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NoFlo UI ChangeLog

0.27.0 (git master)

New features:

  • Modal screens now match the current selected UI theme
  • Errors coming from the runtime now include stack traces if available
  • Errors are shown in the app UI instead of native notification pop-ups
  • Output and errors sent from runtime are now visible in the right-hand bar
  • Runtime output can be cleared with the Clear button in the right-hand bar
  • Permission errors with runtime communication are now visible
  • All messages to and from runtime are now validated against the FBP Protocol schema, with failures shown in UI
  • All errors coming from runtime are also logged into browser's developer console

Internal changes:

  • Switched runtime communications to use the new fbp-client library
  • Switched npm start from unmaintained simple-server to http-server
  • Switched build to more efficient webpack 4.x
  • Now loading external JavaScript/CSS dependencies from browser/vendor directory instead of node_modules

0.26.1 (2018 January 11)


  • Fixed New component dialog setting a wrong language

0.26.0 (2018 January 11)


  • The running status of FBP runtimes accessed in live mode is now shown correctly
  • GitHub scopes dialog on main screen shows up again when user hasn't authorized necessary scopes for GitHub synchronization

Internal changes:

  • Updated the-graph to 0.11 and React to 15.x

0.25.0 (2017 November 27)

New features:

  • It is now possible to de-register remote GitHub repositories from noflo-ui

0.24.2 (2017 November 24)

New features:

  • If project doesn't have graphs set to be main either by name or metadata, the first graph will be selected as default main when downloading from GitHub

0.24.1 (2017 November 24)


  • Fixed opening already-downloaded projects via GitHub URL even if they don't have a main graph defined

0.24.0 (2017 November 24)

New features:

  • It is now possible to delete runtimes and projects directly from the main screen
  • Users can enable "debug mode" and edit noflo-ui live in Flowhub


  • Examples list now updates automatically as runtimes and projects are added or removed

0.23.1 (2017 November 17)


  • Graph minimap hides when viewing component source code
  • Fixed broken GitHub pull when received a single file
  • Dropped jslint to save 1MB of download, and because it doesn't work correctly with ES6

0.23.0 (2017 November 17)

New features:


  • Fixed issue with identifying which subgraphs of a project can be sent to runtime
  • Fixed issue with component library allowing creation of circular dependencies (graphs using themselves as subgraph)
  • Fixed subgraph creation dialog
  • Fixed a race condition with initial data loading that might cause some components not to show up in their projects
  • Fixed code editor contents sometimes overlapping line numbers
  • When synchronizing a repository with GitHub, the operation selector for files now reflects the real selected option
  • Graph modifications are now correctly picked up as something that can be pushed to GitHub
  • Introduced throttling to GitHub pull operations to prevent browser canceling some of them
  • If a graph pulled from GitHub can't be parsed, the error message includes the name of the failing graph

Internal changes:

  • Updated noflo-ui to run on NoFlo 1.0
  • Updated noflo-ui to run on Polymer 2.x
  • Builds are done directly with webpack now, instead of via grunt-noflo-browser
  • Switched tests from PhantomJS to Karma and Chrome Headless

0.22.1 (2017 October 26)


  • Fixed GitHub tab not opening

0.22.0 (2017 October 24)

New features:

  • Updated NoFlo browser demos


  • Fixed multiple selection of nodes in graph editor
  • Fixed auto-scrolling of packets list in edge inspector

Internal changes:

  • Upgraded noflo-ui to run on NoFlo 0.8
  • Removed all usage of deprecated NoFlo APIs
  • Switched actions to use a property instead of bracket IPs

0.21.0 (2017 August 23)


  • Fixed iOS support

Internal changes:

  • Updated noflo-ui to Polymer 1.0
  • Switched to the-graph 0.10 which no longer depends on Polymer
  • GitHub communications are now done using a Redux-style middleware
  • IndexedDB operations are now done using a Redux-style middleware
  • noflo-ui build now uses locally-installed grunt
    • to run the test suite, run npm run test
    • to make a local build, run npm run build

0.20.3 (2017 August 10)

New features:

  • Added support for the new opener FBP protocol transport for opening Flowhub from a running NoFlo web app

0.20.2 (2017 June 22)

New features:

  • Updated MsgFlo component templates to latest API
  • Component templates can now receive project namespace and component name


  • Fixed saving components coming from runtime when using Edit as project
  • Ensured runtimes saved via live mode URL get proper labels

0.20.1 (2017 June 18)


  • Safety for parsing repository URLs coming from a runtime

0.20.0 (2017 June 16)

New features:

  • When synchronizing a project with GitHub, we now default to Ignore instead of push to make it easier to push changes more selectively
  • Project repository and branch information is now read from runtime when using Edit as project
  • Examples are downloaded as local projects when clicked so they'll stay available when offline

Internal changes:

  • Polymer elements from the-graph were moved into this repository to aid in Polymer 1.x migration

0.19.5 (2017 May 23)

New features:

  • Redesigned the top part of the main application screen to take significantly less space
  • Added link to app documentation

0.19.4 (2017 May 18)

New features

  • Added informative banner on GitHub access for non-authenticated and free users

0.19.3 (2017 May 16)

Performance improvements

  • The main JavaScript file (noflo-ui.js) and several of the bigger dependencies are now minified. This reduces bandwidth required to start the app. Sourcemaps are provided, so debugging the project should work as before.

