Document scanning app
2.3k
Stars
109
Forks
78
Open issues
30
Contributors
AI Analysis
OSS Document Scanner is a mobile application (Android and iOS) that captures documents via camera, applies image processing and optical character recognition, and exports scanned documents as PDFs or text. The repository now hosts two related apps: Document Scanner and Card Wallet. It serves individual users and small teams needing portable document digitization without cloud dependencies.
Inferred from signals mentioned in the README (tests, CI, type safety) — not a review of the actual code.
AI's overall editorial judgment — not an average of the bars above, can weigh other factors too.
Mobile document scanner and card wallet app with multi-platform reach and steady OSS adoption
OSS Document Scanner is a dual-purpose mobile application that provides document scanning (with edge detection and PDF generation) and card/ID storage (OSS CardWallet). Built primarily in C++, it targets privacy-conscious users who want open-source alternatives to proprietary scanning solutions. Available on Android (Google Play, F-Droid via IzzyOnDroid), iOS (App Store), and GitHub releases. The project appears to serve users who prioritize transparency and offline functionality over AI-powered cloud processing. Adoption is modest but appears geographically and platform-diverse based on distribution channels.
Created July 2020, the project began as a single document scanner app. By 2026, it evolved into a dual-app repository housing both the scanner and a card wallet component, suggesting scope expansion in response to user demand or contributor interest. The shift to housing multiple related apps may reflect either a strategic consolidation or organic growth of the collective.
The project gained 2,277 stars over ~6 years with modest recent acceleration (23 stars in the 7 days prior to 2026-07-08), suggesting slow but consistent interest. Multi-platform distribution (Google Play, App Store, F-Droid, GitHub, Obtainium) appears intentional, targeting users across OS preferences and app store philosophies. The project's presence across proprietary (Google Play, App Store) and FOSS channels (F-Droid, Obtainium) indicates it does not reject mainstream distribution despite FOSS-first positioning.
Adoption not verified through concrete metrics. Evidence suggests real-world use: distribution across App Store, Google Play, and F-Droid indicates users exist, but no download counts, user surveys, or organizational adoption data are publicly available. The project's presence on multiple app distribution platforms implies sufficient stability and polish for consumer use, but scale of actual deployment remains opaque.
Appears to be a C++ core with mobile platform bindings (likely Flutter or native Android/iOS). README does not detail architecture, so implementation patterns, dependency structure, and platform abstraction approach cannot be verified from available metadata.
Not documented in README. No CI/CD pipeline, test framework, or coverage metrics mentioned.
Last push 2026-07-02 (6 days prior to evaluation date) indicates active maintenance. The project has been continuously maintained for 6 years with recent activity, suggesting the maintainers are engaged and responsive. No evidence of abandonment or drift.
ADOPT IF: you need a privacy-respecting, open-source document scanner for iOS or Android that works offline and you are comfortable with a small, maintainer-driven project without enterprise SLAs. AVOID IF: you require OCR, cloud sync, team collaboration, advanced document management, or guaranteed multi-year support with SLA commitments. MONITOR IF: you are evaluating this for organizational rollout—adoption scale is unverified, and the project's capacity to handle bulk deployments or bug reports at scale is unknown.
Independent dimensions
Mainstream potential
3/10
Technical importance
5/10
Adoption evidence
3/10
- Adoption scale not publicly documented; unclear whether the project serves hundreds, thousands, or tens of thousands of users, making deployment decisions harder.
- Single or very small maintainer team (inferred from repository activity pattern) poses continuity risk if key contributors become unavailable.
- No public roadmap, issue tracking transparency, or release cadence documentation visible in README—communication with users about planned features or known limitations is unclear.
- Test coverage, security audit history, and architecture documentation absent from README, limiting ability to assess code quality or identify vulnerabilities without source inspection.
- Dual-app consolidation (document scanner + card wallet in one repository) may complicate maintenance, testing, and release cycles, though this could also be a strength for coordinated features.
OSS Document Scanner is likely to remain a stable, niche offering serving privacy-conscious mobile users over the next 2–3 years. Star growth will probably remain modest (10–50 per month) unless a significant media event (privacy breach in competitive apps, regulatory shift favoring open-source) occurs. The project's multi-platform presence suggests the maintainers are committed to breadth, but it will not achieve mainstream adoption comparable to proprietary alternatives due to resource constraints and deliberate FOSS-first positioning.
Newsletter
Get analyses like this every Monday
Free weekly digest of the most interesting open-source discoveries.
Languages
Information
- Language
- C++
- License
- MIT
- Last updated
- 1w ago
- Created
- 72mo ago
- Analyzed with
- anthropic/claude-haiku-4-5
Stars over time
Contributors over time
Top 100 contributors only — repos with more will plateau at 100.
Open issues
OSS software fails to work on update, can't revert backwards
[BUG] unable to remove empty folders
[BUG] Moving multiple cards into a folder only visually moves the first one
[BUG] Locking app option doesn't do anything
[FEATURE REQUEST] bulk import
Open pull requests
Optimize WhitePaperTransform DoG computation and add CLAHE-based fast algorithm
Fix sync file structure and implement iOS BGTaskScheduler
feat: add scantailor-advanced algorithm implementations, Qt6 UI rewrite, pipeline presets, and book mode for scanner test app
Top contributors
Recent releases
OSS Document Scanner(android): v1.25.0 Build 160
2026-06-05
OSS Card Wallet(android): v1.14.0 Build 82
2026-06-05
OSS Document Scanner(ios): v1.19.0 Build 88
2026-06-05
Similar repos
tesseract-ocr/tesseract
Tesseract is a mature, open-source OCR engine (library + CLI) that uses an...
markusfisch/BinaryEye
Binary Eye is a free, open-source barcode scanner and generator for Android...
Udayraj123/OMRChecker
OMRChecker is a specialized tool for automatically reading and grading optical...
| Repository | Stars | Week Δ | Language | Score | Updated |
|---|---|---|---|---|---|
|
|
2.3k | +22 | C++ | 7/10 | 1w ago |
|
|
75.2k | — | C++ | 9/10 | 1d ago |
|
|
10.6k | — | Go | 8/10 | 11h ago |
|
|
2.3k | — | Kotlin | 7/10 | 1d ago |
|
|
1.1k | — | Python | 7/10 | 1w ago |
|
|
42.9k | — | Python | 8/10 | 11h ago |
Paperless-ngx is a comprehensive document management system (Python) targeting server-side deployment and organization of archives. OSS Document Scanner is a client-side mobile app focused on capture. They serve different phases of the document lifecycle—capture vs. long-term management—with different user bases (individuals, small teams vs. enterprises).
Tesseract is a library for optical character recognition used as a building block by other tools. OSS Document Scanner is a consumer application that may or may not integrate OCR capabilities. They operate at different abstraction levels—library vs. end-user app.
Similar GitHub star count and likely similar audience (privacy-conscious mobile users, offline-first). BinaryEye focuses on barcode/QR scanning; OSS Document Scanner on document capture and card storage. Both are niche Android-focused FOSS apps with modest but real adoption.
OSV Scanner targets security vulnerability scanning in dependency trees. OSS Document Scanner addresses document/card capture. No direct overlap; included as a reference for how OSS security-focused tooling achieves higher star count despite narrower use case.
OSS Document Scanner's true competitive set is proprietary mobile apps. It offers transparency and offline-first functionality at the cost of smaller ecosystem and less aggressive AI-powered features. Suitable for users prioritizing privacy over convenience.



|
|
|
|
|
|

