TagUI

TagUI uses a simplified syntax called "flow scripts" that lets users describe the steps they want to automate:

``https://google.com type q as TagUI click btnK read result_stats to total``

Built on Sikuli + ChromeDriver + OCR, it supports:

• Web automation: form filling, scraping, report extraction
• Desktop automation: simulating mouse and keyboard, reading on-screen text (OCR)
• Cross-platform: runs on Windows / macOS / Linux
• Multilingual flow scripts: beyond English, supports natural-language-style flow scripts in Chinese, Japanese, Indonesian, and more

Its positioning is anti-UiPath / Automation Anywhere — no complex visual designers, no expensive enterprise licenses, just simple scripts and the command line. This minimalist philosophy has won it a strong following among small businesses, students, and freelancers.

Strictly speaking, TagUI is an RPA tool, not AI — but it is an important piece of "AI deployment infrastructure."

Many AI projects get stuck on "how to embed AI capabilities into existing business processes," and RPA is the most common tool at this integration layer. TagUI lets small businesses do this without paying for expensive RPA licenses:

• Call an LLM API in Python → TagUI auto-fills results into enterprise systems
• TagUI scrapes web data → feeds it to an ML model
• An AI model generates a report → TagUI emails and uploads it automatically

Newer versions of TagUI are also adding more AI capabilities:

• OCR upgraded to deep-learning models
• LLM-assisted "natural-language to RPA script" generation
• Vision models for identifying UI elements (replacing brittle XPath / CSS selectors)

Within Singapore's AI strategy, TagUI is a poster child for "open-source soft power."

Across the seven transmission levers:

• Lever 3 (Industry Adoption): lowers the barrier for SMEs to adopt RPA / AI
• Lever 6 (Diplomacy): as one of Singapore's few open-source projects with genuine global reach, it showcases Singapore's software capability

Take: TagUI proves that "a national institution maintaining open-source tools" can be an effective strategy. It doesn't generate direct revenue, but it has built AISG's global technical reputation and cultivated a base of users familiar with AISG-produced open source — which positively shaped reception of follow-on projects like SEA-LION.

Worth watching: how TagUI competes and coexists with the next generation of RPA + AI tools (Browser Use, Agent.ai), community activity, and whether it can evolve into a tool fit for the "AI Agent era."