0.19.2 (2017 May 16)

New features

  • The Edit as project button is now shown only when the runtime allows editing
  • Runtimes are now persisted on Flowhub registry when opening them via Edit as project for easier access across your multiple devices

0.19.1 (2017 May 8)

New features

  • Updated the-graph to version 0.9 that includes support for read-only live mode

0.19.0 (2017 May 6)

New features

  • It is now possible to copy a live mode session into a project with the Edit as project button
  • Live mode was changed to be read only
  • Updated NoFlo component examples to the 0.8 Process API
  • Project namespace used as library identifier for components and graphs is now separately editable


  • Information packets are now shown full in the packet inspectors instead of getting cut off
  • Fixed sending of duplicate graph:clear messages to runtimes in project mode
  • Fixed the-graph capturing s and f shortcuts when typing in the search field

Internal changes

  • Now using the-graph version 0.8. The JavaScript is now bundled via Webpack instead of included in Polymer elements. This reduces the number of HTTP requests needed.

0.18.0 (2017 March 13)

New features

0.17.0 (2017 February 20)


  • Fixed fbp-spec tests for components not executing. #587

Internal changes

  • Added an npm start command, for serving the UI when developing

0.16.1 (2017 February 17)


  • Fixed compatibility with latest GitHub OAuth implementation

0.16.0 (2017 February 17)

New features

  • User information is automatically refreshed from the server at application start-up, allowing instant updates to plan status and other details
  • Users can now authorize the app to access either their public or private GitHub repositories from the main screen


  • Examples that require SSL connection are no longer listed when on HTTP
  • Fixed login in Chrome app build
  • Fixed login in hosted SSL app

0.15.0 (2017 February 15)


Internal changes

  • Runtime communication is now done using a React-middleware style pipeline. This should reduce risk of stale state compared to old approach. Some basic tests have been added.
  • Fetching of user information from API is now done using React-middleware style pipeline. Some tests were added.

0.14.1 (2017 January 16)


  • Safari 10 compatibility
  • Added logic to wait for full runtime connection before sending components and graphs

0.14.0 (2016 December 14)

Breaking changes

  • Switched from The Grid to direct GitHub authentication. This means changes are required for running NoFlo UI in custom URLs. See the README for more information

0.13.0 (2016 September 21)

New features

  • Allow editing YAML component code (primarily for MsgFlo)
  • Added Python/JS/CoffeeScript/YAML component templates for MsgFlo

Internal changes

  • Runtime information is now declared in YAML files under ./runtimeinfo instead of being hardcoded various places in the app


  • Fixed build on Windows (issue #595)

0.12.2 (2016 July 19)


  • Fixed display of data packet payloads

0.12.1 (2016 July 19)


  • Updated the-graph to support pinch-zoom on touchscreen devices

0.12.0 (2016 July 19)

New features

  • Update from fbp 1.3.0 to 1.5.0. Several syntax additions were made, see the changelog

0.11.0 (2016 June 10)

New features

  • Automatic running and visualization of fbp-spec tests when components or graphs change
  • Component libraries are cached by runtime. Allows full editing of graphs when not connected to runtime
  • Component search now also seeks descriptions, not just names
  • Component changes are now sent to the runtime only after user has stopped typing, instead of on every change
  • YAML editing (for fbp-spec) now supports syntax highlighting and linting
  • NoFlo component creation template now uses more modern 'WirePattern' component
  • EcmaScript 6 support for JavaScript runtimes
  • Python component language support, including syntax highlighting

Breaking changes

  • The iframe runtime communication is now serialized as JSON. Old noflo-browser apps must be rebuilt with noflo-runtime-iframe 0.6.0+ to be compatible.


  • Fixed Safari 9 compatibility

Internal changes

  • Using NoFlo 0.7 instead of NoFlo 0.5
  • Using Webpack and NPM dependencies for building instead of Requires using NPM version 3 or higher
  • NoFlo browser build "preview.html" is fetched from instead of being bundled. Offline capable after initial load.

0.10.0 (2015 June 14)

  • Graph tests are now editable in graph inspector
  • Moved graph preview HTML (noflo-browser only) to its own tab in the inspector
  • Fixed resizing of code and spec editors

0.9.0 (2015 May 7)

  • Support for toggling the secure option for edges, useful for hiding sensitive data like API tokens.
  • Add support for MsgFlo, distributed message queue based FBP runtime.
  • Can now input secret string for manually added runtimes.
  • Added support for .hpp (C++), .c (C), and .py (Python) files in GitHub synchronization.
  • Added support for editing and synchronizing fbp-spec tests. TODO: Running the tests
  • Fixed GitHub push and pull with non-ASCII characters.

