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MobbSign Web SDK

  • Overview
  • Integrate via NPM
  • Configure

Usage

  • Load a document
  • Sign a document
  • Finish the process
  • Error handling
  • Listening events

Customize UI

  • Customize action buttons
  • Customize signature stroke
  • Adding languages

Help

  • API reference
  • Changelog
  • Migration guides

Changelog

[2.1.0] — 2025-03-28

Added

  • Signature positioning.
  • Signers management.
  • allowSignAfterDocumentIsSigned property: allow to sign the document after all its signers have signed it. Default: true.
  • Signature stroke color and width customization.

Changed

  • onlyFinishWhenEveryoneSign property is now numeric: 0: disabled, 1 by signers, 2 by document.
  • Improved handling of Annotate and Sign buttons after discarding a signature.

[2.0.1] — 2024-01-22

Added

  • New default signature type: Biometric (handwritten) signature with certificate (electronic seal).

❗️ Compatibility break: the default signature of MobbSign Web becomes the Biometric signature with certificate. Check with MobbSign team that you have the signature type configured correctly.

[1.2.1] — 2022-05-24

Added

  • Signature positioning and replication.

[1.1.0] — 2022-04-07

Added

  • You can configure the onlyFinishWhenEveryoneSign parameter to indicate that the Finish button only appears when all the signers of the document have signed.

Changed

  • User confirmation is required before finishing the signing process if there are still any signers to sign.
  • Stylized signature stroke, increasing resolution, which causes signature not to feel so pixelated when is stamped to document.

[1.0.2] — 2022-03-28

Fixed

  • Fixes a bug that moves the signature from the location where it's stamped to a bottom right position on certain mobile devices.

[1.0.1] — 2022-06-28

Added

  • You can customize toolbar header buttons with customization MobbSign constructor object.
  • New button icons, with SVG format.

[0.1.11] — 2020-10-27

Added

  • Created new optional parameters in MobbSign constructor:
    • onlyRead.
    • allowAnnotations.
    • signatureAcquisitionTimeout.
  • Now onDocumentSigned event is returning the sign in base 64 encode.
  • The Sign button allows as many signatures as there are signers for the document.

[0.1.10] — 2020-09-21

Added

  • Creates popup blocking in no tactile devices.

[0.1.9] — 2020-09-16

Fixed

  • Fixes a bug causing the file to not load after signing.

[0.1.8] — 2020-06-23

Added

  • Adds renderer endpoint to constructor parameters to isolate this component.

[0.1.7] — 2020-06-09

Fixed

  • Fixes a bug with the signature type send to api.

[0.1.6] — 2020-06-08

Changed

  • Updates WebViewer version to 5.2.9.

[0.1.5] — 2020-03-24

Fixed

  • Fixes a bug with buttons when a document is loaded.

[0.1.4] — 2020-03-24

Fixed

  • Fixes a bug with the PDFTron license key.

[0.1.3] — 2020-03-24

Added

  • Integrates PDFTron to load documents.

[0.1.2] — 2020-02-28

Changed

  • Renames translation keys for better comprehension.

[0.1.1] — 2020-01-02

Added

IMPORTANT: A Docker image mobbsign-server-api with version 1.2.0 or higher is needed. Check the web client migration guide and the server client migration guide.

  • Support for CORS requests with credentials.

[0.0.8] — 2019-12-23

Added

  • Support for a distributed architecture.

Fixed

  • Fixed some bugs.

[0.0.7] — 2019-11-11

Fixed

  • Fixed some bugs.

[0.0.6] — 2019-11-05

Changed

  • Improves UX during the initialization (all icons hidden by default).

Fixed

  • Fixes a critical bug which caused a critical error during the initialization of the viewer.

[0.0.5] — 2019-10-09

Fixed

  • Fixed bugs are provoked when different documents are loaded in the same session.

[0.0.4] — 2019-10-07

Fixed

  • Fixes a bug which trims the signature images in some scenarios.
  • Fixes a bug which hides the Done button in some scenarios.

[0.0.3] — 2019-10-04

Fixed

  • Fixes the broken annotation button

[0.0.2] — 2019-10-01

Added

  • New icons
  • Creates annotations feature
  • Adds new method: setSignerName
  • Localization (available translations: English & Spanish)

Removed

  • Removes API timeout

[0.0.1] — 2019-09-23

Added

  • First version :)
← API referenceMigration guides →
  • [2.1.0] — 2025-03-28
    • Added
    • Changed
  • [2.0.1] — 2024-01-22
    • Added
  • [1.2.1] — 2022-05-24
    • Added
  • [1.1.0] — 2022-04-07
    • Added
    • Changed
    • [1.0.2] — 2022-03-28
    • Fixed
    • [1.0.1] — 2022-06-28
    • Added
  • [0.1.11] — 2020-10-27
    • Added
  • [0.1.10] — 2020-09-21
    • Added
  • [0.1.9] — 2020-09-16
    • Fixed
  • [0.1.8] — 2020-06-23
    • Added
  • [0.1.7] — 2020-06-09
    • Fixed
  • [0.1.6] — 2020-06-08
    • Changed
  • [0.1.5] — 2020-03-24
    • Fixed
  • [0.1.4] — 2020-03-24
    • Fixed
  • [0.1.3] — 2020-03-24
    • Added
  • [0.1.2] — 2020-02-28
    • Changed
  • [0.1.1] — 2020-01-02
    • Added
  • [0.0.8] — 2019-12-23
    • Added
    • Fixed
  • [0.0.7] — 2019-11-11
    • Fixed
  • [0.0.6] — 2019-11-05
    • Changed
    • Fixed
  • [0.0.5] — 2019-10-09
    • Fixed
  • [0.0.4] — 2019-10-07
    • Fixed
  • [0.0.3] — 2019-10-04
    • Fixed
  • [0.0.2] — 2019-10-01
    • Added
    • Removed
  • [0.0.1] — 2019-09-23
    • Added
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