Compare Products

Structured side-by-side comparison for technology decisions.

Metric
indexmap
OSSRust
Open product
syn
OSSRust
Open product
TypeOSSOSS
LanguageRustRust
Stars2,2983,293
Forks187360
Contributors52100
Open Issues1180
Health ScoreN/AN/A
Trend ScoreN/AN/A
Activity ScoreN/AN/A
Reliability ScoreN/AN/A
Security ScoreN/AN/A
Latest Version2.13.02.0.117
LicenseApache-2.0Apache-2.0
StatusN/AN/A
Activity LevelN/AN/A
Last ReleaseN/A2/20/2026
Last Commit1/7/20262/22/2026
Key Featureshashtable · rustproc macro
ProsStrong community adoption. · Broad maintainer participation.Strong community adoption. · Broad maintainer participation.
ConsRelease cadence may shift with maintainer priorities; plan controlled upgrade windowsSecurity posture signals are mixed; run additional security review before broad adoption
Pricing ModelFREEFREE