My attempt to learn Kanji without WaniKani and even Anki is
- Kanji Beyond WaniKani - by polv - Memrise
- INFINITY minimalist and latest - Google Sheets
- Kanji-in-the-wild learning pattern (outside WaniKani)
- Kanji beyond WaniKani (esp. 常用 and 人名用) plus more [Spreadsheet, Anki and Memrise]
- www.kanjipedia.jp
In short, try to learn all common Kun readings, some On reading, and all Kanji meanings (in JJ dictionary).