List of Developer Tooling companies in Web3 (2026)

Orca is a decentralized exchange on Solana built around a concentrated liquidity automated market maker, letting liquidity providers set custom price ranges for their capital and traders swap tokens through a smart router that finds optimal pricing across pools. The platform also offers automated vault strategies that manage liquidity positions on depositors' behalf, and a liquid staking system that lets holders of the platform's governance token stake it for a receipt token to earn a share of protocol fees. Users can create new liquidity pools and list tokens, place range orders, and track holdings through an integrated portfolio dashboard. Developers can build on top of the protocol using publicly available software development kits and APIs.

Orbiter Bridge is a cross-rollup bridge and swap interface for moving Ethereum and Bitcoin-native assets between Layer 1 and Layer 2 networks. It uses a Maker-Taker mechanism in which users send assets to Maker addresses on a source chain while Makers release equivalent assets on the destination chain, avoiding a single pooled custodian. The interface also supports direct token swaps during a transfer, and developers can integrate the same routing logic through a REST API, SDK, and embeddable widget. It is used by individuals moving funds across rollups and by third-party applications embedding cross-chain transfers into their own products.

Haiku API provides programmatic access to the Declarative Transaction execution engine through REST endpoints. The strategy execution flow accepts a target portfolio state via /quote and converts it to an unsigned EVM transaction via /solve; a natural language flow processes plain-text commands via /buildIntentNaturalLanguage. The system handles cross-chain routing and protocol interactions with all-or-nothing execution guarantees.

AMIS is an enterprise custody technology provider building infrastructure that lets banks and other financial institutions offer digital asset custody and tokenized asset issuance. It combines hardware security modules with multi-party computation-based signing to secure cold and hot wallet operations, and provides a virtual asset management solution used by regulated institutions. The platform supports permissioned token issuance standards and is used to launch compliant digital asset custody services.

Zora Protocol SDK provides TypeScript libraries and utilities for developers to interact with Zora contracts, enabling NFT creation, minting, and trading functionality.

QuickAlerts is a feature that provides real-time notifications about onchain events, helping users stay updated with the latest blockchain activities

Software development kit for easy integration of QuickNode services into applications.

CoW Widget is a developer tool that lets third-party applications embed CoW Protocol trading functionality directly into their own website or app. It provides a configurable, pre-built swap interface with gasless trading and MEV protection that integrates with a short code snippet rather than a custom build. Developers can customize themes, token lists, and fees, and earn revenue on trades executed through their integration.

Visa Tokenized Asset Platform is a developer tooling product that lets financial institutions issue and manage fiat-backed tokens on blockchain networks. It provides an API layer connecting to blockchain infrastructure and a Visa-developed standard for token issuance, with a sandbox testing environment for banks to experiment before production use. The platform targets issuer and acquirer banks seeking to tokenize fiat currency for payment use cases.

Dwellir Agent Toolkit provides tooling for AI agent interactions with blockchain RPC infrastructure, including a CLI with structured JSON output using a standard response envelope, agent-optimized documentation following the llms.txt specification, an automated RPC migration prompt for codebase scanning and endpoint replacement, and a portable Hyperliquid agent skill compatible with multiple AI coding tools.

Relay SDK, also referred to as RelayKit, is a developer tooling product that lets applications embed cross-chain bridging, swapping, and execution features. It provides prebuilt interface components, hooks, and programmatic access to Relay's quoting and execution flows for both EVM and non-EVM chains. Wallet providers and application developers use it to add cross-chain functionality without building the underlying infrastructure themselves.

Relay API enables developers to quote and execute cross-chain transactions programmatically. The API supports bridging, swapping, cross-chain execution, and provides real-time quotes with 30-second expiration for optimal pricing.

OpenOcean API/SDK is a developer tooling suite that lets external applications, wallets, and trading bots embed OpenOcean's swap aggregation, quoting, and transaction-building capabilities. It ships as a REST API, a type-safe SDK, an embeddable widget, an MCP server exposing swap tools to AI assistants, and packaged instruction sets for AI coding agents. Developers use these interfaces to fetch quotes, build calldata, and execute swaps across many chains without building their own routing engine.

Topper is a fiat-to-crypto on-ramp and crypto-to-fiat off-ramp delivered through an embeddable widget and developer APIs for business partners and wallets. Consumers buy crypto directly to a self-custodial wallet using cards, digital wallets, or bank transfers, and sell crypto to receive fiat on a linked debit card. The product supports recurring purchases and integrates via a web SDK, mobile SDK, REST API, webhooks, and single sign-on for partner applications.

