Curated Collection
Free Dev Tools · Free
This page picks 200 fully free or with a free tier Developer Tools, ranked by overall rating and price, with an average rating of 9.1 / 10. 198 of them are friendly for mainland China access (CN ≥ 2 stars). Monthly prices range from $9.50 to $480. Headquarters: United States / 开源 / International / United Kingdom. Data is compiled from public sources plus editorial testing, cached and refreshed every 5 minutes; compare specs and jump straight to official sites in the table below.
Category
🔧 All Dev Tools
Free Dev Tools Top 9
Sorted by this dimension, recalibrated monthlyAll 200 Free Dev Tools compared
Click a provider name for the full review| # | Provider | Sub-category | HQ | Monthly | Rating | CN | Payment | Visit |
|---|---|---|---|---|---|---|---|---|
| 1 |
 github.com |
代码托管与协作 | United States | Free / Contact | 9.9 | — | Visit | |
| 2 |
redis.io |
Database | United States | Free / Contact | 9.9 | — | Visit | |
| 3 |
C curl.se |
Http Client | Sweden | Free / Contact | 9.9 | — | Visit | |
| 4 |
 go.dev |
编程语言 | United States | Free / Contact | 9.9 | — | Visit | |
| 5 |
 jquery.com |
Javascript Library | United States | Free / Contact | 9.9 | — | Visit | |
| 6 |
N nginx.org |
Web Server | United States | Free / Contact | 9.9 | — | Visit | |
| 7 |
 nodejs.org |
运行时开发平台 | United States | Free / Contact | 9.9 | — | Visit | |
| 8 |
 react.dev |
前端框架库 | United States | Free / Contact | 9.9 | — | Visit | |
| 9 |
 spring.io |
Java Framework | United States | Free / Contact | 9.9 | — | Visit | |
| 10 |
 agilemanifesto.org |
敏捷开发宣言 | United States | Free / Contact | 9.9 | — | Visit | |
| 11 |
 brew.sh |
Package Manager | United States | Free / Contact | 9.9 | — | Visit | |
| 12 |
K kubernetes.io |
Container Orchestration | United States | Free / Contact | 9.9 | — | Visit | |
| 13 |
 llvm.org |
编译器工具链 | United States | Free / Contact | 9.9 | — | Visit | |
| 14 |
numpy.org |
科学计算库 | United States | Free / Contact | 9.9 | — | Visit | |
| 15 |
 pypi.org |
包管理 | United States | Free / Contact | 9.9 | — | Visit | |
| 16 |
R rust-lang.org |
编程语言 | United States | Free / Contact | 9.9 | — | Visit | |
| 17 |
V vscode.dev |
浏览器代码编辑器 | United States | Free / Contact | 9.9 | — | Visit | |
| 18 |
I imagemagick.com |
开源图像处理套件 | United States | Free / Contact | 9.9 | — | Visit | |
| 19 |
 gitea.io |
自托管Git平台 | International | $9.50/mo | 9.0 | — | Visit | |
| 20 |
F forkapp.io |
Git客户端 | Lithuania | $59.99/mo | 9.0 | — | Visit | |
| 21 |
 tablepress.org |
Wordpress Plugin | United States | $89.00/mo | 9.0 | — | Visit | |
| 22 |
 fullcalendar.io |
Javascript Calendar | United States | $480.00/mo | 9.0 | — | Visit | |
| 23 |
 angular.dev |
前端框架 | United States | Free / Contact | 9.0 | — | Visit | |
| 24 |
 adminjs.co |
开源管理面板 | Poland | Free / Contact | 9.0 | — | Visit | |
| 25 |
 deno.com |
JavaScript运行时 | United States | Free / Contact | 9.0 | — | Visit | |
| 26 |
 sentry.io |
Error Tracking | United States | Free / Contact | 9.0 | — | Visit | |
| 27 |
 uptimerobot.com |
Website Monitoring | United States | Free / Contact | 9.0 | — | Visit | |
