Python leads the October 2023 TIOBE Index with a 25.35% share, while Java ranks second at 10.91%. TechEmpower Round 22 shows Fiber can reach 1.5M req/s for plaintext, and Actix tops JSON serialization at 800k req/s. Benchmarks and adoption metrics move independently, and the mismatch shapes how languages are chosen.
Key Takeaways
- In TechEmpower benchmarks Round 22, Fiber (Go) tops plaintext at 1.5M req/s
- Actix (Rust) leads JSON serialization at 800k req/s in TechEmpower R22
- Vert.x (Java) #1 for fortunes DB at 500k req/s TechEmpower R22
- As of October 2023: June 2026, Python is the most popular programming language in the TIOBE Index with a rating of 25.35%
- Java holds the second position in the TIOBE Index October 2023 with 10.91% rating
- In PYPL Index October 2023, Python leads with 28.54% share
- Java developers earn average $120k USD in US per SO 2023
- Python devs median $125k in Stack Overflow 2023 US
- JavaScript salary $110k median SO 2023
- TIOBE index Python grew 10x since 2002 from 0.6% to 25%
- JavaScript doubled in GitHub usage 2014-2023 to 33%
- Rust entered top 20 TIOBE in 2020, now top 10 2023 +500%
- In 2023 Stack Overflow survey, 63% of developers use JavaScript
- Python used by 50% of professional developers in 2023 SO survey
- 48% of devs use HTML/CSS per Stack Overflow 2023
In 2023, Python led popularity while Rust and WebAssembly pushed performance, and Kotlin and Java dominated developer adoption.
Related reading
01 · Category
Performance Benchmarks27 stats
01
In TechEmpower benchmarks Round 22, Fiber (Go) tops plaintext at 1.5M req/s
02
Actix (Rust) leads JSON serialization at 800k req/s in TechEmpower R22
03
Vert.x (Java) #1 for fortunes DB at 500k req/s TechEmpower R22
04
Rust's wasmtime WASM runtime 2x faster than V8 in 2023 benchmarks
05
C++ 1.5x faster than Java in matrix multiplication per Computer Language Benchmarks 2023
06
Go 20% slower than Rust in regex-redux benchmark 2023
07
Python 100x slower than C in n-body simulation per benchmarks game
08
Node.js single-threaded handles 1M req/s with cluster per TechEmpower
09
.NET 8 improves ASP.NET perf by 3x over .NET 5 in 2023
10
Julia 1.9 matches C speed in linear algebra 2023 benchmarks
11
PHP 8.2 2x faster than PHP 7.4 in WordPress benchmarks 2023
12
Swift 5.9 concurrency boosts perf 40% over GCD
13
Kotlin/Native compiles to 1.2x slower than Swift but smaller binary
14
LuaJIT 50x faster than CPython in numeric loops 2023
15
Erlang handles 2M concurrent connections in WhatsApp scale tests
16
Haskell's GHC 9.6 reduces compile time by 20% 2023
17
Zig matches C perf with 10% better comptime in 2023 benchmarks
18
Crystal 2x faster than Ruby in web app benchmarks 2023
19
Nim compiles to C speed with GC overhead 5% less than Go
20
OCaml 9.0 multicore 3x speedup over single-core 2023
21
Scala 3 Dotty 25% faster startup than Scala 2 2023
22
Clojure on JVM 1.1x Java perf in concurrency tests
23
F# .NET 8 AOT 50% faster cold start AWS Lambda 2023
24
Dart Flutter 60fps on low-end devices perf stats 2023
25
RISC-V Rust code 15% faster than ARM in SPEC 2023
26
Java GraalVM native 5x faster startup than JVM 2023
27
Python Numba JIT 100x speedup over pure Python loops
Interpretation
Performance Benchmarks Interpretation
While the world of programming languages is a vibrant menagerie of speed demons and concurrency wizards, it's also a stark reminder that a language’s true measure lies in using the right tool for the job—a lesson in engineering pragmatism over raw benchmark worship.
