Available worldwide
What is serde?
Serde enables Rust developers to serialize and deserialize data structures to various formats through compile-time trait implementations, eliminating runtime reflection overhead and achieving performance comparable to hand-written serializers.
serde pricing
Plans, per-tier features and add-ons, dated and linked to live pricing. Pricing changes often; always verify at source before you rely on it.
Free and open-source
Open Source
FreeFree open-source Rust library available under Apache 2.0 and MIT licenses
- Serialize and Deserialize trait implementations
- Derive macros for automatic implementation generation
- Support for JSON, MessagePack, YAML, TOML, CBOR, Postcard, RON, BSON, Avro, and other formats
- no_std support with optional alloc
- Standard library collections support
- Reference-counted pointer serialization
Platform & deployment
Independently observed- CLI
Integrations (5)
Independently observed- JSON
- Postcard
- CBOR
- YAML
- MessagePack
Security & compliance
Known vulnerabilities: 0 (0 in the last 12 months) sourcea count reflects scale & disclosure, not quality
serde FAQ
Common questions about serde, answered from independent, dated evidence.
What is serde?
Serde enables Rust developers to serialize and deserialize data structures to various formats through compile-time trait implementations, eliminating runtime reflection overhead and achieving performance comparable to hand-written serializers. It is indexed under Utilities.
Source: https://serde.rs
Is serde free to use?
serde is open source, so it can be self-hosted and used at no licence cost. It is released under the Apache-2.0 licence. Pricing changes often, so verify at source before relying on it.
Source: https://serde.rs
What platforms does serde support?
serde supports a command-line interface. Platforms we have not confirmed are simply not listed here rather than ruled out.
Source: https://serde.rs
What does serde integrate with?
We have confirmed 5 integrations for serde, including JSON, Postcard, CBOR, YAML and MessagePack. This is what we could verify from public sources, so the vendor may support others we have not indexed.
Source: https://serde.rs
Is serde open source?
Yes. serde is published under the Apache-2.0 licence, a permissive licence that generally allows commercial use and modification. Licence terms can change between releases, so verify against the repository for the version you intend to use.
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The vioscaleAI score: one lens on the evidence
Not user reviews and not a paid placement: a confidence-weighted blend of the independent signals below (adoption, activity, security posture, and more), which you can sort and re-weight yourself. Vendors can correct their listing but can never move their rank, and stars are weighted low as a vanity metric. It is one way to read the evidence for serde, not the verdict.
| Signal | Score | Weight | Contribution | Evidence |
|---|---|---|---|---|
| Dependent projects | 83 | 0.08 | 6.7 | ✓ |
| Release cadence | 97 | 0.07 | 6.5 | ✓ |
| Security score | 54 | 0.05 | 2.9 | ✓ |
| Stars | 76 | 0.03 | 2.5 | ✓ |
| Development activity | 15 | 0.12 | 1.8 | ✓ |
| Integrations | 22 | 0.05 | 1.2 | ✓ |
| Capabilities | 0 | 0.08 | 0.0 | - |
| Security posture | 0 | 0.09 | 0.0 | - |
| Package downloads | 0 | 0.17 | 0.0 | - |
| Developer Q&A activity | 0 | 0.08 | 0.0 | - |
Computed . Re-weight it by intent, or see the full method.
All data & sourcesshow ↓
Every value we hold, with its source, retrieval date, and confidence. This is the evidence behind the score: don't trust it, verify it.
Activity
| Attribute | Value | Evidence |
|---|---|---|
| Commits last 30d | 2 | mediumsource · 2026-09-10 · 65% |
Adoption
Content
| Attribute | Value | Evidence |
|---|---|---|
| Faq | 5 items | mediumsource · 2026-09-10 · 67% |
Integrations
| Attribute | Value | Evidence |
|---|---|---|
| Count | 5 | mediumsource · 2026-08-05 · 60% |
Language
| Attribute | Value | Evidence |
|---|---|---|
| Primary | Rust | highsource · 2026-09-10 · 90% |
License
| Attribute | Value | Evidence |
|---|---|---|
| Spdx | Apache-2.0 | highsource · 2026-09-10 · 95% |
Market
| Attribute | Value | Evidence |
|---|---|---|
| Availability | PrimaryMarkets: … · AvailabilityScope: global · AvailableCountries: … · NotAvailableCountries: … | highsource · 2026-08-05 · 75% |
Pricing
Release
Reliability
| Attribute | Value | Evidence |
|---|---|---|
| Status page | Yes | mediumsource · 2026-08-05 · 60% |
Security
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