A developer toolkit enabling dApps to integrate cross-chain swap functionality through standardized APIs, supporting EVM and non-EVM chain architectures with configurable routing parameters, custom fee structures, and modular swap logic implementation for embedded cross-chain transaction capabilities.

An embeddable swap interface allowing crypto projects to add cross-chain trading capabilities to their platforms through iframe integration with configurable parameters for supported chains, token allowlists, UI theming, and fee distribution logic.

SODAX SDK is a developer toolkit enabling applications to integrate cross-network DeFi capabilities including swaps, lending, borrowing, bridging, and staking through a single interface. It uses a three-layer architecture: a core foundation layer for direct protocol access, a wallet connection layer for multi-chain wallet providers, and a pre-built React component layer for rapid application development. Developers access the SODAX solver and money market across multiple blockchain networks through unified API endpoints without building cross-network infrastructure independently.

Full-stack toolkit for building, deploying, and managing web3 applications on EVM-compatible blockchains with smart contract tools, SDKs, and infrastructure.

thirdweb Contracts offers audited smart contract templates and deployment tools for tokens, NFTs, marketplaces, and DAOs across any EVM-compatible blockchain with modular and upgradeable architecture.

thirdweb Engine is a backend server that reads, writes, and deploys contracts at production scale with automatic nonce management, stuck transaction resubmission, and gas fee management.

Staking API delivers unified REST endpoints for integrating non-custodial staking operations across multiple proof-of-stake networks through single authentication. The API automates validator deployment, stake management, unbonding operations, and reward tracking through standardized methods. Implementation supports distributed validator technology, EigenLayer restaking, and advanced staking configurations with comprehensive SDKs and integration templates.

Syncro Sender is developer tooling that routes Solana transactions through multiple validator-level connections simultaneously using stake-weighted QoS priority routing. The service deploys endpoints across six global regions to minimize latency and maximize transaction landing success for execution-critical applications. Syncro Sender integrates via REST API and applies per-landed-transaction pricing with no upfront commitment.

Luganodes Staking API is a developer tool that provides a unified interface for integrating non-custodial staking into third-party platforms across multiple proof-of-stake networks. It supports staking, unstaking, redelegation, reward claiming, withdrawals, and transaction broadcasting through standardized endpoints, abstracting network-specific protocol complexity. Custodians, exchanges, and wallet providers use it to embed staking functionality directly into their own products without managing infrastructure.

Ondo Network is a verifiable execution layer for onchain financial applications. Application logic and order matching run inside hardware enclaves for speed and privacy, a decentralized network of attestors verifies that only approved code executes, and resulting asset transfers settle on a public blockchain. It currently powers a perpetual futures trading platform, providing execution speed comparable to a centralized exchange while remaining non-custodial.

KaiaPotter is a specialized node validation tool built for KAIA Network, providing infrastructure services and validation capabilities for the merged Klaytn and Finschia blockchain ecosystem.

Movement SDK offers modular framework tools for building and deploying Move-based infrastructure and applications, enabling developers to create custom blockchains and rollups with Move security guarantees.

Decentralized random number generation protocol providing verifiable entropy for blockchain applications. Implements multiple sources of randomness with cryptographic verification and tamper-proof delivery. Features customizable request parameters, variable output formats, and cross-chain compatibility for gaming, NFT, and randomized application requirements.

Anti-MEV infrastructure solution that protects transaction execution while maintaining market efficiency. Implements a specialized mempool design with direct searcher integration, allowing protocols to eliminate harmful MEV while preserving beneficial arbitrage activities. Features customizable execution parameters and built-in transaction optimization.

Ramper SDKs is a developer toolkit that embeds wallet creation and fiat on-ramp flows inside third-party applications. It allows developers to onboard users into self-custody wallets and accept fiat payments without building this infrastructure themselves. The toolkit is used by application developers building Web3 products across multiple blockchains.

Shared Prover is infrastructure that generates zero-knowledge proofs for multiple rollups deployed through Gateway, reducing the need for each chain to run its own dedicated proving infrastructure. It verifies transaction validity off-chain and posts succinct proofs on-chain, supporting the security guarantees of zkEVM-based Layer 2 and Layer 3 networks. The service is offered alongside Gateway's rollup deployment tooling for teams operating zero-knowledge chains.

Synapse SDK is a developer toolkit that lets applications integrate cross-chain token and liquidity transfers programmatically. It works on top of the underlying bridge router, allowing applications to request bridge quotes, execute transfers, and provide bridge liquidity. Developers use it to embed cross-chain bridging and swap functionality directly into their own applications without building bridging infrastructure from scratch.

NFTScan Developer Platform delivers comprehensive NFT data services through REST APIs, enabling developers to access ERC-721 and ERC-1155 asset information, transaction records, collection statistics, and marketplace data across multiple blockchain networks.