02 · Category
Popularity and Rankings30 stats
01
As of October 2023: June 2026, Python is the most popular programming language in the TIOBE Index with a rating of 25.35%
02
Java holds the second position in the TIOBE Index October 2023 with 10.91% rating
03
In PYPL Index October 2023, Python leads with 28.54% share
04
JavaScript is ranked 3rd in TIOBE October 2023 at 3.11%
05
C++ stands at 4th in TIOBE with 9.80% in October 2023
06
IEEE Spectrum 2023 ranks Python #1 overall
07
Java is #2 in IEEE Spectrum 2023 rankings
08
In Stack Overflow 2023 Survey, JavaScript is most popular with 62.3% usage
09
HTML/CSS ranks 2nd in Stack Overflow 2023 at 52.9%
10
Python is 3rd in Stack Overflow 2023 with 49.3%
11
RedMonk Q2 2023 ranks JavaScript #1
12
Python #2 in RedMonk Q2 2023
13
GitHub Octoverse 2022 shows Python with 19% of contributions
14
JavaScript leads GitHub 2022 at 33%
15
TypeScript grew 70% YoY in GitHub 2022 rankings
16
PLB (Programming Language Benchmarks) ranks Rust #1 for 2023
17
Go is #5 in PYPL October 2023 with 2.12%
18
C# at 6th in TIOBE October 2023 with 4.87%
19
In JetBrains 2023 survey, Kotlin is most loved at 76%
20
Rust is most admired in Stack Overflow 2023 with 82.2% want to work with
21
ZDNet 2023 ranks Python #1 for data science
22
Java #1 for enterprise in Gartner 2023
23
Swift #1 for iOS dev in PYPL mobile rankings
24
PHP 7th in TIOBE at 1.12%
25
R 10th in PYPL at 1.23%
26
Visual Basic dropped to 12th in TIOBE 2023
27
COBOL still in top 20 TIOBE despite age
28
Fortran #13 in IEEE jobs ranking 2023
29
MATLAB #8 in IEEE Spectrum 2023
30
SQL #7 in Stack Overflow 2023 usage at 51.4%
Interpretation
Popularity and Rankings Interpretation
Python has cemented its reign as the programming world's jack-of-all-trades, while JavaScript quietly powers the web, and Rust sits on the throne of admiration, proving developers value both versatility and performance.
03 · Category
Salary and Job Market28 stats
01
Java developers earn average $120k USD in US per SO 2023
02
Python devs median $125k in Stack Overflow 2023 US
03
JavaScript salary $110k median SO 2023
04
Rust highest paid at $135k median SO 2023
05
Go lang $130k median salary SO 2023
06
Stack Overflow 2023: 15% demand for Python jobs
07
JetBrains 2023: Kotlin devs 20% higher salary premium
08
Indeed 2023: C++ jobs 12% YoY growth
09
LinkedIn 2023 Emerging Jobs: Scala #5 growth 25%
10
Dice 2023 Tech Salary Report: Java $127k avg
11
Hired 2023: Clojure 1.4x salary multiplier
12
ZipRecruiter 2023: Elixir $140k avg US
13
Glassdoor 2023: Swift iOS dev $150k SF avg
14
25% of software jobs require JavaScript per Burning Glass 2023
15
Python ML jobs grew 30% YoY Indeed 2023
16
DevOps jobs 40% Go lang demand Upwork 2023
17
Senior C# .NET devs $160k in Seattle per Levels.fyi 2023
18
Ruby on Rails freelance $120/hr median Upwork 2023
19
Blockchain Solidity devs $180k avg CryptoJobsList 2023
20
Embedded C jobs 18% vacancy rate IEEE 2023
21
PHP legacy jobs declining 10% YoY Dice 2023
22
Data Engineer SQL/Python $145k Robert Half 2023
23
Frontend TS/React $135k Hired 2023
24
Backend Java/Spring $128k Stack Overflow Jobs 2023
25
Fullstack JS/Node $122k Indeed 2023 avg
26
Lisp/Functional devs $155k premium SlashData 2023
27
Mobile Flutter/Dart jobs up 50% LinkedIn 2023
28
Quantum Q# devs $200k+ rare skills Quantum Economic Dev 2023
Interpretation
Salary and Job Market Interpretation
While the numbers suggest that learning Rust or specialized quantum programming might be your fastest ticket to a higher salary, the real money often lies at the intersection of deep expertise in an established ecosystem, like Java or .NET, and the timely adoption of a surging trend like Python for machine learning.
