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[Security](/categories/security) 4. / 5. mavis-creator/blockchain-attendance-system ActiveProject[Security](/categories/security) mavis-creator/blockchain-attendance-system ========================================== A secure, blockchain-verified attendance management system with device fingerprinting, IP tracking, and log-based storage (no SQL required) v2.0.0(7mo ago)10[1 issues](https://github.com/MAVIS-creator/Blockchain-Based-Attendance-System/issues)MITPHPPHP >=7.4CI passing Since Nov 26Pushed 2mo agoCompare [ Source](https://github.com/MAVIS-creator/Blockchain-Based-Attendance-System)[ Packagist](https://packagist.org/packages/mavis-creator/blockchain-attendance-system)[ Docs](https://github.com/MAVIS-creator/Blockchain-Based-Attendance-System)[ RSS](/packages/mavis-creator-blockchain-attendance-system/feed)WikiDiscussions main Synced 2mo ago READMEChangelogDependencies (4)Versions (3)Used By (0) [![Blockchain-Secured Attendance System](asset/banner.png)](asset/banner.png) ๐Ÿ›ก๏ธ Blockchain-Secured Attendance System ======================================= [](#๏ธ-blockchain-secured-attendance-system) **A tamper-proof, AI-powered, SQL-free attendance management platform โ€” secured by blockchain-style log chaining, device fingerprinting, geofencing, and real-time revocation.** [![PHP 8.2](https://camo.githubusercontent.com/3214f964789e57e383f3840659005a9ebd6460d46ad610071b99dbb44cbadbde/68747470733a2f2f696d672e736869656c64732e696f2f62616467652f5048502d382e322d3737374242343f7374796c653d666f722d7468652d6261646765266c6f676f3d706870266c6f676f436f6c6f723d7768697465)](https://camo.githubusercontent.com/3214f964789e57e383f3840659005a9ebd6460d46ad610071b99dbb44cbadbde/68747470733a2f2f696d672e736869656c64732e696f2f62616467652f5048502d382e322d3737374242343f7374796c653d666f722d7468652d6261646765266c6f676f3d706870266c6f676f436f6c6f723d7768697465) [![Storage](https://camo.githubusercontent.com/270a466701607201bc595141698e53362ca3eca1b920e3041ed43031a963c69e/68747470733a2f2f696d672e736869656c64732e696f2f62616467652f53746f726167652d4c6f672532302532422532304a534f4e2d3265636337313f7374796c653d666f722d7468652d6261646765266c6f676f3d66696c6573266c6f676f436f6c6f723d7768697465)](https://camo.githubusercontent.com/270a466701607201bc595141698e53362ca3eca1b920e3041ed43031a963c69e/68747470733a2f2f696d672e736869656c64732e696f2f62616467652f53746f726167652d4c6f672532302532422532304a534f4e2d3265636337313f7374796c653d666f722d7468652d6261646765266c6f676f3d66696c6573266c6f676f436f6c6f723d7768697465) [![Blockchain](https://camo.githubusercontent.com/e60e71dc577468a144ab4a78df6085d4386c96fa89532d16d92d0b6007b4351f/68747470733a2f2f696d672e736869656c64732e696f2f62616467652f426c6f636b636861696e2d5348412d2d323536253230436861696e696e672d4637393331413f7374796c653d666f722d7468652d6261646765266c6f676f3d626974636f696e266c6f676f436f6c6f723d7768697465)](https://camo.githubusercontent.com/e60e71dc577468a144ab4a78df6085d4386c96fa89532d16d92d0b6007b4351f/68747470733a2f2f696d672e736869656c64732e696f2f62616467652f426c6f636b636861696e2d5348412d2d323536253230436861696e696e672d4637393331413f7374796c653d666f722d7468652d6261646765266c6f676f3d626974636f696e266c6f676f436f6c6f723d7768697465) [![AI](https://camo.githubusercontent.com/0c311b684872521126cf1aed551fb953fe17b03e427ed9e9def18c1979779c34/68747