliant dApps with transparent pricing and consistent performance.

Solana-native verifiable compute system for integrating private data proofs into smart contracts.

zkSVM enables zero-knowledge proof generation for arbitrary Solana transactions using SP1 and RISC-V architecture, providing privacy-preserving execution and faster dispute resolution for rollups.

SVM Engine processes transactions off-chain with MEV protection and batching capabilities, reducing latency for high-frequency trading and DEX applications while finalizing on Solana.

Data Anchor anchors external data to Solana with lightweight proofs, reducing storage costs and enabling efficient handling of large data sets for DePIN and IoT applications.

Partner API implements domain distribution and management capabilities for third-party integrations, facilitating bulk domain operations and white-label solutions. The system provides programmatic access to domain registration, configuration, and metadata management functions.

SIWN enables user authentication and authorization for Farcaster applications, providing read and write access to user accounts through managed signers and onchain registration.

Neynar Mini Apps Platform hosts and validates Farcaster frames, providing analytics, push notifications, and developer tools for building interactive applications within the Farcaster ecosystem.

Neynar React SDK provides frontend components for building Farcaster applications, including authentication, user profiles, cast displays, and frame interactions through reusable React components.