timecodes
ConvertTransformField Notes
Timecode PlaygroundBulk ConverterFilm Slate

Timecode Tools

Timecode utilities for media professionals.

Every tool runs entirely in your browser. No uploads, no server round-trips, no compromises on privacy. For subtitle conversion and transformation, see Convert and Transform.

Timecode Playground

Interactive timecode converter. Test conversion behavior across formats, framerates, and drop-frame modes with real-time output.

Open tool →

Bulk Timecode Converter

Convert lists of timecodes or CSV files between formats and framerates in bulk. Calculate missing values from TC In, TC Out, and Duration.

Open tool →

Film Slate Generator

Generate professional post-production slate images with project metadata, status indicators, and custom resolution support. Export as PNG or JPG.

Open tool →

Frame-Accurate Timed Text Tools

Built for subtitle work that has to survive handoff, delivery, and broadcast review.

Convert, repair, validate, and inspect timed text with framerate-aware tooling that computes in frame space instead of pretending milliseconds are close enough.

Convert SubtitlesTransform & Repair
SRTVTTASSIMSCSCCEBU-STLFCPXMLGraphics STL

Tools

  • Subtitle Converter
  • Transform & Repair
  • Timecode Playground
  • Bulk Converter

Docs

  • Getting Started
  • Timecode Engine
  • Media Tools Roadmap

Field Notes

  • Why 29.97 Subtitle Sync Drifts
  • SRT vs VTT vs ASS
  • Broadcast Subtitle Formats
  • All Field Notes

Reference

  • FAQ
  • GitHub
  • npm Package
  • Clay Levering

timecode.dev

Open-source timed text tooling for post-production, localization, and broadcast pipelines.