# Flowsurface: pricing, API and features

Category: [Trading terminals](https://tokvane.app/categories/trading-terminals) · Vendor: flowsurface-rs (open-source project) · Website: https://github.com/flowsurface-rs/flowsurface · Status: active

Open-source native desktop charting app for crypto markets with heatmap, DOM ladder, footprint and time-and-sales panes.

> Flowsurface (flowsurface-rs (open-source project)) — pricing: open-source; free tier: Yes; REST: unknown; MCP: unknown; open source: Yes.

## Pricing

- **Model:** open-source
- **Free tier:** Yes — Free to download and build.
- **Plans:** unknown

_Verified on 2026-10-29. Source: https://github.com/flowsurface-rs/flowsurface_

## Access & auth

- **Authentication:** none
- **KYC required:** No
- **Notes:** README does not describe accounts; market data only.

_Verified on 2026-10-29. Source: https://github.com/flowsurface-rs/flowsurface_

## Coverage

- **Exchanges:** Binance, Bybit, Hyperliquid, OKX, MEXC
- **Chains:** unknown
- **Assets:** unknown

_Verified on 2026-10-29. Source: https://github.com/flowsurface-rs/flowsurface_

## Capabilities

- **Capabilities:** charting, orderbook-data, trades-data, historical-data, multi-exchange

_Verified on 2026-10-29. Source: https://github.com/flowsurface-rs/flowsurface_

## Interfaces

- **REST API:** unknown
- **WebSocket:** unknown
- **SDKs:** none documented
- **Official MCP server:** unknown
- **Other:** Desktop app for macOS, Windows, Linux; Rust.

_Verified on 2026-10-29. Source: https://github.com/flowsurface-rs/flowsurface_

## Open source & self-hosting

- **Open source:** Yes
- **Licence:** GPL-3.0-or-later (app); Apache-2.0 indicator engine; MIT exchange adapters
- **Self-host:** Yes
- **Repository:** https://github.com/flowsurface-rs/flowsurface

_Verified on 2026-10-29. Source: https://github.com/flowsurface-rs/flowsurface_

## FAQ

**Does Flowsurface have a free tier?**
Yes. Free to download and build. (verified 2026-10-29)

**Does Flowsurface offer an API?**
REST: unknown. WebSocket: unknown. Official MCP server: unknown. Verified 2026-10-29.

**Is Flowsurface open source or self-hostable?**
Open source: Yes; licence: GPL-3.0-or-later (app); Apache-2.0 indicator engine; MIT exchange adapters; self-host: Yes. Verified 2026-10-29.

**What are alternatives to Flowsurface?**
Other trading terminals in our directory: Aggr, Altrady, Bookmap, CoinRoutes, TradingView.

Alternatives: https://tokvane.app/alternatives/flowsurface

Information only, not financial or investment advice.