| 28 |
 caniuse.com |
浏览器兼容性查询 | United States | Free / Contact | 9.0 | — | Visit | |
| 29 |
 10gen.com |
Database | United States | Free / Contact | 9.0 | — | Visit | |
| 30 |
 adoptium.org |
Java运行时 | Global | Free / Contact | 9.0 | — | Visit | |
| 31 |
 virtualbox.org |
虚拟化软件 | United States | Free / Contact | 9.0 | — | Visit | |
| 32 |
C circleci.com |
Ci/Cd | United States | Free / Contact | 9.0 | — | Visit | |
| 33 |
 ckeditor.com |
富文本编辑器 | Poland | Free / Contact | 9.0 | — | Visit | |
| 34 |
E expo.dev |
React Native Framework | United States | Free / Contact | 9.0 | — | Visit | |
| 35 |
 fluentbit.io |
Observability Pipeline | United States | Free / Contact | 9.0 | — | Visit | |
| 36 |
G gradle.com |
构建测试优化 | United States | Free / Contact | 9.0 | — | Visit | |
| 37 |
 grafana.com |
Observability | United States | Free / Contact | 9.0 | — | Visit | |
| 38 |
 groovy-lang.org |
编程语言 | 开源 | Free / Contact | 9.0 | — | Visit | |
| 39 |
 hackmd.io |
Collaborative Markdown | Taiwan | Free / Contact | 9.0 | — | Visit | |
| 40 |
 motion.dev |
动画库 | United Kingdom | Free / Contact | 9.0 | — | Visit | |
| 41 |
 mui.com |
React UI组件库 | United States | Free / Contact | 9.0 | — | Visit | |
| 42 |
N newrelic.com |
Observability | United States | Free / Contact | 9.0 | — | Visit | |
| 43 |
 neo4j.com |
Graph Database | United States | Free / Contact | 9.0 | — | Visit | |
| 44 |
 octopus.com |
持续交付部署 | Australia | Free / Contact | 9.0 | — | Visit | |
| 45 |
O observablehq.com |
数据可视化笔记本 | United States | Free / Contact | 9.0 | — | Visit | |
| 46 |
 platformio.org |
Embedded Development | United States | Free / Contact | 9.0 | — | Visit | |
| 47 |
P plot.ly |
Data Visualization | United States | Free / Contact | 9.0 | — | Visit | |
| 48 |
 plotly.com |
Data Visualization | United States | Free / Contact | 9.0 | — | Visit | |
| 49 |
R regex101.com |
Regex Tester | United States | Free / Contact | 9.0 | — | Visit | |
| 50 |
 rollbar.com |
Error Monitoring | United States | Free / Contact | 9.0 | — | Visit | |
| 51 |
 spacelift.io |
IaC编排 | United States | Free / Contact | 9.0 | — | Visit | |
| 52 |
U unity.com |
Game Engine | United States | Free / Contact | 9.0 | — | Visit | |
| 53 |
3 3dmol.org |
分子可视化库 | United States | Free / Contact | 9.0 | — | Visit | |
| 54 |
 adoptium.net |
Java Runtime | International | Free / Contact | 9.0 | — | Visit | |
| 55 |
A alpinelinux.org |
Linux发行版 | 开源社区 | Free / Contact | 9.0 | — | Visit | |
| 56 |
 amcharts.com |
Data Visualization | United States | Free / Contact | 9.0 | — | Visit | |
| 57 |
A ant.design |
Ui Framework | China | Free / Contact | 9.0 | — | Visit | |
| 58 |
 archivebox.io |
Web Archiving | United States | Free / Contact | 9.0 | — | Visit | |
| 59 |
 badssl.com |
SSL测试 | United States | Free / Contact | 9.0 | — | Visit | |
| 60 |
 bearssl.org |
Ssl Tls Library | France | Free / Contact | 9.0 | — | Visit | |
| 61 |
B binary.ninja |
逆向工程平台 | United States | Free / Contact | 9.0 | — | Visit | |
| 62 |
B budgetsoft.nl |
Ssh Client | Netherlands | Free / Contact | 9.0 | — | Visit | |
| 63 |
B buildpacks.io |
