Update apps.md

docs/product/apps.md

@@ -31,13 +31,28 @@ Websoft9 作为自托管平台，需要让客户快速部署软件。故，软
 
 通过专业的软件测评工具，直观的获取软件的使用情况：
 
+- [AlternativeTo](https://alternativeto.net/): 122,045 Apps & Software Alternatives
 - [TheirStack](https://theirstack.com/en)：提供知名软件的用户使用情况和招聘情况
 - [HG Insights](https://discovery.hgdata.com/): Find out what companies are using
 - [G2](https://www.g2.com/)：商业软件测评
+- [FeaturedCustomers](https://www.featuredcustomers.com/): 商业软件测评
+- [SoftwareSuggest ®](https://www.softwaresuggest.com/): 商业软件测评
+- [Software Advice](https://www.softwareadvice.com/): 商业软件测评
+- [SelectHub](https://www.selecthub.com/): 商业软件测评
+- [TrustRadius](https://www.trustradius.com/)：商业软件测评
+- [Crozdesk.com,](https://crozdesk.com/): 369 software categories on Crozdesk.com, covering virtually every aspect of business.
+- [saasworthy](https://www.saasworthy.com/): Track 75,000+ software across 600 categories
+- [SaaSHub](https://www.saashub.com/): 194,114 products and growing
+- [SaasGenius ](https://www.saasgenius.com/): Discover the Best Value SaaS Software
+- [Expert Insights](https://expertinsights.com/): 提供每个类别下的 Top10 产品分析，专业性强
+- [AIMultiple](https://aimultiple.com/): AIMultiple has published more than a thousand research articles and hundreds of data-driven lists of software and services.
 - [stackshare](https://stackshare.io/)：开源软件对比、替代品分析以及企业使用情况
 - [Product Hunt](https://www.producthunt.com/): 发布和发现新技术产品的地方
 - [opensource.builders](https://opensource.builders/): Find open-source alternatives for your favorite apps
 - [TIOBE指数](https://www.tiobe.com/tiobe-index/): 权威的程序语言排名
+- [sourceforge](https://sourceforge.net/): 全球最大的软件分发平台之一
+- [BuiltWith](https://builtwith.com/): Find out what websites are Built With
+- [CabinetM ](https://www.cabinetm.com/): Your Technology Management Platform
 - Github的热度分析
 
 ### 求职分析
@@ -53,14 +68,22 @@ Websoft9 作为自托管平台，需要让客户快速部署软件。故，软
 
 通过细分领域网站，搜索产品的排名与应用情况
 
+- [359 个低代码产品](https://airtable.com/appgtkCKwkLEgMyTo/shr78BZzqhqxYdqRa/tblNb6MHPMpAYKkt6)
+- [Awesome Open Source](https://awesomeopensource.com/): 7,000 Expert Curated Categories, 1,500,000 projects
+- [Containerize](https://products.containerize.com/): Provides insight into the top enterprise open source software
 - [free-for.dev](https://github.com/ripienaar/free-for-dev): A list of SaaS, PaaS and IaaS offerings that have free tiers of interest to devops and infradev
 - [CNCF Landscape](https://landscape.cncf.io/): 云原生基金会官网
 - [开源 LMS 产品](https://elearningindustry.com/directory/software-categories/learning-management-systems/license/open)
 - [DevOps Bookmarks](https://www.devopsbookmarks.org/)
 - [9个顶级开发IoT项目的开源物联网平台](https://blog.csdn.net/shnbiot/article/details/80432017)
 - [DB-Engines Ranking](https://db-engines.com/en/)
+- [Database Tools Catalog](https://dbmstools.com/): All database and db tools
 - [MAD (ML/AI/Data) Landscape](https://mad.firstmark.com/)
 - [Password Manager Ranking](https://www.passwordmanager.com) 是一个密码管理软件排名、评论和分析的专业网站。
+- [slant](https://www.slant.co/): 超过 280 万人使用 Slant 寻找最佳产品并分享他们的知识
+- [Datanyze](https://www.datanyze.com/): 全球顶级公司名录
+- [GoodFirms ](https://www.goodfirms.co/): 60,000+ verified client reviews
+- [skillsoft](https://www.skillsoft.com/explore): 商业学习网站，包含大量 IT 技术学习
 
 ### Marketplace 与 SaaS 集成
 
@@ -69,16 +92,27 @@ Websoft9 作为自托管平台，需要让客户快速部署软件。故，软
 - [Datadog integrations](https://docs.datadoghq.com/integrations/): Datadog have 750 built-in integrations
 - [Zoho Monitoring Solution](https://www.manageengine.com/products/applications_manager/index3.html)：Zoho 旗下的一款监控软件，预制数百个开源软件的监控
 - [Red hat Marketplace](https://swc.saas.ibm.com/en-us/redhat-marketplace)：OpenShift 预制应用
+- [integrately](https://integrately.com/integrations/apps): 1200+个热门应用的自动化集成
+- [Linode Marketplace](https://www.linode.com/marketplace/apps/)
+- [DigitalOcean Marketplace](https://marketplace.digitalocean.com/category/all)
+- [Heroku Add-ons](https://elements.heroku.com/addons)
+- 
 
 ### 搜索引擎
 
 通过专业的技术栈数据服务，找寻与对比产品
 
 - [Google 相关词分析](https://anvaka.github.io/vs/)
-
+- [Google trends](https://trends.google.com/trends/explore)
 
 ## 热度分析
 
 参考：[搜索引擎关键词热度](./martech/keywords)
 
+## 论坛讨论
+
+- [Hacker News](https://news.ycombinator.com/)
+- [stackoverflow](https://stackoverflow.com/)
+- [reddit](https://www.reddit.com/)
+