List of Developer Tooling projects on Solana (2026)

Solana Actions is a specification-compliant API framework that returns signable transactions on the Solana blockchain, enabling applications to deliver complex onchain interactions directly to users without requiring them to navigate away from their current context.

pay.sh is an API gateway that lets AI agents and CLI tools pay for APIs with stablecoins on Solana without accounts, API keys, or subscriptions. A CLI wrapper detects payment-required responses from APIs, authorizes payment through a connected wallet, and retries the request with proof of payment. A searchable catalog of API providers across multiple categories lets agents discover and call services per request.

WDK provides open-source libraries and modules for building self-custodial wallets supporting multiple blockchains. The modular architecture includes wallet modules for blockchain operations, protocol modules for DeFi integrations including swaps, bridges, and lending, and pre-built UI components for React Native. Built on Bare runtime, it supports Node.js and React Native environments, enabling deployment across mobile, desktop, embedded systems, and server applications.

MDK is an open-source developer framework that gives Bitcoin mining operators and developers unified control over mining infrastructure. It combines a backend software development kit with a modular worker and orchestration architecture that standardizes communication with miners, sensors, cooling, and electrical systems, alongside a user interface development kit for building dashboards. Developers use it to build monitoring dashboards, automated workflows, pool management tools, and analytics or optimization applications without building device-level integrations from scratch.

A set of APIs and developer tools including Swap (Classic, Fusion, Fusion+), Portfolio API, Web3 RPC, security endpoints, and data APIs for tokens and pricing.

1inch Business is a set of APIs and software development kits that give developers programmatic access to token swaps, orderbook data, balances, pricing, portfolio analytics, and RPC node endpoints. Developers integrate these APIs to build trading, wallet, and agentic applications without operating their own infrastructure. The suite covers multiple blockchains and supports API key or OAuth-based authentication.

Crossmint Authentication provides user identity verification through email, social media logins, and wallet connections. The system enables progressive onboarding flows and integrates with the wallet infrastructure for identity management. Developers use it as a user management layer tightly tied into other Crossmint products.

AgentKit is a developer framework that enables AI agents to interact with blockchain networks through secure wallet management and onchain capabilities. It provides a wide range of blockchain actions across multiple wallet providers while remaining compatible with various AI models and development tools. Developers use it to build autonomous agents capable of holding assets, executing trades, and interacting with smart contracts.

Subgraphs turn smart contract events into custom GraphQL APIs that applications query for live onchain data. Goldsky handles indexing and hosting, with real-time indexing, historical data, custom schemas, and webhook support.

Mirror implements real-time data streaming pipelines that sync blockchain data directly into databases and message queues. The system enables point-and-click configuration for multiple data destinations while providing unlimited access without per-query fees.

A developer toolkit to build, test, deploy, and run custom blockchain data indexers and GraphQL APIs on the SubQuery Network, helping developers deliver fast, flexible data for dApps.

Wormhole SDK is a developer toolkit for building cross-chain applications through a unified interface covering multiple blockchains. It simplifies cross-chain transactions by automatically handling network-specific requirements such as gas fees and signature formats. Developers use it to integrate Wormhole's messaging and transfer capabilities into their own applications.

Solana App Kit is a React Native mobile development framework with modular architecture, enabling iOS and Android application creation with multiple protocol integrations. The system provides pre-built components for wallet integration, token trading, NFT management, and real-time blockchain data access.

Squid Widget is a developer tool that adds a cross-chain swap interface to an application. It provides a prebuilt, configurable swap and bridge interface that developers embed instead of building routing screens themselves. Applications that use it give their users cross-chain swaps without leaving the host interface.

Squid Router SDK is a developer tool for adding cross-chain routing to applications through code. It calculates routes and prepares and executes cross-chain transactions on behalf of the application. Developers use it to build swap and bridge flows without handling individual bridges or exchanges.

Squid API provides REST endpoints for calculating cross-chain routes and executing transactions. The API enables developers to access Squid Router functionality without client-side SDK integration.

Staking API provides unified REST endpoints enabling custodians, wallets, and exchanges to integrate non-custodial staking across multiple proof-of-stake networks through a single API key. The service automates validator deployment, stake and unstake operations, and reward tracking, with built-in support for distributed validator technology, EigenLayer restaking, and MEV relay configurations. SDKs, integration guides, and GitHub examples support development workflows.

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.

Orderly Trading Infrastructure is a white-label orderbook infrastructure that provides shared liquidity across multiple blockchains. It enables developers to build spot and perpetual futures trading platforms with centralized exchange-level order matching performance and non-custodial, on-chain settlement. It is used by decentralized exchange builders and trading teams integrating trading functionality into their products.