容器镜像构建 | 开源社区 | Free / Contact | 9.0 | — | Visit | |
| 64 |
 bun.com |
Javascript Runtime | United States | Free / Contact | 9.0 | — | Visit | |
| 65 |
B bun.sh |
Javascript Runtime | United States | Free / Contact | 9.0 | — | Visit | |
| 66 |
 bundlephobia.com |
Npm Package Size | United States | Free / Contact | 9.0 | — | Visit | |
| 67 |
 caddyserver.com |
Web服务器 | United States | Free / Contact | 9.0 | — | Visit | |
| 68 |
 cairographics.org |
图形库 | United States | Free / Contact | 9.0 | — | Visit | |
| 69 |
 canonical.com |
Linux Distribution & Cloud Infrastructur | United Kingdom | Free / Contact | 9.0 | — | Visit | |
| 70 |
 ccache.dev |
Compiler Cache | 开源 | Free / Contact | 9.0 | — | Visit | |
| 71 |
C centos.org |
Linux发行版 | United States | Free / Contact | 9.0 | — | Visit | |
| 72 |
 clickhouse.com |
Database | United States | Free / Contact | 9.0 | — | Visit | |
| 73 |
 clipboardjs.com |
Javascript Library | United States | Free / Contact | 9.0 | — | Visit | |
| 74 |
C clojure.org |
编程语言文档 | United States | Free / Contact | 9.0 | — | Visit | |
| 75 |
 cmake.org |
构建工具 | United States | Free / Contact | 9.0 | — | Visit | |
| 76 |
 cocoawithlove.com |
Swift/Cocoa Programming | Australia | Free / Contact | 9.0 | — | Visit | |
| 77 |
C codesandbox.io |
Cloud Ide | United States | Free / Contact | 9.0 | — | Visit | |
| 78 |
 commonmark.org |
Markdown规范 | International | Free / Contact | 9.0 | — | Visit | |
| 79 |
 coreboot.org |
开源固件开发 | United States | Free / Contact | 9.0 | — | Visit | |
| 80 |
 cryptopp.com |
密码学开发库 | United States | Free / Contact | 9.0 | — | Visit | |
| 81 |
 cucumber.io |
Testing Framework | United Kingdom | Free / Contact | 9.0 | — | Visit | |
| 82 |
 cyberduck.io |
Cloud Storage Browser | Switzerland | Free / Contact | 9.0 | — | Visit | |
| 83 |
 cygwin.com |
Linux模拟环境 | United States | Free / Contact | 9.0 | — | Visit | |
| 84 |
 dapr.io |
Microservices Runtime | 开源 | Free / Contact | 9.0 | — | Visit | |
| 85 |
D dart.dev |
Programming Language | United States | Free / Contact | 9.0 | — | Visit | |
| 86 |
 dbeaver.io |
Database Management | United States | Free / Contact | 9.0 | — | Visit | |
| 87 |
deck.gl |
Data Visualization | United States | Free / Contact | 9.0 | — | Visit | |
| 88 |
 dev.java |
编程语言官方文档 | United States | Free / Contact | 9.0 | — | Visit | |
| 89 |
diesel.rs |
ORM框架 | United States | Free / Contact | 9.0 | — | Visit | |
| 90 |
D djangopackages.org |
包目录 | United States | Free / Contact | 9.0 | — | Visit | |
| 91 |
D docs.rs |
API文档托管 | United States | Free / Contact | 9.0 | — | Visit | |
| 92 |
 doxygen.nl |
代码文档生成 | Netherlands | Free / Contact | 9.0 | — | Visit | |
| 93 |
 duckdb.org |
Database | United States | Free / Contact | 9.0 | — | Visit | |
| 94 |
 ebpf.io |
开发者文档 | United States | Free / Contact | 9.0 | — | Visit | |
| 95 |
 elixir-lang.org |
编程语言 | International | Free / Contact | 9.0 | — | Visit | |
| 96 |
 emscripten.org |
Compiler Toolchain | 开源 | Free / Contact | 9.0 | — | Visit | |
| 97 |
 exiftool.org |
Metadata Tool | Canada | Free / Contact | 9.0 | — | Visit | |
| 98 |
F fastlane.tools |
移动应用发布自动化 | 开源 | Free / Contact | 9.0 | — | Visit | |