NFTScan Site provides professional management backend and site services for NFT collections, NFT marketplaces, and NFTfi projects within the NFT ecosystem.

Steer Liquidity Kit is a developer toolkit providing components for building automated liquidity management strategies on concentrated liquidity protocols. It includes backtesting tools, configurable liquidity curve functions, rebalancing logic, and price adapters for external data sources. Developers use it to construct and test custom market-making strategies before deploying them through vault infrastructure.

Steer Web3 Functions is a developer tool connecting on-chain transactions with off-chain compute tasks through decentralized job scheduling. It automates execution of strategy logic and data processing tasks triggered by on-chain or off-chain conditions. Developers use it to build automated workflows such as rebalancing, reward distribution, or cross-chain actions without maintaining their own execution infrastructure.

Codex Dashboard provides API key management, usage monitoring, and billing controls for developers integrating with the Codex API.

Range API provides access to blockchain intelligence infrastructure, enabling address screening, compliance checks, and real-time transaction risk detection through programmatic interfaces.

Liminal Express is a developer API suite that provides RESTful endpoints for building custom wallet and custody infrastructure on top of Liminal's platform. It exposes wallet creation, transaction management, and security functions programmatically, allowing developers to embed MPC and multi-signature protected wallets into their own applications. Developers building institutional or Web3 products use it to integrate secure key management without building custody infrastructure from scratch.

Dialect Protocol is a developer tooling framework implementing decentralized messaging infrastructure through Solana programs, enabling wallet-to-wallet communication and dApp notifications. The protocol provides low-latency message delivery using onchain addressing while storing message content off-chain, and it processes wallet authentication, encrypted data transmission, and notification routing. It supports integration with external messaging backends and front-end frameworks, forming the underlying infrastructure that powers the Blinks, Alerts, and Markets and Positions products.

Actions Registry is a public registry maintaining the verification status of blockchain action URLs used by Blinks. It categorizes actions as trusted, unregistered, or blocked based on manual security review, and wallet extensions or Blinks clients query this registry before rendering a transaction interface to users. Developers submit their actions for review through a registration process to reduce exposure to malicious links.

MetisSDK is a developer framework for building custom blockchain networks and execution layers. The toolkit enables creation of specialized blockchain infrastructure with modular components and cross-chain interoperability.

0x Gasless API is a developer tool that enables token swaps without requiring users to hold native chain tokens for gas. It sponsors transaction fees on behalf of end users by abstracting gas payments and approvals into the backend, covering both gasless approvals and gasless swaps in a single flow. The API integrates into wallets and applications to remove a common onboarding friction point for users new to on-chain trading.

Guardarian Widget is an embeddable interface component that businesses can insert into their websites to enable direct cryptocurrency purchases without technical development. The widget is customizable in size, direction, and theme, and connects to the underlying exchange to complete transactions. It provides a plug-and-play alternative to full API integration for partners seeking a faster setup.

Guardarian API is a developer integration tool that lets businesses embed fiat-to-crypto exchange functionality directly into their own applications. It exposes endpoints for real-time exchange rate estimation, transaction creation, and status tracking, allowing partners to build a complete conversion flow. Documentation covers the full exchange process including multiple payment methods.

Kiln Connect is a developer tooling suite offering a unified set of APIs for staking operations across proof-of-stake protocols. It includes a transaction crafting API for programmatically creating staking and unstaking transactions and a reporting API for real-time monitoring of yields and validator performance. The service is validator-agnostic, allowing wallets, custodians, and exchanges to integrate staking data and operations without depending on Kiln-run validators, and it interoperates with third-party custody providers for signing.

Kiln Widget is a no-code embeddable platform that enables wallets, custodians, exchanges, and technology providers to offer staking and DeFi yield opportunities to their users. It allows platforms to launch a fully branded standalone dApp or embed the interface directly within an existing product, with a customizable editor for aligning the experience to a platform's brand. The widget connects to staking and DeFi yield sources, including dedicated validators, staking pools, and multiple lending protocols, without requiring integrators to build their own infrastructure.

PeerAuth is a browser extension that helps buyers authenticate payment transactions when completing fiat-to-crypto trades on the Peer platform. It opens the selected payment provider, captures only the metadata required to verify a transaction, and encrypts sensitive session material before sending it to a verified attestation service. The tool does not store a wallet, browsing history, or persistent account data, and is used by traders needing faster, privacy-preserving payment verification.

Particle Auth provides social login infrastructure for Web3 applications, enabling one-click user onboarding through popular platforms like Google and Twitter. The system generates smart accounts while maintaining familiar Web2 authentication flows.

