🚀 TrexoLab PDF Signer v0.1.0 (Stable) — Open-Source PDF Signer with Adobe-Style Verification & Green Tick Support 🇮🇳
If you are searching for a free PDF signer, an open-source Adobe Reader alternative, or a tool that shows the green tick on signed PDFs in India, then TrexoLab PDF Signer v0.1.0 (Stable) is built exactly for you.
🔑 What’s New in TrexoLab PDF Signer v0.1.0
✅ Adobe-Style PDF Signature Verification
- Verifies digital signatures inside PDFs
- Same validation flow as Adobe Acrobat Reader
-
Checks:
- Signature integrity
- Certificate validity
- Trust chain (Root → Intermediate → Signing Certificate)
- Timestamp Authority (TSA)
🇮🇳 Green Tick Support (acroLayer6)
- PDFs signed using TrexoLab PDF Signer show the green tick in Adobe Reader
- Fully compatible with Indian DSC (Digital Signature Certificates)
-
Ideal for:
- Government tenders
- GST invoices
- MCA / e-Office documents
- Legal & compliance PDFs
🎨 Adobe-Like Signature UI
- Automatically detects all signature fields
- Visual signature overlays
- Click-to-verify experience
- Clear validation status (Valid / Invalid / Modified)
🛡️ Enterprise-Grade Security
- PKI-based verification
- Certificate chain validation
- Timestamp verification
- Designed for enterprise & government workflows
🌙 Modern & Clean UI
- Dark mode support
- Collapsible verification panels
- Smooth and professional UX
- Built for daily, heavy document usage
📸 Screenshots
🔍 Signature Verification Interface
Visual overlay of detected signatures with click-to-verify functionality, showing certificate and trust details.
🌙 Dark Theme UI
Modern dark UI with collapsible panels for a better and distraction-free signing experience.
✅ Verification Result Popup
Detailed popup displaying trust chain, certificate status, and timestamp validation.
🚀 Why TrexoLab PDF Signer Matters
🏛️ Government & Enterprise Ready
Use it to:
- Verify tender documents
- Validate signed contracts
- Check invoice authenticity
- Ensure compliance in regulated environments
🆓 Free Adobe Acrobat Alternative
- No license cost
- No subscriptions
- No vendor lock-in
- 100% open-source (AGPL-3.0)
🌍 Built for India + Global Use
- Supports Indian DSC providers
- Generates acroLayer6-compatible signatures
- Signed PDFs show green tick in Adobe Reader
🆚 TrexoLab PDF Signer vs Adobe Reader
| Feature | TrexoLab PDF Signer | Adobe Reader |
|---|---|---|
| PDF Signing | ✅ | ✅ |
| Signature Verification | ✅ | ✅ |
| Green Tick (India) | ✅ | ✅ |
| Open Source | ✅ | ❌ |
| Free | ✅ | ❌ |
| Offline Usage | ✅ | ❌ |
📦 Download & Project Links
🔽 Download Stable Release (v0.1.0)
📁 SourceForge — TrexoLab PDF Signer
💻 GitHub Repository](https://github.com/trexolab-solution/trexo-pdf-signer)
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