A platform that enables users to create their own perpetual contract DEX in minutes without coding, providing customizable trading interfaces with built-in liquidity and professional infrastructure.

Portal Enclave MPC API provides server-side blockchain signing through TSS MPC cryptography combined with AWS Nitro Secure Enclaves. The system enables sub-second transaction signing for EVM-compatible and Solana smart contracts through RESTful API endpoints.

Portal Account Abstraction enables gas sponsorship, transaction batching, and programmable on-chain functionality through smart contract wallets. The system integrates with Portal's MPC infrastructure to provide configurable account abstraction features.

Stakely Staking API is a developer integration product that lets institutions orchestrate staking flows across multiple blockchains through a single REST interface. It supports delegating, unstaking, claiming rewards, and automating recurring staking operations while transactions remain signed client-side, keeping private keys outside Stakely's environment. The product is built for institutional clients and custodians that need to embed staking into their own platforms without building infrastructure from scratch.

The Stakely Multicoin Faucet is a community tool that distributes small amounts of test tokens to cover transaction fees on supported blockchains. Users request tokens through the faucet interface to explore new networks and test transactions without needing to acquire assets elsewhere. It serves developers and users experimenting with blockchains supported by Stakely's other services.

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.

NEAR Intents Protocol is an intent-based cross-chain swap protocol. Users submit the assets they hold and the assets they want, and competing market makers quote the swap. A verifier smart contract settles the accepted quote atomically and refunds the user if the swap cannot complete. Applications integrate through a swap API, developer libraries, and an embeddable swap widget.

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.

QuickAlerts delivers real-time notifications about onchain events, so applications and users can respond to blockchain activity as it happens.

QuickNode SDK is a software development kit for calling QuickNode product APIs from application code.

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.

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.

Pyth Entropy is a verifiable random number service for blockchain applications. Requests return randomness that applications can check on-chain, with customizable request parameters across multiple blockchains. It suits gaming, NFT, and other applications that need unpredictable outcomes.

Pyth Express Relay is an MEV protection solution that protects transaction execution while preserving market efficiency. A specialized mempool design integrates searchers directly, so protocols can limit harmful MEV and still allow beneficial arbitrage. Execution parameters are customizable.

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.

NFTScan Developer Platform delivers 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.

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

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.

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.

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.

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.

BuildKit is Kamino's developer toolkit for embedding Kamino yield and borrowing products in other applications. It provides APIs, SDKs, and working examples for deposits, withdrawals, borrowing, and reading market and position data. Integrators can also deploy their own lending vaults on Kamino.

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.

XO Swap is a swap engine that developers integrate to offer token swaps in their own applications. It aggregates liquidity for cross-chain and same-chain swaps and includes integration tooling and analytics dashboards.

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.

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

Consumer App manages decentralized credit, enabling card management and financial service access without selling crypto.

Sphere API is a developer toolkit providing RESTful endpoints and SDKs for embedding global stablecoin payments into third-party platforms. It supports payment processing, fiat and crypto conversions, and multi-chain transfers, allowing businesses to build on-ramp, off-ramp, and settlement functionality without extensive engineering. The toolkit is used by platforms seeking to embed payment rails across multiple blockchains and stablecoins.

BAM implements transaction sequencing through Trusted Execution Environments (TEEs), enabling programmable block construction via custom plugins. The system operates through BAM Nodes that privately sequence transactions using hardware-based secure enclaves, and BAM Validators executing the ordered transactions. The plugin framework allows developers to define application-specific ordering logic, supporting features like priority cancellations and synchronized oracle updates.

OpenZeppelin Contracts is a library of modular and reusable smart contracts available for Ethereum-compatible blockchains in Solidity and for Starknet in Cairo, implementing standards like ERC20 and ERC721 with focus on security, gas efficiency, and best practices.

A secure operations platform for smart contract development that enables secure automation, monitoring, and management of blockchain applications across 30+ networks.

Linkio API is a developer API that lets applications and websites integrate stablecoin and fiat FX conversion directly into their own products. It exposes endpoints for initiating on-ramp and off-ramp transactions, generating payment links, checking rates, and monitoring transaction status through webhooks. Developers building remittance, checkout, wallet, or payroll products use it to add currency conversion without operating their own compliance or settlement infrastructure.

FM Liquidity Match is trading software that lets brokers, prime brokers, OTC desks, and liquidity providers run a master account with sub-accounts for their own clients. The master account sets risk limits, mark-ups, and position roll-overs, resells liquidity from global providers, and can match client flows internally. It covers fiat-to-crypto, crypto-to-crypto, and fiat-to-stablecoin pairs, with settlement instructions, reporting, and an API test environment.

