Research this topic
Explore the main themes, entities and connections around Crystal (programming language). Start with the topic map, then use the sections below for research and deeper semantic analysis.
Explore this topic
Start with a few of the strongest sections from the source topic. These are research directions, not a list of keywords you must use.
History
Description
Adoption
Overview
Key facts & relationships
High-confidence facts extracted from structured source data. Use them as anchors for further research.
- Designed by
- Ary Borenszweig, Juan Wajnerman, Brian Cardiff
- Developer
- Manas Technology Solutions
- Filename extensions
- .cr
- First appeared
- June 19, 2014; 12 years ago (2014-06-19)
- Implementation language
- Ruby (2011- 2013), Crystal (2013 - present)
- License
- Apache License 2.0
Topics to explore
A structured outline of related entities, concepts and subtopics. Open any item to build a new map centered on it.Browse the full topic structure. Each item opens a new analysis centered on that subject.
Overview
- High-level High-level programming language
- General-purpose General-purpose programming language
- Object-oriented programming
- Ruby Ruby (programming language)
- Compiled language
- Static type-checking Type system
- Type inference
- Free and open-source software
- Apache License
History
- Self-hosting Self-hosting (compilers)
- TIOBE index
Description
- LLVM
- Union types Union type
- Boehm collector Boehm garbage collector
- Communicating sequential processes
- Go Go (programming language)
Adoption
- Nikola Corporation
- Kagi search engine Kagi (search engine)
Advanced semantic analysis
Deeper signals for content research, entity SEO and topical coverage. The plain-language headings explain what each technical view is useful for.
Map overview Semantic statistics
Number of nodes, edges, triples, density and central hubs. Use it to gauge the size and connectivity of the map.Crystal (programming language)
How this topic connects Entity context
Quick relationship hints grouped by predicate. Useful for spotting recurring semantic connections around the current entity.See the strongest relationship patterns around the current topic before diving into the raw triples.
Crystal (programming language)
Top relations
Important terminology Word statistics
Frequent words and multi-word phrases across the lead, headings, infobox and body. Useful for terminology coverage.Use these terms to understand the vocabulary surrounding the topic, not as a checklist for keyword stuffing.
Important terminology
crystal language ruby types programming type object-oriented static first designed ary borenszweig juan wajnerman brian cardiff apache license go written
Entity relationships Subject–Predicate–Object triples
Extracted RDF-like relationships with confidence and source. The table includes structured facts and lower-confidence contextual relations.| Subject | Predicate | Object | Confidence | Src |
|---|---|---|---|---|
| Crystal (programming language) | Designed by | Ary Borenszweig, Juan Wajnerman, Brian Cardiff | 1.00 | infobox |
| Crystal (programming language) | Developer | Manas Technology Solutions | 1.00 | infobox |
| Crystal (programming language) | Filename extensions | .cr | 1.00 | infobox |
| Crystal (programming language) | First appeared | June 19, 2014; 12 years ago (2014-06-19) | 1.00 | infobox |
| Crystal (programming language) | Implementation language | Ruby (2011- 2013), Crystal (2013 - present) | 1.00 | infobox |
| Crystal (programming language) | License | Apache License 2.0 | 1.00 | infobox |
| Crystal (programming language) | OS | Linux, macOS, FreeBSD, OpenBSD, Windows | 1.00 | infobox |
| Crystal (programming language) | Paradigm | Multi-paradigm: object-oriented, concurrent | 1.00 | infobox |
| Crystal (programming language) | Platform | IA-32 (i386), x86-64, AArch64 | 1.00 | infobox |
| Crystal (programming language) | Stable release | 1.21.0 / 16 July 2026; 39 days ago (16 July 2026) | 1.00 | infobox |
| Crystal (programming language) | Typing discipline | static, inferred, nominal, duck | 1.00 | infobox |
| Crystal (programming language) | Website | crystal-lang.org | 1.00 | infobox |
Related concept clusters Concept neighborhoods
Clusters of nearby vocabulary surrounding the topic. Scan them for adjacent concepts and language you may have missed.These clusters group vocabulary that occurs around closely connected concepts in the source material.
Connections between topic areas Semantic bridges
Bridge nodes connect otherwise separate parts of the map. Expand a row to inspect the topic groups on each side.Bridges can reveal useful research angles that are easy to miss in a flat list of related terms.