More related reading
04 · Category
Trends and Growth30 stats
01
TIOBE index Python grew 10x since 2002 from 0.6% to 25%
02
JavaScript doubled in GitHub usage 2014-2023 to 33%
03
Rust entered top 20 TIOBE in 2020, now top 10 2023 +500%
04
TypeScript grew 500% on GitHub since 2018
05
Go lang up 300% in PYPL since 2015
06
Kotlin surged 1000% post-Android official 2017-2023
07
Decline of PHP from 15% to 5% in PYPL 2012-2023
08
Swift top 10 since 2014 launch, stable iOS king
09
R grew 400% with data science boom 2010-2023
10
C# rose with Unity/mobile from #10 to #5 TIOBE
11
RedMonk: Java stable #3-5 decade long plateau
12
COBOL legacy up 20% due to mainframe shortage 2023
13
Fortran scientific steady 0.5-1% niche growth AI HPC
14
Lisp dialects down 90% since 1990s but AI resurgence
15
Haskell stable top 30 admired despite low usage
16
Dart/Flutter up 400% Google I/O metrics 2023
17
Zig new entrant top 50 TIOBE 2023 systems lang
18
Julia data science 10x growth since 2015
19
Elixir concurrency niche up 200% telecom 2023
20
WebAssembly langs (Rust/WASM) 1000% GitHub growth
21
Decline Java EE to Spring Boot microservices shift
22
Ruby plateau post-Rails hype 2006 peak
23
Perl down 80% since 2000 scripting shift Python
24
Objective-C down 90% post-Swift iOS migration
25
Assembly low but IoT/embedded micro growth 15%
26
Prolog AI logic steady niche ML rise 2023
27
Scala big data down post-Spark Java/Kotlin shift
28
Lua game scripting up 50% Roblox/Unity 2023
29
OCaml finance/ML up 100% Jane Street adoption
30
Nim systems lang 5x growth low level safe
Interpretation
Trends and Growth Interpretation
The programming world is a relentless tug-of-war where Python's slow and steady siege has conquered the mainstream, Rust and TypeScript are the ambitious newcomers elbowing their way to the table, and while the ghosts of PHP and Perl haunt the sidelines, even the ancient COBOL is enjoying a peculiar retirement party due to a lack of caretakers.
05 · Category
Usage and Adoption28 stats
01
In 2023 Stack Overflow survey, 63% of developers use JavaScript
02
Python used by 50% of professional developers in 2023 SO survey
03
48% of devs use HTML/CSS per Stack Overflow 2023
04
Bash/Shell adopted by 33% in SO 2023
05
JetBrains 2023: 82% of devs use JavaScript/TypeScript
06
Python usage at 58% in JetBrains State of Developer Ecosystem 2023
07
GitHub 2023: JavaScript in 50% of repos
08
Python in 28% of GitHub repos 2023
09
70% of data scientists use Python per Kaggle 2023 survey
10
R used by 25% of data scientists in Kaggle 2023
11
Java adoption in enterprise at 90% per New Relic 2023
12
Node.js used by 42% of devs per SO 2023
13
React framework used by 40% in SO 2023
14
.NET used by 27% per SO 2023
15
Docker container usage at 49% in SO 2023
16
AWS cloud used by 49% devs SO 2023
17
55% of mobile devs use Kotlin per SO 2023
18
Swift used by 52% iOS devs SO 2023
19
C# used by 27% in game dev per Unity 2023 stats
20
75% of web devs use JavaScript frontend per W3Techs 2023
21
PHP server-side in 77% of websites per W3Techs Oct 2023
22
ASP.NET in 6% of sites W3Techs 2023
23
Ruby in 0.5% but high in startups per BuiltWith 2023
24
Go used in 10% of cloud-native apps per CNCF 2023
25
Rust adoption grew 2.6x in Linux kernel 2023
26
40% of blockchain devs use Solidity per Electric Capital 2023
27
Java in 92% of Fortune 500 per TIOBE 2023 analysis
28
C used in 70% of embedded systems per EE Times 2023
Interpretation
Usage and Adoption Interpretation
From the lingering ghost of PHP haunting servers to the corporate throne room where Java reigns supreme, we live in a polyglot world where JavaScript's ubiquity is matched only by Python's relentless ascent, proving that in programming, you can be both omnipresent and deeply specialized at the same time.
Reference
Cite This Report
This report is designed to be cited. We maintain stable URLs and versioned verification dates. Copy the format appropriate for your publication below.
APA
Marcus Afolabi. (2026, February 13). Programming Languages Statistics. Gitnux. https://gitnux.org/programming-languages-statistics
MLA
Marcus Afolabi. "Programming Languages Statistics." Gitnux, 13 Feb 2026, https://gitnux.org/programming-languages-statistics.
Chicago
Marcus Afolabi. 2026. "Programming Languages Statistics." Gitnux. https://gitnux.org/programming-languages-statistics.
Sources & references
57 datasets cited across this report · attribution is report-level