470733a2f2f696d672e736869656c64732e696f2f62616467652f41492d506f77657265642d3842354346363f7374796c653d666f722d7468652d6261646765266c6f676f3d6f70656e6169266c6f676f436f6c6f723d7768697465)](https://camo.githubusercontent.com/0c311b684872521126cf1aed551fb953fe17b03e427ed9e9def18c1979779c34/68747470733a2f2f696d672e736869656c64732e696f2f62616467652f41492d506f77657265642d3842354346363f7374796c653d666f722d7468652d6261646765266c6f676f3d6f70656e6169266c6f676f436f6c6f723d7768697465) [![Azure](https://camo.githubusercontent.com/12df4ef19df7bb8467ab3546883de41ce335a502eea9a0f3548893a5398565fd/68747470733a2f2f696d672e736869656c64732e696f2f62616467652f417a7572652d4465706c6f7965642d3030373844343f7374796c653d666f722d7468652d6261646765266c6f676f3d6d6963726f736f6674617a757265266c6f676f436f6c6f723d7768697465)](https://camo.githubusercontent.com/12df4ef19df7bb8467ab3546883de41ce335a502eea9a0f3548893a5398565fd/68747470733a2f2f696d672e736869656c64732e696f2f62616467652f417a7572652d4465706c6f7965642d3030373844343f7374796c653d666f722d7468652d6261646765266c6f676f3d6d6963726f736f6674617a757265266c6f676f436f6c6f723d7768697465) [![MIT License](https://camo.githubusercontent.com/f77c46cfd34df0f2783a9d96cc43ac41093d5ede3f6ff47dac0b1cfc7bf3a2c7/68747470733a2f2f696d672e736869656c64732e696f2f62616467652f4c6963656e73652d4d49542d3232633535653f7374796c653d666f722d7468652d6261646765)](https://camo.githubusercontent.com/f77c46cfd34df0f2783a9d96cc43ac41093d5ede3f6ff47dac0b1cfc7bf3a2c7/68747470733a2f2f696d672e736869656c64732e696f2f62616467652f4c6963656e73652d4d49542d3232633535653f7374796c653d666f722d7468652d6261646765) [**๐ŸŒ Live Site**](https://smart-attendance-samex.me) ยท [**โšก Quickstart**](QUICKSTART.md) ยท [**๐Ÿ“‹ Full Feature Inventory**](FEATURES_IMPLEMENTED.md) ยท [**๐Ÿค Contribute**](CONTRIBUTING.md) --- ๐Ÿ“– What Is This? --------------- [](#-what-is-this) A **production-grade attendance system** that replaces traditional SQL databases with an append-only, blockchain-chained log architecture. Every attendance record is cryptographically linked to the one before it using **SHA-256 hashing** โ€” making silent data tampering detectable at a glance. On top of that foundation, the system layers: - ๐Ÿค– **AI-powered** ticket automation, announcements, admin chat, and rulebook enforcement - ๐Ÿ” **Enterprise security** โ€” geofencing, IP whitelisting, device fingerprinting, CSRF, AES-256 encryption - ๐Ÿ“ง **Automated email reporting** โ€” CSV/PDF exports on schedule - ๐Ÿ”— **Optional Polygon/Web3** anchoring for decentralised hash storage - โ˜๏ธ **Azure App Service** ready, with Supabase hybrid dual-write support > **No SQL. No database server. No single point of failure.** All records live in structured log files and JSON stores โ€” blazing fast and portable. --- โœจ Feature Highlights -------------------- [](#-feature-highlights) ### ๐Ÿ‘ค Student / User Side [](#-student--user-side) FeatureDescription**Check-In / Check-Out**Attendance submission with full validation โ€” mode gating, duplicate detection, cooldowns**Device Fingerprinting**Ties submissions to a specific device; mismatches are blocked and logged**Support Tickets**Students submit issues with auto-captured IP and fingerprint for context**Live Announcements**JSON-powered announcements displayed instantly on the landing page**Closed-State Pages**Graceful UI when attendance