23. Design Documents#
This is a collection of design documents related to GNU Taler. The goal of these documents is to facilitate discussion about new features while keeping track of the evolution of the whole system and protocol.
Design documents that start with “XX” use a legacy marker for deprecated documents. The lifecycle metadata in each document is authoritative. See Design document lifecycle for the status vocabulary and maintenance rules.
- 23.1. Design document lifecycle
- 23.2. XX 01: New Browser Integration
- 23.3. XX 02: Wallet Exchange Management
- 23.4. DD 03: ToS rendering
- 23.5. DD 04: Wallet Withdrawal Flow
- 23.6. XX 05: Wallet Backup and Sync
- 23.7. XX 06: Extensions for GNU Taler
- 23.8. DD 07: Specification of the Payment Flow
- 23.9. XX 08: Fee Structure Metrics
- 23.10. XX 09: Wallet Backup
- 23.11. DD 10: Exchange crypto helper design
- 23.12. DD 11: Auditor-Exchange Database Synchronization
- 23.13. DD 12: Exchange Fee Configuration
- 23.14. DD 13: Wallet-to-Wallet Payments
- 23.15. DD 14: Merchant backoffice UI
- 23.16. DD 15: Merchant backoffice Routing
- 23.17. DD 16: Backoffice Order Management
- 23.18. DD 17: Backoffice Inventory Management
- 23.19. DD 18: Forgettable Data in JSON Contract Terms
- 23.20. XX 19: Wallet Backup Merging
- 23.21. XX 20: Backoffice Rewards Management
- 23.22. DD 21: Exchange Key Continuity
- 23.23. DD 22: Wallet Proofs to Auditor
- 23.24. DD 23: Taler KYC
- 23.25. DD 24: Anonymous Age Restriction Extension
- 23.26. DD 25: Withdraw coins manually starting from the wallet
- 23.27. DD 26: Refunds and Fees
- 23.28. DD 27: Sandboxing all the Taler services
- 23.29. DD 28: Deposit Policy Extensions
- 23.30. DD 29: Mobile P2P UI
- 23.31. DD 30: Offline payments
- 23.32. DD 31: Invoicing
- 23.33. DD 32: Brandt-Vickrey Auctions
- 23.34. DD 33: Database Schema and Versioning
- 23.35. DD 34: Considerations for Wallet Database Migrations
- 23.36. DD 35: Regional currencies
- 23.37. DD 36: Currency conversion service
- 23.38. DD 37: Wallet Transaction Lifecycle
- 23.39. DD 38: Demobanks protocol suppliers
- 23.40. DD 39: Taler Wallet Browser Integration Considerations
- 23.41. DD 40: Distro Packaging
- 23.42. DD 41: Wallet Balance and Amount Definitions
- 23.43. DD 42: Wallet Dev Experiments
- 23.44. DD 43: Managing Prebuilt Artifacts and Source-Level Dependencies
- 23.45. DD 44: CI System
- 23.46. DD 45: Single-Depth Inheritance of KYC for Reserves
- 23.47. DD 46: Contract Format v1
- 23.48. DD 47: STEFAN
- 23.49. DD 48: Wallet Exchange Lifecycle and Management
- 23.50. DD 49: Authentication
- 23.51. DD 50: Libeufin-Nexus
- 23.52. DD 51: Fractional Digits
- 23.53. DD 52: LibEufin Bank Two-factor authentification
- 23.54. DD 53: Wallet UI Design
- 23.55. DD 54: Dynamic Forms
- 23.56. DD 55: Wallet Problem Reports
- 23.57. DD 56: Weblate integration
- 23.58. DD 57: LibEufin Bank Account Lockout & Recovery
- 23.59. DD 58: EBICS Transaction Unique ID
- 23.60. DD 59: Statistics
- 23.61. DD 60: Clause-Schnorr Signatures
- 23.62. DD 61: Batched Withdraw
- 23.63. DD 62: PQ Refresh Protocol
- 23.64. DD 63: LibEufin Conversion Rate Class
- 23.65. DD 64: Algorithm for transactions with KYC checks
- 23.66. DD 65: Exchange Base URL Migration
- 23.67. DD 66: Wallet UI Color Scheme
- 23.68. DD 67: Merchant Self Provisioning
- 23.69. DD 68: Token Feature Roadmap
- 23.70. DD 69: Exchange Base URL Completion
- 23.71. DD 70: Alias Lookup and Mailbox
- 23.72. DD 71: Auto-refresh
- 23.73. DD 72: Products Units
- 23.74. DD 73: Extended Merchant Template
- 23.75. DD 74: Merchant Backend Simplification
- 23.76. DD 75: Wallet support for BBAN entry/display
- 23.77. DD 76: Paivana - Fighting AI Bots with GNU Taler
- 23.78. DD 77: Merchant Multi-Tenancy and Self-Provisioning
- 23.79. DD 78: Taxes
- 23.80. DD 79: Reports
- 23.81. DD 80: Alternative wire transfer subjects
- 23.82. DD 81: Shop Discovery
- 23.83. DD 82: Wallet Diagnostics Export
- 23.84. DD 83: Wallet Initiated Withdrawal
- 23.85. DD 84: Simple observability
- 23.86. DD 85: Transfer status
- 23.87. DD 86: Wallet UI Design Proposal
- 23.88. DD 87: Wallet Onboarding Experience
- 23.89. DD 88: Wallet Withdrawal Experience
- 23.90. DD 89: Merchant 2FA UX
- 23.91. DD 90: Branding Guidelines
- 23.92. DD 91: Wallet Coin Selection
- 23.93. DD 92: Incremental Wallet Backup and Sync
- 23.94. DD 93: Checkout Page
- 23.95. DD 94: Discounts & Passes Wallet UI
- 23.96. DD 95: Captcha 100
- 23.97. DD 96: Partial Payments
- 23.98. DD 97: Challenge-Signature Payment Confirmations
- 23.99. DD 98: Token Fountains for Promotions
- 23.100. DD 99: Programmable Template Validation
- 23.101. DD 100: Share Tokenization
- 23.102. DD 101: Semantic Token Families MVP
- 23.103. DD 102: systemd service restart policy
- 23.104. DD XY: Template