0.8.0 (2015 March 24)

  • Request re-login if there is no token, fixes login error with Pro plans
  • Fix component editing (Stefan Sauer)
  • Add "seen ago" label also on runtime selector (Stefan Sauer)
  • More readable colors in runtime selector

0.7.9 (2015 January 23)

  • Match new superagent API in bergie/octo

0.7.8 (2015 January 23)

  • Specify superagent version (API changes after 0.21.0)

0.7.7 (2015 January 23)

  • Enabled JSHint and CoffeeLint addons for component editor (#271)
  • the-graph 0.3.10
  • Polymer 0.5.3 (doesn't work in Safari 7-8)

0.7.6 (2015 January 15)

  • Fix GitHub pull and synchronization

0.7.5 (2015 January 15)

  • Offer https when loaded on

0.7.4 (2015 January 15)

  • alter some tests

0.7.3 (2014 December 20)

  • fix klay deps

0.7.2 (2014 December 19)

  • Update to the-graph 0.3.8

0.7.1 (2014 December 11)

  • Update to the-graph 0.3.7

0.7.0 (2014 December 10)

  • Allow adding runtimes manually

0.6.0 (2014 December 10)

  • Add support for sndflo runtime
  • Allow using a custom build for noflo-browser iframe runtimes
  • Fix unable to change runtime type for a graph

0.5.3 (2014 November 18)

0.5.2 (2014 November 13)

  • Fixes GitHub permission issue

0.5.0 (2014 November 12)

  • Support for C, C++ in component code editor
  • Added component template for imgflo components
  • Full support for custom runtime registry and OAuth provider

0.4.0 (2014 November 03)

  • WebRTC runtime support, including live debugging of NoFlo UI itself
  • Support for launching external NoFlo browser runtime from URL/QR code
  • Removed duplicate notification pop-ups
  • Fixes to graph preview HTML handling
  • Fixes to preview maximization
  • New loading and error state visualization
  • Enabled opening subgraphs and components also in gist examples
  • Allow to configure at buildtime endpoints for runtime registry and OAuth provider

0.3.0 (2014 October 14)

  • Version naming scheme changed, all noflo-ui versions will be X.Y.0, custom builds should use X.Y.1+
  • Copy and paste (via the-graph)
  • Reverted the-graph dependency to use a specific version so noflo-ui tags will work
  • Added support for changing the node icon of subgraphs
  • Fixed access to component code in live mode
  • MicroFlo import errors are now non-fatal, the specific functionality will just be unavailable
  • Support for an offline-mode with reduced functionality, specified at build time
  • Fixed creating new graphs with same name would overwrite existing graph

0.2.1 (2014 September 16)

  • Fixed login not working due to missing error handling on Gravatar failures

0.2.0 (2014 September 16)

  • Major refactoring to follow the Flux pattern
  • Full project synchronization with GitHub
  • Ability to connect dynamically to unregistered runtimes via supplying a URL-encoded runtime definition instead of the ID in format endpoint?protocol=websocket&address=ws:// For example:
  • Graph search: in the search input, press tab to toggle modes (search library / search graph)
  • More bugfixes and tweaks

0.1.13 (2014 September 5)

  • Firefox shim-shadowdom styling fix #320

0.1.12 (2014 September 4)

  • Updated to Polymer 0.4.0
  • JavaFBP support via newer noflo-runtime library

0.1.10 (2014 August 4)

  • Added the noflo-react and noflo-amd components and the appropriate Require.js setup to the bundled HTML runtime
  • Added noflo-webaudio
  • Minor authentication fixes

0.1.8 (2014 May 25)

  • Disable git upload button until you type a commit message
  • z-index layering refactor and pixel tweaks
  • Bigger curves for loopback edges in the-graph

0.1.7 (2014 May 23)

  • Autolayout fix

0.1.6 (2014 May 20)

  • Node inspector renders a <select> dropdown for ports with values set
  • Number scrubber fixes
  • Changing label now changes node id #214
  • Changes to search UX #238
  • Polymer 0.2.4
  • Font Awesome 4.1.0

0.1.5 (2014 May 17)

  • Added support for viewing component source code for library components. Requires runtime-level support
  • Support for Chrome 35+ (native custom elements) and Polymer 0.2.3
  • Pinch zoom gesture via Hammer.js

0.1.4 (2014 May 9)

  • No changes, just version bump for Chrome app

0.1.3 (2014 May 8)

  • Added examples to home screen
  • Added support for int and date inport types in Node Inspector
  • Fixed IndexedDB initialization issue with Chrome Apps
  • connect events are also shown now in the edge logs

0.1.1 (2014 May 6)

  • We now get the GitHub token, Flowhub plan, and user information through a single API call
  • Added some anonymized usage metrics to help guide development
  • Undo/redo are now disabled when there is no history in that direction

0.0.8 (2014 May 1)

  • Project creation now requires login

0.0.7 (2014 April 29)

  • Made