Comparison
hora vs jax
Verdict
Pick hora when hora is primarily Rust; jax is Python; pick jax when jax is primarily Python; hora is Rust.
Markdown twin · hora alternatives · jax alternatives
GraphCanon updated today
Trust & integrity
| Signal | hora | jax |
|---|---|---|
| Maintenance | Slowing (143d since push) As of today · github_public_v1 | Very active (0d since push) As of today · github_public_v1 |
| Provenance | Not a fork · Organization account As of today · github_public_v1 | Not a fork · Organization account As of today · github_public_v1 |
| Security (OSV) | No lockfile As of today · none | No lockfile As of today · none |
Tagline
- hora
- 🚀 efficient approximate nearest neighbor search algorithm collections library written in Rust 🦀 .
- jax
- Composable transformations of Python+NumPy programs: differentiate, vectorize, JIT to GPU/TPU, and more
Stars
- hora
- 2.7k
- jax
- 36k
Forks
- hora
- 78
- jax
- 3.7k
Open issues
- hora
- 26
- jax
- 2.5k
Language
- hora
- Rust
- jax
- Python
Adopt for
- hora
- -
- jax
- -
Persona
- hora
- -
- jax
- -
Runtime
- hora
- -
- jax
- -
License
- hora
- Apache-2.0
- jax
- Apache-2.0
Last pushed
- hora
- Feb 17, 2026
- jax
- Jul 11, 2026
Categories
- hora
- Vector Databases, Computer Vision
- jax
- Vector Databases, Computer Vision, Evaluation & Observability
Trust and health
Maintenance
- hora
- Slowing (36%)
- jax
- Very active (96%)
Days since push
- hora
- 143d
- jax
- 0d
Open issues (now)
- hora
- 26
- jax
- 2.5k
Full report
- hora
- Trust report
- jax
- Trust report
Choose hora if…
- hora is primarily Rust; jax is Python.
- Tags unique to hora: artificial-intelligence, data-structures, algorithm, high-performance.
- Leaner open-issue backlog (26).
When NOT to use hora
- Last GitHub push was 144 days ago (slowing maintenance, Feb 17, 2026). Validate activity before betting a new project on hora.
- Vector Databases: Don't reach for a dedicated vector DB under ~100k vectors; pgvector on your existing Postgres is simpler to operate.
Choose jax if…
- jax is primarily Python; hora is Rust.
- Tags unique to jax: python, jax.
- Also covers Evaluation & Observability.
When NOT to use jax
- Vector Databases: Don't reach for a dedicated vector DB under ~100k vectors; pgvector on your existing Postgres is simpler to operate.
- Evaluation & Observability: Defer heavyweight eval infra only until you have real traffic - never skip it once users depend on answers.
Explore
Sources
Every stat on this page traces to a dated GitHub sync, license file, enrichment field, or trust scan.
- GitHub stars (hora-search/hora) · observed Jul 11, 2026
- GitHub forks (hora-search/hora) · observed Jul 11, 2026
- Last push (hora-search/hora) · observed Feb 17, 2026
- License file (Apache-2.0) · observed Jul 11, 2026
- Trust scan (lockfile / OSV) · observed Jul 11, 2026
- GitHub stars (jax-ml/jax) · observed Jul 11, 2026
- GitHub forks (jax-ml/jax) · observed Jul 11, 2026
- Last push (jax-ml/jax) · observed Jul 11, 2026
- License file (Apache-2.0) · observed Jul 11, 2026
- Trust scan (lockfile / OSV) · observed Jul 11, 2026
GitHub stars on cards: hora 2.7k · jax 36k (synced Jul 11, 2026).
Common questions
- What is the difference between hora and jax?
- hora: 🚀 efficient approximate nearest neighbor search algorithm collections library written in Rust 🦀 .. jax: Composable transformations of Python+NumPy programs: differentiate, vectorize, JIT to GPU/TPU, and more. See the comparison table for live GitHub stats and shared categories.
- When should I choose hora over jax?
- Choose hora over jax when hora is primarily Rust; jax is Python; Tags unique to hora: artificial-intelligence, data-structures, algorithm, high-performance; Leaner open-issue backlog (26).
- When should I choose jax over hora?
- Choose jax over hora when jax is primarily Python; hora is Rust; Tags unique to jax: python, jax; Also covers Evaluation & Observability.
- When should I avoid hora?
- Last GitHub push was 144 days ago (slowing maintenance, Feb 17, 2026). Validate activity before betting a new project on hora. Vector Databases: Don't reach for a dedicated vector DB under ~100k vectors; pgvector on your existing Postgres is simpler to operate.
- When should I avoid jax?
- Vector Databases: Don't reach for a dedicated vector DB under ~100k vectors; pgvector on your existing Postgres is simpler to operate. Evaluation & Observability: Defer heavyweight eval infra only until you have real traffic - never skip it once users depend on answers.
- Is hora or jax more popular on GitHub?
- jax has more GitHub stars (35,999 vs 2,663). Stars measure visibility, not whether either tool fits your constraints.
- Are hora and jax open source?
- Yes - both are open-source projects on GitHub (hora: Apache-2.0, jax: Apache-2.0).
- Where can I find alternatives to hora or jax?
- GraphCanon lists graph-backed alternatives at hora alternatives and jax alternatives (hora markdown twin, jax markdown twin), ranked by typed relationship edges rather than popularity votes.
- Is there a machine-readable version of this comparison?
- Yes. The markdown twin at this comparison mirrors this page for agents and LLM crawlers, with the same stats table and FAQ answers.
- Which is better maintained, hora or jax?
- hora: Slowing. jax: Very active. Compare maintenance labels, days since push, and release cadence in the trust section below - stars alone do not measure maintenance.
- Where are the full trust reports for hora and jax?
- GraphCanon publishes per-repo trust reports with dated maintenance, provenance, and scan summaries: hora trust report; jax trust report.