windows are inactive or the system is closed**Blockchain Receipt**Every valid submission appends a cryptographically signed block to the chain--- ### ๐Ÿ› ๏ธ Admin Panel [](#๏ธ-admin-panel) #### ๐ŸŽ›๏ธ Attendance Control [](#๏ธ-attendance-control) - Toggle **check-in / check-out** modes with optional duration timers and end-time countdowns - **Manual attendance** entry with reason validation and full enforcement rule reuse - **Active course** management โ€” bind or unbind which course is accepting attendance #### ๐Ÿ“Š Logs & Monitoring [](#-logs--monitoring) - **Valid attendance log viewer** with date, course, and column filters + pagination - **Failed attempts viewer** โ€” every rejected submission is logged with a reason code - **Audit log** with retention-based purge controls for sensitive admin actions - **Request timing tracker** (`request_timings.php`) for performance visibility - **Inactivity logger** with blocked-token rotation (`log_inactivity.php`) - **Real-time dashboard refresh** via file-change polling (`_last_updates.php`) #### ๐Ÿ“ค Export & Email [](#-export--email) - Multi-file log selection grouped by **date + course** - Filter by **date range**, **time range**, and **course** - Select specific **columns** to include in the export - Export as **CSV** or **PDF** (DomPDF) - Send via **SMTP / PHPMailer** โ€” individually or in grouped batches - **Scheduled auto-send** via `auto_send_logs.php` (cron/task-scheduler compatible) #### ๐Ÿ”— Blockchain & Integrity [](#-blockchain--integrity) - Every valid submission writes a **SHA-256 block** linked to the previous block's hash - Admin **chain validator** (`chain.php`) shows full chain with tamper indicators - **Chain repair utility** (`fix_chain.php`) recomputes hashes after authorised corrections - Optional **Polygon / Web3** anchoring โ€” push chain hashes to the blockchain network #### ๐Ÿ”’ Security & Revocation [](#-security--revocation) - **IP whitelist** with CIDR range support - **Geofence enforcement** using real-time Haversine distance calculations - **User-agent lock** โ€” binds a device fingerprint to a specific browser UA - **Cooldown enforcement** โ€” prevents rapid sequential submissions - **AES-256-CBC** encryption for settings and sensitive log stores - **CSRF tokens** on all admin write operations - **Token / IP / MAC revocation** with expiry metadata - **Real-time revocation SSE** (`revoke_sse.php`) โ€” clients get kicked instantly - **Fingerprint unlinking** from matric records #### ๐Ÿค– AI Features [](#-ai-features) - **AI Ticket Automation Engine** โ€” classifies, diagnoses, and suggests resolutions for support tickets - **AI Announcement Service** โ€” generates contextual announcements using AI providers - **AI Suggestion Engine** โ€” admin-facing AI that surfaces actionable insights - **AI Rulebook** โ€” configurable policy engine with provider-backed enforcement - **AI Admin Chat Assistant** โ€” admin chat with AI integration - **AI Context Preview** โ€” live preview of the AI's site structure understanding #### ๐Ÿ‘ฅ Accounts & Roles [](#-accounts--roles) - Multi-admin support with **role-aware sessions** (admin vs. superadmin) - Superadmin-gated account creation and deletion - Self-service password changes and supervisor-initiated resets - Forgot password flow with secure token delivery #### ๐Ÿ“ฆ Backup & Restore [](#-backup--restore) - **ZIP backup** of logs, fingerprints, and blockchain chain data - **Restore from ZIP upload** โ€” fully reconstructs state from a backup - Clear operations UI (logs / backups / chain / tokens) with confirmation guards #### ๐Ÿ’ฌ Communication [](#-communication) - **Admin-to-admin internal chat** with role controls and delete support - **Announcement system** โ€” create, edit, enable/disable with instant propagation - **Support ticket viewer** with manual attendance action directly from ticket context --- ๐Ÿ” Security Architecture ----------------------- [](#-security-architecture) ``` Submission Request โ”‚ โ–ผ โ”Œโ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ” โ”‚ 1. Input sanitization (filter_var + trim) โ”‚ โ”‚ 2. Mode gate check (checkin/checkout enabled?) โ”‚ โ”‚ 3. IP whitelist / CIDR validation โ”‚ โ”‚ 4. Geofence Haversine distance check โ”‚ โ”‚ 5. Device fingerprint lookup & mismatch detection โ”‚ โ”‚ 6. User-agent lock enforcement โ”‚ โ”‚ 7. Cooldown window enforcement โ”‚ โ”‚ 8. Duplicate detection (matric + device + day) โ”‚ โ”‚ 9. Checkout-without-checkin guard โ”‚ โ”‚ 10. CSRF token validation (admin paths) โ”‚ โ””โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”˜ โ”‚ All checks passed โ–ผ โ”Œโ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ” โ”‚ Write to pipe-delimited .log file (flock LOCK_EX) โ”‚ โ”‚ Append SHA-256 block to attendance_chain.json โ”‚ โ”‚ Optional: anchor hash to Polygon network โ”‚ โ””โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”˜ ``` --- ๐Ÿ—๏ธ Tech Stack ------------- [](#๏ธ-tech-stack) LayerTechnology**Language**PHP 8.2**Storage**Flat-file `.log` + JSON (no SQL)**Blockchain**Custom SHA-256 hash chaining**Web3**`web3p/web3.php` โ†’ Polygon RPC**Email**PHPMailer (SMTP)**PDF Export**DomPDF**AI Providers**Configurable (OpenAI-compatible endpoints)**Auth**Custom session management (`ATTENDANCE_ADMIN_SESSION`)**Hosting**Azure App Service (Linux / PHP 8.2)**Optional Cloud DB**Supabase (hybrid dual-write mode)**CI/CD**Git push-to-deploy via Azure Kudu / Oryx--- ๐Ÿ“ฆ Installation -------------- [](#-installation) ### Option A โ€” Git Clone (Recommended) [](#option-a--git-clone-recommended) ``` git clone https://github.com/MAVIS-creator/Blockchain-Based-Attendance-System.git cd Blockchain-Based-Attendance-System composer install cp .env.example .env # Edit .env with your settings php -S localhost:8000 ``` ### Option B โ€” Composer Create-Project [](#option-b--composer-create-project) ``` composer create-project mavis-creator/blockchain-attendance-system attendance-system cd attendance-system cp .env.example .env php -S localhost:8000 ``` ### Option C โ€” XAMPP / WAMP (Local) [](#option-c--xampp--wamp-local) 1. Install [XAMPP](https://www.apachefriends.org/) or [WAMP](https://www.wampserver.com/) 2. Place the project folder inside `htdocs/` (XAMPP) or `www/` (WAMP) 3. Start Apache 4. Visit `http://localhost/Blockchain-Based-Attendance-System/` > ๐Ÿ“– **Detailed setup:** see [INSTALL.md](INSTALL.md) and [QUICKSTART.md](QUICKSTART.md) --- โš™๏ธ Configuration (`.env`) ------------------------- [](#๏ธ-configuration-env) ``` # โ”€โ”€ Application โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€ APP_ENV=production APP_DEBUG=false APP_TIMEZONE=Africa/Lagos # โ”€โ”€ Session โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€ SESSION_LIFETIME=120 SESSION_SAVE_PATH= # leave blank for auto-detection # โ”€โ”€ SMTP Email โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€ SMTP_HOST=smtp.gmail.com SMTP_PORT=587 SMTP_USER=your-email@gmail.com SMTP_PASS=your-app-password SMTP_SECURE=tls FROM_EMAIL=no-reply@example.com FROM_NAME=Attendance System # โ”€โ”€ Security โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€ FINGERPRINT_ENABLED=true MAX_CHECKINS_PER_DAY=1 ENCRYPT_LOGS=false # โ”€โ”€ Blockchain / Web3 (optional) โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€ POLYGON_RPC_URL= POLYGON_PRIVATE_KEY= POLYGON_CHAIN_ID=137 # โ”€โ”€ Supabase Hybrid (optional) โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€ SUPABASE_URL= SUPABASE_KEY= ``` See [.env.example](.env.example) for the full annotated reference. ### โ˜๏ธ Hybrid Supabase Mode (Optional) [](#๏ธ-hybrid-supabase-mode-optional) Enable cloud-backed dual-write while keeping local file reliability: 1. Run [`supabase/schema.sql`](supabase/schema.sql) in your Supabase project 2. Follow [`supabase/HYBRID_SETUP.md`](supabase/HYBRID_SETUP.md) for rollout steps --- ๐Ÿ—‚๏ธ Project Structure (Condensed) -------------------------------- [](#๏ธ-project-structure-condensed) ``` ๐Ÿ“ Blockchain-Based-Attendance-System/ โ”œโ”€โ”€ index.php # Student attendance landing page โ”œโ”€โ”€ submit.php # Attendance submission + all validation + chain write โ”œโ”€โ”€ support.php # Student support ticket form โ”œโ”€โ”€ closed.php # Closed-state page (rich UI) โ”œโ”€โ”€ polygon_hash.php # Polygon/Web3 hash anchoring โ”œโ”€โ”€ storage_helpers.php # Unified storage path resolution โ”œโ”€โ”€ bootstrap.php # App bootstrap (env, timezone, autoload) โ”‚ โ”œโ”€โ”€ ๐Ÿ“ admin/ โ”‚ โ”œโ”€โ”€ dashboard.php # Main admin shell โ”‚ โ”œโ”€โ”€ status.php # Enable/disable check-in & check-out modes โ”‚ โ”œโ”€โ”€ settings.php # All configurable parameters (77KB!) โ”‚ โ”œโ”€โ”€ accounts.php # Multi-admin account management โ”‚ โ”œโ”€โ”€ chain.php # Blockchain chain validator UI โ”‚ โ”œโ”€โ”€ send_logs_email.php # Export + email logs (CSV/PDF) โ”‚ โ”œโ”€โ”€ manual_attendance.php # Manual attendance entry โ”‚ โ”œโ”€โ”€ view_tickets.php # Support ticket viewer + resolution โ”‚ โ”œโ”€โ”€ announcement.php # Announcement CRUD โ”‚ โ”œโ”€โ”€ geofence.php # Geofence configuration UI โ”‚ โ”œโ”€โ”€ audit.php # Audit log viewer + purge โ”‚ โ”œโ”€โ”€ patcher.php # In-app live patcher (128KB engine) โ”‚ โ”œโ”€โ”€ roles.php # Role permission management โ”‚ โ”œโ”€โ”€ profile_settings.php # Admin profile + password management โ”‚ โ”œโ”€โ”€ session_bootstrap.php # Unified session initializer โ”‚ โ””โ”€โ”€ ๐Ÿ“ includes/ โ”‚ โ”œโ”€โ”€ header.php # Shared admin page header โ”‚ โ”œโ”€โ”€ navbar.php # Admin navigation bar โ”‚ โ””โ”€โ”€ csrf.php # CSRF token helpers โ”‚ โ”œโ”€โ”€ ๐Ÿ“ src/ โ”‚ โ”œโ”€โ”€ AiProviderClient.php # AI provider abstraction (39KB) โ”‚ โ”œโ”€โ”€ AiRulebook.php # AI policy rulebook engine (32KB) โ”‚ โ”œโ”€โ”€ AiTicketAutomationEngine.php # AI ticket processing (31KB) โ”‚ โ”œโ”€โ”€ AiTicketDiagnoser.php # AI ticket diagnostics (18KB) โ”‚ โ”œโ”€โ”€ AiSuggestionService.php # AI admin suggestions (13KB) โ”‚ โ”œโ”€โ”€ AiSiteStructureContext.php # AI site context builder (13KB) โ”‚ โ”œโ”€โ”€ AiAnnouncementService.php # AI announcement generation (8KB) โ”‚ โ””โ”€โ”€ Config.php # PSR-4 config loader โ”‚ โ””โ”€โ”€ ๐Ÿ“ supabase/ # Optional hybrid cloud schema & docs ``` --- ๐Ÿค Contributing -------------- [](#-contributing) Contributions are welcome! We have a structured workflow: - ๐Ÿ› **Bug reports** โ€” use the structured issue form in GitHub Issues - ๐Ÿ’ก **Feature requests** โ€” open a feature/improvement issue - ๐Ÿ”€ **Pull Requests** โ€” follow the PR template in `.github/` - ๐Ÿ“– Full details in [CONTRIBUTING.md](CONTRIBUTING.md) --- ๐Ÿ“„ Changelog ----------- [](#-changelog) See [CHANGELOG.md](CHANGELOG.md) for a full history of releases and changes. --- ๐Ÿ” Security Policy ----------------- [](#-security-policy) For responsible disclosure of vulnerabilities, see [SECURITY.md](SECURITY.md). --- ๐Ÿ“œ License --------- [](#-license) This project is licensed under the **MIT License** โ€” see [LICENSE](LICENSE) for details. --- **Built with โค๏ธ by** [**Mavis**](https://github.com/MAVIS-creator) โ€” Gamer ยท Web Developer ยท Security Enthusiast ๐Ÿ“ง **Co-Authors & Collaborators** [**SamexHighshow**](https://github.com/SamexHighshow) ยท Co-Author [**Bakare Olamilekan Abdulkarim**](https://github.com/bakareolamilekan365-tech) ยท Collaborator ### Health Score 27 โ€” LowBetter than 47% of packages Maintenance58 Moderate activity, may be stable Popularity2 Limited adoption so far Community8 Small or concentrated contributor base Maturity36 Early-stage or recently created project Bus Factor1 Top contributor holds 99.2% of commits โ€” single point of failure How is this calculated?**Maintenance (25%)** โ€” Last commit recency, latest release date, and issue-to-star ratio. Uses a 2-year decay window. **Popularity (30%)** โ€” Total and monthly downloads, GitHub stars, and forks. Logarithmic scaling prevents top-heavy scores. **Community (15%)** โ€” Contributors, dependents, forks, watchers, and maintainers. Measures real ecosystem engagement. **Maturity (30%)** โ€” Project age, version count, PHP version support, and release stability. ### Release Activity Cadence Unknown Total 1 Last Release 219d ago ### Community Maintainers ![](https://avatars.githubusercontent.com/u/174819191?v=4)[Akintunde Dolapo Elisha](/maintainers/MAVIS-creator)[@MAVIS-creator](https://github.com/MAVIS-creator) --- Top Contributors [![MAVIS-creator](https://avatars.githubusercontent.com/u/174819191?v=4)](https://github.com/MAVIS-creator "MAVIS-creator (393 commits)")[![Copilot](https://avatars.githubusercontent.com/in/1143301?v=4)](https://github.com/Copilot "Copilot (3 commits)") --- Tags attendance-systemblockchaincollaboratecssmicrosoftnamecheapphpprivate-blockchainprivate-repositoryphpsecurityPolygonweb3blockchainfingerprintingattendanceattendance-systemlog-based ### Code Quality TestsPHPUnit ### Embed Badge ![Health badge](/badges/mavis-creator-blockchain-attendance-system/health.svg) ``` [![Health](https://phpackages.com/badges/mavis-creator-blockchain-attendance-system/health.svg)](https://phpackages.com/packages/mavis-creator-blockchain-attendance-system) ``` ### Alternatives [matomo/matomo Matomo is the leading Free/Libre open analytics platform 21.7k38.9k](/packages/matomo-matomo)[helsingborg-stad/municipio A bootstrap theme for creating municipality sites. 4028.5k10](/packages/helsingborg-stad-municipio) PHPackages ยฉ 2026 [Directory](/)[Categories](/categories)[Trending](/trending)[Changelog](/changelog)[Analyze](/analyze)