

Introducing Stellar – A browser based Web App for working with timed text and media.
There are many reasons you may need to create and edit text timed against media and Stellar provides a set of tools to do this; quickly, simply and cheaply.
By working in conjunction with Nebula’s powerful distributed processing capabilities Stellar provides the best combination of performance, flexibility, security and ease of use.
Stellar provides the speed and user experience of a PC App with the flexibility and easy deployment of a Web App.
What is Stellar for?
Use Stellar to create, edit or review:
○ Authoring
○ QC and checking
○ Review
○ Subtitles
○ Closed Captions
○ Audio Description
○ Synthetic voices for presentations and voiceovers
○ Transcripts
○ Automatic speech to text transcripts
Stellar supports access to any media type, located anywhere in the world.
○ No need to download large files
○ No need to set up transcoders
○ Supports streaming formats
○ High security features as standard
Stellar is totally scalable:
○ One quick edit to do ?- No problem
○ Need to deploy to 100 external workers quickly? – That’s exactly what Stellar is for.
○ Ramp up for a one off project without buying expensive software? – Yes
Stellar offers unparalleled flexibility in choosing where to process your valuable media files. The often conflicting requirements of security, cost and fast access make it challenging to design your media editing workflows. Stellar allows you to tailor specialist tools to fit in with your workflows and to process your media files where and when you choose.
Widgets and Tools
Stellar is a Widget based application – select just the ones you need:
- All Aspect ratios
- Subtitle or Caption overlay
- Full video control
- Backwards and forwards play
- Step in three different step sizes (1 frame, 10 frames, 10 seconds)
- Varispeed play forwards and backwards from -1000x to + 1000x
- Audio Scrubbing for accurate cueing
- Full Hotkey and Mouse support for all functions
- One to four columns
- One to 25+ files loaded at a time
- Subtitle visualisation or plain text
- Multiple modes per column
- Subtitles
- Captions
- Audio Description (Video Description)
- Timed Metadata
- Comments
- Edit List Data
- Full Unicode Support
- Edit, Insert, Delete, Merge, Split
- Full Hotkey and Mouse support for all functions
- Multiple Timeline Tracks
- Subtitle and Caption timing
- Audio Description timing
- Audio waveforms
- Shot Change track
- QC and Metadata tracks
- Video Control
- Jump to Subtitle In times
- Jump to Shot Change times
- Subtitle Editing
- Move single subtitles on timeline
- Edit In and Out Times
- Edit overall offset
- Align all subtitle times after current time
- Delete single or multiple subtitles across multiple languages
- Create or edit timed transcripts
- Input Automatic Speech to Text (ASR) from a wide range of web services:
- Amazon
- IBM
- Speechmatics
- Word confidence display
- Alternative word selection
- Optional Speaker markup
- Word by word media synchronisation
- Fast text editing shortcuts
- Full Hotkey support for all functions
- AD specific mode for Text entry
- Supports Pan and Fade
- Audio trimming – manual and automatic
- Audio snippet re-timing
- Preview with program audio
Coming Soon:
- Synthetic voice production
- Use any available cloud voice solutions
- Mix and match different voices
- Synthetic Speech Markup Language support (SSML)
Customise your Workspace Layouts
- Use Stellar Widgets and custom Layouts to create the workspace that’s right for you.
- Store and retrieve as many Layouts as you want.
- Use different Layouts for different tasks.
- Create or edit timed transcripts
- Input Automatic Speech to Text (ASR) from a wide range of web services:
- Amazon
- IBM
- Speechmatics
- Word confidence display
- Alternative word selection
- Optional Speaker markup
- Word by word media synchronisation
- Fast text editing shortcuts
- Full Hotkey support for all functions





Stellar – runs in Chrome.