| 99 |
 fenicsproject.org |
科学计算框架 | International | Free / Contact | 9.0 | — | Visit | |
| 100 |
 ffmpeg.org |
多媒体处理 | International | Free / Contact | 9.0 | — | Visit | |
| 101 |
 flutter.dev |
跨平台开发框架 | United States | Free / Contact | 9.0 | — | Visit | |
| 102 |
 freertos.org |
Rtos | United States | Free / Contact | 9.0 | — | Visit | |
| 103 |
 galaxyproject.org |
科研数据分析平台 | United States | Free / Contact | 9.0 | — | Visit | |
| 104 |
 gamemaker.io |
游戏开发引擎 | United Kingdom | Free / Contact | 9.0 | — | Visit | |
| 105 |
 gdal.org |
Geospatial | 开源 | Free / Contact | 9.0 | — | Visit | |
| 106 |
 gee-community-catalog.org |
Geospatial Data | 开源项目 | Free / Contact | 9.0 | — | Visit | |
| 107 |
 gephi.org |
Graph Visualization | France | Free / Contact | 9.0 | — | Visit | |
| 108 |
getbootstrap.com |
Css Framework | United States | Free / Contact | 9.0 | — | Visit | |
| 109 |
 godotengine.org |
游戏引擎 | 开源社区 | Free / Contact | 9.0 | — | Visit | |
| 110 |
 gmplib.org |
数学计算库 | International | Free / Contact | 9.0 | — | Visit | |
| 111 |
 gnome.org |
桌面开发平台 | Global | Free / Contact | 9.0 | — | Visit | |
| 112 |
 gogs.io |
自托管Git服务 | 开源项目 | Free / Contact | 9.0 | — | Visit | |
| 113 |
 gpuopen.com |
Gpu Tools | United States | Free / Contact | 9.0 | — | Visit | |
| 114 |
 gradle.org |
Build Tool | United States | Free / Contact | 9.0 | — | Visit | |
| 115 |
 gtk.org |
GUI开发框架 | International | Free / Contact | 9.0 | — | Visit | |
| 116 |
 gulpjs.com |
Build Tool | United States | Free / Contact | 9.0 | — | Visit | |
| 117 |
 hashcat.net |
Password Recovery | International | Free / Contact | 9.0 | — | Visit | |
| 118 |
 hibernate.org |
Java ORM框架 | 开源社区 | Free / Contact | 9.0 | — | Visit | |
| 119 |
 istio.io |
服务网格 | United States | Free / Contact | 9.0 | — | Visit | |
| 120 |
 jestjs.io |
测试框架 | United States | Free / Contact | 9.0 | — | Visit | |
| 121 |
 jetty.org |
Java Web服务器 | 开源 | Free / Contact | 9.0 | — | Visit | |
| 122 |
 jsfiddle.net |
在线代码编辑器 | United States | Free / Contact | 9.0 | — | Visit | |
| 123 |
 jupyter.org |
Interactive Computing | United States | Free / Contact | 9.0 | — | Visit | |
| 124 |
 katex.org |
Math Typesetting | United States | Free / Contact | 9.0 | — | Visit | |
| 125 |
kotlinlang.org |
编程语言 | United States | Free / Contact | 9.0 | — | Visit | |
| 126 |
 laravel.com |
Php Framework | United States | Free / Contact | 9.0 | — | Visit | |
| 127 |
 leafletjs.com |
地图库 | United States | Free / Contact | 9.0 | — | Visit | |
| 128 |
 libsdl.org |
多媒体开发库 | United States | Free / Contact | 9.0 | — | Visit | |
| 129 |
 libvirt.org |
虚拟化管理API | 开源社区 | Free / Contact | 9.0 | — | Visit | |
| 130 |
 linux-kvm.org |
Virtualization | 开源社区 | Free / Contact | 9.0 | — | Visit | |
| 131 |
L lodash.com |
JavaScript工具库 | United States | Free / Contact | 9.0 | — | Visit | |
| 132 |
 lxml.de |
Python库 | Germany | Free / Contact | 9.0 | — | Visit | |
| 133 |
M memcached.org |
缓存系统 | 开源 | Free / Contact | 9.0 | — | Visit | |
| 134 |
 mesa3d.org |
图形驱动开发 | 开源 | Free / Contact | 9.0 | — | Visit | |
| 135 |
 micropython.org |
