Packagist · packagist:symfony/serializer
symfony/serializer active
Handles serializing and deserializing data structures, including object graphs, into array structures or other formats like XML and JSON.
| Latest stable version | 8.1.8 |
|---|---|
| Published | 2026-09-28 09:40:25+00:00 |
| Install | composer require symfony/serializer |
| Required PHP version (composer.json) | PHP >=8.4.1 |
| License | MIT |
| Advisories on latest version | none known |
| Last verified | 2026-10-08 19:59:34 UTC |
| Sources | api.osv.dev, repo.packagist.org |
Maintenance
| Activity | active |
|---|---|
| Last stable release | 2026-09-28 09:40:25 UTC · 10 days ago |
| Stable releases in the last 12 months | 56 |
| Published versions | 774 |
Heuristic based only on release dates; it does not measure issue or security response times.
Version history
| Version | Published |
|---|---|
8.1.8 | 2026-09-28 09:40:25 UTC |
7.4.20 | 2026-09-28 09:39:38 UTC |
6.4.47 | 2026-09-28 08:44:55 UTC |
8.1.7 | 2026-09-08 13:39:13 UTC |
7.4.19 | 2026-09-08 13:28:43 UTC |
6.4.46 | 2026-09-08 09:57:00 UTC |
8.1.6 | 2026-08-30 08:48:47 UTC |
7.4.18 | 2026-08-30 00:47:26 UTC |
6.4.45 | 2026-08-29 08:24:03 UTC |
8.1.5 | 2026-08-22 09:06:25 UTC |
7.4.17 | 2026-08-22 09:04:42 UTC |
6.4.44 | 2026-08-22 09:04:22 UTC |
7.4.16 | 2026-08-06 10:16:07 UTC |
8.1.4 | 2026-08-06 09:53:08 UTC |
8.1.3 | 2026-07-29 14:11:26 UTC |
8.1.2 | 2026-07-29 08:00:47 UTC |
8.0.15 | 2026-07-29 08:00:21 UTC |
7.4.15 | 2026-07-29 07:59:49 UTC |
6.4.43 | 2026-07-29 07:59:11 UTC |
8.1.1 | 2026-06-27 09:05:56 UTC |
Showing the 20 most recent of 674 versions. JSON
Version compatibility
Newest stable version that declares support for each runtime version (from the requirements published with each version).
| Runtime | Newest compatible version |
|---|---|
php 7.4 | 5.4.45 |
php 8.0 | 6.0.19 |
php 8.1 | 6.4.47 |
php 8.2 | 7.4.20 |
php 8.3 | 7.4.20 |
php 8.4 | 8.1.8 |
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Frequently asked questions
What is the latest version of symfony/serializer?
The latest stable version of symfony/serializer is 8.1.8, published on 2026-09-28. Verified by Vigia on 2026-10-08.
How do I install the latest version of symfony/serializer?
Run composer require symfony/serializer. The latest stable version is 8.1.8 (verified 2026-10-08).
Is symfony/serializer deprecated?
No. symfony/serializer is not marked as deprecated in the registry.
Which PHP version does symfony/serializer require?
symfony/serializer 8.1.8 declares this requirement: PHP >=8.4.1.
Does symfony/serializer 8.1.8 have known vulnerabilities?
No known advisories affect symfony/serializer 8.1.8 according to the data Vigia checks.
Is symfony/serializer still maintained?
symfony/serializer published 56 stable releases in the last 12 months; the most recent was 10 days ago. Activity: active.
Observed changes
No changes observed yet since Vigia started tracking this package.
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