Live Demo → · Kannada Fonts → · ಸಂಚಯ →
A single-page application for inspecting, testing, and comparing Kannada fonts. Upload any TTF/OTF/WOFF/WOFF2 font and preview it across 25 curated test tabs covering the full range of Kannada script — vowels, consonants, conjuncts, matras, literature, and more.
- Drag & drop or click to upload font files (TTF, OTF, WOFF, WOFF2)
- 26 built-in Kannada fonts from fonts.sanchaya.net loaded automatically on startup
- Google Fonts source — load any Kannada font by name from Google Fonts
- ಸಂಚಯ catalog — browse and load fonts from the fonts.sanchaya.net collection
- System fonts — browse fonts installed on your device via the Local Font Access API (Chrome/Edge)
- Variable font support with interactive weight slider and presets (Thin → Black)
- Session history — tracks up to 8 recently loaded fonts, switchable with one click
- Dynamic font naming — avoids browser cache conflicts on re-upload
- Font size — 12px to 120px with live slider
- Line height — 0.8 to 3.0
- Letter spacing (tracking) — -0.1em to 0.3em
- Word spacing — 0.5 to 3.0
- Ligatures toggle — enable/disable
ligaOpenType feature - Kerning toggle — enable/disable
kernOpenType feature - Dark background toggle — switch to dark render area for contrast testing
| Tab | Content |
|---|---|
| Overview | Type profile dashboard — scores, suitability, coverage, and diagnostics — plus vowels, numbers, and sample paragraph |
| Font Info | Metadata (name, version, designer), OpenType features, and GSUB/GPOS rules |
| Alphabet | Swaras (vowels), Vyanjanas (consonants in rows), and labelled Varga groups |
| Numbers | Kannada numerals (೧-೦) and English numerals side by side |
| Mixed Letters | Confusable letter groups (ರ ಠ ಈ ಕ, etc.) |
| Gunitakshara | All 36 consonants × 16 vowel matras + halant |
| Conjuncts | Full ottakshara matrix — every consonant combined with every other consonant |
| Words | Two vocabulary sets with common words and complex conjuncts |
| Lettering | Curated Kannada letter combinations at display sizes — the font's personality at a glance |
| Vachana | Basavanna's Vachana literature (Kannada + English translation) |
| Kuvempu | Vishwa Manava Sandesha prose passage |
| Folk Song | Mannina Haadu — traditional folk poetry |
| English | Pangrams and comprehensive word list |
| Symbols | Special characters and punctuation |
| Kerning | English kerning pair test strings |
| Glyph Coverage | Visual map of full Kannada Unicode block (U+0C80–U+0CFF) with supported/fallback indicators |
| Glyph Map | Searchable grid of every glyph in the loaded font |
| Compare | Side-by-side comparison of any two fonts from the collection |
| Web Display | The loaded font in 6 realistic web layouts — assign fonts per role, edit copy, and export each card |
| The loaded font in 6 print layouts — newspaper, magazine, book, cover, spec, stationery | |
| Decompose | Conjunct decomposition showing half-forms and component breakdown |
| Font Rules | Full GSUB/GPOS lookup tables with feature tags, types, and interactive toggles |
| Waterfall | Interactive size progression from 8px to 96px with min/max sliders and click-to-edit lines |
| Hinting | Same text at 9px to 18px sizes with your browser's rendering engine shown |
| Custom | Free-form text input with live preview |
- Overview dashboard — headline readability, suitability scores per use (headline, body, subheading, caption), character coverage, shaping quality, and diagnostics
- Loaded fonts comparison — quick list of fonts currently in the session
- Export — download a profile report and JSON data for any loaded font
- First-run guided tour — steps through every tab with a narrative, automatically offered on first visit
- Replayable — restart the tour anytime from the help button
- Designer mode — build a question set (free text, rating, multiple choice) and export/import it as JSON
- Tester mode — answer the questions and add annotations (pen/box, 5 colours) directly on each layout
- Annotations persist across reloads via localStorage; answers export as JSON
- PDF export — one click produces a print-ready report with annotated layouts and a Q&A appendix
- Font metadata — family name, version, designer, foundry, license
- OpenType feature list — all supported features with tags and names
- GSUB rules — glyph substitution lookups with type classification (single, multiple, ligature, alternate, contextual)
- GPOS rules — glyph positioning lookups (pair kerning, mark attachment, cursive)
- Indic-specific features —
nukt,akhn,rphf,pref,blwf,pstf,vatu,cjct,haln - Interactive feature toggles — enable/disable any OpenType feature and see live changes in the text
- Full inspection of the Kannada Unicode block (U+0C80–U+0CFF)
- 128 code points mapped, 91 assigned characters
- Visual grid with supported (green), fallback (red), and reserved (gray) indicators
- Percentage breakdown of coverage
- URL-based state — all settings encoded in the URL hash for easy sharing
- Preserves: font, size, line height, tracking, word spacing, ligatures, kerning, dark mode, active tab
- Hamburger menu with slide-out sidebar (≤ 900px)
- Swipe-to-close gesture on the sidebar
- Backdrop overlay — tap outside to dismiss
- Touch-friendly controls — larger slider thumbs (22px), toggles (48×26px), minimum 44px tap targets
- Responsive grids that adapt to screen size
- Uses
100dvhfor correct mobile viewport height
- Full dark theme toggle with CSS custom properties
- Preserved across URL sharing sessions
- Live display of current font size, line height, tracking, ligature state, and loaded font name
- Single HTML file — zero build step, no frameworks
- opentype.js — OpenType table parsing for font metadata, glyph maps, and GSUB/GPOS inspection
- FontFace API + @font-face injection — native font loading with
font-display: swap - CSS Grid + Flexbox — responsive layout with mobile-first breakpoints
- GitHub Pages — deployed via
gh-pagesbranch with automated sync workflow
# Clone the repo
git clone https://github.com/sanchaya/typetest-kannada.git
cd typetest-kannada
# Open in any browser — no server needed
open index.htmlPush to main — the GitHub Actions workflow (.github/workflows/sync-pages.yml) automatically syncs to the gh-pages branch, which is what GitHub Pages serves. A CI check job validates the inline script's syntax and structure first, so a broken commit never reaches the live site.
git push origin mainOr deploy manually:
git push origin main:gh-pages- ಫಾಂಟ್ಸ್ ಸಂಚಯ — Kannada font collection
- ಸಂಚಯ — Sanchaya project homepage
- ಸಂಚಿ Foundation — Supporting organization
See the font collection at fonts.sanchaya.net for individual font licenses (mix of OFL and proprietary).