FM White Label is an ECN-as-a-Service product that lets a business launch its own branded institutional crypto trading platform without building the trading infrastructure itself. The platform connects to aggregated liquidity from Finery Markets providers, with counterparty and per-asset limits, spread management, smart order routing, and role-based access. Clients reach it through a web interface or APIs, without multi-year commitments.

AppKit is a modular SDK for wallet connectivity and onchain UX, enabling wallet logins, multichain support, and user analytics. It provides social authentication, embedded wallet creation, and transaction management with cross-platform compatibility.

Zebec SDKs are developer toolkits that let engineers integrate Zebec's streaming payment infrastructure into their own applications. They provide functions for depositing, withdrawing, initializing, pausing, resuming, and canceling continuous payment streams across multiple blockchain environments and a dedicated bridge module for cross-chain transfers. Developers use the SDKs to build custom payroll, payments, or card-funding features without building streaming infrastructure from scratch.

Project Yellowstone is a blockchain infrastructure suite for high-performance Solana data delivery, comprising Dragon's Mouth gRPC streaming interface for real-time account and transaction updates with intra-slot processing, Old Faithful historical archive providing decentralized access to complete Solana transaction history, Steamboat custom database indexes for optimized query performance, Whirligig WebSocket proxy for frontend connectivity, Fumarole reliable streaming service, Program Data Streams for parsed blockchain data, Shield transaction policy controls for validator selection, and Vixen parsing framework for building program-aware data pipelines.

Solana transaction propogation software.

Transaction Automation implements programmable transaction signing and workflow management through policy-driven controls, enabling automated asset movements, multi-signature approvals, and complex transaction sequences. The system provides granular permission management and compliance tracking for institutional-grade operations.

Turnkey Company Wallets is a developer infrastructure product that lets organizations operate wallets for onchain automation with programmable controls. It provides smart contract execution management, payment orchestration workflows, and signing infrastructure for autonomous agents alongside human-operated flows. Businesses use it for high-volume transaction signing, treasury operations, and agentic payment automation across multiple blockchains, with policy-based permissioning applied to every operation.

Cross-chain infrastructure that enables secure wallet-to-app connectivity through decentralized service nodes, gateway nodes, and relay services using rendezvous hashing-based database architecture.

Token Terminal Data Room provides SQL-based access to Token Terminal's multichain data warehouse, enabling technical teams to query and analyze raw blockchain data directly.

Token Terminal Sheets integrates blockchain data directly into Google Sheets and Excel through plugins and pre-built functions for analysis workflows.

Megadata is a developer tooling framework that enables dynamic on-chain metadata attachment for digital assets deployed on EVM-compatible networks and Solana through Chromia-based storage infrastructure. The system exposes SDK interfaces for reading and writing asset metadata from existing token contracts, providing an alternative to off-chain storage for asset data.

Yours Protocol is a token standard built on Chromia that supports on-chain metadata storage and cross-chain asset portability for digital assets. The protocol enables assets to carry structured, mutable metadata verified on-chain rather than through external URIs, and supports both fungible and non-fungible asset types with persistent state across connected chains.

SOON Stack is a developer framework that lets teams deploy custom rollups using a decoupled virtual machine architecture on top of any base layer network. It provides one-click deployment tooling so builders can launch their own high-performance chains without building rollup infrastructure from scratch. The framework supports multiple settlement and data availability providers, enabling interoperable chains referred to as SOON Chains.

Kana Labs SDK is a developer toolkit from Xyra Labs, formerly Kana Labs, for adding cross-chain swaps and bridging to decentralized applications. It combines liquidity aggregation, cross-chain bridges, and smart routing behind one integration that works across EVM and non-EVM blockchains. Developers can also embed a ready-made swap widget instead of building their own interface.

Archax Tokenisation Engine is a multi-chain service for issuing real-world assets as tokens on public and permissioned blockchains. Asset managers and issuers use it to tokenize funds, bonds, equities, commodities, and real estate, following an end-to-end process from planning through to issuance. Tokenized issuances can then be admitted for trading and held in custody on the Archax platform.

Archax Stablecoin Service helps financial institutions, corporates, and retailers issue their own stablecoins. Archax works with the issuer on regulatory structuring, the technology to issue and manage the token, and integration into markets. Issuers use these stablecoins for cross-border payments, payment automation, and customer programs.

Archax Treasury Solutions gives firms regulated safekeeping and access to yield-bearing instruments for their treasury. Fiat cash in several currencies can be held in segregated custody, alongside money market funds and short-dated government and corporate bonds, bills, and commercial paper. Longer-dated bonds, yield enhancement strategies, and structured solutions are available depending on risk appetite.