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Dev tools · May 18, 2016

Horizon 1.0

Realtime, open-source backend for JavaScript apps

Horizon 1.0 launched on May 18, 2016 with 312 votes, #57 of 3,824 launches that month and more than 95% of that year's launches. The site was still online in September 2026, 10 years on.

Visit sequence.xyz ↗Horizon 1.0 alternativestop 1% of May 2016

In plain words

Sequence is an open-source backend infrastructure for JavaScript developers building on blockchain networks. It provides modular tools including wallet management, cross-chain payment processing, and real-time data indexing across EVM chains. Developers can integrate secure user accounts, enable single-click crypto transactions across multiple blockchains, and access indexed blockchain data like balances and contract events through webhooks. The platform is designed to simplify cryptocurrency integration for applications.

written from the facts on this page · September 2026

From the sources

Sequence is the modular crypto infrastructure stack that unifies wallets, 1-click cross-chain payments, and real-time data layers across EVMs.

Build, scale, and earn with crypto wallets, 1-click cross-chain payments, and real-time web3 data. Connect your entire ecosystem by giving users a single account for everything. Eliminate wallet fragmentation, simplify account recovery, and protect against malicious apps with secure sandboxed sessions. Accept crypto payments in any token, from any wallet, on any chain. Users can swap, fund, earn, or pay with 1-click. Integrate near instant multi-chain indexing with balances, token prices, contract events, and webhooks. Power your app with reliable data across EVM chains. Give your ecosystem a branded hub, wallet, and liquidity to grow. Launch swaps, vaults, and lending with real-time…from sequence.xyz

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