Modern Terminal Emulator for Enterprise

Zero install. Three protocols. Active-Active cluster. LDAP/Kerberos. Migrate from legacy emulators with zero disruption.

60-Day Evaluation Available

Currently in POC evaluation at a leading Israeli insurance group (5,000 users). Migrating from legacy emulators after vendor EOL.

IMTerm split view, terminal alongside modern HTML form with bidirectional synchronization

Terminal view alongside modern HTML form - edits synchronize bidirectionally

Why Choose IMTerm?

Zero Install

Pure browser-based. No Java, no ActiveX, no client software. Works on Windows, Mac, Linux, iPad.

AI-Powered

Agent Mode with 4 AI providers + offline mode. Describe a task, the AI navigates.

Hebrew and BiDi

Full CP424 and CP803 support. Screen reverse. Business patterns. VT220 Hebrew. The only emulator built for Israeli enterprise.

Enterprise Security

Kerberos SPNEGO, mTLS, LDAP, OIDC, SAML, FIPS 140-2 (BoringCrypto). 96-event audit log.

Ready to modernize your terminal access? Contact Sales

Key Features

Screen-to-HTML

Auto-modernization of green screens. Dual view, REST API, and custom templates. Zero host changes required.

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Agent Mode

4 AI providers + offline mode, scripting, scheduled cron, and event-driven automation. Describe a task - the AI navigates.

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Enterprise Printing

SCS-to-PDF, Hebrew CP424, CUPS/LPR. Print Archive Pro for compliance retention.

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Active-Active Cluster

Peer mesh architecture - every node is equal. Any node can administer the full cluster. Graceful drain, rolling upgrades, zero downtime. No single point of failure.

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LDAP / AD / Kerberos

Full Active Directory integration with group-to-role mapping. LDAP, AD, Kerberos SSO, or mixed mode with local fallback. Periodic group sync.

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REST API v2

OpenAPI 3.0.3, Swagger UI, rate limiting, and PSL migration tooling for smooth transitions.

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RPA / HLLAPI Bridge

Native HLLAPI bridge DLL for UiPath, QTP/UFT, Blue Prism. Existing RPA scripts work without modification. REST API for modern automations.

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Know before you buy

The only terminal emulator with a built-in sizing calculator. Enter your hardware and user count - IMTerm tells you exactly how many servers you need, then enforces that limit at runtime.

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Built for Scale

500+ Concurrent Sessions per Node
45ms P50 Connect Latency
3+ Node Active-Active Cluster
96 Audit Event Types

What's New in v2.3.15

  • E2E-017 auto-highlight verified via xterm.js DOM
  • 11/11 Playwright E2E tests passing (was 0)
  • AID matrix 25/25 (was 7/25)
  • 586 frontend tests (was 491)
  • WO-SETUP-QA: 16 bugs fixed across all 15 setup wizard phases
  • F5 BIG-IP, Kerberos, Citrix, and VT320 in setup wizard
  • Port conflict dialog: offers 8443 when 443 is in use
  • Citrix auto-detection with wizard support for 7.15 CU2 / VDA 22.03
  • Migration scale: 2500-file PS1 profile batch import
  • kerberos-setup.html and f5-bigip-setup.html in delivery package

Built on Proven Technology

Go Single binary, zero runtime dependencies
React + TypeScript Strict-mode frontend, maintainable at scale
xterm.js Battle-tested terminal rendering engine
WebSocket Real-time bidirectional transport
BoringCrypto FIPS 140-2 validated TLS
gokrb5 Native Go Kerberos implementation
Native TN3270 Pure Go 3270 engine, no s3270 dependency
BubbleTea Enterprise setup TUI, MIT licensed