嵌入式开发 | International | Free / Contact | 9.0 | — | Visit | |
| 136 |
 modelviewer.dev |
3D Model Viewer Web Component | United States | Free / Contact | 9.0 | — | Visit | |
| 137 |
 nagios.org |
网络监控 | United States | Free / Contact | 9.0 | — | Visit | |
| 138 |
 nasm.us |
汇编器 | United States | Free / Contact | 9.0 | — | Visit | |
| 139 |
 nats.io |
消息系统 | United States | Free / Contact | 9.0 | — | Visit | |
| 140 |
 ncrunch.net |
测试工具 | Australia | Free / Contact | 9.0 | — | Visit | |
| 141 |
 neovim.io |
代码编辑器 | United States | Free / Contact | 9.0 | — | Visit | |
| 142 |
N notepad-plus-plus.org |
代码编辑器 | United States | Free / Contact | 9.0 | — | Visit | |
| 143 |
 nuxt.com |
前端框架 | 开源 | Free / Contact | 9.0 | — | Visit | |
| 144 |
 openlayers.org |
Mapping Library | International | Free / Contact | 9.0 | — | Visit | |
| 145 |
 openjdk.org |
开源开发平台 | United States | Free / Contact | 9.0 | — | Visit | |
| 146 |
 oracle-base.com |
Oracle Database | International | Free / Contact | 9.0 | — | Visit | |
| 147 |
 palletsprojects.com |
开源框架 | United States | Free / Contact | 9.0 | — | Visit | |
| 148 |
 pandoc.org |
Document Converter | United States | Free / Contact | 9.0 | — | Visit | |
| 149 |
 paraview.org |
Data Visualization | United States | Free / Contact | 9.0 | — | Visit | |
| 150 |
P perfetto.dev |
性能分析 | 开源 | Free / Contact | 9.0 | — | Visit | |
| 151 |
 phpunit.de |
测试框架 | Germany | Free / Contact | 9.0 | — | Visit | |
| 152 |
 pixijs.com |
2D WebGL渲染引擎 | 开源 | Free / Contact | 9.0 | — | Visit | |
| 153 |
 plyr.io |
Media Player | United Kingdom | Free / Contact | 9.0 | — | Visit | |
| 154 |
 playwright.dev |
端到端测试 | United States | Free / Contact | 9.0 | — | Visit | |
| 155 |
 pnpm.io |
包管理器 | United States | Free / Contact | 9.0 | — | Visit | |
| 156 |
 polyfill.io |
前端兼容库 | United Kingdom | Free / Contact | 9.0 | — | Visit | |
| 157 |
 postcss.org |
前端构建工具 | International | Free / Contact | 9.0 | — | Visit | |
| 158 |
 portforward.com |
端口转发指南 | United States | Free / Contact | 9.0 | — | Visit | |
| 159 |
 pptr.dev |
浏览器自动化 | 开源 | Free / Contact | 9.0 | — | Visit | |
| 160 |
 preactjs.com |
Frontend Framework | United States | Free / Contact | 9.0 | — | Visit | |
| 161 |
 prometheus.io |
Open Source Monitoring | United States | Free / Contact | 9.0 | — | Visit | |
| 162 |
 protobuf.dev |
数据序列化 | United States | Free / Contact | 9.0 | — | Visit | |
| 163 |
 proxmox.com |
Virtualization | Austria | Free / Contact | 9.0 | — | Visit | |
| 164 |
 pygments.org |
语法高亮库 | International | Free / Contact | 9.0 | — | Visit | |
| 165 |
 qemu.org |
虚拟化仿真 | United States | Free / Contact | 9.0 | — | Visit | |
| 166 |
 quantumai.google |
量子计算开发工具 | United States | Free / Contact | 9.0 | — | Visit | |
| 167 |
Q quasar.dev |
Frontend Framework | United States | Free / Contact | 9.0 | — | Visit | |
| 168 |
 rclone.org |
云存储同步 | 开源 | Free / Contact | 9.0 | — | Visit | |
| 169 |
 redirection.me |
Wordpress Plugin | United Kingdom | Free / Contact | 9.0 | — | Visit | |
| 170 |
 relay.so |
PHP缓存 | United States | Free / Contact | 9.0 | — | Visit | |
| 171 |
 requirejs.org |
