
Tabbed terminal, SFTP with a built-in editor, key management — plus an MCP server so your agent reaches the same hosts, safely.
A startup from Ukraine that is founded by Svyatoslav Pavlov.
This page is designed to help you find out whether Termal.in is good and if it is the right choice for you.
Termalin ("Term All In") is a fast, cross-platform SSH client for Windows, macOS and Linux - built for the people who live in the terminal and the AI agents working alongside them.
The desktop app gets the essentials right: tabbed terminals, an integrated SFTP browser with a built-in file editor, SSH key generation and management, command snippets, and a live status bar with real-time server stats (CPU, RAM, disk, network, load average). Your hosts, keys and snippets sync across machines with end-to-end encryption - the server only ever stores encrypted blobs.
What sets Termalin apart is the built-in MCP server. Your AI agent (Claude Code, or any MCP client) gets tools to open SSH sessions, run commands and move files - but it never holds a key. A custodian authenticates on the agent's behalf; you set per-host and per-command policy (full / allowlist / blocked); and every session mirrors live in a "watch grid" with a full audit log and session recording. A local server ships with the app, and a hosted endpoint (short-lived certificates) covers you when nothing is running on your machine.
Free tier available.
Install: available on the Microsoft Store (signed, one-click) or from termal.in/download.
Listed in
Specialized Niche Focus
Termal.in focuses specifically on thermal springs and spa resorts, likely in Turkey, providing users with specialized information and booking options for thermal tourism that general travel sites may not offer in as much depth.
Local Market Knowledge
As a platform focused on Turkish thermal destinations, it likely provides detailed local insights, regional recommendations, and culturally relevant information for visitors seeking thermal spa experiences in Turkey.
Curated Selection
By specializing in thermal facilities, the site can offer a curated and organized selection of thermal spas, hotels, and wellness centers, making it easier for users to compare options within this specific category.
Targeted User Experience
The website design and content are likely tailored to the needs of thermal spa seekers, potentially including health benefits information, treatment options, and facility amenities relevant to thermal tourism.
Potential for Direct Booking
As a dedicated platform, it may offer direct booking capabilities with thermal resorts, potentially leading to better rates or more direct communication with facilities compared to general travel aggregators.
Termalin is the first SSH client built for humans and AI agents at the same time. Alongside a full desktop terminal - tabbed sessions, an SFTP browser with a built-in file editor, SSH key generation and management, command snippets, and a live status bar with real-time server stats (CPU, RAM, disk, network, load average) - it ships a built-in MCP server.
Your AI agent (Claude Code, or any MCP client) can open SSH sessions, run commands and move files on your servers, but it never holds a key. A custodian authenticates on the agent's behalf, you set per-host and per-command policy (full / allowlist / blocked), and every agent session mirrors live in a "watch grid" with a full audit log and session recording. A local server ships with the app, and a hosted endpoint with short-lived certificates covers you when nothing is running on your machine.
No other mainstream SSH client treats the AI agent as a first-class, governed user - that agent-native design, combined with end-to-end encrypted sync across Windows, macOS and Linux, is what makes Termalin unique.
Termalin - short for "Term All In" - started with a simple goal: do the SSH-client essentials really well, on every desktop. The client MobaXterm and Termius users keep wishing for: a clean tabbed terminal, an SFTP browser with a real editor, key management, a live server-stats status bar, and end-to-end encrypted sync so your setup follows you between machines.
Then AI coding agents arrived, and one question kept coming up: an agent can write your deploy, but how does it safely run it? The usual answer is to hand the agent an SSH key - but that's a one-way door. Once a private key passes through a model's context (a tool result, a transcript, an env var), you can't un-share it.
So Termalin grew a built-in MCP server with a key custodian: the agent gets tools to work over SSH, never the keys, and you govern every command with per-host and per-command policy, a live watch grid, and an audit log. That agent-native angle is now the heart of the product - a terminal genuinely built for both you and the agents working alongside you.
A few concrete reasons, depending on what you're switching from.
Versus MobaXterm: Termalin is genuinely cross-platform (Windows, macOS and Linux, not Windows-only) and adds cloud sync with end-to-end encryption.
Versus Termius: you get a real-time system-stats status bar - CPU, RAM, disk, network, load average, uptime, processes, logged-in users - that Termius doesn't have, and your synced hosts and keys are end-to-end encrypted, so the server only ever stores encrypted blobs.
Versus PuTTY or KiTTY: a modern, tabbed client with an integrated SFTP browser, a built-in file editor and key management, instead of a bare terminal.
And across all of them, Termalin is the only one with a built-in, policy-governed MCP server - so you can let an AI agent (Claude Code or any MCP client) run commands and move files across your fleet without ever handing it a private key, with per-host and per-command policy plus a live watch grid and audit log. There's a free tier, and you don't need an account to start.
Developers, DevOps engineers and sysadmins who manage servers over SSH and want a fast, modern, cross-platform client - the kind of people who today reach for Termius, MobaXterm or PuTTY. Termalin serves individuals and small teams first: end-to-end encrypted sync keeps hosts, keys and snippets in step across machines, and per-host policies scale as a team grows.
The audience growing fastest, though, is people who now work with AI coding agents - Claude Code and other MCP clients - and want to give those agents safe, auditable access to their infrastructure instead of pasting an SSH key into a model's context. If you run servers and you're starting to let an agent help operate them, that's exactly who Termalin is built for.
The desktop app is built with Flutter (Dart) for a single cross-platform UI on Windows, macOS and Linux, with Riverpod for state management and xterm for terminal emulation.
The performance-critical core is written in Rust and bridged to Flutter with flutter_rust_bridge: SSH via russh, SFTP, key generation and cryptography (AES-256-GCM via ring), and real-time system-stats collection all live there.
Cloud sync runs on a Rust backend - the Axum web framework with SQLx (SQLite / PostgreSQL) and JWT auth - and stores only client-side-encrypted blobs.
The built-in MCP server ships in two forms: a standalone Rust binary speaking JSON-RPC 2.0 over stdio (bundled with the desktop app), and a hosted HTTP endpoint (Streamable HTTP) that reaches enrolled servers over short-lived SSH certificates.
We have collected here some useful links to help you find out if Termal.in is good.
Check the traffic stats of Termal.in on SimilarWeb. The key metrics to look for are: monthly visits, average visit duration, pages per visit, and traffic by country. Moreoever, check the traffic sources. For example "Direct" traffic is a good sign.
Check the "Domain Rating" of Termal.in on Ahrefs. The domain rating is a measure of the strength of a website's backlink profile on a scale from 0 to 100. It shows the strength of Termal.in's backlink profile compared to the other websites. In most cases a domain rating of 60+ is considered good and 70+ is considered very good.
Check the "Domain Authority" of Termal.in on MOZ. A website's domain authority (DA) is a search engine ranking score that predicts how well a website will rank on search engine result pages (SERPs). It is based on a 100-point logarithmic scale, with higher scores corresponding to a greater likelihood of ranking. This is another useful metric to check if a website is good.
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