Luno API provides programmatic access to trading, wallet management, and market data functionality through REST endpoints and WebSocket connections. The API supports authentication, order management, and cryptocurrency transfers with official SDKs in Go, Python, and PHP.

TokenFi Generative AI is an artwork generation tool utilizing AI algorithms to produce NFT imagery. The system accepts text prompts and generates unique digital artwork for token launches and collections.

CDP SDK provides client libraries for managing crypto wallets while relying on Coinbase infrastructure to secure private keys. The SDK enables programmatic wallet creation, address management, balance tracking, and transaction execution across EVM-compatible chains and Solana networks.

Axelar Virtual Machine enables developers to write smart contracts on Axelar while scaling interchain deployments and programming the cross-chain networking layer. It provides tooling to build interoperable applications that operate across connected blockchains. The system is used by developers building and managing cross-chain logic on the Axelar network.

Mobius Development Stack is an interoperability development platform that connects blockchains through the utility of the AXL token. It bundles the Axelar Virtual Machine, Interchain Amplifier, and Interchain Token Service into a unified suite for building cross-chain applications. The stack is used by developers integrating new chains and deploying interchain functionality across the Axelar ecosystem.

MPC Node Suite is a fully privatized, white-label MPC-TSS infrastructure that enables businesses to build keyless wallet and custody systems at scale. Server-side middleware secured by Intel SGX trusted execution technology works alongside SDKs for web, iOS, and Android to provide distributed key generation, signing, refreshing, and recovery with configurable signing thresholds. The suite supports hierarchical deterministic key derivation and multiple blockchain networks, serving exchanges, payment service providers, wallet service providers, and self-custody service providers building cold-wallet and custody applications.

Machine Payments Protocol is an open protocol that lets agents, applications, and people pay for services directly within an HTTP request. It uses a challenge-credential-receipt flow built on the HTTP 402 status code, letting a client discover a payment requirement, submit proof of payment, and receive the requested resource along with a receipt. The protocol is payment-method agnostic, supporting stablecoins, cards, and other rails, and includes session-based intents for high-frequency micropayments such as per-token or per-query billing. It is used by developers building autonomous agents that consume paid APIs and by service operators who want to accept payments without account signups or API keys.

StaFi LSaaS is a developer toolkit that enables Layer 1 teams, project developers, and startups to deploy liquid staking protocols without building infrastructure from scratch. The stack provides modular smart contract frameworks for EVM and Cosmos environments, supporting both LST and LRT deployment. Builders configure staking pool logic, validator delegation, and token issuance through pre-built components maintained by the StaFi development team.

BuildKit provides API and SDK infrastructure for developers to embed Kamino yield and credit products into external applications. The toolkit enables deposit, withdrawal, rate checking, and position monitoring functions through documented endpoints. Integrators can implement revenue sharing on yields generated for platform users. BuildKit supports Privy embedded wallets for user onboarding without private key management.

GoPlus provides Security SDKs to facilitate the integration of its security services into various platforms, including wallets and dApps. These SDKs enable developers to leverage GoPlus's security capabilities, ensuring robust protection for user transactions across multiple blockchain environments.

SafeToken Protocol implements secure token issuance and liquidity management infrastructure through standardized smart contract templates and liquidity locking mechanisms. SafeToken Factory provides open-source token contract templates following Token Risk Classification standards for EVM-compatible chains. SafeToken Locker enables customizable lock periods for liquidity pool tokens with reward collection capabilities and compatibility with major decentralized exchanges including Uniswap V2 and V3.

An API and SDK for developers to integrate multi-chain token swaps into their applications, supporting both DEX aggregation and cross-chain transactions.

Implements rollup infrastructure through optimized node services, enabling Layer 2 blockchain deployment and management. The system supports multiple rollup architectures with integrated monitoring and scaling capabilities.

Tatum Platform is a unified blockchain development toolkit providing RPC nodes, APIs, SDKs, and developer tools for building Web3 applications. The system offers access to multiple blockchain protocols through standardized interfaces while maintaining cross-chain compatibility and enterprise-grade infrastructure.

Unified AI platform providing smart contract generation and auditing, trading analysis, trading assistance and blockchain information through conversational AI interfaces trained on Web3 data.

Rango SDK provides programmatic access to Rango's cross-chain aggregation functionality through a JavaScript/TypeScript library. Developers can integrate token-swapping capabilities across multiple blockchains into their applications with comprehensive API support.

Rango Widget enables websites and applications to add cross-chain swap functionality through a customizable UI component. The widget offers configuration options through a visual playground and supports integration with popular front-end frameworks.