SiteAnalyzer SEO Tools is a free browser extension for Chrome and Firefox that helps you analyze website content and detect errors directly from your browser.
SimpleWebAnalytics is a free tool that analyzes website traffic and page indexing using the Google API. It also allows you to export search keywords to Excel for further analysis.
SERPRiver is a SERP scraper for search engines Google and Bing. It allows sending queries and parse JSON responses in real-time from $4 for 1000 SERPs.