Stellar developer tools

Best for Managed RPC across the major chains plus XRPL, Stellar and Hedera

Chains

Ethereum Solana Base BNB Chain Avalanche Arbitrum Polygon XRP Ledger Stellar Hedera

Price

Free trial (1 month, 10M credits); paid from $49/mo (Build)

License

Proprietary

A managed RPC and streams provider whose network list names all seven major chains we track plus the XRP Ledger and Stellar. Hedera support is through the EVM JSON-RPC relay, not Hedera's native API. No Algorand or Xahau. A one-month trial, then paid plans.

Best for Shared and dedicated nodes with a free developer plan

Chains

Ethereum Solana Base BNB Chain Avalanche Arbitrum Polygon XRP Ledger Stellar

Price

Free Developer plan (3M RU/mo); paid from $49/mo (Growth)

License

Proprietary

Shared and dedicated nodes with archive data and a free Developer plan. Its protocol list names the major EVM chains, Solana, the XRP Ledger and Stellar. Hedera is dedicated-node-by-request only, so we don't count it; no Algorand or Xahau.

Best for Node APIs plus enhanced token, NFT and webhook APIs

Chains

Ethereum Solana Base BNB Chain Avalanche Arbitrum Polygon Stellar

Price

Free tier (30M CU/mo); Pay as You Go $0.525 per 1M CU; Enterprise custom

License

Proprietary

Node APIs with extra data, NFT and token APIs, webhooks and wallet infrastructure on top, and a generous free tier. Its chain list covers the major EVM chains, Solana and Stellar, but not the XRP Ledger, Algorand, Hedera or Xahau.

Best for RPC nodes for 50+ chains, including XRPL, Stellar and Algorand

Chains

Ethereum Solana Base BNB Chain Avalanche Arbitrum Polygon XRP Ledger Stellar Algorand

Price

Free tier (50K CU); Pro shared plans e.g. $399/mo billed yearly for 600M-1B CU; dedicated from $1,000

License

Proprietary

Shared and dedicated RPC nodes priced in compute units, with a free tier. One of the few providers that names the XRP Ledger (mainnet only), Stellar and Algorand alongside the major chains. No Hedera or Xahau.

Best for Node and explorer APIs with the widest payments-chain coverage

Chains

Ethereum Solana Base BNB Chain Avalanche Arbitrum Polygon XRP Ledger Stellar Algorand Hedera

Price

Free Start plan (100K requests/mo); paid plan prices not shown on its pricing page

License

Proprietary

Node-as-a-service RPC and block-explorer APIs for 100+ chains. In our checks it named the most payments chains of any provider: XRP Ledger, Stellar (including Soroban), Algorand and Hedera. Free Start plan; paid plan prices weren't shown on its pricing page when we checked. No Xahau.

Best for Official SDK for Horizon, Stellar RPC and Soroban contracts

Chains

Stellar

Price

Free (open source)

License

Apache-2.0

The Stellar Development Foundation's JavaScript and TypeScript SDK for Horizon, Stellar RPC and Soroban contract clients. Free and Apache-2.0; its README names Mainnet, Testnet and Futurenet.

Best for Stablecoin wallets with spend limits for AI agents

Chains

Solana Base BNB Chain Arbitrum Polygon Stellar

Price

Free 1,000 Monthly Active Wallets, then $0.025/MAU; custom from $0.02/MAW

License

Proprietary

Server-signed stablecoin wallets with spend permissions so an agent can pay through x402 or on-chain transfers. Self-serve on Base, Solana, BNB Chain, Arbitrum, Polygon and Stellar; Ethereum and Avalanche are by request through sales. The first 1,000 monthly active wallets are free.

Best for Formal verification against rules you write

Chains

Solana Stellar Any EVM chain (no specific chain named)

Price

Free tier (up to 2,000 min/month runtime); Premium and Enterprise by contact

License

GPL-3.0

Formal verification engine that checks contracts against rules written in Certora's CVL. Open source (GPL-3.0) with a free tier of 2,000 minutes a month. Its docs name EVM chains generally, plus Solana and Stellar (Soroban) variants. Writing good rules takes real effort.

Best for Static analyzer with Soroban-specific detectors

Chains

Stellar

Price

Free (open source)

License

MIT

CoinFabrik's open-source static analyzer with detectors written for Soroban contracts on Stellar (run as cargo scout-audit). Free and MIT. Use scout-audit; the older scout-soroban repo is no longer updated.

Best for Self-hosted on-chain monitoring and alerts

Chains

Ethereum Solana Stellar Any EVM chain (no specific chain named)

Price

Free (open source, self-hosted)

License

AGPL-3.0

Self-hosted service that watches on-chain activity and sends alerts when your conditions match. Free and AGPL-3.0. Its example configs cover Ethereum, Stellar and Solana mainnets, and it works with EVM networks generally.

Best for Smart and MPC wallets with email and social login

Chains

Solana Base BNB Chain Arbitrum Polygon Stellar

Price

Free 1,000 Monthly Active Wallets, then $0.025/MAU; custom from $0.02/MAW

License

Proprietary

Wallet API and SDK for users and backends with email and social login, plus onramp and checkout. Self-serve on Solana, Base, BNB Chain, Arbitrum, Polygon and Stellar, each with named mainnet and testnet. First 1,000 monthly active wallets free.

Best for One connect button for Freighter, xBull, Lobstr and more

Chains

Stellar

Price

Free (open source)

License

MIT

One API and connect button for Freighter, xBull, Lobstr, WalletConnect and other Stellar wallets. Free, MIT-licensed and actively maintained.

Best for Hosted subgraphs and streaming data pipelines

Chains

Ethereum Solana Base BNB Chain Avalanche Arbitrum Polygon Stellar Hedera

Price

Free Starter ($100 one-time credits); Scale pay-as-you-go (subgraphs $0.05/hr); Enterprise custom

License

Proprietary

Managed subgraph hosting and Turbo streaming pipelines. Notable for naming Hedera (subgraphs) and Stellar (Turbo) as well as the major chains. Starts with one-time free credits, then pay as you go.

Best for GraphQL APIs and streams for on-chain and DEX data

Chains

Ethereum Solana Base BNB Chain Avalanche Arbitrum Polygon XRP Ledger Stellar Algorand

Price

Personal $29/mo, Pro $69/mo, Scale $199/mo (billed annually); its pricing page shows conflicting figures

License

Proprietary

GraphQL APIs and streams for real-time and historical on-chain and DEX data across 40+ chains, including the XRP Ledger, Stellar and Algorand as full-history data packs. Paid plans; its pricing page showed conflicting figures, so confirm there.

Best for SQL analytics and data API over decoded chain data

Chains

Ethereum Solana Base BNB Chain Avalanche Arbitrum Polygon XRP Ledger Stellar

Price

Free view-only tier; paid Analyst, Plus and Enterprise plans on its pricing page

License

Proprietary

SQL analytics over decoded multi-chain data with dashboards and a query API. Its data catalog includes the XRP Ledger and Stellar alongside the major chains. Free view-only tier; check the pricing page for paid plans.