GoKawiilSygal launches as local tool converting PDFs, scans and web pages to Markdown
A developer has released Sygal, a tool that runs locally to convert images, scans, PDFs, web pages and YouTube videos into Markdown text. The creator says this conversion can cut token usage for AI models by roughly 2 to 7 times compared to feeding in raw images or markup, with YouTube links converted into clean transcripts.
GoKawiil's interpretation of the reporting above, not reported fact.
Reducing token load could lower the cost and latency of feeding documents into AI models, since many tools currently process raw pixels or HTML rather than extracted text. Running locally also suggests the tool may appeal to users wary of sending scans or documents to cloud-based conversion services, though the developer's exact savings figures are self-reported and vary by file.
- Sygal converts PDFs, scans, images, web pages and YouTube videos into Markdown locally.
- Developer claims 2-7x reduction in token usage for AI processing, especially on visual and web content.
- YouTube links are converted into transcripts rather than raw video/audio.
NAS for local document storage (Synology DS223) — Since Sygal processes PDFs and scans locally, pairing it with a personal NAS like the Synology DS223 keeps your entire document archive private and under your control. It's a natural fit for building a searchable, local-first library of converted Markdown files without relying on cloud storage. Great for anyone serious about data privacy and local-first workflows.
See NAS for local document storage (Synology DS223) on Amazon → Affiliate link — we may earn a commission on purchases, at no extra cost to you. Product picked by AI based on this article; it is not a tested recommendation.Source: sygal.app — Cyrill Semah, 2026-10-15
Published there as: “Show HN: Sygal – Convert PDFs, scans and web pages to Markdown, locally”
Read the original report → The summary and analysis above are GoKawiil's own, written from reporting by the source above. Facts and quotes belong to the original publisher.