PHP 5.4以降、7以降（組み込みサーバーを使用）完全無料、広告なし
Active development is stopped.
Due to changes in Android 10 this is the last release. Project will be fully closed in not so far future.
For more info read here: https://bitbucket.org/esminis/server
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Pure PHP 5.4+, 7+ server with modules: core, session, standard, date, ereg, libxml, openssl, pcre, sqlite3, zlib, bcmath, bz2, calendar, ctype, curl, dom, hash, fileinfo, filter, ftp, gd, gettext, gmp, spl, iconv, intl, json, mbstring, mcrypt, mongodb, mysqlnd, mysqli, odbc, pdo, pdo_mysql, pdo_odbc, pdo_pgsql, pdo_sqlite, pgsql, phar, posix, pspell, recode, reflection, mysql, simplexml, soap, sockets, exif, tidy, tokenizer, wddx, xml, xmlreader, xmlrpc, xmlwriter, xsl, zip, cli_server, mhash, ssh2, opcache, phalcon, yaf, yar, id3, lzf, oauth, quickhash, bbcode, xmldiff, xdiff, rar, gender, stats, eio, judy, mailparse, rpmreader, spl_types, yaml, ev, inotify, weakref, xdebug, dba, imagick, ldap