JavaScript模块加载器 | International | Free / Contact | 9.0 | — | Visit | |
| 172 |
 ruby-doc.org |
Documentation | United States | Free / Contact | 9.0 | — | Visit | |
| 173 |
 rubygems.org |
包管理仓库 | United States | Free / Contact | 9.0 | — | Visit | |
| 174 |
 shopify.dev |
电商开发文档 | Canada | Free / Contact | 9.0 | — | Visit | |
| 175 |
 slf4j.org |
Java日志库 | International | Free / Contact | 9.0 | — | Visit | |
| 176 |
 stackblitz.com |
在线IDE | United States | Free / Contact | 9.0 | — | Visit | |
| 177 |
 streamlit.io |
Data App Framework | United States | Free / Contact | 9.0 | — | Visit | |
| 178 |
 svelte.dev |
Frontend Framework | United States | Free / Contact | 9.0 | — | Visit | |
| 179 |
S swiperjs.com |
触摸滑动库 | 开源 | Free / Contact | 9.0 | — | Visit | |
| 180 |
S symfony.com |
Php Framework | France | Free / Contact | 9.0 | — | Visit | |
| 181 |
 tauri.app |
Cross Platform App Framework | 开源社区 | Free / Contact | 9.0 | — | Visit | |
| 182 |
T tc39.es |
语言规范 | International | Free / Contact | 9.0 | — | Visit | |
| 183 |
 theia-ide.org |
Ide | 开源 | Free / Contact | 9.0 | — | Visit | |
| 184 |
 tikv.org |
分布式数据库 | China | Free / Contact | 9.0 | — | Visit | |
| 185 |
 tinyjpg.com |
Image Compression | Netherlands | Free / Contact | 9.0 | — | Visit | |
| 186 |
 tinypng.com |
Image Compression | Netherlands | Free / Contact | 9.0 | — | Visit | |
| 187 |
T tokio.rs |
异步运行时 | 开源 | Free / Contact | 9.0 | — | Visit | |
| 188 |
 typedoc.org |
文档生成 | 开源 | Free / Contact | 9.0 | — | Visit | |
| 189 |
V vector.dev |
Observability | United States | Free / Contact | 9.0 | — | Visit | |
| 190 |
V vitest.dev |
测试框架 | 开源 | Free / Contact | 9.0 | — | Visit | |
| 191 |
 vite.dev |
Build Tool | 开源 | Free / Contact | 9.0 | — | Visit | |
| 192 |
 xregexp.com |
正则表达式库 | United States | Free / Contact | 9.0 | — | Visit | |
| 193 |
 yarnpkg.com |
Package Manager | 开源 | Free / Contact | 9.0 | — | Visit | |
| 194 |
 yourls.org |
Url Shortener | International | Free / Contact | 9.0 | — | Visit | |
| 195 |
1 1432.cn |
PHP框架 | United States | Free / Contact | 9.0 | — | Visit | |
| 196 |
 abseil.io |
C++基础库 | United States | Free / Contact | 9.0 | — | Visit | |
| 197 |
 actix.rs |
Web Framework | 开源 | Free / Contact | 9.0 | — | Visit | |
| 198 |
A alpinejs.dev |
Alpine.Js Framework | International | Free / Contact | 9.0 | — | Visit | |
| 199 |
 asciidoc.org |
Documentation Format | United States | Free / Contact | 9.0 | — | Visit | |
| 200 |
A astro.build |
Web Framework | United States | Free / Contact | 9.0 | — | Visit |
Other angles on Dev Tools:
💰 Cheap Dev Tools →
🇨🇳 China-friendly Dev Tools →
💰 Alipay Dev Tools →
🔓 Open Source Dev Tools →
🏠 Self-host Dev Tools →
🔗 API Dev Tools →
2026 picks of the year →
Other categories · same "Free"
🖥 VPS →
🗄 Dedicated →
🌐 CDN →
💳 Payments →
🔌 Proxies →
🌍 Domains →
⚙ SaaS →
🤖 AI Apps →
📚 Education →
💰 Crypto →
📈 Marketing →
🎨 Design →
Picks are sorted by public ratings and fields, not purchase advice; prices per the official site. This page contains affiliate links (rel="sponsored"). The full Dev Tools list is in the directory; rating basis is on the methodology page.