# remotion-dev/remotion · RepoSense Release & Migration Intelligence

> `@remotion/lambda`: Allow custom function names to `deploy. Drop-in upgrade. Migration: None.

## Metadata
- **Repository URL**: https://github.com/remotion-dev/remotion
- **Primary Package**: `remotion` (NPM)
- **Categories**: `ECOSYSTEM`, `FRAMEWORK`
- **Latest Version**: `v4.0.541`
- **Semantic Status**: `COMPATIBLE`
- **Bundle Size Impact (unavailable)**: `Size Unavailable`
- **Atom Ingestion Feed**: https://github.com/remotion-dev/remotion/releases.atom

## The Human Context (Plain-English Pitch)
remotion is an open-source library and developer tool in the remotion-dev/remotion ecosystem. It saves developers from writing repetitive low-level boilerplate from scratch by providing a battle-tested, open-source implementation ready for production.

## Stage 1 Executive Summary ([Core Change] + [Required Action] + [Migration Effort])
`@remotion/lambda`: Allow custom function names to `deploy. Drop-in upgrade. Migration: None.

## Breaking Changes & Required Actions
- `@remotion/lambda`: Allow custom function names to `deployFunction()` by @JonnyBurger in #12849
- `remotion`: Forward Solid data and aria props to its canvas by @alec-watts in #12933
- `remotion`: Round fractional `rgb()` channels in `interpolateColors()` by @kevin9327 in #12912
- `remotion`: Remove broken `requestVideoFrameCallback` time comparison from media sync by @samohovets in #12903

## Migration Snippet
```ts
npm install remotion@4.0.541
```

## Ecosystem Compatibility Matrix & Graph Warnings
- **TypeScript 5.x** [`COMPATIBLE`]: Ships standard TypeScript declaration files without type regressions.

## Zero-Noise Release Timeline
- **v4.0.541** (2026-11-05) [COMPATIBLE]: `@remotion/lambda`: Allow custom function names to `deploy. Drop-in upgrade. Migration: None.

## Upgrade & Migration Q&A (GEO Direct Answers)
### Is remotion-dev/remotion v4.0.541 safe to upgrade in production?
remotion-dev/remotion v4.0.541 is classified as COMPATIBLE (PATCH release). `@remotion/lambda`: Allow custom function names to `deploy. Drop-in upgrade. Migration: None.

### What breaking changes or compatibility risks exist in remotion-dev/remotion v4.0.541?
No breaking API changes or peer dependency conflicts are recorded for remotion-dev/remotion v4.0.541 in the RepoSense compatibility graph.

### What is the bundle size impact of remotion v4.0.541?
Measured bundle size telemetry is currently unavailable for remotion v4.0.541; verify build output locally before deploying.

### How do I upgrade remotion to v4.0.541?
Upgrade remotion to v4.0.541 by running "npm install remotion@4.0.541" and applying the migration steps: npm install remotion@4.0.541